1 | /**************************************** |
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2 | * Computer Algebra System SINGULAR * |
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3 | ****************************************/ |
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4 | /* |
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5 | * ABSTRACT: handling of leftv |
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6 | */ |
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7 | /* $Id: subexpr.cc,v 1.93 2006-02-10 13:12:38 Singular Exp $ */ |
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8 | |
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9 | #include <stdlib.h> |
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10 | #include <stdio.h> |
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11 | #include <string.h> |
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12 | #include <ctype.h> |
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13 | #include <unistd.h> |
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14 | |
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15 | #include "mod2.h" |
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16 | #include "intvec.h" |
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17 | #include "tok.h" |
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18 | #include "ipid.h" |
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19 | #include "intvec.h" |
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20 | #include <omalloc.h> |
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21 | #include "febase.h" |
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22 | #include "polys.h" |
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23 | #include "ideals.h" |
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24 | #include "maps.h" |
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25 | #include "matpol.h" |
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26 | #include "kstd1.h" |
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27 | #include "timer.h" |
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28 | #include "ring.h" |
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29 | #include "ffields.h" |
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30 | #include "numbers.h" |
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31 | #include "ipshell.h" |
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32 | #include "lists.h" |
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33 | #include "attrib.h" |
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34 | #include "silink.h" |
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35 | #include "syz.h" |
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36 | #include "subexpr.h" |
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37 | |
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38 | |
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39 | omBin sSubexpr_bin = omGetSpecBin(sizeof(sSubexpr)); |
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40 | omBin sleftv_bin = omGetSpecBin(sizeof(sleftv)); |
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41 | omBin procinfo_bin = omGetSpecBin(sizeof(procinfo)); |
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42 | omBin libstack_bin = omGetSpecBin(sizeof(libstack)); |
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43 | static omBin size_two_bin = omGetSpecBin(2); |
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44 | |
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45 | sleftv sLastPrinted; |
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46 | const char sNoName[]="_"; |
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47 | #ifdef SIQ |
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48 | BOOLEAN siq=FALSE; |
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49 | #endif |
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50 | |
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51 | void sleftv::Set(int val) |
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52 | { |
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53 | Init(); |
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54 | rtyp = INT_CMD; |
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55 | data = (void *)val; |
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56 | } |
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57 | |
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58 | int sleftv::listLength() |
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59 | { |
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60 | int n = 1; |
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61 | leftv sl = next; |
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62 | while (sl!=NULL) |
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63 | { |
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64 | n++; |
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65 | sl=sl->next; |
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66 | } |
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67 | return n; |
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68 | } |
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69 | |
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70 | void sleftv::Print(leftv store, int spaces) |
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71 | { |
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72 | int t=Typ(); |
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73 | if (errorreported) return; |
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74 | #ifdef SIQ |
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75 | if (rtyp==COMMAND) |
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76 | { |
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77 | command c=(command)data; |
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78 | char ch[2]; |
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79 | ch[0]=c->op;ch[1]='\0'; |
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80 | char *s=ch; |
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81 | if (c->op>127) s=iiTwoOps(c->op); |
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82 | ::Print("##command %d(%s), %d args\n", |
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83 | c->op, s, c->argc); |
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84 | if (c->argc>0) |
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85 | c->arg1.Print(NULL,spaces+2); |
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86 | if(c->argc<4) |
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87 | { |
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88 | if (c->argc>1) |
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89 | c->arg2.Print(NULL,spaces+2); |
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90 | if (c->argc>2) |
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91 | c->arg3.Print(NULL,spaces+2); |
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92 | } |
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93 | PrintS("##end"); |
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94 | } |
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95 | else |
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96 | #endif |
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97 | { |
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98 | const char *n=Name(); |
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99 | char *s; |
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100 | void *d=Data(); |
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101 | if (errorreported) |
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102 | return; |
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103 | if ((store!=NULL)&&(store!=this)) |
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104 | store->CleanUp(); |
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105 | |
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106 | switch (t /*=Typ()*/) |
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107 | { |
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108 | case UNKNOWN: |
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109 | case DEF_CMD: |
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110 | ::Print("%-*.*s`%s`",spaces,spaces," ",n); |
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111 | break; |
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112 | case PACKAGE_CMD: |
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113 | ::Print("%-*.*s`%s`",spaces,spaces," ",n); |
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114 | break; |
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115 | case NONE: |
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116 | return; |
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117 | case INTVEC_CMD: |
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118 | case INTMAT_CMD: |
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119 | ((intvec *)d)->show(t,spaces); |
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120 | break; |
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121 | case RING_CMD: |
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122 | case QRING_CMD: |
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123 | ::Print("%-*.*s",spaces,spaces," "); |
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124 | rWrite((ring)d); |
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125 | break; |
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126 | case MATRIX_CMD: |
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127 | iiWriteMatrix((matrix)d,n,2,spaces); |
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128 | break; |
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129 | case MAP_CMD: |
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130 | case MODUL_CMD: |
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131 | case IDEAL_CMD: |
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132 | iiWriteMatrix((matrix)d,n,1,spaces); |
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133 | break; |
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134 | case POLY_CMD: |
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135 | case VECTOR_CMD: |
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136 | ::Print("%-*.*s",spaces,spaces," "); |
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137 | pWrite0((poly)d); |
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138 | break; |
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139 | case RESOLUTION_CMD: |
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140 | syPrint((syStrategy)d); |
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141 | break; |
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142 | case STRING_CMD: |
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143 | ::Print("%-*.*s%s",spaces,spaces," ",(char *)d); |
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144 | break; |
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145 | case INT_CMD: |
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146 | ::Print("%-*.*s%d",spaces,spaces," ",(int)(long)d); |
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147 | break; |
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148 | case PROC_CMD: |
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149 | { |
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150 | procinfov pi=(procinfov)d; |
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151 | ::Print("%-*.*s// libname : %s\n",spaces,spaces," ", |
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152 | piProcinfo(pi, "libname")); |
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153 | ::Print("%-*.*s// procname : %s\n",spaces,spaces," ", |
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154 | piProcinfo(pi, "procname")); |
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155 | ::Print("%-*.*s// type : %s",spaces,spaces," ", |
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156 | piProcinfo(pi, "type")); |
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157 | // ::Print("%-*.*s// ref : %s",spaces,spaces," ", |
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158 | // piProcinfo(pi, "ref")); |
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159 | break; |
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160 | } |
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161 | case POINTER_CMD: |
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162 | { package pack = (package)d; |
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163 | ::Print("%-*.*s// %s\n",spaces,spaces," ","PointerTest"); |
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164 | ::Print("%-*.*s// %s",spaces,spaces," ",IDID(pack->idroot)); |
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165 | //::Print(((char *)(pack->idroot)->data), spaces); |
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166 | break; |
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167 | } |
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168 | case LINK_CMD: |
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169 | { |
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170 | si_link l=(si_link)d; |
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171 | ::Print("%-*.*s// type : %s\n",spaces,spaces," ", |
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172 | slStatus(l, "type")); |
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173 | ::Print("%-*.*s// mode : %s\n",spaces,spaces," ", |
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174 | slStatus(l, "mode")); |
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175 | ::Print("%-*.*s// name : %s\n",spaces,spaces," ", |
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176 | slStatus(l, "name")); |
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177 | ::Print("%-*.*s// open : %s\n",spaces,spaces," ", |
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178 | slStatus(l, "open")); |
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179 | ::Print("%-*.*s// read : %s\n",spaces,spaces," ", |
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180 | slStatus(l, "read")); |
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181 | ::Print("%-*.*s// write: %s",spaces,spaces," ", |
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182 | slStatus(l, "write")); |
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183 | break; |
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184 | } |
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185 | case NUMBER_CMD: |
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186 | s=String(d); |
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187 | if (s==NULL) return; |
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188 | ::Print("%-*.*s",spaces,spaces," "); |
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189 | PrintS(s); |
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190 | omFree((ADDRESS)s); |
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191 | break; |
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192 | case LIST_CMD: |
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193 | { |
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194 | lists l=(lists)d; |
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195 | if (l->nr<0) |
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196 | ::Print("%-*.*sempty list\n",spaces,spaces," "); |
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197 | else |
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198 | { |
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199 | int i=0; |
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200 | for (;i<=l->nr;i++) |
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201 | { |
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202 | if (l->m[i].rtyp!=DEF_CMD) |
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203 | { |
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204 | ::Print("%-*.*s[%d]:\n",spaces,spaces," ",i+1); |
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205 | l->m[i].Print(NULL,spaces+3); |
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206 | } |
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207 | } |
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208 | } |
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209 | break; |
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210 | } |
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211 | #ifdef TEST |
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212 | default: |
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213 | ::Print("Print:unknown type %s(%d)", Tok2Cmdname(t),t); |
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214 | #endif |
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215 | } /* end switch: (Typ()) */ |
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216 | } |
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217 | if (next!=NULL) |
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218 | { |
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219 | if (t==COMMAND) PrintLn(); |
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220 | else if (t!=LIST_CMD) PrintS(" "); |
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221 | next->Print(NULL,spaces); |
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222 | } |
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223 | else if (t!=LIST_CMD) |
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224 | { |
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225 | PrintLn(); |
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226 | } |
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227 | #ifdef SIQ |
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228 | if (rtyp!=COMMAND) |
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229 | #endif |
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230 | { |
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231 | if ((store!=NULL) |
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232 | && (store!=this) |
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233 | && (t/*Typ()*/!=LINK_CMD) |
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234 | && (t/*Typ()*/!=RING_CMD) |
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235 | && (t/*Typ()*/!=QRING_CMD) |
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236 | && (t/*Typ()*/!=POINTER_CMD) |
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237 | && (t/*Typ()*/!=PACKAGE_CMD) |
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238 | && (t/*Typ()*/!=PROC_CMD) |
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239 | && (t/*Typ()*/!=DEF_CMD) |
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240 | ) |
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241 | { |
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242 | store->rtyp=t/*Typ()*/; |
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243 | store->data=CopyD(); |
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244 | if((e!=NULL)||(attribute!=NULL)) |
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245 | { |
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246 | store->attribute=CopyA(); |
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247 | } |
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248 | if (e==NULL) |
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249 | { |
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250 | store->flag=flag; |
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251 | } |
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252 | //else |
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253 | //{ |
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254 | //} |
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255 | } |
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256 | } |
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257 | } |
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258 | |
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259 | void sleftv::CleanUp(ring r) |
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260 | { |
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261 | if ((name!=NULL) && (name!=sNoName) && (rtyp!=IDHDL)) |
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262 | { |
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263 | //::Print("free %x (%s)\n",name,name); |
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264 | omFree((ADDRESS)name); |
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265 | } |
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266 | //name=NULL; |
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267 | //flag=0; |
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268 | if (data!=NULL) |
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269 | { |
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270 | switch (rtyp) |
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271 | { |
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272 | case INTVEC_CMD: |
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273 | case INTMAT_CMD: |
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274 | delete (intvec *)data; |
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275 | break; |
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276 | case MAP_CMD: |
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277 | omFree((ADDRESS)((map)data)->preimage); |
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278 | ((map)data)->preimage=NULL; |
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279 | // no break: kill the image as an ideal |
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280 | case MATRIX_CMD: |
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281 | case MODUL_CMD: |
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282 | case IDEAL_CMD: |
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283 | if (((long)data) & 3==0) |
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284 | { |
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285 | if (r!=NULL) id_Delete((ideal *)(&data),r); |
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286 | } |
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287 | else |
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288 | { |
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289 | //printf("ptr err.\n"); |
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290 | data=NULL; |
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291 | } |
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292 | break; |
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293 | case STRING_CMD: |
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294 | omFree((ADDRESS)data); |
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295 | break; |
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296 | case POLY_CMD: |
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297 | case VECTOR_CMD: |
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298 | if (r!=NULL) p_Delete((poly *)(&data),r); |
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299 | break; |
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300 | case NUMBER_CMD: |
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301 | if (r!=NULL) n_Delete((number *)(&data),r); |
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302 | break; |
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303 | case LIST_CMD: |
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304 | ((lists)data)->Clean(r); // may contain ring-dep data |
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305 | break; |
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306 | case QRING_CMD: |
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307 | case RING_CMD: |
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308 | rKill((ring)data); |
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309 | break; |
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310 | case PROC_CMD: |
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311 | piKill((procinfov)data); |
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312 | break; |
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313 | case LINK_CMD: |
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314 | slKill((si_link)data); |
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315 | break; |
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316 | case COMMAND: |
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317 | { |
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318 | command cmd=(command)data; |
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319 | if (cmd->arg1.rtyp!=0) cmd->arg1.CleanUp(); |
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320 | if (cmd->arg2.rtyp!=0) cmd->arg2.CleanUp(); |
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321 | if (cmd->arg3.rtyp!=0) cmd->arg3.CleanUp(); |
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322 | omFreeBin((ADDRESS)data, ip_command_bin); |
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323 | break; |
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324 | } |
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325 | case RESOLUTION_CMD: |
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326 | if (r!=NULL) syKillComputation((syStrategy)data,r); |
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327 | break; |
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328 | #ifdef TEST |
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329 | // the following types do not take memory |
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330 | // or are not copied |
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331 | case IDHDL: |
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332 | case PACKAGE_CMD: |
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333 | case ANY_TYPE: |
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334 | case VECHO: |
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335 | case VPAGELENGTH: |
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336 | case VPRINTLEVEL: |
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337 | case VCOLMAX: |
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338 | case VTIMER: |
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339 | #ifdef HAVE_RTIMER |
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340 | case VRTIMER: |
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341 | #endif |
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342 | case VOICE: |
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343 | case VMAXDEG: |
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344 | case VMAXMULT: |
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345 | case TRACE: |
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346 | case VSHORTOUT: |
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347 | case VNOETHER: |
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348 | case VMINPOLY: |
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349 | case LIB_CMD: |
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350 | case 0: |
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351 | case INT_CMD: |
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352 | break; |
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353 | default: |
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354 | ::Print("CleanUp: unknown type %d\n",rtyp); /* DEBUG */ |
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355 | #endif |
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356 | } /* end switch: (rtyp) */ |
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357 | //data=NULL; |
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358 | } |
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359 | if (attribute!=NULL) |
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360 | { |
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361 | switch (rtyp) |
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362 | { |
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363 | case POINTER_CMD: |
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364 | case PACKAGE_CMD: |
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365 | case IDHDL: |
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366 | case ANY_TYPE: |
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367 | case VECHO: |
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368 | case VPAGELENGTH: |
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369 | case VPRINTLEVEL: |
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370 | case VCOLMAX: |
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371 | case VTIMER: |
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372 | #ifdef HAVE_RTIMER |
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373 | case VRTIMER: |
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374 | #endif |
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375 | case VOICE: |
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376 | case VMAXDEG: |
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377 | case VMAXMULT: |
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378 | case TRACE: |
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379 | case VSHORTOUT: |
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380 | case VNOETHER: |
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381 | case VMINPOLY: |
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382 | case LIB_CMD: |
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383 | case 0: |
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384 | //attribute=NULL; |
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385 | break; |
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386 | default: |
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387 | { |
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388 | attr t; |
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389 | while (attribute!=NULL) |
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390 | { |
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391 | t=attribute->next; |
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392 | attribute->kill(); |
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393 | attribute=t; |
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394 | } |
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395 | } |
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396 | } |
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397 | } |
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398 | Subexpr h; |
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399 | while (e!=NULL) |
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400 | { |
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401 | h=e->next; |
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402 | omFreeBin((ADDRESS)e, sSubexpr_bin); |
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403 | e=h; |
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404 | } |
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405 | //rtyp=NONE; |
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406 | if (next!=NULL) |
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407 | { |
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408 | leftv tmp_n; |
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409 | do |
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410 | { |
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411 | tmp_n=next->next; |
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412 | //next->name=NULL; |
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413 | next->next=NULL; |
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414 | next->CleanUp(r); |
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415 | omFreeBin((ADDRESS)next, sleftv_bin); |
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416 | next=tmp_n; |
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417 | } while (next!=NULL); |
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418 | } |
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419 | Init(); |
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420 | } |
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421 | |
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422 | BOOLEAN sleftv::RingDependend() |
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423 | { |
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424 | int rt=Typ(); |
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425 | if(::RingDependend(rt) && (rt!=QRING_CMD)) |
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426 | return TRUE; |
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427 | if (rt==LIST_CMD) |
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428 | return lRingDependend((lists)Data()); |
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429 | return FALSE; |
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430 | } |
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431 | |
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432 | static inline void * s_internalCopy(const int t, void *d) |
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433 | { |
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434 | switch (t) |
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435 | { |
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436 | case INTVEC_CMD: |
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437 | case INTMAT_CMD: |
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438 | return (void *)ivCopy((intvec *)d); |
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439 | case MATRIX_CMD: |
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440 | return (void *)mpCopy((matrix)d); |
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441 | case IDEAL_CMD: |
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442 | case MODUL_CMD: |
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443 | return (void *)idCopy((ideal)d); |
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444 | case STRING_CMD: |
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445 | return (void *)omStrDup((char *)d); |
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446 | case POINTER_CMD: |
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447 | return d; |
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448 | case PACKAGE_CMD: |
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449 | return (void *)paCopy((package) d); |
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450 | case PROC_CMD: |
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451 | return (void *)piCopy((procinfov) d); |
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452 | case POLY_CMD: |
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453 | case VECTOR_CMD: |
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454 | return (void *)pCopy((poly)d); |
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455 | case INT_CMD: |
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456 | return d; |
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457 | case NUMBER_CMD: |
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458 | return (void *)nCopy((number)d); |
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459 | case MAP_CMD: |
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460 | return (void *)maCopy((map)d); |
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461 | case LIST_CMD: |
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462 | return (void *)lCopy((lists)d); |
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463 | case LINK_CMD: |
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464 | return (void *)slCopy((si_link) d); |
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465 | case RING_CMD: |
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466 | case QRING_CMD: |
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467 | { |
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468 | ring r=(ring)d; |
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469 | r->ref++; |
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470 | return d; |
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471 | } |
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472 | case RESOLUTION_CMD: |
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473 | return (void*)syCopy((syStrategy)d); |
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474 | #ifdef TEST |
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475 | case DEF_CMD: |
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476 | case NONE: |
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477 | break; /* error recovery: do nothing */ |
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478 | //case COMMAND: |
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479 | default: |
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480 | Warn("internalCopy: cannot copy type %s(%d)", |
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481 | Tok2Cmdname(t),t); |
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482 | #endif |
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483 | } |
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484 | return NULL; |
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485 | } |
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486 | |
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487 | void * slInternalCopy(leftv source, const int t, void *d, Subexpr e) |
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488 | { |
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489 | if (t==STRING_CMD) |
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490 | { |
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491 | if ((e==NULL) |
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492 | || (source->rtyp==LIST_CMD) |
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493 | || ((source->rtyp==IDHDL)&&(IDTYP((idhdl)source->data)==LIST_CMD))) |
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494 | return (void *)omStrDup((char *)d); |
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495 | else if (e->next==NULL) |
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496 | { |
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497 | char *s=(char*)omAllocBin(size_two_bin); |
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498 | s[0]=*(char *)d; |
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499 | s[1]='\0'; |
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500 | return s; |
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501 | } |
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502 | #ifdef TEST |
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503 | else |
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504 | { |
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505 | Werror("not impl. string-op in `%s`",my_yylinebuf); |
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506 | return NULL; |
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507 | } |
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508 | #endif |
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509 | } |
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510 | return s_internalCopy(t,d); |
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511 | } |
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512 | |
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513 | void sleftv::Copy(leftv source) |
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514 | { |
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515 | Init(); |
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516 | rtyp=source->Typ(); |
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517 | void *d=source->Data(); |
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518 | if(!errorreported) |
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519 | { |
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520 | data=s_internalCopy(rtyp,d); |
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521 | if ((source->attribute!=NULL)||(source->e!=NULL)) |
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522 | attribute=source->CopyA(); |
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523 | if(source->e==NULL) |
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524 | { |
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525 | flag=source->flag; |
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526 | } |
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527 | //else |
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528 | //{ |
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529 | //} |
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530 | if (source->next!=NULL) |
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531 | { |
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532 | next=(leftv)omAllocBin(sleftv_bin); |
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533 | next->Copy(source->next); |
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534 | } |
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535 | } |
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536 | } |
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537 | |
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538 | void * sleftv::CopyD(int t) |
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539 | { |
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540 | if ((rtyp!=IDHDL)&&(e==NULL)) |
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541 | { |
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542 | if (iiCheckRing(t)) return NULL; |
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543 | void *x=data; |
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544 | if (rtyp==VNOETHER) x=(void *)pCopy(ppNoether); |
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545 | else if (rtyp==LIB_CMD) |
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546 | x=(void *)omStrDup((char *)Data()); |
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547 | else if ((rtyp==VMINPOLY)&& (currRing->minpoly!=NULL)&&(!rField_is_GF())) |
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548 | x=(void *)nCopy(currRing->minpoly); |
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549 | data=NULL; |
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550 | return x; |
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551 | } |
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552 | void *d=Data(); // will also do a iiCheckRing |
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553 | if ((!errorreported) && (d!=NULL)) return slInternalCopy(this,t,d,e); |
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554 | return NULL; |
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555 | } |
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556 | |
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557 | //void * sleftv::CopyD() |
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558 | //{ |
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559 | //if ((rtyp!=IDHDL)&&(e==NULL) |
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560 | //&&(rtyp!=VNOETHER)&&(rtyp!=LIB_CMD)&&(rtyp!=VMINPOLY)) |
---|
561 | //{ |
---|
562 | // void *x=data; |
---|
563 | // data=NULL; |
---|
564 | // return x; |
---|
565 | //} |
---|
566 | // return CopyD(Typ()); |
---|
567 | //} |
---|
568 | |
---|
569 | attr sleftv::CopyA() |
---|
570 | { |
---|
571 | attr *a=Attribute(); |
---|
572 | if ((a!=NULL) && (*a!=NULL)) |
---|
573 | return (*a)->Copy(); |
---|
574 | return NULL; |
---|
575 | } |
---|
576 | |
---|
577 | char * sleftv::String(void *d, BOOLEAN typed, int dim) |
---|
578 | { |
---|
579 | #ifdef SIQ |
---|
580 | if (rtyp==COMMAND) |
---|
581 | { |
---|
582 | ::Print("##command %d\n",((command)data)->op); |
---|
583 | if (((command)data)->arg1.rtyp!=0) |
---|
584 | ((command)data)->arg1.Print(NULL,2); |
---|
585 | if (((command)data)->arg2.rtyp!=0) |
---|
586 | ((command)data)->arg2.Print(NULL,2); |
---|
587 | if (((command)data)->arg3.rtyp==0) |
---|
588 | ((command)data)->arg3.Print(NULL,2); |
---|
589 | PrintS("##end\n"); |
---|
590 | return omStrDup(""); |
---|
591 | } |
---|
592 | #endif |
---|
593 | if (d==NULL) d=Data(); |
---|
594 | if (!errorreported) |
---|
595 | { |
---|
596 | char *s; |
---|
597 | const char *n; |
---|
598 | if (name!=NULL) n=name; |
---|
599 | else n=sNoName; |
---|
600 | switch (Typ()) |
---|
601 | { |
---|
602 | case INT_CMD: |
---|
603 | if (typed) |
---|
604 | { |
---|
605 | s=(char *)omAlloc(MAX_INT_LEN+7); |
---|
606 | sprintf(s,"int(%d)",(int)(long)d); |
---|
607 | } |
---|
608 | else |
---|
609 | { |
---|
610 | s=(char *)omAlloc(MAX_INT_LEN+2); |
---|
611 | sprintf(s,"%d",(int)(long)d); |
---|
612 | } |
---|
613 | return s; |
---|
614 | |
---|
615 | case STRING_CMD: |
---|
616 | if (d == NULL) |
---|
617 | { |
---|
618 | if (typed) return omStrDup("\"\""); |
---|
619 | return omStrDup(""); |
---|
620 | } |
---|
621 | if (typed) |
---|
622 | { |
---|
623 | s = (char*) omAlloc(strlen((char*) d) + 3); |
---|
624 | sprintf(s,"\"%s\"", (char*) d); |
---|
625 | return s; |
---|
626 | } |
---|
627 | else |
---|
628 | { |
---|
629 | return omStrDup((char*)d); |
---|
630 | } |
---|
631 | |
---|
632 | case POLY_CMD: |
---|
633 | case VECTOR_CMD: |
---|
634 | if (typed) |
---|
635 | { |
---|
636 | char* ps = pString((poly) d); |
---|
637 | s = (char*) omAlloc(strlen(ps) + 10); |
---|
638 | sprintf(s,"%s(%s)", (Typ() == POLY_CMD ? "poly" : "vector"), ps); |
---|
639 | return s; |
---|
640 | } |
---|
641 | else |
---|
642 | return omStrDup(pString((poly)d)); |
---|
643 | |
---|
644 | case NUMBER_CMD: |
---|
645 | StringSetS((char*) (typed ? "number(" : "")); |
---|
646 | if ((rtyp==IDHDL)&&(IDTYP((idhdl)data)==NUMBER_CMD)) |
---|
647 | { |
---|
648 | nWrite(IDNUMBER((idhdl)data)); |
---|
649 | } |
---|
650 | else if (rtyp==NUMBER_CMD) |
---|
651 | { |
---|
652 | number n=(number)data; |
---|
653 | nWrite(n); |
---|
654 | data=(char *)n; |
---|
655 | } |
---|
656 | else if((rtyp==VMINPOLY)&&(rField_is_GF())) |
---|
657 | { |
---|
658 | nfShowMipo(); |
---|
659 | } |
---|
660 | else |
---|
661 | { |
---|
662 | number n=nCopy((number)d); |
---|
663 | nWrite(n); |
---|
664 | nDelete(&n); |
---|
665 | } |
---|
666 | s = StringAppendS((char*) (typed ? ")" : "")); |
---|
667 | return omStrDup(s); |
---|
668 | |
---|
669 | case MATRIX_CMD: |
---|
670 | s= iiStringMatrix((matrix)d,dim); |
---|
671 | if (typed) |
---|
672 | { |
---|
673 | char* ns = (char*) omAlloc(strlen(s) + 40); |
---|
674 | sprintf(ns, "matrix(ideal(%s),%d,%d)", s, |
---|
675 | ((ideal) d)->nrows, ((ideal) d)->ncols); |
---|
676 | omCheckAddr(ns); |
---|
677 | return ns; |
---|
678 | } |
---|
679 | else |
---|
680 | { |
---|
681 | return omStrDup(s); |
---|
682 | } |
---|
683 | |
---|
684 | case MODUL_CMD: |
---|
685 | case IDEAL_CMD: |
---|
686 | case MAP_CMD: |
---|
687 | s= iiStringMatrix((matrix)d,dim); |
---|
688 | if (typed) |
---|
689 | { |
---|
690 | char* ns = (char*) omAlloc(strlen(s) + 10); |
---|
691 | sprintf(ns, "%s(%s)", (Typ()==MODUL_CMD ? "module" : "ideal"), s); |
---|
692 | omCheckAddr(ns); |
---|
693 | return ns; |
---|
694 | } |
---|
695 | return omStrDup(s); |
---|
696 | |
---|
697 | case INTVEC_CMD: |
---|
698 | case INTMAT_CMD: |
---|
699 | { |
---|
700 | intvec *v=(intvec *)d; |
---|
701 | s = v->String(dim); |
---|
702 | if (typed) |
---|
703 | { |
---|
704 | char* ns; |
---|
705 | if (Typ() == INTMAT_CMD) |
---|
706 | { |
---|
707 | ns = (char*) omAlloc(strlen(s) + 40); |
---|
708 | sprintf(ns, "intmat(intvec(%s),%d,%d)", s, v->rows(), v->cols()); |
---|
709 | } |
---|
710 | else |
---|
711 | { |
---|
712 | ns = (char*) omAlloc(strlen(s) + 10); |
---|
713 | sprintf(ns, "intvec(%s)", s); |
---|
714 | } |
---|
715 | omCheckAddr(ns); |
---|
716 | omFree(s); |
---|
717 | return ns; |
---|
718 | } |
---|
719 | else |
---|
720 | return s; |
---|
721 | } |
---|
722 | |
---|
723 | case RING_CMD: |
---|
724 | case QRING_CMD: |
---|
725 | s = rString((ring)d); |
---|
726 | |
---|
727 | if (typed) |
---|
728 | { |
---|
729 | char* ns; |
---|
730 | if (Typ() == QRING_CMD) |
---|
731 | { |
---|
732 | char* id = iiStringMatrix((matrix) ((ring) d)->qideal, dim); |
---|
733 | ns = (char*) omAlloc(strlen(s) + strlen(id) + 20); |
---|
734 | sprintf(ns, "\"%s\";%sideal(%s)", s,(dim == 2 ? "\n" : " "), id); |
---|
735 | } |
---|
736 | else |
---|
737 | { |
---|
738 | ns = (char*) omAlloc(strlen(s) + 4); |
---|
739 | sprintf(ns, "\"%s\"", s); |
---|
740 | } |
---|
741 | omFree(s); |
---|
742 | omCheckAddr(ns); |
---|
743 | return ns; |
---|
744 | } |
---|
745 | return s; |
---|
746 | |
---|
747 | case RESOLUTION_CMD: |
---|
748 | { |
---|
749 | lists l = syConvRes((syStrategy)d); |
---|
750 | s = lString(l, typed, dim); |
---|
751 | l->Clean(); |
---|
752 | return s; |
---|
753 | } |
---|
754 | |
---|
755 | case PROC_CMD: |
---|
756 | { |
---|
757 | procinfo* pi = (procinfo*) d; |
---|
758 | if((pi->language == LANG_SINGULAR) && (pi->data.s.body!=NULL)) |
---|
759 | s = (pi->data.s.body); |
---|
760 | else |
---|
761 | s = ""; |
---|
762 | if (typed) |
---|
763 | { |
---|
764 | char* ns = (char*) omAlloc(strlen(s) + 4); |
---|
765 | sprintf(ns, "\"%s\"", s); |
---|
766 | omCheckAddr(ns); |
---|
767 | return ns; |
---|
768 | } |
---|
769 | return omStrDup(s); |
---|
770 | } |
---|
771 | |
---|
772 | case LINK_CMD: |
---|
773 | s = slString((si_link) d); |
---|
774 | if (typed) |
---|
775 | { |
---|
776 | char* ns = (char*) omAlloc(strlen(s) + 10); |
---|
777 | sprintf(ns, "link(\"%s\")", s); |
---|
778 | omFree(s); |
---|
779 | omCheckAddr(ns); |
---|
780 | return ns; |
---|
781 | } |
---|
782 | return s; |
---|
783 | |
---|
784 | case LIST_CMD: |
---|
785 | return lString((lists) d, typed, dim); |
---|
786 | } /* end switch: (Typ()) */ |
---|
787 | } |
---|
788 | return omStrDup(""); |
---|
789 | } |
---|
790 | |
---|
791 | |
---|
792 | int sleftv::Typ() |
---|
793 | { |
---|
794 | if (e==NULL) |
---|
795 | { |
---|
796 | switch (rtyp) |
---|
797 | { |
---|
798 | case IDHDL: |
---|
799 | return IDTYP((idhdl)data); |
---|
800 | case VECHO: |
---|
801 | case VPAGELENGTH: |
---|
802 | case VPRINTLEVEL: |
---|
803 | case VCOLMAX: |
---|
804 | case VTIMER: |
---|
805 | #ifdef HAVE_RTIMER |
---|
806 | case VRTIMER: |
---|
807 | #endif |
---|
808 | case VOICE: |
---|
809 | case VMAXDEG: |
---|
810 | case VMAXMULT: |
---|
811 | case TRACE: |
---|
812 | case VSHORTOUT: |
---|
813 | return INT_CMD; |
---|
814 | case LIB_CMD: |
---|
815 | return STRING_CMD; |
---|
816 | case VMINPOLY: |
---|
817 | return NUMBER_CMD; |
---|
818 | case VNOETHER: |
---|
819 | return POLY_CMD; |
---|
820 | //case COMMAND: |
---|
821 | // return COMMAND; |
---|
822 | default: |
---|
823 | return rtyp; |
---|
824 | } |
---|
825 | } |
---|
826 | int r=0; |
---|
827 | int t=rtyp; |
---|
828 | if (t==IDHDL) t=IDTYP((idhdl)data); |
---|
829 | switch (t) |
---|
830 | { |
---|
831 | case INTVEC_CMD: |
---|
832 | case INTMAT_CMD: |
---|
833 | r=INT_CMD; |
---|
834 | break; |
---|
835 | case IDEAL_CMD: |
---|
836 | case MATRIX_CMD: |
---|
837 | case MAP_CMD: |
---|
838 | r=POLY_CMD; |
---|
839 | break; |
---|
840 | case MODUL_CMD: |
---|
841 | r=VECTOR_CMD; |
---|
842 | break; |
---|
843 | case STRING_CMD: |
---|
844 | r=STRING_CMD; |
---|
845 | break; |
---|
846 | case LIST_CMD: |
---|
847 | { |
---|
848 | lists l; |
---|
849 | if (rtyp==IDHDL) l=IDLIST((idhdl)data); |
---|
850 | else l=(lists)data; |
---|
851 | if ((0<e->start)&&(e->start<=l->nr+1)) |
---|
852 | { |
---|
853 | Subexpr tmp=l->m[e->start-1].e; |
---|
854 | l->m[e->start-1].e=e->next; |
---|
855 | r=l->m[e->start-1].Typ(); |
---|
856 | e->next=l->m[e->start-1].e; |
---|
857 | l->m[e->start-1].e=tmp; |
---|
858 | } |
---|
859 | else |
---|
860 | { |
---|
861 | //Warn("out of range: %d not in 1..%d",e->start,l->nr+1); |
---|
862 | r=NONE; |
---|
863 | } |
---|
864 | break; |
---|
865 | } |
---|
866 | default: |
---|
867 | Werror("cannot index type %d",t); |
---|
868 | } |
---|
869 | return r; |
---|
870 | } |
---|
871 | |
---|
872 | int sleftv::LTyp() |
---|
873 | { |
---|
874 | lists l=NULL; |
---|
875 | int r; |
---|
876 | if (rtyp==LIST_CMD) |
---|
877 | l=(lists)data; |
---|
878 | else if ((rtyp==IDHDL)&& (IDTYP((idhdl)data)==LIST_CMD)) |
---|
879 | l=IDLIST((idhdl)data); |
---|
880 | else |
---|
881 | return Typ(); |
---|
882 | //if (l!=NULL) |
---|
883 | { |
---|
884 | if ((e!=NULL) && (e->next!=NULL)) |
---|
885 | { |
---|
886 | if ((0<e->start)&&(e->start<=l->nr+1)) |
---|
887 | { |
---|
888 | l->m[e->start-1].e=e->next; |
---|
889 | r=l->m[e->start-1].LTyp(); |
---|
890 | l->m[e->start-1].e=NULL; |
---|
891 | } |
---|
892 | else |
---|
893 | { |
---|
894 | //Warn("out of range: %d not in 1..%d",e->start,l->nr+1); |
---|
895 | r=NONE; |
---|
896 | } |
---|
897 | return r; |
---|
898 | } |
---|
899 | return LIST_CMD; |
---|
900 | } |
---|
901 | return Typ(); |
---|
902 | } |
---|
903 | |
---|
904 | void sleftv::SetData(void* what) |
---|
905 | { |
---|
906 | if (rtyp == IDHDL) |
---|
907 | { |
---|
908 | IDDATA((idhdl)data) = (char *)what; |
---|
909 | } |
---|
910 | else |
---|
911 | { |
---|
912 | data = what; |
---|
913 | } |
---|
914 | } |
---|
915 | |
---|
916 | void * sleftv::Data() |
---|
917 | { |
---|
918 | if (rtyp!=IDHDL && iiCheckRing(rtyp)) |
---|
919 | return NULL; |
---|
920 | if (e==NULL) |
---|
921 | { |
---|
922 | switch (rtyp) |
---|
923 | { |
---|
924 | case VECHO: return (void *)si_echo; |
---|
925 | case VPAGELENGTH:return (void *)pagelength; |
---|
926 | case VPRINTLEVEL:return (void *)printlevel; |
---|
927 | case VCOLMAX: return (void *)colmax; |
---|
928 | case VTIMER: return (void *)getTimer(); |
---|
929 | #ifdef HAVE_RTIMER |
---|
930 | case VRTIMER: return (void *)getRTimer(); |
---|
931 | #endif |
---|
932 | case VOICE: return (void *)(myynest+1); |
---|
933 | case VMAXDEG: return (void *)Kstd1_deg; |
---|
934 | case VMAXMULT: return (void *)Kstd1_mu; |
---|
935 | case TRACE: return (void *)traceit; |
---|
936 | case VSHORTOUT: return (void *)(currRing != NULL ? currRing->ShortOut : 0); |
---|
937 | case VMINPOLY: if (currRing != NULL && |
---|
938 | (currRing->minpoly!=NULL)&&(!rField_is_GF())) |
---|
939 | /* Q(a), Fp(a), but not GF(q) */ |
---|
940 | return (void *)currRing->minpoly; |
---|
941 | else |
---|
942 | return (void *)nNULL; |
---|
943 | case VNOETHER: return (void *) ppNoether; |
---|
944 | #ifndef HAVE_NS |
---|
945 | case LIB_CMD: { |
---|
946 | idhdl h = ggetid( "LIB" ); |
---|
947 | if(h==NULL) return (void *)sNoName; |
---|
948 | return IDSTRING(h); |
---|
949 | } |
---|
950 | #else |
---|
951 | case LIB_CMD: { |
---|
952 | return (void *)sNoName; |
---|
953 | } |
---|
954 | #endif |
---|
955 | case IDHDL: |
---|
956 | return IDDATA((idhdl)data); |
---|
957 | case POINTER_CMD: |
---|
958 | return IDDATA((idhdl)data); |
---|
959 | case COMMAND: |
---|
960 | //return NULL; |
---|
961 | default: |
---|
962 | return data; |
---|
963 | } |
---|
964 | } |
---|
965 | /* e != NULL : */ |
---|
966 | int t=rtyp; |
---|
967 | void *d=data; |
---|
968 | if (t==IDHDL) |
---|
969 | { |
---|
970 | t=((idhdl)data)->typ; |
---|
971 | d=IDDATA((idhdl)data); |
---|
972 | } |
---|
973 | if (iiCheckRing(t)) |
---|
974 | return NULL; |
---|
975 | char *r=NULL; |
---|
976 | int index=e->start; |
---|
977 | switch (t) |
---|
978 | { |
---|
979 | case INTVEC_CMD: |
---|
980 | { |
---|
981 | intvec *iv=(intvec *)d; |
---|
982 | if ((index<1)||(index>iv->length())) |
---|
983 | { |
---|
984 | if (!errorreported) |
---|
985 | Werror("wrong range[%d] in intvec(%d)",index,iv->length()); |
---|
986 | } |
---|
987 | else |
---|
988 | r=(char *)((*iv)[index-1]); |
---|
989 | break; |
---|
990 | } |
---|
991 | case INTMAT_CMD: |
---|
992 | { |
---|
993 | intvec *iv=(intvec *)d; |
---|
994 | if ((index<1) |
---|
995 | ||(index>iv->rows()) |
---|
996 | ||(e->next->start<1) |
---|
997 | ||(e->next->start>iv->cols())) |
---|
998 | { |
---|
999 | if (!errorreported) |
---|
1000 | Werror("wrong range[%d,%d] in intmat(%dx%d)",index,e->next->start, |
---|
1001 | iv->rows(),iv->cols()); |
---|
1002 | } |
---|
1003 | else |
---|
1004 | r=(char *)(IMATELEM((*iv),index,e->next->start)); |
---|
1005 | break; |
---|
1006 | } |
---|
1007 | case IDEAL_CMD: |
---|
1008 | case MODUL_CMD: |
---|
1009 | case MAP_CMD: |
---|
1010 | { |
---|
1011 | ideal I=(ideal)d; |
---|
1012 | if ((index<1)||(index>IDELEMS(I))) |
---|
1013 | { |
---|
1014 | if (!errorreported) |
---|
1015 | Werror("wrong range[%d] in ideal/module(%d)",index,IDELEMS(I)); |
---|
1016 | } |
---|
1017 | else |
---|
1018 | r=(char *)I->m[index-1]; |
---|
1019 | break; |
---|
1020 | } |
---|
1021 | case STRING_CMD: |
---|
1022 | { |
---|
1023 | // this was a memory leak |
---|
1024 | // we evalute it, cleanup and replace this leftv by it's evalutated form |
---|
1025 | // the evalutated form will be build in tmp |
---|
1026 | sleftv tmp; |
---|
1027 | tmp.Init(); |
---|
1028 | tmp.rtyp=STRING_CMD; |
---|
1029 | r=(char *)omAllocBin(size_two_bin); |
---|
1030 | if ((index>0)&& (index<=(int)strlen((char *)d))) |
---|
1031 | { |
---|
1032 | r[0]=*(((char *)d)+index-1); |
---|
1033 | r[1]='\0'; |
---|
1034 | } |
---|
1035 | else |
---|
1036 | { |
---|
1037 | r[0]='\0'; |
---|
1038 | } |
---|
1039 | tmp.data=r; |
---|
1040 | if ((rtyp==IDHDL)||(rtyp==STRING_CMD)) |
---|
1041 | { |
---|
1042 | tmp.next=next; next=NULL; |
---|
1043 | data=NULL; d=NULL; |
---|
1044 | CleanUp(); |
---|
1045 | memcpy(this,&tmp,sizeof(tmp)); |
---|
1046 | } |
---|
1047 | // and, remember, r is also the result... |
---|
1048 | else |
---|
1049 | { |
---|
1050 | // ??? |
---|
1051 | // here we still have a memory leak... |
---|
1052 | // example: list L="123","456"; |
---|
1053 | // L[1][2]; |
---|
1054 | // therefore, it should never happen: |
---|
1055 | assume(0); |
---|
1056 | // but if it happens: here is the temporary fix: |
---|
1057 | // omMarkAsStaticAddr(r); |
---|
1058 | } |
---|
1059 | break; |
---|
1060 | } |
---|
1061 | case MATRIX_CMD: |
---|
1062 | { |
---|
1063 | if ((index<1) |
---|
1064 | ||(index>MATROWS((matrix)d)) |
---|
1065 | ||(e->next->start<1) |
---|
1066 | ||(e->next->start>MATCOLS((matrix)d))) |
---|
1067 | { |
---|
1068 | if (!errorreported) |
---|
1069 | Werror("wrong range[%d,%d] in intmat(%dx%d)", |
---|
1070 | index,e->next->start, |
---|
1071 | MATROWS((matrix)d),MATCOLS((matrix)d)); |
---|
1072 | } |
---|
1073 | else |
---|
1074 | r=(char *)MATELEM((matrix)d,index,e->next->start); |
---|
1075 | break; |
---|
1076 | } |
---|
1077 | case LIST_CMD: |
---|
1078 | { |
---|
1079 | lists l=(lists)d; |
---|
1080 | if ((0<index)&&(index<=l->nr+1)) |
---|
1081 | { |
---|
1082 | if ((e->next!=NULL) |
---|
1083 | && (l->m[index-1].rtyp==STRING_CMD)) |
---|
1084 | // string[..].Data() modifies sleftv, so let's do it ourself |
---|
1085 | { |
---|
1086 | char *dd=(char *)l->m[index-1].data; |
---|
1087 | int j=e->next->start-1; |
---|
1088 | r=(char *)omAllocBin(size_two_bin); |
---|
1089 | if ((j>=0) && (j<(int)strlen(dd))) |
---|
1090 | { |
---|
1091 | r[0]=*(dd+j); |
---|
1092 | r[1]='\0'; |
---|
1093 | } |
---|
1094 | else |
---|
1095 | { |
---|
1096 | r[0]='\0'; |
---|
1097 | } |
---|
1098 | } |
---|
1099 | else |
---|
1100 | { |
---|
1101 | Subexpr tmp=l->m[index-1].e; |
---|
1102 | l->m[index-1].e=e->next; |
---|
1103 | r=(char *)l->m[index-1].Data(); |
---|
1104 | e->next=l->m[index-1].e; |
---|
1105 | l->m[index-1].e=tmp; |
---|
1106 | } |
---|
1107 | } |
---|
1108 | else //if (!errorreported) |
---|
1109 | Werror("wrong range[%d] in list(%d)",index,l->nr+1); |
---|
1110 | break; |
---|
1111 | } |
---|
1112 | #ifdef TEST |
---|
1113 | default: |
---|
1114 | Werror("cannot index type %s(%d)",Tok2Cmdname(t),t); |
---|
1115 | #endif |
---|
1116 | } |
---|
1117 | return r; |
---|
1118 | } |
---|
1119 | |
---|
1120 | attr * sleftv::Attribute() |
---|
1121 | { |
---|
1122 | if (e==NULL) return &attribute; |
---|
1123 | if ((rtyp==LIST_CMD) |
---|
1124 | ||((rtyp==IDHDL)&&(IDTYP((idhdl)data)==LIST_CMD))) |
---|
1125 | { |
---|
1126 | leftv v=LData(); |
---|
1127 | return &(v->attribute); |
---|
1128 | } |
---|
1129 | return NULL; |
---|
1130 | } |
---|
1131 | |
---|
1132 | leftv sleftv::LData() |
---|
1133 | { |
---|
1134 | if (e!=NULL) |
---|
1135 | { |
---|
1136 | lists l=NULL; |
---|
1137 | |
---|
1138 | if (rtyp==LIST_CMD) |
---|
1139 | l=(lists)data; |
---|
1140 | if ((rtyp==IDHDL)&& (IDTYP((idhdl)data)==LIST_CMD)) |
---|
1141 | l=IDLIST((idhdl)data); |
---|
1142 | if (l!=NULL) |
---|
1143 | { |
---|
1144 | if ((0>=e->start)||(e->start>l->nr+1)) |
---|
1145 | return NULL; |
---|
1146 | if (e->next!=NULL) |
---|
1147 | { |
---|
1148 | l->m[e->start-1].e=e->next; |
---|
1149 | leftv r=l->m[e->start-1].LData(); |
---|
1150 | l->m[e->start-1].e=NULL; |
---|
1151 | return r; |
---|
1152 | } |
---|
1153 | return &(l->m[e->start-1]); |
---|
1154 | } |
---|
1155 | } |
---|
1156 | return this; |
---|
1157 | } |
---|
1158 | |
---|
1159 | leftv sleftv::LHdl() |
---|
1160 | { |
---|
1161 | if (e!=NULL) |
---|
1162 | { |
---|
1163 | lists l=NULL; |
---|
1164 | |
---|
1165 | if (rtyp==LIST_CMD) |
---|
1166 | l=(lists)data; |
---|
1167 | if ((rtyp==IDHDL)&& (IDTYP((idhdl)data)==LIST_CMD)) |
---|
1168 | l=IDLIST((idhdl)data); |
---|
1169 | if (l!=NULL) |
---|
1170 | { |
---|
1171 | if ((0>=e->start)||(e->start>l->nr+1)) |
---|
1172 | return NULL; |
---|
1173 | if (e->next!=NULL) |
---|
1174 | { |
---|
1175 | l->m[e->start-1].e=e->next; |
---|
1176 | leftv r=l->m[e->start-1].LHdl(); |
---|
1177 | l->m[e->start-1].e=NULL; |
---|
1178 | return r; |
---|
1179 | } |
---|
1180 | return &(l->m[e->start-1]); |
---|
1181 | } |
---|
1182 | } |
---|
1183 | return this; |
---|
1184 | } |
---|
1185 | |
---|
1186 | BOOLEAN assumeStdFlag(leftv h) |
---|
1187 | { |
---|
1188 | if ((h->e!=NULL)&&(h->LTyp()==LIST_CMD)) |
---|
1189 | { |
---|
1190 | return assumeStdFlag(h->LData()); |
---|
1191 | } |
---|
1192 | if (!hasFlag(h,FLAG_STD)) |
---|
1193 | { |
---|
1194 | if (!TEST_VERB_NSB) |
---|
1195 | Warn("%s is no standard basis",h->Name()); |
---|
1196 | return FALSE; |
---|
1197 | } |
---|
1198 | return TRUE; |
---|
1199 | } |
---|
1200 | |
---|
1201 | /*2 |
---|
1202 | * transforms a name (as an string created by omAlloc or omStrDup) |
---|
1203 | * into an expression (sleftv), deletes the string |
---|
1204 | * utility for grammar and iparith |
---|
1205 | */ |
---|
1206 | void syMake(leftv v,char * id, idhdl packhdl) |
---|
1207 | { |
---|
1208 | /* resolv an identifier: (to DEF_CMD, if siq>0) |
---|
1209 | * 1) reserved id: done by scanner |
---|
1210 | * 2) `basering` / 'Current` |
---|
1211 | * 3) existing identifier, local |
---|
1212 | * 4) ringvar, local ring |
---|
1213 | * 5) existing identifier, global |
---|
1214 | * 6) monom (resp. number), local ring: consisting of: |
---|
1215 | * 6') ringvar, global ring |
---|
1216 | * 6'') monom (resp. number), local ring |
---|
1217 | * 7) monom (resp. number), non-local ring |
---|
1218 | * 8) basering |
---|
1219 | * 9) `_` |
---|
1220 | * 10) everything else is of type 0 |
---|
1221 | */ |
---|
1222 | #ifdef TEST |
---|
1223 | if ((*id<' ')||(*id>(char)126)) |
---|
1224 | { |
---|
1225 | Print("wrong id :%s:\n",id); |
---|
1226 | } |
---|
1227 | #endif |
---|
1228 | v->Init(); |
---|
1229 | #ifdef HAVE_NS |
---|
1230 | v->packhdl = NULL; |
---|
1231 | if(packhdl != NULL) |
---|
1232 | { |
---|
1233 | // Print("setting req_packhdl to %s\n",IDID(packhdl)); |
---|
1234 | v->req_packhdl = IDPACKAGE(packhdl); |
---|
1235 | } |
---|
1236 | else v->req_packhdl = currPack; |
---|
1237 | // if (v->req_packhdl!=basePack) |
---|
1238 | // Print("search %s in %s\n",id,v->req_packhdl->libname); |
---|
1239 | #endif /* HAVE_NS */ |
---|
1240 | #ifdef SIQ |
---|
1241 | if (siq<=0) |
---|
1242 | #endif |
---|
1243 | { |
---|
1244 | idhdl h=NULL; |
---|
1245 | if (!isdigit(id[0])) |
---|
1246 | { |
---|
1247 | if (strcmp(id,"basering")==0) |
---|
1248 | { |
---|
1249 | if (currRingHdl!=NULL) |
---|
1250 | { |
---|
1251 | if (id!=IDID(currRingHdl)) omFree((ADDRESS)id); |
---|
1252 | v->rtyp = IDHDL; |
---|
1253 | v->data = (char *)currRingHdl; |
---|
1254 | v->name = IDID(currRingHdl); |
---|
1255 | v->flag = IDFLAG(currRingHdl); |
---|
1256 | return; |
---|
1257 | } |
---|
1258 | else |
---|
1259 | { |
---|
1260 | v->name = id; |
---|
1261 | return; /* undefined */ |
---|
1262 | } |
---|
1263 | } |
---|
1264 | #ifdef HAVE_NS |
---|
1265 | if (strcmp(id,"Current")==0) |
---|
1266 | { |
---|
1267 | if (currPackHdl!=NULL) |
---|
1268 | { |
---|
1269 | omFree((ADDRESS)id); |
---|
1270 | v->rtyp = IDHDL; |
---|
1271 | v->data = (char *)currPackHdl; |
---|
1272 | v->name = IDID(currPackHdl); |
---|
1273 | v->flag = IDFLAG(currPackHdl); |
---|
1274 | return; |
---|
1275 | } |
---|
1276 | else |
---|
1277 | { |
---|
1278 | v->name = id; |
---|
1279 | return; /* undefined */ |
---|
1280 | } |
---|
1281 | } |
---|
1282 | if(v->req_packhdl!=currPack) |
---|
1283 | { |
---|
1284 | h=v->req_packhdl->idroot->get(id,myynest); |
---|
1285 | } |
---|
1286 | else |
---|
1287 | #endif |
---|
1288 | h=ggetid(id); |
---|
1289 | /* 3) existing identifier, local */ |
---|
1290 | if ((h!=NULL) && (IDLEV(h)==myynest)) |
---|
1291 | { |
---|
1292 | if (id!=IDID(h)) omFree((ADDRESS)id); |
---|
1293 | v->rtyp = IDHDL; |
---|
1294 | v->data = (char *)h; |
---|
1295 | v->flag = IDFLAG(h); |
---|
1296 | v->name = IDID(h); |
---|
1297 | v->attribute=IDATTR(h); |
---|
1298 | return; |
---|
1299 | } |
---|
1300 | } |
---|
1301 | /* 4. local ring: ringvar */ |
---|
1302 | if ((currRingHdl!=NULL) && (IDLEV(currRingHdl)==myynest)) |
---|
1303 | { |
---|
1304 | int vnr; |
---|
1305 | if ((vnr=rIsRingVar(id))>=0) |
---|
1306 | { |
---|
1307 | poly p=pOne(); |
---|
1308 | pSetExp(p,vnr+1,1); |
---|
1309 | pSetm(p); |
---|
1310 | v->data = (void *)p; |
---|
1311 | v->name = id; |
---|
1312 | v->rtyp = POLY_CMD; |
---|
1313 | return; |
---|
1314 | } |
---|
1315 | } |
---|
1316 | /* 5. existing identifier, global */ |
---|
1317 | if (h!=NULL) |
---|
1318 | { |
---|
1319 | if (id!=IDID(h)) omFree((ADDRESS)id); |
---|
1320 | v->rtyp = IDHDL; |
---|
1321 | v->data = (char *)h; |
---|
1322 | v->flag = IDFLAG(h); |
---|
1323 | v->name = IDID(h); |
---|
1324 | v->attribute=IDATTR(h); |
---|
1325 | return; |
---|
1326 | } |
---|
1327 | /* 6. local ring: number/poly */ |
---|
1328 | if ((currRingHdl!=NULL) && (IDLEV(currRingHdl)==myynest)) |
---|
1329 | { |
---|
1330 | BOOLEAN ok=FALSE; |
---|
1331 | poly p = (!yyInRingConstruction) ? pmInit(id,ok) : (poly)NULL; |
---|
1332 | if (ok) |
---|
1333 | { |
---|
1334 | if (p==NULL) |
---|
1335 | { |
---|
1336 | v->data = (void *)nInit(0); |
---|
1337 | v->rtyp = NUMBER_CMD; |
---|
1338 | omFree((ADDRESS)id); |
---|
1339 | } |
---|
1340 | else |
---|
1341 | if (pIsConstant(p)) |
---|
1342 | { |
---|
1343 | v->data = pGetCoeff(p); |
---|
1344 | pGetCoeff(p)=NULL; |
---|
1345 | pLmFree(p); |
---|
1346 | v->rtyp = NUMBER_CMD; |
---|
1347 | v->name = id; |
---|
1348 | } |
---|
1349 | else |
---|
1350 | { |
---|
1351 | v->data = p; |
---|
1352 | v->rtyp = POLY_CMD; |
---|
1353 | v->name = id; |
---|
1354 | } |
---|
1355 | return; |
---|
1356 | } |
---|
1357 | } |
---|
1358 | /* 7. non-local ring: number/poly */ |
---|
1359 | { |
---|
1360 | BOOLEAN ok=FALSE; |
---|
1361 | poly p = ((currRing!=NULL) /* ring required */ |
---|
1362 | && (currRingHdl!=NULL) |
---|
1363 | && (!yyInRingConstruction) /* not in decl */ |
---|
1364 | && (IDLEV(currRingHdl)!=myynest)) /* already in case 4/6 */ |
---|
1365 | ? pmInit(id,ok) : (poly)NULL; |
---|
1366 | if (ok) |
---|
1367 | { |
---|
1368 | if (p==NULL) |
---|
1369 | { |
---|
1370 | v->data = (void *)nInit(0); |
---|
1371 | v->rtyp = NUMBER_CMD; |
---|
1372 | omFree((ADDRESS)id); |
---|
1373 | } |
---|
1374 | else |
---|
1375 | if (pIsConstant(p)) |
---|
1376 | { |
---|
1377 | v->data = pGetCoeff(p); |
---|
1378 | pGetCoeff(p)=NULL; |
---|
1379 | pLmFree(p); |
---|
1380 | v->rtyp = NUMBER_CMD; |
---|
1381 | v->name = id; |
---|
1382 | } |
---|
1383 | else |
---|
1384 | { |
---|
1385 | v->data = p; |
---|
1386 | v->rtyp = POLY_CMD; |
---|
1387 | v->name = id; |
---|
1388 | } |
---|
1389 | return; |
---|
1390 | } |
---|
1391 | } |
---|
1392 | /* 8. basering ? */ |
---|
1393 | if ((myynest>1)&&(currRingHdl!=NULL)) |
---|
1394 | { |
---|
1395 | if (strcmp(id,IDID(currRingHdl))==0) |
---|
1396 | { |
---|
1397 | if (IDID(currRingHdl)!=id) omFree((ADDRESS)id); |
---|
1398 | v->rtyp=IDHDL; |
---|
1399 | v->data=currRingHdl; |
---|
1400 | v->name=IDID(currRingHdl); |
---|
1401 | v->attribute=IDATTR(currRingHdl); |
---|
1402 | return; |
---|
1403 | } |
---|
1404 | } |
---|
1405 | #ifdef HAVE_NS |
---|
1406 | if((v->req_packhdl!=basePack) && (v->req_packhdl==currPack)) |
---|
1407 | { |
---|
1408 | h=basePack->idroot->get(id,myynest); |
---|
1409 | if (h!=NULL) |
---|
1410 | { |
---|
1411 | if (id!=IDID(h)) omFree((ADDRESS)id); |
---|
1412 | v->rtyp = IDHDL; |
---|
1413 | v->data = (char *)h; |
---|
1414 | v->flag = IDFLAG(h); |
---|
1415 | v->name = IDID(h); |
---|
1416 | v->attribute=IDATTR(h); |
---|
1417 | v->req_packhdl=basePack; |
---|
1418 | return; |
---|
1419 | } |
---|
1420 | } |
---|
1421 | #endif |
---|
1422 | } |
---|
1423 | #ifdef SIQ |
---|
1424 | else |
---|
1425 | v->rtyp=DEF_CMD; |
---|
1426 | #endif |
---|
1427 | /* 9: _ */ |
---|
1428 | if (strcmp(id,"_")==0) |
---|
1429 | { |
---|
1430 | omFree((ADDRESS)id); |
---|
1431 | v->Copy(&sLastPrinted); |
---|
1432 | } |
---|
1433 | else |
---|
1434 | { |
---|
1435 | /* 10: everything else */ |
---|
1436 | /* v->rtyp = UNKNOWN;*/ |
---|
1437 | v->name = id; |
---|
1438 | } |
---|
1439 | } |
---|
1440 | |
---|
1441 | int sleftv::Eval() |
---|
1442 | { |
---|
1443 | BOOLEAN nok=FALSE; |
---|
1444 | leftv nn=next; |
---|
1445 | next=NULL; |
---|
1446 | if(rtyp==IDHDL) |
---|
1447 | { |
---|
1448 | int t=Typ(); |
---|
1449 | if (t!=PROC_CMD) |
---|
1450 | { |
---|
1451 | void *d=CopyD(t); |
---|
1452 | data=d; |
---|
1453 | rtyp=t; |
---|
1454 | name=NULL; |
---|
1455 | e=NULL; |
---|
1456 | } |
---|
1457 | } |
---|
1458 | else if (rtyp==COMMAND) |
---|
1459 | { |
---|
1460 | command d=(command)data; |
---|
1461 | if(d->op==PROC_CMD) //assume d->argc==2 |
---|
1462 | { |
---|
1463 | char *what=(char *)(d->arg1.Data()); |
---|
1464 | idhdl h=ggetid(what); |
---|
1465 | if((h!=NULL)&&(IDTYP(h)==PROC_CMD)) |
---|
1466 | { |
---|
1467 | nok=d->arg2.Eval(); |
---|
1468 | if(!nok) |
---|
1469 | { |
---|
1470 | #ifdef HAVE_NS |
---|
1471 | leftv r=iiMake_proc(h,req_packhdl,&d->arg2); |
---|
1472 | #else /* HAVE_NS */ |
---|
1473 | leftv r=iiMake_proc(h,&d->arg2); |
---|
1474 | #endif /* HAVE_NS */ |
---|
1475 | if (r!=NULL) |
---|
1476 | memcpy(this,r,sizeof(sleftv)); |
---|
1477 | else |
---|
1478 | nok=TRUE; |
---|
1479 | } |
---|
1480 | } |
---|
1481 | else nok=TRUE; |
---|
1482 | } |
---|
1483 | else if (d->op=='=') //assume d->argc==2 |
---|
1484 | { |
---|
1485 | if ((d->arg1.rtyp!=IDHDL)&&(d->arg1.rtyp!=DEF_CMD)) |
---|
1486 | { |
---|
1487 | nok=d->arg1.Eval(); |
---|
1488 | } |
---|
1489 | if (!nok) |
---|
1490 | { |
---|
1491 | char *n=d->arg1.name; |
---|
1492 | nok=(n == NULL) || d->arg2.Eval(); |
---|
1493 | if (!nok) |
---|
1494 | { |
---|
1495 | int save_typ=d->arg1.rtyp; |
---|
1496 | omCheckAddr(n); |
---|
1497 | if (d->arg1.rtyp!=IDHDL) |
---|
1498 | syMake(&d->arg1,n); |
---|
1499 | omCheckAddr(d->arg1.name); |
---|
1500 | if (d->arg1.rtyp==IDHDL) |
---|
1501 | { |
---|
1502 | n=omStrDup(IDID((idhdl)d->arg1.data)); |
---|
1503 | killhdl((idhdl)d->arg1.data); |
---|
1504 | d->arg1.Init(); |
---|
1505 | //d->arg1.data=NULL; |
---|
1506 | d->arg1.name=n; |
---|
1507 | } |
---|
1508 | d->arg1.rtyp=DEF_CMD; |
---|
1509 | sleftv t; |
---|
1510 | if(save_typ!=PROC_CMD) save_typ=d->arg2.rtyp; |
---|
1511 | if (::RingDependend(d->arg2.rtyp)) |
---|
1512 | nok=iiDeclCommand(&t,&d->arg1,0,save_typ,&currRing->idroot); |
---|
1513 | else |
---|
1514 | nok=iiDeclCommand(&t,&d->arg1,0,save_typ,&IDROOT); |
---|
1515 | memcpy(&d->arg1,&t,sizeof(sleftv)); |
---|
1516 | omCheckAddr(d->arg1.name); |
---|
1517 | nok=nok||iiAssign(&d->arg1,&d->arg2); |
---|
1518 | omCheckIf(d->arg1.name != NULL, // OB: ???? |
---|
1519 | omCheckAddr(d->arg1.name)); |
---|
1520 | if (!nok) |
---|
1521 | { |
---|
1522 | memset(&d->arg1,0,sizeof(sleftv)); |
---|
1523 | this->CleanUp(); |
---|
1524 | rtyp=NONE; |
---|
1525 | } |
---|
1526 | } |
---|
1527 | } |
---|
1528 | else nok=TRUE; |
---|
1529 | } |
---|
1530 | else if (d->argc==1) |
---|
1531 | { |
---|
1532 | nok=d->arg1.Eval(); |
---|
1533 | nok=nok||iiExprArith1(this,&d->arg1,d->op); |
---|
1534 | } |
---|
1535 | else if(d->argc==2) |
---|
1536 | { |
---|
1537 | nok=d->arg1.Eval(); |
---|
1538 | nok=nok||d->arg2.Eval(); |
---|
1539 | nok=nok||iiExprArith2(this,&d->arg1,d->op,&d->arg2); |
---|
1540 | } |
---|
1541 | else if(d->argc==3) |
---|
1542 | { |
---|
1543 | nok=d->arg1.Eval(); |
---|
1544 | nok=nok||d->arg2.Eval(); |
---|
1545 | nok=nok||d->arg3.Eval(); |
---|
1546 | nok=nok||iiExprArith3(this,d->op,&d->arg1,&d->arg2,&d->arg3); |
---|
1547 | } |
---|
1548 | else if(d->argc!=0) |
---|
1549 | { |
---|
1550 | nok=d->arg1.Eval(); |
---|
1551 | nok=nok||iiExprArithM(this,&d->arg1,d->op); |
---|
1552 | } |
---|
1553 | else // d->argc == 0 |
---|
1554 | { |
---|
1555 | nok = iiExprArithM(this, NULL, d->op); |
---|
1556 | } |
---|
1557 | } |
---|
1558 | else if (((rtyp==0)||(rtyp==DEF_CMD)) |
---|
1559 | &&(name!=NULL)) |
---|
1560 | { |
---|
1561 | syMake(this,name); |
---|
1562 | } |
---|
1563 | #ifdef MDEBUG |
---|
1564 | switch(Typ()) |
---|
1565 | { |
---|
1566 | case NUMBER_CMD: |
---|
1567 | #ifdef LDEBUG |
---|
1568 | nTest((number)Data()); |
---|
1569 | #endif |
---|
1570 | break; |
---|
1571 | case POLY_CMD: |
---|
1572 | pTest((poly)Data()); |
---|
1573 | break; |
---|
1574 | case IDEAL_CMD: |
---|
1575 | case MODUL_CMD: |
---|
1576 | case MATRIX_CMD: |
---|
1577 | { |
---|
1578 | ideal id=(ideal)Data(); |
---|
1579 | omCheckAddrSize(id,sizeof(*id)); |
---|
1580 | int i=id->ncols*id->nrows-1; |
---|
1581 | for(;i>=0;i--) pTest(id->m[i]); |
---|
1582 | } |
---|
1583 | break; |
---|
1584 | } |
---|
1585 | #endif |
---|
1586 | if (nn!=NULL) nok=nok||nn->Eval(); |
---|
1587 | next=nn; |
---|
1588 | return nok; |
---|
1589 | } |
---|
1590 | |
---|
1591 | char *iiSleftv2name(leftv v) |
---|
1592 | { |
---|
1593 | return(v->name); |
---|
1594 | } |
---|