1 | /**************************************** |
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2 | * Computer Algebra System SINGULAR * |
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3 | ****************************************/ |
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4 | /* $Id: iplib.cc,v 1.89 2001-09-19 14:59:32 anne Exp $ */ |
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5 | /* |
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6 | * ABSTRACT: interpreter: LIB and help |
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7 | */ |
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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 <sys/stat.h> |
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14 | |
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15 | #include "mod2.h" |
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16 | #include "tok.h" |
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17 | #include "ipid.h" |
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18 | #include "omalloc.h" |
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19 | #include "febase.h" |
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20 | #include "ring.h" |
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21 | #include "subexpr.h" |
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22 | #include "ipshell.h" |
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23 | #include "lists.h" |
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24 | |
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25 | BOOLEAN load_modules(char *newlib, char *fullname, BOOLEAN tellerror); |
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26 | |
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27 | #ifdef HAVE_LIBPARSER |
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28 | # include "libparse.h" |
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29 | #else /* HAVE_LIBPARSER */ |
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30 | procinfo *iiInitSingularProcinfo(procinfov pi, char *libname, |
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31 | char *procname, int line, long pos, |
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32 | BOOLEAN pstatic = FALSE); |
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33 | #endif /* HAVE_LIBPARSER */ |
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34 | #define NS_LRING namespaceroot->next->currRing |
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35 | |
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36 | #include "mod_raw.h" |
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37 | |
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38 | static char *iiConvName(const char *p); |
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39 | #ifdef HAVE_LIBPARSER |
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40 | void yylprestart (FILE *input_file ); |
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41 | int current_pos(int i=0); |
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42 | extern int yylp_errno; |
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43 | extern int yylplineno; |
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44 | extern char *yylp_errlist[]; |
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45 | void print_init(); |
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46 | libstackv library_stack; |
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47 | #endif |
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48 | |
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49 | //int IsCmd(char *n, int tok); |
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50 | char mytolower(char c); |
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51 | |
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52 | /*2 |
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53 | * return TRUE if the libray libname is already loaded |
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54 | */ |
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55 | BOOLEAN iiGetLibStatus(char *lib) |
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56 | { |
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57 | idhdl hl; |
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58 | |
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59 | #ifndef HAVE_NAMESPACES |
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60 | char *p; |
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61 | |
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62 | hl = IDROOT->get("LIB", 0); |
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63 | if (hl == NULL || (p=strstr(IDSTRING(hl), lib)) == NULL) return FALSE; |
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64 | if ((p!=IDSTRING(hl)) && (*(p-1)!=',')) return FALSE; |
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65 | |
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66 | return TRUE; |
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67 | #else |
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68 | char *plib = iiConvName(lib); |
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69 | hl = namespaceroot->get(plib,0, TRUE); |
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70 | if((hl==NULL) ||(IDTYP(hl)!=PACKAGE_CMD)) |
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71 | { |
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72 | omFree(plib); |
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73 | return FALSE; |
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74 | } |
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75 | omFree(plib); |
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76 | return TRUE; |
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77 | #endif |
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78 | } |
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79 | |
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80 | /*2 |
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81 | * find the library of an proc: |
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82 | * => return (pi->libname) |
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83 | */ |
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84 | char * iiGetLibName(procinfov pi) |
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85 | { |
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86 | return pi->libname; |
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87 | } |
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88 | |
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89 | /*2 |
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90 | * given a line 'proc[ ]+{name}[ \t]*' |
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91 | * return a pointer to name and set the end of '\0' |
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92 | * changes the input! |
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93 | * returns: e: pointer to 'end of name' |
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94 | * ct: changed char at the end of s |
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95 | */ |
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96 | char* iiProcName(char *buf, char & ct, char* &e) |
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97 | { |
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98 | char *s=buf+5; |
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99 | while (*s==' ') s++; |
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100 | e=s+1; |
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101 | while ((*e>' ') && (*e!='(')) e++; |
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102 | ct=*e; |
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103 | *e='\0'; |
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104 | return s; |
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105 | } |
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106 | |
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107 | /*2 |
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108 | * given a line with args, return the argstr |
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109 | */ |
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110 | char * iiProcArgs(char *e,BOOLEAN withParenth) |
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111 | { |
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112 | while ((*e==' ') || (*e=='\t') || (*e=='(')) e++; |
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113 | if (*e<' ') |
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114 | { |
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115 | if (withParenth) |
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116 | { |
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117 | // no argument list, allow list # |
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118 | return omStrDup("parameter list #;"); |
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119 | } |
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120 | else |
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121 | { |
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122 | // empty list |
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123 | return omStrDup(""); |
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124 | } |
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125 | } |
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126 | BOOLEAN in_args; |
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127 | BOOLEAN args_found; |
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128 | char *s; |
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129 | char *argstr=(char *)omAlloc(127); // see ../omalloc/omTables.inc |
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130 | int argstrlen=127; |
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131 | *argstr='\0'; |
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132 | do |
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133 | { |
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134 | args_found=FALSE; |
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135 | s=e; // set s to the starting point of the arg |
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136 | // and search for the end |
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137 | while ((*e!=',')&&(*e!=')')&&(*e!='\0')) |
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138 | { |
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139 | args_found=args_found || (*e>' '); |
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140 | e++; |
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141 | } |
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142 | in_args=(*e==','); |
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143 | if (args_found) |
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144 | { |
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145 | *e='\0'; |
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146 | // check for space: |
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147 | if ((int)strlen(argstr)+12 /* parameter + ;*/ +(int)strlen(s)>= argstrlen) |
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148 | { |
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149 | argstrlen*=2; |
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150 | char *a=(char *)omAlloc( argstrlen); |
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151 | strcpy(a,argstr); |
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152 | omFree((ADDRESS)argstr); |
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153 | argstr=a; |
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154 | } |
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155 | // copy the result to argstr |
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156 | strcat(argstr,"parameter "); |
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157 | strcat(argstr,s); |
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158 | strcat(argstr,"; "); |
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159 | e++; // e was pointing to ',' |
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160 | } |
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161 | } while (in_args); |
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162 | return argstr; |
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163 | } |
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164 | |
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165 | /*2 |
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166 | * locate `procname` in lib `libname` and find the part `part`: |
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167 | * part=0: help, between, but excluding the line "proc ..." and "{...": |
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168 | * => return |
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169 | * part=1: body, between "{ ..." and "}", including the 1. line, w/o "{" |
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170 | * => set pi->data.s.body, return NULL |
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171 | * part=2: example, between, but excluding the line "exapmle {..." and "}": |
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172 | * => return |
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173 | */ |
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174 | char* iiGetLibProcBuffer(procinfo *pi, int part ) |
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175 | { |
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176 | char buf[256], *s = NULL, *p; |
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177 | long procbuflen; |
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178 | |
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179 | FILE * fp = feFopen( pi->libname, "rb", NULL, TRUE ); |
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180 | if (fp==NULL) |
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181 | { |
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182 | return NULL; |
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183 | } |
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184 | |
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185 | fseek(fp, pi->data.s.proc_start, SEEK_SET); |
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186 | if(part==0) |
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187 | { // load help string |
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188 | int i, offset=0; |
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189 | long head = pi->data.s.def_end - pi->data.s.proc_start; |
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190 | procbuflen = pi->data.s.help_end - pi->data.s.help_start; |
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191 | if (procbuflen<5) |
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192 | return NULL; // help part does not exist |
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193 | //Print("Help=%ld-%ld=%d\n", pi->data.s.body_start, |
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194 | // pi->data.s.proc_start, procbuflen); |
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195 | s = (char *)omAlloc(procbuflen+head+3); |
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196 | myfread(s, head, 1, fp); |
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197 | s[head] = '\n'; |
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198 | fseek(fp, pi->data.s.help_start, SEEK_SET); |
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199 | myfread(s+head+1, procbuflen, 1, fp); |
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200 | s[procbuflen+head+1] = '\n'; |
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201 | s[procbuflen+head+2] = '\0'; |
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202 | offset=0; |
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203 | for(i=0;i<=procbuflen+head+2; i++) |
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204 | { |
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205 | if(s[i]=='\\' && |
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206 | (s[i+1]=='"' || s[i+1]=='{' || s[i+1]=='}' || s[i+1]=='\\')) |
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207 | { |
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208 | i++; |
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209 | offset++; |
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210 | } |
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211 | if(offset>0) s[i-offset] = s[i]; |
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212 | } |
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213 | return(s); |
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214 | } |
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215 | else if(part==1) |
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216 | { // load proc part - must exist |
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217 | procbuflen = pi->data.s.def_end - pi->data.s.proc_start; |
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218 | //fgets(buf, sizeof(buf), fp); |
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219 | myfread( buf, procbuflen, 1, fp); |
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220 | char ct; |
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221 | char *e; |
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222 | s=iiProcName(buf,ct,e); |
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223 | char *argstr=NULL; |
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224 | *e=ct; |
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225 | argstr=iiProcArgs(e,TRUE); |
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226 | |
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227 | assume(pi->data.s.body_end > pi->data.s.body_start); |
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228 | |
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229 | procbuflen = pi->data.s.body_end - pi->data.s.body_start; |
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230 | pi->data.s.body = (char *)omAlloc( strlen(argstr)+procbuflen+15+ |
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231 | strlen(pi->libname) ); |
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232 | //Print("Body=%ld-%ld=%d\n", pi->data.s.body_end, |
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233 | // pi->data.s.body_start, procbuflen); |
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234 | assume(pi->data.s.body != NULL); |
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235 | fseek(fp, pi->data.s.body_start, SEEK_SET); |
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236 | strcpy(pi->data.s.body,argstr); |
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237 | myfread( pi->data.s.body+strlen(argstr), procbuflen, 1, fp); |
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238 | procbuflen+=strlen(argstr); |
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239 | omFree(argstr); |
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240 | fclose( fp ); |
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241 | pi->data.s.body[procbuflen] = '\0'; |
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242 | strcat( pi->data.s.body+procbuflen, "\n;return();\n\n" ); |
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243 | strcat( pi->data.s.body+procbuflen+13,pi->libname); |
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244 | s=strchr(pi->data.s.body,'{'); |
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245 | if (s!=NULL) *s=' '; |
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246 | return NULL; |
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247 | } |
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248 | else if(part==2) |
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249 | { // example |
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250 | if ( pi->data.s.example_lineno == 0) |
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251 | return NULL; // example part does not exist |
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252 | // load example |
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253 | fseek(fp, pi->data.s.example_start, SEEK_SET); |
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254 | fgets(buf, sizeof(buf), fp); // skip line with "example" |
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255 | procbuflen = pi->data.s.proc_end - pi->data.s.example_start - strlen(buf); |
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256 | //Print("Example=%ld-%ld=%d\n", pi->data.s.proc_end, |
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257 | // pi->data.s.example_start, procbuflen); |
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258 | s = (char *)omAlloc(procbuflen+14); |
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259 | myfread(s, procbuflen, 1, fp); |
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260 | s[procbuflen] = '\0'; |
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261 | strcat(s+procbuflen-3, "\n;return();\n\n" ); |
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262 | p=strchr(s,'{'); |
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263 | if (p!=NULL) *p=' '; |
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264 | return(s); |
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265 | } |
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266 | return NULL; |
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267 | } |
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268 | |
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269 | /*2 |
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270 | * start a proc |
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271 | * parameters are built as exprlist |
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272 | * TODO:interrupt |
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273 | * return FALSE on success, TRUE if an error occurs |
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274 | */ |
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275 | BOOLEAN iiPStart(idhdl pn, sleftv * v) |
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276 | { |
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277 | char * str; |
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278 | BOOLEAN err=FALSE; |
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279 | int old_echo=si_echo; |
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280 | char save_flags=0; |
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281 | procinfov pi=NULL; |
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282 | |
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283 | /* init febase ======================================== */ |
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284 | /* we do not enter this case if filename != NULL !! */ |
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285 | if (pn!=NULL) |
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286 | { |
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287 | pi = IDPROC(pn); |
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288 | if(pi!=NULL) |
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289 | { |
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290 | save_flags=pi->trace_flag; |
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291 | if( pi->data.s.body==NULL ) |
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292 | { |
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293 | iiGetLibProcBuffer(pi); |
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294 | if (pi->data.s.body==NULL) return TRUE; |
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295 | } |
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296 | newBuffer( omStrDup(pi->data.s.body), BT_proc, |
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297 | pi, pi->data.s.body_lineno-(v!=NULL) ); |
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298 | } |
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299 | } |
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300 | /* generate argument list ======================================*/ |
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301 | if (v!=NULL) |
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302 | { |
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303 | iiCurrArgs=(leftv)omAllocBin(sleftv_bin); |
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304 | memcpy(iiCurrArgs,v,sizeof(sleftv)); |
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305 | memset(v,0,sizeof(sleftv)); |
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306 | } |
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307 | else |
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308 | { |
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309 | iiCurrArgs=NULL; |
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310 | } |
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311 | /* start interpreter ======================================*/ |
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312 | myynest++; |
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313 | err=yyparse(); |
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314 | if (sLastPrinted.rtyp!=0) |
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315 | { |
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316 | sLastPrinted.CleanUp(); |
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317 | } |
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318 | //Print("kill locals for %s (level %d)\n",IDID(pn),myynest); |
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319 | killlocals(myynest); |
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320 | //Print("end kill locals for %s (%d)\n",IDID(pn),myynest); |
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321 | myynest--; |
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322 | si_echo=old_echo; |
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323 | if (pi!=NULL) |
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324 | pi->trace_flag=save_flags; |
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325 | return err; |
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326 | } |
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327 | |
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328 | #ifdef USE_IILOCALRING |
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329 | ring *iiLocalRing |
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330 | #ifdef TEST |
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331 | =NULL |
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332 | #endif |
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333 | ; |
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334 | #endif |
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335 | sleftv *iiRETURNEXPR |
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336 | #ifdef TEST |
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337 | =NULL |
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338 | #endif |
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339 | ; |
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340 | int iiRETURNEXPR_len=0; |
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341 | |
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342 | #ifdef RDEBUG |
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343 | static void iiShowLevRings() |
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344 | { |
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345 | #ifdef USE_IILOCALRING |
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346 | int i; |
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347 | for (i=1;i<=myynest;i++) |
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348 | { |
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349 | Print("lev %d:",i); |
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350 | if (iiLocalRing[i]==NULL) PrintS("NULL"); |
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351 | else Print("%d",iiLocalRing[i]); |
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352 | PrintLn(); |
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353 | } |
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354 | #endif |
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355 | { |
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356 | namehdl nshdl; |
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357 | for(nshdl=namespaceroot; nshdl->isroot != TRUE; nshdl = nshdl->next) |
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358 | { |
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359 | Print("%d lev %d:",nshdl->lev, nshdl->myynest); |
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360 | if (nshdl->currRing==NULL) PrintS("NULL"); |
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361 | else Print("%d",nshdl->currRing); |
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362 | PrintLn(); |
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363 | } |
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364 | Print("%d lev %d:",nshdl->lev, nshdl->myynest); |
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365 | if (nshdl->currRing==NULL) PrintS("NULL"); |
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366 | else Print("%d",nshdl->currRing); |
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367 | PrintLn(); |
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368 | } |
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369 | if (currRing==NULL) PrintS("curr:NULL\n"); |
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370 | else Print ("curr:%x\n",currRing); |
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371 | } |
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372 | #endif |
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373 | |
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374 | static void iiCheckNest() |
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375 | { |
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376 | if (myynest >= iiRETURNEXPR_len-1) |
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377 | { |
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378 | iiRETURNEXPR=(sleftv *)omreallocSize(iiRETURNEXPR, |
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379 | iiRETURNEXPR_len*sizeof(sleftv), |
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380 | (iiRETURNEXPR_len+16)*sizeof(sleftv)); |
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381 | omMarkAsStaticAddr(iiRETURNEXPR); |
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382 | #ifdef USE_IILOCALRING |
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383 | iiLocalRing=(ring *)omreallocSize(iiLocalRing, |
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384 | iiRETURNEXPR_len*sizeof(ring), |
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385 | (iiRETURNEXPR_len+16)*sizeof(ring)); |
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386 | #endif |
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387 | iiRETURNEXPR_len+=16; |
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388 | } |
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389 | } |
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390 | #ifdef HAVE_NAMESPACES |
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391 | sleftv * iiMake_proc(idhdl pn, sleftv* slpn, sleftv* sl) |
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392 | #else /* HAVE_NAMESPACES */ |
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393 | sleftv * iiMake_proc(idhdl pn, sleftv* sl) |
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394 | #endif /* HAVE_NAMESPACES */ |
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395 | { |
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396 | int err; |
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397 | procinfov pi = IDPROC(pn); |
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398 | char *plib = iiConvName(pi->libname); |
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399 | #ifdef HAVE_NAMESPACES |
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400 | // printf("iiMake_proc: %s %s cur=%s\n", pi->libname, plib, namespaceroot->name); |
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401 | idhdl ns = namespaceroot->get(plib,0, TRUE); |
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402 | if((ns==NULL) && (slpn!=NULL) && (slpn->packhdl != NULL)) ns=slpn->packhdl; |
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403 | if(pi->is_static) |
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404 | { |
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405 | if((ns==NULL) |
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406 | || (strcmp(plib, namespaceroot->name)!= 0)) |
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407 | { |
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408 | Werror("'%s::%s()' is a local procedure and cannot be accessed by an user.", |
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409 | plib, pi->procname); |
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410 | omFree(plib); |
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411 | return NULL; |
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412 | } |
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413 | } |
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414 | omFree((ADDRESS)plib); |
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415 | if(ns != NULL) |
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416 | { |
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417 | namespaceroot->push(IDPACKAGE(ns), IDID(ns), myynest+1); |
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418 | //printf("iiMake_proc: namespace found.\n"); |
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419 | } |
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420 | else |
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421 | { |
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422 | namespaceroot->push(namespaceroot->root->pack, "Top", myynest+1); |
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423 | //printf("iiMake_proc: staying in TOP-LEVEL\n"); |
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424 | } |
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425 | #else /* HAVE_NAMESPACES */ |
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426 | if(pi->is_static && myynest==0) |
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427 | { |
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428 | Werror("'%s::%s()' is a local procedure and cannot be accessed by an user.", |
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429 | pi->libname, pi->procname); |
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430 | omFree((ADDRESS)plib); |
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431 | return NULL; |
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432 | } |
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433 | namespaceroot->push(NULL, plib, myynest+1); |
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434 | omFree((ADDRESS)plib); |
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435 | #endif /* HAVE_NAMESPACES */ |
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436 | iiCheckNest(); |
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437 | #ifdef USE_IILOCALRING |
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438 | iiLocalRing[myynest]=currRing; |
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439 | #endif |
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440 | iiRETURNEXPR[myynest+1].Init(); |
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441 | if ((traceit&TRACE_SHOW_PROC) |
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442 | || (pi->trace_flag&TRACE_SHOW_PROC)) |
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443 | { |
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444 | if (traceit&TRACE_SHOW_LINENO) PrintLn(); |
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445 | Print("entering%-*.*s %s (level %d)\n",myynest*2,myynest*2," ",IDID(pn),myynest); |
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446 | } |
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447 | #ifdef RDEBUG |
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448 | if (traceit&TRACE_SHOW_RINGS) iiShowLevRings(); |
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449 | #endif |
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450 | switch (pi->language) |
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451 | { |
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452 | default: |
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453 | case LANG_NONE: |
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454 | err=TRUE; |
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455 | break; |
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456 | |
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457 | case LANG_SINGULAR: |
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458 | err=iiPStart(pn,sl); |
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459 | break; |
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460 | case LANG_C: |
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461 | leftv res = (leftv)omAlloc0Bin(sleftv_bin); |
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462 | err = (pi->data.o.function)(res, sl); |
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463 | iiRETURNEXPR[myynest+1].Copy(res); |
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464 | omFreeBin((ADDRESS)res, sleftv_bin); |
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465 | break; |
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466 | } |
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467 | if ((traceit&TRACE_SHOW_PROC) |
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468 | || (pi->trace_flag&TRACE_SHOW_PROC)) |
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469 | { |
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470 | if (traceit&TRACE_SHOW_LINENO) PrintLn(); |
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471 | Print("leaving %-*.*s %s (level %d)\n",myynest*2,myynest*2," ",IDID(pn),myynest); |
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472 | } |
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473 | #ifdef RDEBUG |
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474 | if (traceit&TRACE_SHOW_RINGS) iiShowLevRings(); |
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475 | #endif |
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476 | if (err) |
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477 | { |
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478 | iiRETURNEXPR[myynest+1].CleanUp(); |
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479 | //iiRETURNEXPR[myynest+1].Init(); //done by CleanUp |
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480 | } |
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481 | #ifdef USE_IILOCALRING |
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482 | if(namespaceroot->next->currRing != iiLocalRing[myynest]) printf("iiMake_proc: 1 ring not saved\n"); |
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483 | if (iiLocalRing[myynest] != currRing) |
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484 | { |
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485 | if (((iiRETURNEXPR[myynest+1].Typ()>BEGIN_RING) |
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486 | && (iiRETURNEXPR[myynest+1].Typ()<END_RING)) |
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487 | || ((iiRETURNEXPR[myynest+1].Typ()==LIST_CMD) |
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488 | && (lRingDependend((lists)iiRETURNEXPR[myynest+1].Data())))) |
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489 | { |
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490 | //idhdl hn; |
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491 | char *n; |
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492 | char *o; |
---|
493 | if (iiLocalRing[myynest]!=NULL) o=rFindHdl(iiLocalRing[myynest],NULL, NULL)->id; |
---|
494 | else o="none"; |
---|
495 | if (currRing!=NULL) n=rFindHdl(currRing,NULL, NULL)->id; |
---|
496 | else n="none"; |
---|
497 | Werror("ring change during procedure call: %s -> %s",o,n); |
---|
498 | iiRETURNEXPR[myynest+1].CleanUp(); |
---|
499 | err=TRUE; |
---|
500 | } |
---|
501 | if (iiLocalRing[myynest]!=NULL) |
---|
502 | { |
---|
503 | rSetHdl(rFindHdl(iiLocalRing[myynest],NULL, NULL)); |
---|
504 | iiLocalRing[myynest]=NULL; |
---|
505 | namespaceroot->next->currRing = NULL; |
---|
506 | } |
---|
507 | else |
---|
508 | { currRingHdl=NULL; currRing=NULL; } |
---|
509 | } |
---|
510 | #else /* USE_IILOCALRING */ |
---|
511 | if (NS_LRING != currRing) |
---|
512 | { |
---|
513 | if (((iiRETURNEXPR[myynest+1].Typ()>BEGIN_RING) |
---|
514 | && (iiRETURNEXPR[myynest+1].Typ()<END_RING)) |
---|
515 | || ((iiRETURNEXPR[myynest+1].Typ()==LIST_CMD) |
---|
516 | && (lRingDependend((lists)iiRETURNEXPR[myynest+1].Data())))) |
---|
517 | { |
---|
518 | char *n; |
---|
519 | char *o; |
---|
520 | if (NS_LRING!=NULL) o=rFindHdl(NS_LRING,NULL, NULL)->id; |
---|
521 | else o="none"; |
---|
522 | if (currRing!=NULL) n=rFindHdl(currRing,NULL, NULL)->id; |
---|
523 | else n="none"; |
---|
524 | Werror("ring change during procedure call: %s -> %s",o,n); |
---|
525 | iiRETURNEXPR[myynest+1].CleanUp(); |
---|
526 | err=TRUE; |
---|
527 | } |
---|
528 | if (NS_LRING!=NULL) |
---|
529 | { |
---|
530 | rSetHdl(rFindHdl(NS_LRING,NULL, NULL)); |
---|
531 | NS_LRING=NULL; |
---|
532 | } |
---|
533 | else |
---|
534 | { currRingHdl=NULL; currRing=NULL; } |
---|
535 | } |
---|
536 | #endif /* USE_IILOCALRING */ |
---|
537 | if (iiCurrArgs!=NULL) |
---|
538 | { |
---|
539 | if (!err) Warn("too many arguments for %s",IDID(pn)); |
---|
540 | iiCurrArgs->CleanUp(); |
---|
541 | omFreeBin((ADDRESS)iiCurrArgs, sleftv_bin); |
---|
542 | iiCurrArgs=NULL; |
---|
543 | } |
---|
544 | namespaceroot->pop(TRUE); |
---|
545 | if (err) |
---|
546 | return NULL; |
---|
547 | return &iiRETURNEXPR[myynest+1]; |
---|
548 | } |
---|
549 | |
---|
550 | /*2 |
---|
551 | * start an example (as a proc), |
---|
552 | * destroys the string 'example' |
---|
553 | */ |
---|
554 | BOOLEAN iiEStart(char* example, procinfo *pi) |
---|
555 | { |
---|
556 | BOOLEAN err; |
---|
557 | int old_echo=si_echo; |
---|
558 | #ifdef HAVE_NAMESPACES |
---|
559 | char *plib = iiConvName(pi->libname); |
---|
560 | idhdl ns = namespaceroot->get(plib,0, TRUE); |
---|
561 | omFree((ADDRESS)plib); |
---|
562 | #endif /* HAVE_NAMESPACES */ |
---|
563 | |
---|
564 | newBuffer( example, BT_example, pi, |
---|
565 | (pi != NULL ? pi->data.s.example_lineno: 0)); |
---|
566 | |
---|
567 | iiCheckNest(); |
---|
568 | #ifdef HAVE_NAMESPACES |
---|
569 | if(ns != NULL) namespaceroot->push(IDPACKAGE(ns), IDID(ns), myynest+1); |
---|
570 | else namespaceroot->push(namespaceroot->root->pack, "Top", myynest+1); |
---|
571 | #else /* HAVE_NAMESPACES */ |
---|
572 | namespaceroot->push(NULL, "", myynest+1); |
---|
573 | #endif /* HAVE_NAMESPACES */ |
---|
574 | #ifdef USE_IILOCALRING |
---|
575 | iiLocalRing[myynest]=currRing; |
---|
576 | #endif |
---|
577 | if (traceit&TRACE_SHOW_PROC) |
---|
578 | { |
---|
579 | if (traceit&TRACE_SHOW_LINENO) printf("\n"); |
---|
580 | printf("entering example (level %d)\n",myynest); |
---|
581 | } |
---|
582 | myynest++; |
---|
583 | err=yyparse(); |
---|
584 | if (sLastPrinted.rtyp!=0) |
---|
585 | { |
---|
586 | sLastPrinted.CleanUp(); |
---|
587 | //memset(&sLastPrinted,0,sizeof(sleftv)); //done by CleanUp |
---|
588 | } |
---|
589 | killlocals(myynest); |
---|
590 | myynest--; |
---|
591 | si_echo=old_echo; |
---|
592 | if (traceit&TRACE_SHOW_PROC) |
---|
593 | { |
---|
594 | if (traceit&TRACE_SHOW_LINENO) printf("\n"); |
---|
595 | printf("leaving -example- (level %d)\n",myynest); |
---|
596 | } |
---|
597 | #ifdef USE_IILOCALRING |
---|
598 | if (iiLocalRing[myynest] != currRing) |
---|
599 | { |
---|
600 | if (iiLocalRing[myynest]!=NULL) |
---|
601 | { |
---|
602 | rSetHdl(rFindHdl(iiLocalRing[myynest],NULL, NULL)); |
---|
603 | iiLocalRing[myynest]=NULL; |
---|
604 | } |
---|
605 | else |
---|
606 | { |
---|
607 | currRingHdl=NULL; |
---|
608 | currRing=NULL; |
---|
609 | } |
---|
610 | } |
---|
611 | #else /* USE_IILOCALRING */ |
---|
612 | if (NS_LRING != currRing) |
---|
613 | { |
---|
614 | if (NS_LRING!=NULL) |
---|
615 | { |
---|
616 | rSetHdl(rFindHdl(NS_LRING,NULL, NULL)); |
---|
617 | NS_LRING=NULL; |
---|
618 | } |
---|
619 | else |
---|
620 | { |
---|
621 | currRingHdl=NULL; |
---|
622 | currRing=NULL; |
---|
623 | } |
---|
624 | } |
---|
625 | #endif /* USE_IILOCALRING */ |
---|
626 | namespaceroot->pop(TRUE); |
---|
627 | return err; |
---|
628 | } |
---|
629 | |
---|
630 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
631 | static BOOLEAN iiLoadLIB(FILE *fp, char *libnamebuf, char *newlib, |
---|
632 | idhdl pl, BOOLEAN autoexport, BOOLEAN tellerror); |
---|
633 | |
---|
634 | BOOLEAN iiTryLoadLib(leftv v, char *id) |
---|
635 | { |
---|
636 | BOOLEAN LoadResult = TRUE; |
---|
637 | #ifdef HAVE_NAMESPACES |
---|
638 | char libnamebuf[128]; |
---|
639 | char *libname = (char *)omAlloc(strlen(id)+5); |
---|
640 | char *suffix[] = { "", ".lib", ".so", ".sl", NULL }; |
---|
641 | int i = 0; |
---|
642 | FILE *fp; |
---|
643 | package pack; |
---|
644 | idhdl packhdl; |
---|
645 | lib_types LT; |
---|
646 | |
---|
647 | for(i=0; suffix[i] != NULL; i++) |
---|
648 | { |
---|
649 | sprintf(libname, "%s%s", id, suffix[i]); |
---|
650 | *libname = mytolower(*libname); |
---|
651 | if((LT = type_of_LIB(libname, libnamebuf)) > LT_NOTFOUND) |
---|
652 | { |
---|
653 | char *s=omStrDup(libname); |
---|
654 | char libnamebuf[256]; |
---|
655 | |
---|
656 | if (LT==LT_SINGULAR) |
---|
657 | LoadResult = iiLibCmd(s, FALSE); |
---|
658 | else if ((LT==LT_ELF) || (LT==LT_HPUX)) |
---|
659 | LoadResult = load_modules(s,libnamebuf,FALSE); |
---|
660 | if(!LoadResult ) |
---|
661 | { |
---|
662 | v->name = iiConvName(libname); |
---|
663 | break; |
---|
664 | } |
---|
665 | } |
---|
666 | } |
---|
667 | omFree(libname); |
---|
668 | #else /* HAVE_NAMESPACES */ |
---|
669 | #endif /* HAVE_NAMESPACES */ |
---|
670 | return LoadResult; |
---|
671 | } |
---|
672 | |
---|
673 | BOOLEAN iiReLoadLib(idhdl packhdl) |
---|
674 | { |
---|
675 | BOOLEAN LoadResult = TRUE; |
---|
676 | #ifdef HAVE_NAMESPACES |
---|
677 | char libnamebuf[128]; |
---|
678 | package pack = IDPACKAGE(packhdl); |
---|
679 | |
---|
680 | if(pack->language == LANG_NONE) return FALSE; |
---|
681 | |
---|
682 | FILE * fp = feFopen( pack->libname, "r", libnamebuf, FALSE); |
---|
683 | if (fp==NULL) |
---|
684 | { |
---|
685 | return TRUE; |
---|
686 | } |
---|
687 | namespaceroot->push(IDPACKAGE(packhdl), IDID(packhdl)); |
---|
688 | LoadResult = iiLoadLIB(fp, libnamebuf, IDPACKAGE(packhdl)->libname, |
---|
689 | packhdl, FALSE, FALSE); |
---|
690 | namespaceroot->pop(); |
---|
691 | #else /* HAVE_NAMESPACES */ |
---|
692 | #endif /* HAVE_NAMESPACES */ |
---|
693 | return LoadResult; |
---|
694 | } |
---|
695 | |
---|
696 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
697 | /* check, if library lib has already been loaded |
---|
698 | if yes, writes filename of lib into where and returns TRUE, |
---|
699 | no, returns FALSE |
---|
700 | */ |
---|
701 | BOOLEAN iiLocateLib(const char* lib, char* where) |
---|
702 | { |
---|
703 | idhdl hl; |
---|
704 | |
---|
705 | #ifndef HAVE_NAMESPACES |
---|
706 | char *p; |
---|
707 | |
---|
708 | hl = IDROOT->get("LIB", 0); |
---|
709 | if (hl == NULL || (p=strstr(IDSTRING(hl), lib)) == NULL) return FALSE; |
---|
710 | if ((p!=IDSTRING(hl)) && (*(p-1)!=',')) return FALSE; |
---|
711 | |
---|
712 | if (strstr(IDSTRING(hl), ",") == NULL) |
---|
713 | { |
---|
714 | strcpy(where, IDSTRING(hl)); |
---|
715 | } |
---|
716 | else |
---|
717 | { |
---|
718 | char* tmp = omStrDup(IDSTRING(hl)); |
---|
719 | char* tok = strtok(tmp, ","); |
---|
720 | do |
---|
721 | { |
---|
722 | if (strstr(tok, lib) != NULL) break; |
---|
723 | tok = strtok(NULL, ","); |
---|
724 | } |
---|
725 | while (tok != NULL); |
---|
726 | assume(tok != NULL); |
---|
727 | strcpy(where, tok); |
---|
728 | omFree(tmp); |
---|
729 | } |
---|
730 | #else |
---|
731 | char *plib = iiConvName(lib); |
---|
732 | hl = namespaceroot->get(plib,0, TRUE); |
---|
733 | if((hl==NULL) ||(IDTYP(hl)!=PACKAGE_CMD)) |
---|
734 | { |
---|
735 | omFree(plib); |
---|
736 | return FALSE; |
---|
737 | } |
---|
738 | strcpy(where,IDPACKAGE(hl)->libname); |
---|
739 | omFree(plib); |
---|
740 | #endif |
---|
741 | return TRUE; |
---|
742 | } |
---|
743 | |
---|
744 | #ifdef HAVE_NAMESPACES |
---|
745 | BOOLEAN iiLibCmd( char *newlib, BOOLEAN autoexport, BOOLEAN tellerror ) |
---|
746 | #else /* HAVE_NAMESPACES */ |
---|
747 | BOOLEAN iiLibCmd( char *newlib, BOOLEAN tellerror ) |
---|
748 | #endif /* HAVE_NAMESPACES */ |
---|
749 | { |
---|
750 | char buf[256]; |
---|
751 | char libnamebuf[128]; |
---|
752 | idhdl h; |
---|
753 | BOOLEAN LoadResult = TRUE; |
---|
754 | #ifdef HAVE_NAMESPACES |
---|
755 | idhdl pl; |
---|
756 | #else |
---|
757 | idhdl hl; |
---|
758 | #endif /* HAVE_NAMESPACES */ |
---|
759 | int lines = 1; |
---|
760 | long pos = 0L; |
---|
761 | procinfov pi; |
---|
762 | #ifdef HAVE_NAMESPACES |
---|
763 | char *plib = iiConvName(newlib); |
---|
764 | #endif /* HAVE_NAMESPACES */ |
---|
765 | FILE * fp = feFopen( newlib, "r", libnamebuf, tellerror ); |
---|
766 | if (fp==NULL) |
---|
767 | { |
---|
768 | return TRUE; |
---|
769 | } |
---|
770 | #ifdef HAVE_NAMESPACES |
---|
771 | int token = 0; |
---|
772 | |
---|
773 | if(IsCmd(plib, token)) |
---|
774 | { |
---|
775 | Werror("'%s' is resered identifier\n", plib); |
---|
776 | fclose(fp); |
---|
777 | return TRUE; |
---|
778 | } |
---|
779 | #else /* HAVE_NAMESPACES */ |
---|
780 | hl = idroot->get("LIB",0); |
---|
781 | if (hl==NULL) |
---|
782 | { |
---|
783 | hl = enterid( omStrDup("LIB"),0, STRING_CMD, &idroot, FALSE ); |
---|
784 | IDSTRING(hl) = omStrDup(newlib); |
---|
785 | } |
---|
786 | else |
---|
787 | { |
---|
788 | #ifdef TEST |
---|
789 | if (IDSTRING(hl) != NULL) |
---|
790 | #endif |
---|
791 | { |
---|
792 | char *s = (char *)omAlloc( strlen(newlib) + strlen(IDSTRING(hl)) + 2 ); |
---|
793 | strcpy(s,IDSTRING(hl)); |
---|
794 | BOOLEAN f=FALSE; |
---|
795 | if(strchr(s,',')==NULL) |
---|
796 | { |
---|
797 | if (strcmp(s,newlib)==0) |
---|
798 | f=TRUE; |
---|
799 | } |
---|
800 | else |
---|
801 | { |
---|
802 | char *p=strtok(s,","); |
---|
803 | do |
---|
804 | { |
---|
805 | if(strcmp(p,newlib)==0) |
---|
806 | { |
---|
807 | f=TRUE; |
---|
808 | break; |
---|
809 | } |
---|
810 | p=strtok(NULL,","); |
---|
811 | } while (p!=NULL); |
---|
812 | } |
---|
813 | if (f) |
---|
814 | omFree((ADDRESS)s); |
---|
815 | else |
---|
816 | { |
---|
817 | sprintf( s, "%s,%s", IDSTRING(hl), newlib); |
---|
818 | omFree((ADDRESS)IDSTRING(hl)); |
---|
819 | IDSTRING(hl) = s; |
---|
820 | } |
---|
821 | } |
---|
822 | #ifdef TEST |
---|
823 | else |
---|
824 | { |
---|
825 | PrintS("## empty LIB string\n"); |
---|
826 | IDSTRING(hl) = omStrDup(newlib); |
---|
827 | } |
---|
828 | #endif |
---|
829 | } |
---|
830 | #endif /* HAVE_NAMESPACES */ |
---|
831 | #ifdef HAVE_TCL |
---|
832 | if (tclmode) |
---|
833 | { |
---|
834 | PrintTCLS('L',newlib); |
---|
835 | } |
---|
836 | #endif |
---|
837 | #ifdef HAVE_NAMESPACES |
---|
838 | pl = namespaceroot->get(plib,0, TRUE); |
---|
839 | if (pl==NULL) |
---|
840 | { |
---|
841 | pl = enterid( omStrDup(plib),0, PACKAGE_CMD, |
---|
842 | &NSROOT(namespaceroot->root), TRUE ); |
---|
843 | IDPACKAGE(pl)->language = LANG_SINGULAR; |
---|
844 | IDPACKAGE(pl)->libname=omStrDup(newlib); |
---|
845 | } |
---|
846 | else |
---|
847 | { |
---|
848 | if(IDTYP(pl)!=PACKAGE_CMD) |
---|
849 | { |
---|
850 | Warn("not of typ package."); |
---|
851 | fclose(fp); |
---|
852 | return TRUE; |
---|
853 | } |
---|
854 | } |
---|
855 | namespaceroot->push(IDPACKAGE(pl), IDID(pl)); |
---|
856 | LoadResult = iiLoadLIB(fp, libnamebuf, newlib, pl, autoexport, tellerror); |
---|
857 | #else /* HAVE_NAMESPACES */ |
---|
858 | LoadResult = iiLoadLIB(fp, libnamebuf, newlib, NULL, FALSE, tellerror); |
---|
859 | #endif /* HAVE_NAMESPACES */ |
---|
860 | |
---|
861 | #ifdef HAVE_NAMESPACES |
---|
862 | if(!LoadResult) IDPACKAGE(pl)->loaded = TRUE; |
---|
863 | namespaceroot->pop(); |
---|
864 | #endif /* HAVE_NAMESPACES */ |
---|
865 | |
---|
866 | omFree((ADDRESS)newlib); |
---|
867 | #ifdef HAVE_NAMESPACES |
---|
868 | omFree((ADDRESS)plib); |
---|
869 | #endif /* HAVE_LIBPARSER */ |
---|
870 | return LoadResult; |
---|
871 | } |
---|
872 | |
---|
873 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
874 | #ifndef HAVE_NAMESPACES |
---|
875 | static void iiCleanProcs(idhdl &root) |
---|
876 | { |
---|
877 | idhdl prev=NULL; |
---|
878 | loop |
---|
879 | { |
---|
880 | if (root==NULL) return; |
---|
881 | if (IDTYP(root)==PROC_CMD) |
---|
882 | { |
---|
883 | procinfo *pi=(procinfo*)IDDATA(root); |
---|
884 | if ((pi->language == LANG_SINGULAR) |
---|
885 | && (pi->data.s.body_start == 0L)) |
---|
886 | { |
---|
887 | // procinfo data incorrect: |
---|
888 | // - no proc body can start at the beginning of the file |
---|
889 | killhdl(root); |
---|
890 | if (prev==NULL) |
---|
891 | root=idroot; |
---|
892 | else |
---|
893 | { |
---|
894 | root=prev; |
---|
895 | prev=NULL; |
---|
896 | } |
---|
897 | continue; |
---|
898 | } |
---|
899 | } |
---|
900 | prev=root; |
---|
901 | root=IDNEXT(root); |
---|
902 | } |
---|
903 | } |
---|
904 | #endif |
---|
905 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
906 | static BOOLEAN iiLoadLIB(FILE *fp, char *libnamebuf, char*newlib, |
---|
907 | idhdl pl, BOOLEAN autoexport, BOOLEAN tellerror) |
---|
908 | { |
---|
909 | char buf[256]; |
---|
910 | extern FILE *yylpin; |
---|
911 | libstackv ls_start = library_stack; |
---|
912 | lib_style_types lib_style; |
---|
913 | |
---|
914 | yylpin = fp; |
---|
915 | #if YYLPDEBUG > 1 |
---|
916 | print_init(); |
---|
917 | #endif |
---|
918 | extern int lpverbose; |
---|
919 | if (BVERBOSE(V_DEBUG_LIB)) lpverbose=1; |
---|
920 | else lpverbose=0; |
---|
921 | #ifdef HAVE_NAMESPACES |
---|
922 | yylplex(newlib, libnamebuf, &lib_style, pl, autoexport); |
---|
923 | #else /* HAVE_NAMESPACES */ |
---|
924 | yylplex(newlib, libnamebuf, &lib_style); |
---|
925 | #endif /* HAVE_NAMESPACES */ |
---|
926 | if(yylp_errno) |
---|
927 | { |
---|
928 | Werror("Library %s: ERROR occured: in line %d, %d.", newlib, yylplineno, |
---|
929 | current_pos(0)); |
---|
930 | if(yylp_errno==YYLP_BAD_CHAR) |
---|
931 | { |
---|
932 | Werror(yylp_errlist[yylp_errno], *text_buffer, yylplineno); |
---|
933 | omFree((ADDRESS)text_buffer); |
---|
934 | text_buffer=NULL; |
---|
935 | } |
---|
936 | else |
---|
937 | Werror(yylp_errlist[yylp_errno], yylplineno); |
---|
938 | Werror("Cannot load library,... aborting."); |
---|
939 | reinit_yylp(); |
---|
940 | fclose( yylpin ); |
---|
941 | #ifndef HAVE_NAMESPACES |
---|
942 | iiCleanProcs(idroot); |
---|
943 | #endif /* HAVE_NAMESPACES */ |
---|
944 | return TRUE; |
---|
945 | } |
---|
946 | #ifdef HAVE_NAMESPACES |
---|
947 | if (BVERBOSE(V_LOAD_LIB)) |
---|
948 | { |
---|
949 | idhdl versionhdl = namespaceroot->get("version",0); |
---|
950 | if(versionhdl != NULL) |
---|
951 | Print( "// ** loaded %s %s\n", libnamebuf, IDSTRING(versionhdl)); |
---|
952 | else |
---|
953 | Print( "// ** loaded %s\n", libnamebuf); |
---|
954 | } |
---|
955 | #else /* HAVE_NAMESPACES */ |
---|
956 | if (BVERBOSE(V_LOAD_LIB)) |
---|
957 | Print( "// ** loaded %s %s\n", libnamebuf, text_buffer); |
---|
958 | #endif /* HAVE_NAMESPACES */ |
---|
959 | if( (lib_style == OLD_LIBSTYLE) && (BVERBOSE(V_LOAD_LIB))) |
---|
960 | { |
---|
961 | Warn( "library %s has old format. This format is still accepted,", newlib); |
---|
962 | Warn( "but for functionality you may wish to change to the new"); |
---|
963 | Warn( "format. Please refer to the manual for further information."); |
---|
964 | } |
---|
965 | reinit_yylp(); |
---|
966 | fclose( yylpin ); |
---|
967 | fp = NULL; |
---|
968 | |
---|
969 | #ifdef HAVE_NAMESPACES |
---|
970 | namespaceroot->pop(); |
---|
971 | #endif /* HAVE_NAMESPACES */ |
---|
972 | { |
---|
973 | libstackv ls; |
---|
974 | for(ls = library_stack; (ls != NULL) && (ls != ls_start); ) |
---|
975 | { |
---|
976 | if(ls->to_be_done) |
---|
977 | { |
---|
978 | ls->to_be_done=FALSE; |
---|
979 | #ifdef HAVE_NAMESPACES |
---|
980 | iiLibCmd(ls->get(), autoexport); |
---|
981 | #else /* HAVE_NAMESPACES */ |
---|
982 | iiLibCmd(ls->get()); |
---|
983 | #endif /* HAVE_NAMESPACES */ |
---|
984 | ls = ls->pop(newlib); |
---|
985 | } |
---|
986 | } |
---|
987 | #if 0 |
---|
988 | PrintS("--------------------\n"); |
---|
989 | for(ls = library_stack; ls != NULL; ls = ls->next) |
---|
990 | { |
---|
991 | Print("%s: LIB-stack:(%d), %s %s\n", newlib, ls->cnt, ls->get(), |
---|
992 | ls->to_be_done ? "not loaded" : "loaded"); |
---|
993 | } |
---|
994 | PrintS("--------------------\n"); |
---|
995 | #endif |
---|
996 | } |
---|
997 | |
---|
998 | if(fp != NULL) fclose(fp); |
---|
999 | return FALSE; |
---|
1000 | } |
---|
1001 | |
---|
1002 | |
---|
1003 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1004 | procinfo *iiInitSingularProcinfo(procinfov pi, char *libname, char *procname, |
---|
1005 | int line, long pos, BOOLEAN pstatic) |
---|
1006 | { |
---|
1007 | pi->libname = omStrDup(libname); |
---|
1008 | |
---|
1009 | if( strcmp(procname,"_init")==0) |
---|
1010 | { |
---|
1011 | pi->procname = iiConvName(libname); |
---|
1012 | } |
---|
1013 | else |
---|
1014 | pi->procname = omStrDup(procname); |
---|
1015 | pi->language = LANG_SINGULAR; |
---|
1016 | pi->ref = 1; |
---|
1017 | pi->is_static = pstatic; |
---|
1018 | pi->data.s.proc_start = pos; |
---|
1019 | pi->data.s.def_end = 0L; |
---|
1020 | pi->data.s.help_start = 0L; |
---|
1021 | pi->data.s.help_end = 0L; |
---|
1022 | pi->data.s.body_start = 0L; |
---|
1023 | pi->data.s.body_end = 0L; |
---|
1024 | pi->data.s.example_start = 0L; |
---|
1025 | pi->data.s.proc_lineno = line; |
---|
1026 | pi->data.s.body_lineno = 0; |
---|
1027 | pi->data.s.example_lineno = 0; |
---|
1028 | pi->data.s.body = NULL; |
---|
1029 | pi->data.s.help_chksum = 0; |
---|
1030 | return(pi); |
---|
1031 | } |
---|
1032 | |
---|
1033 | #ifdef HAVE_DYNAMIC_LOADING |
---|
1034 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1035 | int iiAddCproc(char *libname, char *procname, BOOLEAN pstatic, |
---|
1036 | BOOLEAN(*func)(leftv res, leftv v)) |
---|
1037 | { |
---|
1038 | procinfov pi; |
---|
1039 | idhdl h; |
---|
1040 | |
---|
1041 | h = enterid(omStrDup(procname),0, PROC_CMD, &IDROOT, TRUE); |
---|
1042 | if ( h!= NULL ) |
---|
1043 | { |
---|
1044 | pi = IDPROC(h); |
---|
1045 | pi->libname = omStrDup(libname); |
---|
1046 | pi->procname = omStrDup(procname); |
---|
1047 | pi->language = LANG_C; |
---|
1048 | pi->ref = 1; |
---|
1049 | pi->is_static = pstatic; |
---|
1050 | pi->data.o.function = func; |
---|
1051 | return(1); |
---|
1052 | } |
---|
1053 | else |
---|
1054 | { |
---|
1055 | PrintS("iiAddCproc: failed.\n"); |
---|
1056 | } |
---|
1057 | return(0); |
---|
1058 | } |
---|
1059 | |
---|
1060 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1061 | BOOLEAN load_modules(char *newlib, char *fullname, BOOLEAN tellerror) |
---|
1062 | { |
---|
1063 | int iiAddCproc(char *libname, char *procname, BOOLEAN pstatic, |
---|
1064 | BOOLEAN(*func)(leftv res, leftv v)); |
---|
1065 | typedef int (*fktn_t)(int(*iiAddCproc)(char *libname, char *procname, |
---|
1066 | BOOLEAN pstatic, |
---|
1067 | BOOLEAN(*func)(leftv res, leftv v))); |
---|
1068 | fktn_t fktn; |
---|
1069 | idhdl pl; |
---|
1070 | char *plib = iiConvName(newlib); |
---|
1071 | BOOLEAN RET=TRUE; |
---|
1072 | int token; |
---|
1073 | char FullName[256]; |
---|
1074 | |
---|
1075 | if( *fullname != '/' && *fullname != '.' ) |
---|
1076 | sprintf(FullName, "./%s", newlib); |
---|
1077 | else strcpy(FullName, fullname); |
---|
1078 | |
---|
1079 | |
---|
1080 | if(IsCmd(plib, token)) |
---|
1081 | { |
---|
1082 | Werror("'%s' is resered identifier\n", plib); |
---|
1083 | goto load_modules_end; |
---|
1084 | } |
---|
1085 | #ifdef HAVE_NAMESPACES |
---|
1086 | pl = namespaceroot->get(plib,0, TRUE); |
---|
1087 | #else |
---|
1088 | pl = IDROOT->get(plib,0); |
---|
1089 | #endif |
---|
1090 | if (pl==NULL) |
---|
1091 | { |
---|
1092 | #ifdef HAVE_NAMESPACES |
---|
1093 | pl = enterid( omStrDup(plib),0, PACKAGE_CMD, |
---|
1094 | &NSROOT(namespaceroot->root), TRUE ); |
---|
1095 | #else |
---|
1096 | pl = enterid( omStrDup(plib),0, PACKAGE_CMD, &IDROOT, |
---|
1097 | TRUE ); |
---|
1098 | #endif |
---|
1099 | IDPACKAGE(pl)->language = LANG_C; |
---|
1100 | IDPACKAGE(pl)->libname=omStrDup(newlib); |
---|
1101 | } |
---|
1102 | else |
---|
1103 | { |
---|
1104 | if(IDTYP(pl)!=PACKAGE_CMD) |
---|
1105 | { |
---|
1106 | Warn("not of typ package."); |
---|
1107 | goto load_modules_end; |
---|
1108 | } |
---|
1109 | } |
---|
1110 | namespaceroot->push(IDPACKAGE(pl), IDID(pl)); |
---|
1111 | |
---|
1112 | if((IDPACKAGE(pl)->handle=dynl_open(FullName))==(void *)NULL) |
---|
1113 | { |
---|
1114 | Werror("dynl_open failed:%s", dynl_error()); |
---|
1115 | Werror("%s not found", newlib); |
---|
1116 | goto load_modules_end; |
---|
1117 | } |
---|
1118 | else |
---|
1119 | { |
---|
1120 | fktn = (fktn_t)dynl_sym(IDPACKAGE(pl)->handle, "mod_init"); |
---|
1121 | if( fktn!= NULL) (*fktn)(iiAddCproc); |
---|
1122 | else Werror("mod_init: %s\n", dynl_error()); |
---|
1123 | if (BVERBOSE(V_LOAD_LIB)) Print( "// ** loaded %s \n", fullname); |
---|
1124 | } |
---|
1125 | RET=FALSE; |
---|
1126 | |
---|
1127 | load_modules_end: |
---|
1128 | namespaceroot->pop(); |
---|
1129 | return RET; |
---|
1130 | |
---|
1131 | } |
---|
1132 | #endif /* HAVE_DYNAMIC_LOADING */ |
---|
1133 | |
---|
1134 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1135 | char mytoupper(char c) |
---|
1136 | { |
---|
1137 | if(c>=97 && c<=(97+26)) c-=32; |
---|
1138 | return(c); |
---|
1139 | } |
---|
1140 | |
---|
1141 | char mytolower(char c) |
---|
1142 | { |
---|
1143 | if(c>=65 && c<=(65+26)) c+=32; |
---|
1144 | return(c); |
---|
1145 | } |
---|
1146 | |
---|
1147 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1148 | //#if defined(WINNT) |
---|
1149 | //# define FS_SEP '\\' |
---|
1150 | //#elif defined(macintosh) |
---|
1151 | //# define FS_SEP ',' |
---|
1152 | //#else |
---|
1153 | //# define FS_SEP '/' |
---|
1154 | //#endif |
---|
1155 | |
---|
1156 | static char *iiConvName(const char *libname) |
---|
1157 | { |
---|
1158 | char *tmpname = omStrDup(libname); |
---|
1159 | char *p = strrchr(tmpname, DIR_SEP); |
---|
1160 | char *r; |
---|
1161 | if(p==NULL) p = tmpname; |
---|
1162 | else p++; |
---|
1163 | r = strchr(p, '.'); |
---|
1164 | if( r!= NULL) *r = '\0'; |
---|
1165 | r = omStrDup(p); |
---|
1166 | *r = mytoupper(*r); |
---|
1167 | // printf("iiConvName: '%s' '%s' => '%s'\n", libname, tmpname, r); |
---|
1168 | omFree((ADDRESS)tmpname); |
---|
1169 | |
---|
1170 | return(r); |
---|
1171 | } |
---|
1172 | |
---|
1173 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1174 | void piShowProcList() |
---|
1175 | { |
---|
1176 | idhdl h; |
---|
1177 | #ifdef HAVE_NAMESPACES |
---|
1178 | idhdl pl; |
---|
1179 | #endif /* HAVE_NAMESPACES */ |
---|
1180 | procinfo *proc; |
---|
1181 | char *name; |
---|
1182 | |
---|
1183 | Print( "%-15s %20s %s,%s %s,%s %s,%s\n", "Library", "function", |
---|
1184 | "line", "start", "line", "body", "line", "example"); |
---|
1185 | #ifdef HAVE_NAMESPACES |
---|
1186 | // for(pl = IDROOT; pl != NULL; pl = IDNEXT(pl)) |
---|
1187 | //{ |
---|
1188 | for(pl = NSROOT(namespaceroot->root); pl != NULL; pl = IDNEXT(pl)) |
---|
1189 | { |
---|
1190 | if(IDTYP(pl) == PACKAGE_CMD) |
---|
1191 | { |
---|
1192 | for(h = IDPACKAGE(pl)->idroot; h != NULL; h = IDNEXT(h)) |
---|
1193 | #else /* HAVE_NAMESPACES */ |
---|
1194 | for(h = IDROOT; h != NULL; h = IDNEXT(h)) |
---|
1195 | #endif /* HAVE_NAMESPACES */ |
---|
1196 | { |
---|
1197 | if(IDTYP(h) == PROC_CMD) |
---|
1198 | { |
---|
1199 | proc = IDPROC(h); |
---|
1200 | if(strcmp(proc->procname, IDID(h))!=0) |
---|
1201 | { |
---|
1202 | name = (char *)omAlloc(strlen(IDID(h))+strlen(proc->procname)+4); |
---|
1203 | sprintf(name, "%s -> %s", IDID(h), proc->procname); |
---|
1204 | Print( "%d %-15s %20s ", proc->is_static ? 1 : 0, proc->libname, name); |
---|
1205 | omFree((ADDRESS)name); |
---|
1206 | } |
---|
1207 | else |
---|
1208 | Print( "%d %-15s %20s ", proc->is_static ? 1 : 0, proc->libname, |
---|
1209 | proc->procname); |
---|
1210 | if(proc->language==LANG_SINGULAR) |
---|
1211 | Print("line %4d,%-5ld %4d,%-5ld %4d,%-5ld\n", |
---|
1212 | proc->data.s.proc_lineno, proc->data.s.proc_start, |
---|
1213 | proc->data.s.body_lineno, proc->data.s.body_start, |
---|
1214 | proc->data.s.example_lineno, proc->data.s.example_start); |
---|
1215 | else if(proc->language==LANG_C) |
---|
1216 | Print("type: object\n"); |
---|
1217 | #ifdef HAVE_NAMESPACES |
---|
1218 | } |
---|
1219 | } |
---|
1220 | #endif /* HAVE_NAMESPACES */ |
---|
1221 | } |
---|
1222 | } |
---|
1223 | } |
---|
1224 | |
---|
1225 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1226 | //char *iiLineNo(char *procname, int lineno) |
---|
1227 | //{ |
---|
1228 | // char buf[256]; |
---|
1229 | // idhdl pn = ggetid(procname); |
---|
1230 | // procinfo *pi = IDPROC(pn); |
---|
1231 | // |
---|
1232 | // sprintf(buf, "%s %3d\0", procname, lineno); |
---|
1233 | // //sprintf(buf, "%s::%s %3d\0", pi->libname, pi->procname, |
---|
1234 | // // lineno + pi->data.s.body_lineno); |
---|
1235 | // return(buf); |
---|
1236 | //} |
---|
1237 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1238 | #ifdef HAVE_LIBPARSER |
---|
1239 | void libstack::push(char *p, char *libname) |
---|
1240 | { |
---|
1241 | libstackv lp; |
---|
1242 | if( !iiGetLibStatus(libname)) |
---|
1243 | { |
---|
1244 | for(lp = this;lp!=NULL;lp=lp->next) |
---|
1245 | { |
---|
1246 | if(strcmp(lp->get(), libname)==0) break; |
---|
1247 | } |
---|
1248 | if(lp==NULL) |
---|
1249 | { |
---|
1250 | libstackv ls = (libstack *)omAlloc0Bin(libstack_bin); |
---|
1251 | ls->next = this; |
---|
1252 | ls->libname = omStrDup(libname); |
---|
1253 | ls->to_be_done = TRUE; |
---|
1254 | if(this != NULL) ls->cnt = this->cnt+1; else ls->cnt = 0; |
---|
1255 | library_stack = ls; |
---|
1256 | } |
---|
1257 | } |
---|
1258 | } |
---|
1259 | |
---|
1260 | libstackv libstack::pop(char *p) |
---|
1261 | { |
---|
1262 | libstackv ls = this; |
---|
1263 | //omFree((ADDRESS)ls->libname); |
---|
1264 | library_stack = ls->next; |
---|
1265 | omFreeBin((ADDRESS)ls, libstack_bin); |
---|
1266 | return(library_stack); |
---|
1267 | } |
---|
1268 | |
---|
1269 | #endif /* HAVE_LIBPARSER */ |
---|
1270 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1271 | #ifndef HOWMANY |
---|
1272 | # define HOWMANY 8192 /* how much of the file to look at */ |
---|
1273 | #endif |
---|
1274 | |
---|
1275 | lib_types type_of_LIB(char *newlib, char *libnamebuf) |
---|
1276 | { |
---|
1277 | char buf[HOWMANY+1]; /* one extra for terminating '\0' */ |
---|
1278 | struct stat sb; |
---|
1279 | int nbytes = 0; |
---|
1280 | int ret; |
---|
1281 | lib_types LT=LT_NONE; |
---|
1282 | |
---|
1283 | FILE * fp = feFopen( newlib, "r", libnamebuf, FALSE ); |
---|
1284 | ret = stat(libnamebuf, &sb); |
---|
1285 | |
---|
1286 | if (fp==NULL) |
---|
1287 | { |
---|
1288 | return LT_NOTFOUND; |
---|
1289 | } |
---|
1290 | if((sb.st_mode & S_IFMT) != S_IFREG) |
---|
1291 | { |
---|
1292 | goto lib_type_end; |
---|
1293 | } |
---|
1294 | if ((nbytes = fread((char *)buf, sizeof(char), HOWMANY, fp)) == -1) |
---|
1295 | { |
---|
1296 | goto lib_type_end; |
---|
1297 | /*NOTREACHED*/ |
---|
1298 | } |
---|
1299 | if (nbytes == 0) |
---|
1300 | goto lib_type_end; |
---|
1301 | else |
---|
1302 | { |
---|
1303 | buf[nbytes++] = '\0'; /* null-terminate it */ |
---|
1304 | } |
---|
1305 | if( (strncmp(buf, "\177ELF\01\01\01", 7)==0) && buf[16]=='\03') |
---|
1306 | { |
---|
1307 | LT = LT_ELF; |
---|
1308 | omFree(newlib); |
---|
1309 | newlib = omStrDup(libnamebuf); |
---|
1310 | goto lib_type_end; |
---|
1311 | } |
---|
1312 | if( (strncmp(buf, "\02\020\01\016\05\022@", 7)==0)) |
---|
1313 | { |
---|
1314 | LT = LT_HPUX; |
---|
1315 | omFree(newlib); |
---|
1316 | newlib = omStrDup(libnamebuf); |
---|
1317 | goto lib_type_end; |
---|
1318 | } |
---|
1319 | if(isprint(buf[0]) || buf[0]=='\n') |
---|
1320 | { LT = LT_SINGULAR; goto lib_type_end; } |
---|
1321 | |
---|
1322 | lib_type_end: |
---|
1323 | fclose(fp); |
---|
1324 | return LT; |
---|
1325 | } |
---|
1326 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|