1 | /**************************************** |
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2 | * Computer Algebra System SINGULAR * |
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3 | ****************************************/ |
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4 | /* $Id: iplib.cc,v 1.42 1998-11-19 15:02:40 krueger 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 "mmemory.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 | #ifdef HAVE_LIBPARSER |
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26 | # include "libparse.h" |
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27 | #else /* HAVE_LIBPARSER */ |
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28 | procinfo *iiInitSingularProcinfo(procinfov pi, char *libname, |
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29 | char *procname, int line, long pos, |
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30 | BOOLEAN pstatic = FALSE); |
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31 | #endif /* HAVE_LIBPARSER */ |
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32 | #define NS_LRING namespaceroot->next->currRing |
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33 | |
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34 | #ifdef HAVE_DYNAMIC_LOADING |
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35 | void *dynl_open(char *filename); |
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36 | void *dynl_sym(void *handle, char *symbol); |
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37 | int dynl_close (void *handle); |
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38 | #endif /* HAVE_DYNAMIC_LOADING */ |
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39 | |
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40 | char *iiConvName(char *p); |
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41 | #ifdef HAVE_LIBPARSER |
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42 | void yylprestart (FILE *input_file ); |
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43 | int current_pos(int i=0); |
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44 | extern int yylp_errno; |
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45 | extern int yylplineno; |
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46 | extern char *yylp_errlist[]; |
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47 | void print_init(); |
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48 | libstackv library_stack; |
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49 | #endif |
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50 | |
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51 | |
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52 | /*2 |
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53 | * find the library of an proc: |
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54 | * => return (pi->libname) |
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55 | */ |
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56 | char * iiGetLibName(procinfov pi) |
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57 | { |
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58 | char *res=NULL; |
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59 | |
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60 | res = pi->libname; |
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61 | return res; |
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62 | } |
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63 | /*2 |
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64 | * given a line 'proc[ ]+{name}[ \t]*' |
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65 | * return a pointer to name and set the end of '\0' |
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66 | * changes the input! |
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67 | * returns: e: pointer to 'end of name' |
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68 | * ct: changed char at the end of s |
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69 | */ |
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70 | char* iiProcName(char *buf, char & ct, char* &e) |
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71 | { |
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72 | char *s=buf+5; |
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73 | while (*s==' ') s++; |
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74 | e=s+1; |
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75 | while ((*e>' ') && (*e!='(')) e++; |
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76 | ct=*e; |
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77 | *e='\0'; |
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78 | return s; |
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79 | } |
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80 | |
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81 | /*2 |
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82 | * given a line with args, return the argstr |
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83 | */ |
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84 | char * iiProcArgs(char *e,BOOLEAN withParenth) |
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85 | { |
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86 | while ((*e==' ') || (*e=='\t') || (*e=='(')) e++; |
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87 | if (*e<' ') |
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88 | { |
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89 | if (withParenth) |
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90 | { |
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91 | // no argument list, allow list # |
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92 | return mstrdup("parameter list #;"); |
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93 | } |
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94 | else |
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95 | { |
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96 | // empty list |
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97 | return mstrdup(""); |
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98 | } |
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99 | } |
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100 | BOOLEAN in_args; |
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101 | BOOLEAN args_found; |
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102 | char *s; |
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103 | char *argstr=(char *)AllocL(124); |
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104 | int argstrlen=124; |
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105 | *argstr='\0'; |
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106 | do |
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107 | { |
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108 | args_found=FALSE; |
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109 | s=e; // set s to the starting point of the arg |
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110 | // and search for the end |
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111 | while ((*e!=',')&&(*e!=')')&&(*e!='\0')) |
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112 | { |
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113 | args_found=args_found || (*e>' '); |
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114 | e++; |
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115 | } |
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116 | in_args=(*e==','); |
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117 | if (args_found) |
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118 | { |
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119 | *e='\0'; |
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120 | // check for space: |
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121 | if ((int)strlen(argstr)+12 /* parameter + ;*/ +(int)strlen(s)>= argstrlen) |
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122 | { |
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123 | argstrlen*=2; |
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124 | char *a=(char *)AllocL( argstrlen); |
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125 | strcpy(a,argstr); |
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126 | FreeL((ADDRESS)argstr); |
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127 | argstr=a; |
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128 | } |
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129 | // copy the result to argstr |
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130 | strcat(argstr,"parameter "); |
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131 | strcat(argstr,s); |
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132 | strcat(argstr,"; "); |
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133 | e++; // e was pointing to ',' |
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134 | } |
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135 | } while (in_args); |
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136 | return argstr; |
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137 | } |
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138 | |
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139 | /*2 |
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140 | * locate `procname` in lib `libname` and find the part `part`: |
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141 | * part=0: help, between, but excluding the line "proc ..." and "{...": |
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142 | * => return |
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143 | * part=1: body, between "{ ..." and "}", including the 1. line, w/o "{" |
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144 | * => set pi->data.s.body, return NULL |
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145 | * part=2: example, between, but excluding the line "exapmle {..." and "}": |
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146 | * => return |
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147 | */ |
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148 | char* iiGetLibProcBuffer(procinfo *pi, int part ) |
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149 | { |
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150 | char buf[256], *s = NULL, *p; |
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151 | long procbuflen; |
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152 | |
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153 | FILE * fp = feFopen( pi->libname, "rb", NULL, TRUE ); |
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154 | if (fp==NULL) |
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155 | { |
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156 | return NULL; |
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157 | } |
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158 | |
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159 | fseek(fp, pi->data.s.proc_start, SEEK_SET); |
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160 | if(part==0) |
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161 | { // load help string |
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162 | int i, offset=0; |
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163 | long head = pi->data.s.def_end - pi->data.s.proc_start; |
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164 | procbuflen = pi->data.s.help_end - pi->data.s.help_start; |
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165 | //Print("Help=%ld-%ld=%d\n", pi->data.s.body_start, |
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166 | // pi->data.s.proc_start, procbuflen); |
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167 | s = (char *)AllocL(procbuflen+head+3); |
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168 | myfread(s, head, 1, fp); |
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169 | s[head] = '\n'; |
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170 | fseek(fp, pi->data.s.help_start, SEEK_SET); |
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171 | myfread(s+head+1, procbuflen, 1, fp); |
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172 | s[procbuflen+head+1] = '\n'; |
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173 | s[procbuflen+head+2] = '\0'; |
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174 | offset=0; |
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175 | for(i=0;i<=procbuflen+head+2; i++) { |
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176 | if(s[i]=='\\' && |
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177 | (s[i+1]=='"' || s[i+1]=='{' || s[i+1]=='}' || s[i+1]=='\\')) { |
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178 | i++; |
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179 | offset++; |
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180 | } |
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181 | if(offset>0) s[i-offset] = s[i]; |
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182 | } |
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183 | return(s); |
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184 | } |
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185 | if(part==1) |
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186 | { // load proc part |
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187 | procbuflen = pi->data.s.def_end - pi->data.s.proc_start; |
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188 | //fgets(buf, sizeof(buf), fp); |
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189 | myfread( buf, procbuflen, 1, fp); |
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190 | char ct; |
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191 | char *e; |
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192 | s=iiProcName(buf,ct,e); |
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193 | char *argstr=NULL; |
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194 | *e=ct; |
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195 | argstr=iiProcArgs(e,TRUE); |
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196 | procbuflen = pi->data.s.body_end - pi->data.s.body_start; |
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197 | pi->data.s.body = (char *)AllocL( strlen(argstr)+procbuflen+15+ |
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198 | strlen(pi->libname) ); |
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199 | //Print("Body=%ld-%ld=%d\n", pi->data.s.body_end, |
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200 | // pi->data.s.body_start, procbuflen); |
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201 | if (pi->data.s.body==NULL) |
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202 | { |
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203 | Werror( "unable to allocate proc buffer `%s`", pi->procname ); |
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204 | return NULL; |
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205 | } |
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206 | fseek(fp, pi->data.s.body_start, SEEK_SET); |
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207 | strcpy(pi->data.s.body,argstr); |
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208 | myfread( pi->data.s.body+strlen(argstr), procbuflen, 1, fp); |
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209 | procbuflen+=strlen(argstr); |
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210 | FreeL(argstr); |
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211 | fclose( fp ); |
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212 | pi->data.s.body[procbuflen] = '\0'; |
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213 | strcat( pi->data.s.body+procbuflen, "\n;return();\n\n" ); |
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214 | strcat( pi->data.s.body+procbuflen+13,pi->libname); |
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215 | s=strchr(pi->data.s.body,'{'); |
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216 | if (s!=NULL) *s=' '; |
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217 | return NULL; |
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218 | } |
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219 | if(part==2) |
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220 | { // load example |
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221 | fseek(fp, pi->data.s.example_start, SEEK_SET); |
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222 | fgets(buf, sizeof(buf), fp); |
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223 | procbuflen = pi->data.s.proc_end - pi->data.s.example_start - strlen(buf); |
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224 | //Print("Example=%ld-%ld=%d\n", pi->data.s.proc_end, |
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225 | // pi->data.s.example_start, procbuflen); |
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226 | s = (char *)AllocL(procbuflen+14); |
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227 | myfread(s, procbuflen, 1, fp); |
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228 | s[procbuflen] = '\0'; |
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229 | strcat(s+procbuflen-3, "\n;return();\n\n" ); |
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230 | p=strchr(s,'{'); |
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231 | if (p!=NULL) *p=' '; |
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232 | return(s); |
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233 | } |
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234 | return NULL; |
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235 | } |
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236 | |
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237 | /*2 |
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238 | * start a proc |
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239 | * parameters are built as exprlist |
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240 | * TODO:interrupt |
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241 | * return FALSE on success, TRUE if an error occurs |
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242 | */ |
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243 | BOOLEAN iiPStart(idhdl pn, sleftv * v) |
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244 | { |
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245 | char * str; |
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246 | BOOLEAN err=FALSE; |
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247 | int old_echo=si_echo; |
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248 | |
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249 | /* init febase ======================================== */ |
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250 | /* we do not enter this case if filename != NULL !! */ |
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251 | if (pn!=NULL) |
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252 | { |
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253 | procinfov pi; |
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254 | pi = IDPROC(pn); |
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255 | if(pi!=NULL) |
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256 | { |
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257 | if( pi->data.s.body==NULL ) |
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258 | { |
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259 | iiGetLibProcBuffer(IDPROC(pn)); |
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260 | if (IDPROC(pn)->data.s.body==NULL) return TRUE; |
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261 | } |
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262 | newBuffer( mstrdup(IDPROC(pn)->data.s.body), BT_proc, |
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263 | pi, IDPROC(pn)->data.s.body_lineno ); |
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264 | } |
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265 | //else |
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266 | //{ // for security only |
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267 | // newBuffer( mstrdup(IDSTRING(pn)), BT_proc, IDID(pn) ); |
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268 | //} |
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269 | } |
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270 | /* generate argument list ======================================*/ |
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271 | if (v!=NULL) |
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272 | { |
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273 | iiCurrArgs=(leftv)Alloc(sizeof(sleftv)); |
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274 | memcpy(iiCurrArgs,v,sizeof(sleftv)); |
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275 | memset(v,0,sizeof(sleftv)); |
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276 | } |
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277 | else |
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278 | { |
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279 | iiCurrArgs=NULL; |
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280 | } |
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281 | /* start interpreter ======================================*/ |
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282 | myynest++; |
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283 | //Print("%-*.*s PStart <<%s>>, level:%d\n",2*myynest,2*myynest," ",IDID(pn),myynest); |
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284 | err=yyparse(); |
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285 | killlocals(myynest); |
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286 | myynest--; |
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287 | si_echo=old_echo; |
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288 | //Print("%-*.*s PEnd <<%s>>, level:%d\n",2*myynest,2*myynest," ",IDID(pn),myynest); |
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289 | |
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290 | return err; |
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291 | } |
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292 | |
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293 | #ifdef USE_IILOCALRING |
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294 | ring *iiLocalRing |
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295 | #ifdef TEST |
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296 | =NULL |
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297 | #endif |
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298 | ; |
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299 | #endif |
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300 | sleftv *iiRETURNEXPR |
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301 | #ifdef TEST |
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302 | =NULL |
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303 | #endif |
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304 | ; |
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305 | int iiRETURNEXPR_len=0; |
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306 | |
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307 | #ifdef RDEBUG |
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308 | static void iiShowLevRings() |
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309 | { |
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310 | #ifdef USE_IILOCALRING |
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311 | int i; |
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312 | for (i=1;i<=myynest;i++) |
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313 | { |
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314 | Print("lev %d:",i); |
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315 | if (iiLocalRing[i]==NULL) PrintS("NULL"); |
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316 | else Print("%d",iiLocalRing[i]); |
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317 | PrintLn(); |
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318 | } |
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319 | #endif |
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320 | { |
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321 | namehdl nshdl; |
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322 | for(nshdl=namespaceroot; nshdl->isroot != TRUE; nshdl = nshdl->next) { |
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323 | Print("%d lev %d:",nshdl->lev, nshdl->myynest); |
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324 | if (nshdl->currRing==NULL) PrintS("NULL"); |
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325 | else Print("%d",nshdl->currRing); |
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326 | PrintLn(); |
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327 | } |
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328 | Print("%d lev %d:",nshdl->lev, nshdl->myynest); |
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329 | if (nshdl->currRing==NULL) PrintS("NULL"); |
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330 | else Print("%d",nshdl->currRing); |
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331 | PrintLn(); |
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332 | } |
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333 | if (currRing==NULL) PrintS("curr:NULL\n"); |
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334 | else Print ("curr:%d\n",currRing->no); |
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335 | } |
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336 | #endif |
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337 | |
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338 | static void iiCheckNest() |
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339 | { |
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340 | if (myynest >= iiRETURNEXPR_len-1) |
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341 | { |
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342 | iiRETURNEXPR=(sleftv *)ReAlloc(iiRETURNEXPR, |
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343 | iiRETURNEXPR_len*sizeof(sleftv), |
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344 | (iiRETURNEXPR_len+16)*sizeof(sleftv)); |
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345 | #ifdef USE_IILOCALRING |
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346 | iiLocalRing=(ring *)ReAlloc(iiLocalRing, |
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347 | iiRETURNEXPR_len*sizeof(ring), |
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348 | (iiRETURNEXPR_len+16)*sizeof(ring)); |
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349 | #endif |
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350 | iiRETURNEXPR_len+=16; |
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351 | } |
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352 | } |
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353 | #ifdef HAVE_NAMESPACES |
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354 | sleftv * iiMake_proc(idhdl pn, sleftv* slpn, sleftv* sl) |
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355 | #else /* HAVE_NAMESPACES */ |
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356 | sleftv * iiMake_proc(idhdl pn, sleftv* sl) |
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357 | #endif /* HAVE_NAMESPACES */ |
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358 | { |
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359 | int err; |
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360 | procinfov pi = IDPROC(pn); |
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361 | char *plib = iiConvName(pi->libname); |
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362 | #ifdef HAVE_NAMESPACES |
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363 | // printf("iiMake_proc: %s %s cur=%s\n", pi->libname, plib, namespaceroot->name); |
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364 | idhdl ns = namespaceroot->get(plib,0, TRUE); |
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365 | if((ns==NULL) && (slpn!=NULL) && (slpn->packhdl != NULL)) ns=slpn->packhdl; |
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366 | if(pi->is_static) |
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367 | { |
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368 | if(ns==NULL) |
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369 | { |
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370 | Werror("'%s::%s()' 1 is a local procedure and cannot be accessed by an user.", |
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371 | plib, pi->procname); |
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372 | FreeL(plib); |
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373 | return NULL; |
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374 | } |
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375 | if(strcmp(plib, namespaceroot->name)!= 0) |
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376 | { |
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377 | Werror("'%s::%s()' 2 is a local procedure and cannot be accessed by an user.", |
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378 | plib, pi->procname); |
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379 | FreeL(plib); |
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380 | return NULL; |
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381 | } |
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382 | } |
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383 | FreeL((ADDRESS)plib); |
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384 | if(ns != NULL) |
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385 | { |
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386 | namespaceroot->push(IDPACKAGE(ns), IDID(ns), myynest+1); |
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387 | //printf("iiMake_proc: namespace found.\n"); |
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388 | } |
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389 | else |
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390 | { |
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391 | namespaceroot->push(namespaceroot->root->pack, "Top", myynest+1); |
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392 | //printf("iiMake_proc: staying in TOP-LEVEL\n"); |
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393 | } |
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394 | #else /* HAVE_NAMESPACES */ |
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395 | if(pi->is_static && myynest==0) |
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396 | { |
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397 | Werror("'%s::%s()' is a local procedure and cannot be accessed by an user.", |
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398 | pi->libname, pi->procname); |
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399 | FreeL((ADDRESS)plib); |
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400 | return NULL; |
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401 | } |
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402 | namespaceroot->push(NULL, plib, myynest+1); |
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403 | FreeL((ADDRESS)plib); |
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404 | #endif /* HAVE_NAMESPACES */ |
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405 | iiCheckNest(); |
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406 | #ifdef USE_IILOCALRING |
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407 | iiLocalRing[myynest]=currRing; |
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408 | #endif |
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409 | iiRETURNEXPR[myynest+1].Init(); |
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410 | if (traceit&TRACE_SHOW_PROC) |
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411 | { |
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412 | if (traceit&TRACE_SHOW_LINENO) PrintLn(); |
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413 | Print("entering%-*.*s %s (level %d)\n",myynest*2,myynest*2," ",IDID(pn),myynest); |
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414 | } |
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415 | #ifdef RDEBUG |
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416 | if (traceit&TRACE_SHOW_RINGS) iiShowLevRings(); |
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417 | #endif |
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418 | switch (pi->language) |
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419 | { |
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420 | case LANG_NONE: |
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421 | err=TRUE; |
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422 | break; |
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423 | |
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424 | case LANG_SINGULAR: |
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425 | err=iiPStart(pn,sl); |
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426 | break; |
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427 | case LANG_C: |
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428 | leftv res = (leftv)Alloc0(sizeof(sleftv)); |
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429 | err = (pi->data.o.function)(res, sl); |
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430 | iiRETURNEXPR[myynest+1].Copy(res); |
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431 | Free((ADDRESS)res, sizeof(sleftv)); |
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432 | break; |
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433 | } |
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434 | if (traceit&TRACE_SHOW_PROC) |
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435 | { |
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436 | if (traceit&TRACE_SHOW_LINENO) PrintLn(); |
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437 | Print("leaving %-*.*s %s (level %d)\n",myynest*2,myynest*2," ",IDID(pn),myynest); |
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438 | } |
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439 | #ifdef RDEBUG |
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440 | if (traceit&TRACE_SHOW_RINGS) iiShowLevRings(); |
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441 | #endif |
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442 | if (err) |
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443 | { |
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444 | iiRETURNEXPR[myynest+1].CleanUp(); |
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445 | iiRETURNEXPR[myynest+1].Init(); |
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446 | } |
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447 | #ifdef USE_IILOCALRING |
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448 | if(namespaceroot->next->currRing != iiLocalRing[myynest]) printf("iiMake_proc: 1 ring not saved\n"); |
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449 | if (iiLocalRing[myynest] != currRing) |
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450 | { |
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451 | if (((iiRETURNEXPR[myynest+1].Typ()>BEGIN_RING) |
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452 | && (iiRETURNEXPR[myynest+1].Typ()<END_RING)) |
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453 | || ((iiRETURNEXPR[myynest+1].Typ()==LIST_CMD) |
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454 | && (lRingDependend((lists)iiRETURNEXPR[myynest+1].Data())))) |
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455 | { |
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456 | //idhdl hn; |
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457 | char *n; |
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458 | char *o; |
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459 | if (iiLocalRing[myynest]!=NULL) o=rFindHdl(iiLocalRing[myynest],NULL, NULL)->id; |
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460 | else o="none"; |
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461 | if (currRing!=NULL) n=rFindHdl(currRing,NULL, NULL)->id; |
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462 | else n="none"; |
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463 | Werror("ring change during procedure call: %s -> %s",o,n); |
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464 | iiRETURNEXPR[myynest+1].CleanUp(); |
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465 | err=TRUE; |
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466 | } |
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467 | if (iiLocalRing[myynest]!=NULL) |
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468 | { |
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469 | rSetHdl(rFindHdl(iiLocalRing[myynest],NULL, NULL),TRUE); |
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470 | iiLocalRing[myynest]=NULL; |
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471 | namespaceroot->next->currRing = NULL; |
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472 | } |
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473 | else |
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474 | { currRingHdl=NULL; currRing=NULL; } |
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475 | } |
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476 | #else /* USE_IILOCALRING */ |
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477 | if (NS_LRING != currRing) |
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478 | { |
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479 | if (((iiRETURNEXPR[myynest+1].Typ()>BEGIN_RING) |
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480 | && (iiRETURNEXPR[myynest+1].Typ()<END_RING)) |
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481 | || ((iiRETURNEXPR[myynest+1].Typ()==LIST_CMD) |
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482 | && (lRingDependend((lists)iiRETURNEXPR[myynest+1].Data())))) |
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483 | { |
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484 | char *n; |
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485 | char *o; |
---|
486 | if (NS_LRING!=NULL) o=rFindHdl(NS_LRING,NULL, NULL)->id; |
---|
487 | else o="none"; |
---|
488 | if (currRing!=NULL) n=rFindHdl(currRing,NULL, NULL)->id; |
---|
489 | else n="none"; |
---|
490 | Werror("ring change during procedure call: %s -> %s",o,n); |
---|
491 | iiRETURNEXPR[myynest+1].CleanUp(); |
---|
492 | err=TRUE; |
---|
493 | } |
---|
494 | if (NS_LRING!=NULL) |
---|
495 | { |
---|
496 | rSetHdl(rFindHdl(NS_LRING,NULL, NULL),TRUE); |
---|
497 | NS_LRING=NULL; |
---|
498 | } |
---|
499 | else |
---|
500 | { currRingHdl=NULL; currRing=NULL; } |
---|
501 | } |
---|
502 | #endif /* USE_IILOCALRING */ |
---|
503 | if (iiCurrArgs!=NULL) |
---|
504 | { |
---|
505 | if (!err) Warn("too many arguments for %s",IDID(pn)); |
---|
506 | iiCurrArgs->CleanUp(); |
---|
507 | Free((ADDRESS)iiCurrArgs,sizeof(sleftv)); |
---|
508 | iiCurrArgs=NULL; |
---|
509 | } |
---|
510 | namespaceroot->pop(TRUE); |
---|
511 | if (err) |
---|
512 | return NULL; |
---|
513 | return &iiRETURNEXPR[myynest+1]; |
---|
514 | } |
---|
515 | |
---|
516 | /*2 |
---|
517 | * start an example (as a proc), |
---|
518 | * destroys the string 'example' |
---|
519 | */ |
---|
520 | BOOLEAN iiEStart(char* example, procinfo *pi) |
---|
521 | { |
---|
522 | BOOLEAN err; |
---|
523 | int old_echo=si_echo; |
---|
524 | #ifdef HAVE_NAMESPACES |
---|
525 | char *plib = iiConvName(pi->libname); |
---|
526 | idhdl ns = namespaceroot->get(plib,0, TRUE); |
---|
527 | FreeL((ADDRESS)plib); |
---|
528 | #endif /* HAVE_NAMESPACES */ |
---|
529 | |
---|
530 | newBuffer( example, BT_example, pi, pi->data.s.example_lineno ); |
---|
531 | iiCheckNest(); |
---|
532 | #ifdef HAVE_NAMESPACES |
---|
533 | if(ns != NULL) namespaceroot->push(IDPACKAGE(ns), IDID(ns), myynest+1); |
---|
534 | else namespaceroot->push(namespaceroot->root->pack, "Top", myynest+1); |
---|
535 | #else /* HAVE_NAMESPACES */ |
---|
536 | namespaceroot->push(NULL, "", myynest+1); |
---|
537 | #endif /* HAVE_NAMESPACES */ |
---|
538 | #ifdef USE_IILOCALRING |
---|
539 | iiLocalRing[myynest]=currRing; |
---|
540 | #endif |
---|
541 | if (traceit&TRACE_SHOW_PROC) |
---|
542 | { |
---|
543 | if (traceit&TRACE_SHOW_LINENO) printf("\n"); |
---|
544 | printf("entering example (level %d)\n",myynest); |
---|
545 | } |
---|
546 | myynest++; |
---|
547 | err=yyparse(); |
---|
548 | killlocals(myynest); |
---|
549 | myynest--; |
---|
550 | si_echo=old_echo; |
---|
551 | if (traceit&TRACE_SHOW_PROC) |
---|
552 | { |
---|
553 | if (traceit&TRACE_SHOW_LINENO) printf("\n"); |
---|
554 | printf("leaving -example- (level %d)\n",myynest); |
---|
555 | } |
---|
556 | #ifdef USE_IILOCALRING |
---|
557 | if (iiLocalRing[myynest] != currRing) |
---|
558 | { |
---|
559 | if (iiLocalRing[myynest]!=NULL) |
---|
560 | { |
---|
561 | rSetHdl(rFindHdl(iiLocalRing[myynest],NULL, NULL),TRUE); |
---|
562 | iiLocalRing[myynest]=NULL; |
---|
563 | } |
---|
564 | else |
---|
565 | { |
---|
566 | currRingHdl=NULL; |
---|
567 | currRing=NULL; |
---|
568 | } |
---|
569 | } |
---|
570 | #else /* USE_IILOCALRING */ |
---|
571 | if (NS_LRING != currRing) |
---|
572 | { |
---|
573 | if (NS_LRING!=NULL) |
---|
574 | { |
---|
575 | rSetHdl(rFindHdl(NS_LRING,NULL, NULL),TRUE); |
---|
576 | NS_LRING=NULL; |
---|
577 | } |
---|
578 | else |
---|
579 | { |
---|
580 | currRingHdl=NULL; |
---|
581 | currRing=NULL; |
---|
582 | } |
---|
583 | } |
---|
584 | #endif /* USE_IILOCALRING */ |
---|
585 | namespaceroot->pop(TRUE); |
---|
586 | return err; |
---|
587 | } |
---|
588 | |
---|
589 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
590 | #ifdef HAVE_NAMESPACES |
---|
591 | BOOLEAN iiLibCmd( char *newlib, BOOLEAN autoexport, BOOLEAN tellerror ) |
---|
592 | #else /* HAVE_NAMESPACES */ |
---|
593 | BOOLEAN iiLibCmd( char *newlib, BOOLEAN tellerror ) |
---|
594 | #endif /* HAVE_NAMESPACES */ |
---|
595 | { |
---|
596 | char buf[256]; |
---|
597 | char libnamebuf[128]; |
---|
598 | idhdl h,hl; |
---|
599 | #ifdef HAVE_NAMESPACES |
---|
600 | idhdl pl; |
---|
601 | #endif /* HAVE_NAMESPACES */ |
---|
602 | int lines = 1; |
---|
603 | long pos = 0L; |
---|
604 | procinfov pi; |
---|
605 | #ifdef HAVE_NAMESPACES |
---|
606 | char *plib = iiConvName(newlib); |
---|
607 | #endif /* HAVE_NAMESPACES */ |
---|
608 | FILE * fp = feFopen( newlib, "r", libnamebuf, tellerror ); |
---|
609 | if (fp==NULL) |
---|
610 | { |
---|
611 | return TRUE; |
---|
612 | } |
---|
613 | #ifdef HAVE_NAMESPACES |
---|
614 | int token; |
---|
615 | |
---|
616 | if(IsCmd(plib, &token)) |
---|
617 | { |
---|
618 | Werror("'%s' is resered identifier\n", plib); |
---|
619 | return TRUE; |
---|
620 | } |
---|
621 | hl = namespaceroot->get("LIB",0, TRUE); |
---|
622 | #else /* HAVE_NAMESPACES */ |
---|
623 | hl = idroot->get("LIB",0); |
---|
624 | #endif /* HAVE_NAMESPACES */ |
---|
625 | if (hl==NULL) |
---|
626 | { |
---|
627 | #ifdef HAVE_NAMESPACES |
---|
628 | hl = enterid( mstrdup("LIB"),0, STRING_CMD, |
---|
629 | &NSROOT(namespaceroot->root), FALSE ); |
---|
630 | #else /* HAVE_NAMESPACES */ |
---|
631 | hl = enterid( mstrdup("LIB"),0, STRING_CMD, &idroot, FALSE ); |
---|
632 | #endif /* HAVE_NAMESPACES */ |
---|
633 | IDSTRING(hl) = mstrdup(newlib); |
---|
634 | } |
---|
635 | else |
---|
636 | { |
---|
637 | #ifdef TEST |
---|
638 | if (IDSTRING(hl) != NULL) |
---|
639 | #endif |
---|
640 | { |
---|
641 | char *s = (char *)AllocL( strlen(newlib) + strlen(IDSTRING(hl)) + 2 ); |
---|
642 | strcpy(s,IDSTRING(hl)); |
---|
643 | BOOLEAN f=FALSE; |
---|
644 | if(strchr(s,',')==NULL) |
---|
645 | { |
---|
646 | if (strcmp(s,newlib)==0) |
---|
647 | f=TRUE; |
---|
648 | } |
---|
649 | else |
---|
650 | { |
---|
651 | char *p=strtok(s,","); |
---|
652 | do |
---|
653 | { |
---|
654 | if(strcmp(p,newlib)==0) |
---|
655 | { |
---|
656 | f=TRUE; |
---|
657 | break; |
---|
658 | } |
---|
659 | p=strtok(NULL,","); |
---|
660 | } while (p!=NULL); |
---|
661 | } |
---|
662 | if (f) |
---|
663 | FreeL((ADDRESS)s); |
---|
664 | else |
---|
665 | { |
---|
666 | sprintf( s, "%s,%s", IDSTRING(hl), newlib); |
---|
667 | FreeL((ADDRESS)IDSTRING(hl)); |
---|
668 | IDSTRING(hl) = s; |
---|
669 | } |
---|
670 | } |
---|
671 | #ifdef TEST |
---|
672 | else |
---|
673 | { |
---|
674 | PrintS("## empty LIB string\n"); |
---|
675 | IDSTRING(hl) = mstrdup(newlib); |
---|
676 | } |
---|
677 | #endif |
---|
678 | } |
---|
679 | #ifdef HAVE_TCL |
---|
680 | if (tclmode) |
---|
681 | { |
---|
682 | PrintTCLS('L',newlib); |
---|
683 | } |
---|
684 | #endif |
---|
685 | #ifdef HAVE_NAMESPACES |
---|
686 | pl = namespaceroot->get(plib,0, TRUE); |
---|
687 | if (pl==NULL) |
---|
688 | { |
---|
689 | pl = enterid( mstrdup(plib),0, PACKAGE_CMD, |
---|
690 | &NSROOT(namespaceroot->root), TRUE ); |
---|
691 | IDPACKAGE(pl)->language = LANG_SINGULAR; |
---|
692 | IDPACKAGE(pl)->libname=mstrdup(newlib); |
---|
693 | } |
---|
694 | else |
---|
695 | { |
---|
696 | if(IDTYP(pl)!=PACKAGE_CMD) |
---|
697 | { |
---|
698 | Warn("not of typ package."); |
---|
699 | return TRUE; |
---|
700 | } |
---|
701 | } |
---|
702 | namespaceroot->push(IDPACKAGE(pl), IDID(pl)); |
---|
703 | #endif /* HAVE_NAMESPACES */ |
---|
704 | |
---|
705 | #ifdef HAVE_LIBPARSER |
---|
706 | extern FILE *yylpin; |
---|
707 | libstackv ls_start = library_stack; |
---|
708 | lib_style_types lib_style; |
---|
709 | |
---|
710 | yylpin = fp; |
---|
711 | # if YYLPDEBUG > 1 |
---|
712 | print_init(); |
---|
713 | # endif |
---|
714 | extern int lpverbose; |
---|
715 | if (BVERBOSE(V_DEBUG_LIB)) lpverbose=1; else lpverbose=0; |
---|
716 | # ifdef HAVE_NAMESPACES |
---|
717 | yylplex(newlib, libnamebuf, &lib_style, pl, autoexport); |
---|
718 | # else /* HAVE_NAMESPACES */ |
---|
719 | yylplex(newlib, libnamebuf, &lib_style); |
---|
720 | # endif /* HAVE_NAMESPACES */ |
---|
721 | if(yylp_errno) |
---|
722 | { |
---|
723 | Werror("Library %s: ERROR occured: in line %d, %d.", newlib, yylplineno, |
---|
724 | current_pos(0)); |
---|
725 | if(yylp_errno==YYLP_BAD_CHAR) |
---|
726 | { |
---|
727 | Werror(yylp_errlist[yylp_errno], *text_buffer, yylplineno); |
---|
728 | FreeL((ADDRESS)text_buffer); |
---|
729 | } |
---|
730 | else |
---|
731 | Werror(yylp_errlist[yylp_errno], yylplineno); |
---|
732 | Werror("Cannot load library,... aborting."); |
---|
733 | reinit_yylp(); |
---|
734 | fclose( yylpin ); |
---|
735 | FreeL((ADDRESS)newlib); |
---|
736 | # ifdef HAVE_NAMESPACES |
---|
737 | FreeL((ADDRESS)plib); |
---|
738 | # endif /* HAVE_NAMESPACES */ |
---|
739 | return TRUE; |
---|
740 | } |
---|
741 | if (BVERBOSE(V_LOAD_LIB)) Print( "// ** loaded %s %s\n", libnamebuf, |
---|
742 | text_buffer); |
---|
743 | if( (lib_style == OLD_LIBSTYLE) && (BVERBOSE(V_LOAD_LIB))) |
---|
744 | { |
---|
745 | Warn( "library %s has old format. This format is still accepted,", newlib); |
---|
746 | Warn( "but for functionality you may wish to change to the new"); |
---|
747 | Warn( "format. Please refer to the manual for further information."); |
---|
748 | } |
---|
749 | reinit_yylp(); |
---|
750 | fclose( yylpin ); |
---|
751 | #ifdef HAVE_NAMESPACES |
---|
752 | namespaceroot->pop(); |
---|
753 | #endif /* HAVE_NAMESPACES */ |
---|
754 | { |
---|
755 | libstackv ls; |
---|
756 | for(ls = library_stack; (ls != NULL) && (ls != ls_start); ) |
---|
757 | { |
---|
758 | if(ls->to_be_done) |
---|
759 | { |
---|
760 | //Print("// Processing id %d LIB:%s\n", ls->cnt, ls->get()); |
---|
761 | ls->to_be_done=FALSE; |
---|
762 | #ifdef HAVE_NAMESPACES |
---|
763 | iiLibCmd(ls->get(), autoexport); |
---|
764 | #else /* HAVE_NAMESPACES */ |
---|
765 | iiLibCmd(ls->get()); |
---|
766 | #endif /* HAVE_NAMESPACES */ |
---|
767 | ls = ls->pop(newlib); |
---|
768 | //Print("Done\n"); |
---|
769 | } |
---|
770 | } |
---|
771 | #if 0 |
---|
772 | PrintS("--------------------\n"); |
---|
773 | for(ls = library_stack; ls != NULL; ls = ls->next) |
---|
774 | { |
---|
775 | Print("%s: LIB-stack:(%d), %s %s\n", newlib, ls->cnt, ls->get(), |
---|
776 | ls->to_be_done ? "not loaded" : "loaded"); |
---|
777 | } |
---|
778 | PrintS("--------------------\n"); |
---|
779 | #endif |
---|
780 | } |
---|
781 | #else /* HAVE_LIBPARSER */ |
---|
782 | // processing head section |
---|
783 | if (fgets( buf, sizeof(buf), fp)) |
---|
784 | { |
---|
785 | if (BVERBOSE(V_LOAD_LIB)) |
---|
786 | { |
---|
787 | if (strncmp( buf, "// $Id", 5) == 0) |
---|
788 | { |
---|
789 | char ver[10]; |
---|
790 | char date[16]; |
---|
791 | ver[0]='?'; ver[1]='.'; ver[2]='?'; ver[3]='\0'; |
---|
792 | date[0]='?'; date[1]='\0'; |
---|
793 | sscanf(buf,"// %*s %*s %10s %16s",ver,date); |
---|
794 | strcat(libnamebuf,"("); |
---|
795 | strcat(libnamebuf,ver); |
---|
796 | strcat(libnamebuf,","); |
---|
797 | strcat(libnamebuf,date); |
---|
798 | strcat(libnamebuf,")"); |
---|
799 | } |
---|
800 | else |
---|
801 | { |
---|
802 | strcat(libnamebuf,"(**unknown version**)"); |
---|
803 | } |
---|
804 | Warn( "loading %s", libnamebuf ); |
---|
805 | } |
---|
806 | } |
---|
807 | |
---|
808 | #define IN_HEADER 1 |
---|
809 | #define IN_BODY 2 |
---|
810 | #define IN_EXAMPLE 3 |
---|
811 | #define IN_EXAMPLE_BODY 4 |
---|
812 | #define IN_LIB_HEADER 5 |
---|
813 | int v=-1,otherLines=0,inBlock=IN_LIB_HEADER; |
---|
814 | do /*while (fgets( buf, sizeof(buf), fp))*/ |
---|
815 | { |
---|
816 | int offset; |
---|
817 | if (buf[0]!='\n') |
---|
818 | { |
---|
819 | if ((inBlock==0)||(inBlock==IN_LIB_HEADER)) |
---|
820 | { |
---|
821 | if (strncmp( buf, "LIB ", 4) == 0) |
---|
822 | { |
---|
823 | char *s=buf+5; |
---|
824 | char *f=strchr(s,'"'); |
---|
825 | if (f!=NULL) |
---|
826 | *f='\0'; |
---|
827 | else |
---|
828 | return TRUE; |
---|
829 | // if (BVERBOSE(V_LOAD_LIB)) Print("// requires %s",s); |
---|
830 | f=strstr(IDSTRING(hl),s); |
---|
831 | if (f == NULL) |
---|
832 | { |
---|
833 | // if (BVERBOSE(V_LOAD_LIB)) PrintLn(); |
---|
834 | iiLibCmd(mstrdup(s)); |
---|
835 | // if (BVERBOSE(V_LOAD_LIB)) Print( "// loading %s\n", newlib); |
---|
836 | } |
---|
837 | //else if (BVERBOSE(V_LOAD_LIB)) PrintS(" -> already loaded\n"); |
---|
838 | } |
---|
839 | else if (strncmp( buf, "proc ", 5) == 0) |
---|
840 | { |
---|
841 | char proc[256]; |
---|
842 | char ct1, *e; |
---|
843 | sscanf( buf, "proc %s", proc); |
---|
844 | offset = 2; |
---|
845 | char *ct=strchr(proc,'('); |
---|
846 | if (ct!=NULL) { *ct='\0'; offset=3; } |
---|
847 | sprintf( buf, "LIB:%s", newlib); |
---|
848 | #if 0 |
---|
849 | if(strcmp(proc, "_init")==0) |
---|
850 | { |
---|
851 | char *p = iiConvName(newlib); |
---|
852 | Print("Init found:%s;\n", p); |
---|
853 | #ifdef HAVE_NAMESPACES |
---|
854 | h = enterid( mstrdup(p), myynest, PROC_CMD, IDPACKAGE(pl), FALSE ); |
---|
855 | #else /* HAVE_NAMESPACES */ |
---|
856 | h = enterid( mstrdup(p), myynest, PROC_CMD, &idroot, FALSE ); |
---|
857 | #endif /* HAVE_NAMESPACES */ |
---|
858 | FreeL((ADDRESS)p); |
---|
859 | } |
---|
860 | else |
---|
861 | #endif |
---|
862 | #ifdef HAVE_NAMESPACES |
---|
863 | h = enterid(mstrdup(proc), myynest, PROC_CMD, |
---|
864 | &IDPACKAGE(pl)->idroot, FALSE); |
---|
865 | #else /* HAVE_NAMESPACES */ |
---|
866 | h = enterid( mstrdup(proc), myynest, PROC_CMD, &idroot, FALSE); |
---|
867 | #endif /* HAVE_NAMESPACES */ |
---|
868 | if (h!=NULL) |
---|
869 | { |
---|
870 | iiInitSingularProcinfo(IDPROC(h),newlib,proc,lines,pos); |
---|
871 | if (BVERBOSE(V_LOAD_PROC)) Warn( " proc %s loaded", proc ); |
---|
872 | } |
---|
873 | inBlock=IN_HEADER; |
---|
874 | } |
---|
875 | else if (strncmp( buf, "// ver:", 7) == 0) |
---|
876 | { |
---|
877 | v=0; |
---|
878 | sscanf( buf+7, "%d", &v); |
---|
879 | if(v!=(SINGULAR_VERSION/100)) |
---|
880 | Warn("version mismatch - library `%s` requires:%d.%d", |
---|
881 | newlib,v/1000,(v%1000)/100); |
---|
882 | } |
---|
883 | else if (strncmp( buf, "example", 7) == 0) |
---|
884 | { |
---|
885 | IDPROC(h)->data.s.example_start = pos; |
---|
886 | IDPROC(h)->data.s.example_lineno = lines; |
---|
887 | inBlock=IN_EXAMPLE; |
---|
888 | } |
---|
889 | else if (strncmp( buf, "//", 2) != 0) |
---|
890 | { |
---|
891 | if (inBlock==0) |
---|
892 | { |
---|
893 | otherLines++; |
---|
894 | } |
---|
895 | } |
---|
896 | } |
---|
897 | else if ((inBlock==IN_HEADER) || (inBlock==IN_EXAMPLE)) |
---|
898 | { |
---|
899 | if (buf[0]=='{') |
---|
900 | { |
---|
901 | if(inBlock==IN_HEADER) |
---|
902 | { |
---|
903 | IDPROC(h)->data.s.body_start = pos; |
---|
904 | IDPROC(h)->data.s.body_lineno = lines-offset; |
---|
905 | // Print("%s: %d-%d\n", pi->procname, lines, offset); |
---|
906 | } |
---|
907 | inBlock=IN_BODY; |
---|
908 | } |
---|
909 | } |
---|
910 | else if ((inBlock==IN_BODY) || (inBlock==IN_EXAMPLE_BODY)) |
---|
911 | { |
---|
912 | if (buf[0]=='}') |
---|
913 | { |
---|
914 | if(IDPROC(h)->data.s.example_start==0) |
---|
915 | IDPROC(h)->data.s.example_start=pos; |
---|
916 | if(IDPROC(h)->data.s.body_end==0) IDPROC(h)->data.s.body_end=pos; |
---|
917 | IDPROC(h)->data.s.proc_end = pos; |
---|
918 | inBlock=0; |
---|
919 | } |
---|
920 | } |
---|
921 | } |
---|
922 | lines++; |
---|
923 | pos = ftell(fp); |
---|
924 | } while (fgets( buf, sizeof(buf), fp)); |
---|
925 | fclose( fp ); |
---|
926 | #ifdef HAVE_NAMESPACES |
---|
927 | namespaceroot->pop(); |
---|
928 | #endif /* HAVE_NAMESPACES */ |
---|
929 | |
---|
930 | //if (h!=NULL) IDPROC(h) = pi; |
---|
931 | if (BVERBOSE(V_DEBUG_LIB)) |
---|
932 | { |
---|
933 | if (inBlock!=0) |
---|
934 | Warn("LIB `%s` ends within block",newlib); |
---|
935 | if (otherLines!=0) |
---|
936 | Warn("%d lines not recognised in LIB `%s`",otherLines,newlib); |
---|
937 | if(v==-1) |
---|
938 | Warn("LIB `%s` has no version flag",newlib); |
---|
939 | } |
---|
940 | #endif /* HAVE_LIBPARSER */ |
---|
941 | FreeL((ADDRESS)newlib); |
---|
942 | #ifdef HAVE_NAMESPACES |
---|
943 | FreeL((ADDRESS)plib); |
---|
944 | #endif /* HAVE_LIBPARSER */ |
---|
945 | return FALSE; |
---|
946 | } |
---|
947 | |
---|
948 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
949 | procinfo *iiInitSingularProcinfo(procinfov pi, char *libname, char *procname, |
---|
950 | int line, long pos, BOOLEAN pstatic) |
---|
951 | { |
---|
952 | pi->libname = mstrdup(libname); |
---|
953 | |
---|
954 | if( strcmp(procname,"_init")==0) |
---|
955 | { |
---|
956 | pi->procname = iiConvName(libname); |
---|
957 | } |
---|
958 | else |
---|
959 | pi->procname = mstrdup(procname); |
---|
960 | pi->language = LANG_SINGULAR; |
---|
961 | pi->ref = 1; |
---|
962 | pi->is_static = pstatic; |
---|
963 | pi->data.s.proc_start = pos; |
---|
964 | pi->data.s.def_end = 0L; |
---|
965 | pi->data.s.help_start = 0L; |
---|
966 | pi->data.s.help_end = 0L; |
---|
967 | pi->data.s.body_start = 0L; |
---|
968 | pi->data.s.body_end = 0L; |
---|
969 | pi->data.s.example_start = 0L; |
---|
970 | pi->data.s.proc_lineno = line; |
---|
971 | pi->data.s.body_lineno = 0; |
---|
972 | pi->data.s.example_lineno = 0; |
---|
973 | pi->data.s.body = NULL; |
---|
974 | return(pi); |
---|
975 | } |
---|
976 | |
---|
977 | #ifdef HAVE_DYNAMIC_LOADING |
---|
978 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
979 | int iiAddCproc(char *libname, char *procname, BOOLEAN pstatic, |
---|
980 | BOOLEAN(*func)(leftv res, leftv v)) |
---|
981 | { |
---|
982 | procinfov pi; |
---|
983 | idhdl h; |
---|
984 | |
---|
985 | h = enterid(mstrdup(procname),0, PROC_CMD, &IDROOT, TRUE); |
---|
986 | if ( h!= NULL ) |
---|
987 | { |
---|
988 | pi = IDPROC(h); |
---|
989 | pi->libname = mstrdup(libname); |
---|
990 | pi->procname = mstrdup(procname); |
---|
991 | pi->language = LANG_C; |
---|
992 | pi->ref = 1; |
---|
993 | pi->is_static = pstatic; |
---|
994 | pi->data.o.function = func; |
---|
995 | return(1); |
---|
996 | } |
---|
997 | else |
---|
998 | { |
---|
999 | PrintS("iiAddCproc: failed.\n"); |
---|
1000 | } |
---|
1001 | return(0); |
---|
1002 | } |
---|
1003 | |
---|
1004 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1005 | BOOLEAN load_modules(char *newlib, char *fullname, BOOLEAN tellerror) |
---|
1006 | { |
---|
1007 | int iiAddCproc(char *libname, char *procname, BOOLEAN pstatic, |
---|
1008 | BOOLEAN(*func)(leftv res, leftv v)); |
---|
1009 | int (*fktn)(int(*iiAddCproc)(char *libname, char *procname, |
---|
1010 | BOOLEAN pstatic, |
---|
1011 | BOOLEAN(*func)(leftv res, leftv v))); |
---|
1012 | idhdl pl; |
---|
1013 | char *plib = iiConvName(newlib); |
---|
1014 | BOOLEAN RET=TRUE; |
---|
1015 | int token; |
---|
1016 | char FullName[256]; |
---|
1017 | |
---|
1018 | if( *fullname != '/' && *fullname != '.' ) |
---|
1019 | sprintf(FullName, "./%s", newlib); |
---|
1020 | else strcpy(FullName, fullname); |
---|
1021 | |
---|
1022 | |
---|
1023 | if(IsCmd(plib, &token)) |
---|
1024 | { |
---|
1025 | Werror("'%s' is resered identifier\n", plib); |
---|
1026 | goto load_modules_end; |
---|
1027 | } |
---|
1028 | |
---|
1029 | pl = namespaceroot->get(plib,0, TRUE); |
---|
1030 | if (pl==NULL) |
---|
1031 | { |
---|
1032 | pl = enterid( mstrdup(plib),0, PACKAGE_CMD, |
---|
1033 | &NSROOT(namespaceroot->root), TRUE ); |
---|
1034 | IDPACKAGE(pl)->language = LANG_C; |
---|
1035 | IDPACKAGE(pl)->libname=mstrdup(newlib); |
---|
1036 | } |
---|
1037 | else |
---|
1038 | { |
---|
1039 | if(IDTYP(pl)!=PACKAGE_CMD) |
---|
1040 | { |
---|
1041 | Warn("not of typ package."); |
---|
1042 | goto load_modules_end; |
---|
1043 | } |
---|
1044 | } |
---|
1045 | namespaceroot->push(IDPACKAGE(pl), IDID(pl)); |
---|
1046 | |
---|
1047 | if((IDPACKAGE(pl)->handle=dynl_open(FullName))==(void *)NULL) |
---|
1048 | { |
---|
1049 | WerrorS("dynl_open failed"); |
---|
1050 | Werror("%s not found", newlib); |
---|
1051 | goto load_modules_end; |
---|
1052 | } |
---|
1053 | else |
---|
1054 | { |
---|
1055 | fktn = dynl_sym(IDPACKAGE(pl)->handle, "mod_init"); |
---|
1056 | if( fktn!= NULL) (*fktn)(iiAddCproc); |
---|
1057 | else Werror("mod_init: %s\n", dlerror()); |
---|
1058 | if (BVERBOSE(V_LOAD_LIB)) Print( "// ** loaded %s \n", fullname); |
---|
1059 | } |
---|
1060 | RET=FALSE; |
---|
1061 | |
---|
1062 | load_modules_end: |
---|
1063 | namespaceroot->pop(); |
---|
1064 | return RET; |
---|
1065 | |
---|
1066 | } |
---|
1067 | #endif /* HAVE_DYNAMIC_LOADING */ |
---|
1068 | |
---|
1069 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1070 | char mytoupper(char c) |
---|
1071 | { |
---|
1072 | if(c>=97 && c<=(97+26)) c-=32; |
---|
1073 | return(c); |
---|
1074 | } |
---|
1075 | |
---|
1076 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1077 | #if defined(WINNT) |
---|
1078 | # define FS_SEP '\\' |
---|
1079 | #elif defined(macintosh) |
---|
1080 | # define FS_SEP ',' |
---|
1081 | #else |
---|
1082 | # define FS_SEP '/' |
---|
1083 | #endif |
---|
1084 | |
---|
1085 | char *iiConvName(char *libname) |
---|
1086 | { |
---|
1087 | char *tmpname = mstrdup(libname); |
---|
1088 | char *p = strrchr(tmpname, FS_SEP); |
---|
1089 | char *r; |
---|
1090 | if(p==NULL) p = tmpname; |
---|
1091 | else p++; |
---|
1092 | r = strchr(p, '.'); |
---|
1093 | if( r!= NULL) *r = '\0'; |
---|
1094 | r = mstrdup(p); |
---|
1095 | *r = mytoupper(*r); |
---|
1096 | // printf("iiConvName: '%s' '%s' => '%s'\n", libname, tmpname, r); |
---|
1097 | FreeL((ADDRESS)tmpname); |
---|
1098 | |
---|
1099 | return(r); |
---|
1100 | } |
---|
1101 | |
---|
1102 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1103 | void piShowProcList() |
---|
1104 | { |
---|
1105 | idhdl h; |
---|
1106 | #ifdef HAVE_NAMESPACES |
---|
1107 | idhdl pl; |
---|
1108 | #endif /* HAVE_NAMESPACES */ |
---|
1109 | procinfo *proc; |
---|
1110 | char *name; |
---|
1111 | |
---|
1112 | Print( "%-15s %20s %s,%s %s,%s %s,%s\n", "Library", "function", |
---|
1113 | "line", "start", "line", "body", "line", "example"); |
---|
1114 | #ifdef HAVE_NAMESPACES |
---|
1115 | // for(pl = IDROOT; pl != NULL; pl = IDNEXT(pl)) { |
---|
1116 | for(pl = NSROOT(namespaceroot->root); pl != NULL; pl = IDNEXT(pl)) { |
---|
1117 | if(IDTYP(pl) == PACKAGE_CMD) { |
---|
1118 | for(h = IDPACKAGE(pl)->idroot; h != NULL; h = IDNEXT(h)) |
---|
1119 | #else /* HAVE_NAMESPACES */ |
---|
1120 | for(h = IDROOT; h != NULL; h = IDNEXT(h)) |
---|
1121 | #endif /* HAVE_NAMESPACES */ |
---|
1122 | { |
---|
1123 | if(IDTYP(h) == PROC_CMD) |
---|
1124 | { |
---|
1125 | proc = IDPROC(h); |
---|
1126 | if(strcmp(proc->procname, IDID(h))!=0) |
---|
1127 | { |
---|
1128 | name = (char *)AllocL(strlen(IDID(h))+strlen(proc->procname)+4); |
---|
1129 | sprintf(name, "%s -> %s", IDID(h), proc->procname); |
---|
1130 | Print( "%d %-15s %20s ", proc->is_static ? 1 : 0, proc->libname, name); |
---|
1131 | FreeL((ADDRESS)name); |
---|
1132 | } |
---|
1133 | else |
---|
1134 | Print( "%d %-15s %20s ", proc->is_static ? 1 : 0, proc->libname, |
---|
1135 | proc->procname); |
---|
1136 | if(proc->language==LANG_SINGULAR) |
---|
1137 | Print("line %4d,%-5ld %4d,%-5ld %4d,%-5ld\n", |
---|
1138 | proc->data.s.proc_lineno, proc->data.s.proc_start, |
---|
1139 | proc->data.s.body_lineno, proc->data.s.body_start, |
---|
1140 | proc->data.s.example_lineno, proc->data.s.example_start); |
---|
1141 | else if(proc->language==LANG_C) |
---|
1142 | Print("type: object\n"); |
---|
1143 | #ifdef HAVE_NAMESPACES |
---|
1144 | } |
---|
1145 | } |
---|
1146 | #endif /* HAVE_NAMESPACES */ |
---|
1147 | } |
---|
1148 | } |
---|
1149 | } |
---|
1150 | |
---|
1151 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1152 | //char *iiLineNo(char *procname, int lineno) |
---|
1153 | //{ |
---|
1154 | // char buf[256]; |
---|
1155 | // idhdl pn = ggetid(procname); |
---|
1156 | // procinfo *pi = IDPROC(pn); |
---|
1157 | // |
---|
1158 | // sprintf(buf, "%s %3d\0", procname, lineno); |
---|
1159 | // //sprintf(buf, "%s::%s %3d\0", pi->libname, pi->procname, |
---|
1160 | // // lineno + pi->data.s.body_lineno); |
---|
1161 | // return(buf); |
---|
1162 | //} |
---|
1163 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1164 | #ifdef HAVE_LIBPARSER |
---|
1165 | void libstack::push(char *p, char *libname) |
---|
1166 | { |
---|
1167 | # ifdef HAVE_NAMESPACES |
---|
1168 | idhdl hl = namespaceroot->get("LIB",0, TRUE); |
---|
1169 | # else /* HAVE_NAMESPACES */ |
---|
1170 | idhdl hl = idroot->get("LIB",0); |
---|
1171 | # endif /* HAVE_NAMESPACES */ |
---|
1172 | libstackv lp; |
---|
1173 | char *f = NULL; |
---|
1174 | if(hl!=NULL) f = strstr(IDSTRING(hl),libname); |
---|
1175 | if( (hl==NULL) || (f == NULL)) { |
---|
1176 | for(lp = this;lp!=NULL;lp=lp->next) { |
---|
1177 | if(strcmp(lp->get(), libname)==0) break; |
---|
1178 | } |
---|
1179 | if(lp==NULL) { |
---|
1180 | libstackv ls = (libstack *)Alloc0(sizeof(libstack)); |
---|
1181 | ls->next = this; |
---|
1182 | ls->libname = mstrdup(libname); |
---|
1183 | ls->to_be_done = TRUE; |
---|
1184 | if(this != NULL) ls->cnt = this->cnt+1; else ls->cnt = 0; |
---|
1185 | library_stack = ls; |
---|
1186 | } |
---|
1187 | } |
---|
1188 | } |
---|
1189 | |
---|
1190 | libstackv libstack::pop(char *p) |
---|
1191 | { |
---|
1192 | libstackv ls = this; |
---|
1193 | //FreeL((ADDRESS)ls->libname); |
---|
1194 | library_stack = ls->next; |
---|
1195 | Free((ADDRESS)ls, sizeof(libstack)); |
---|
1196 | return(library_stack); |
---|
1197 | } |
---|
1198 | |
---|
1199 | #endif /* HAVE_LIBPARSER */ |
---|
1200 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|
1201 | #ifndef HOWMANY |
---|
1202 | # define HOWMANY 8192 /* how much of the file to look at */ |
---|
1203 | #endif |
---|
1204 | |
---|
1205 | lib_types type_of_LIB(char *newlib, char *libnamebuf) |
---|
1206 | { |
---|
1207 | unsigned char buf[HOWMANY+1]; /* one extra for terminating '\0' */ |
---|
1208 | struct stat sb; |
---|
1209 | int nbytes = 0; |
---|
1210 | int ret; |
---|
1211 | lib_types LT=LT_NONE; |
---|
1212 | |
---|
1213 | FILE * fp = feFopen( newlib, "r", libnamebuf, FALSE ); |
---|
1214 | ret = stat(libnamebuf, &sb); |
---|
1215 | |
---|
1216 | if (fp==NULL) |
---|
1217 | { |
---|
1218 | return LT; |
---|
1219 | } |
---|
1220 | if((sb.st_mode & S_IFMT) != S_IFREG) { |
---|
1221 | goto lib_type_end; |
---|
1222 | } |
---|
1223 | if ((nbytes = fread((char *)buf, sizeof(char), HOWMANY, fp)) == -1) { |
---|
1224 | goto lib_type_end; |
---|
1225 | /*NOTREACHED*/ |
---|
1226 | } |
---|
1227 | if (nbytes == 0) |
---|
1228 | goto lib_type_end; |
---|
1229 | else { |
---|
1230 | buf[nbytes++] = '\0'; /* null-terminate it */ |
---|
1231 | } |
---|
1232 | if( (strncmp(buf, "\177ELF\01\01\01", 7)==0) && buf[16]=='\03') { |
---|
1233 | LT = LT_ELF; |
---|
1234 | FreeL(newlib); |
---|
1235 | newlib = mstrdup(libnamebuf); |
---|
1236 | goto lib_type_end; |
---|
1237 | } |
---|
1238 | if(isprint(buf[0])) { LT = LT_SINGULAR; goto lib_type_end; } |
---|
1239 | |
---|
1240 | lib_type_end: |
---|
1241 | close(fp); |
---|
1242 | return LT; |
---|
1243 | } |
---|
1244 | /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ |
---|