https://perl5.git.perl.org / perl5.git / blame
| Commit | Line | Data |
|---|---|---|
| 8665f9e4 | 1 | /* walk.c |
| a687059c | 2 | * |
| 4bb101f2 | 3 | * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1997, 1998, 1999, |
| 07409e01 | 4 | * 2000, 2001, 2002, 2005 by Larry Wall and others |
| a687059c | 5 | * |
| d48672a2 LW |
6 | * You may distribute under the terms of either the GNU General Public |
| 7 | * License or the Artistic License, as specified in the README file. | |
| 8d063cd8 LW |
8 | */ |
| 9 | ||
| 8d063cd8 | 10 | #include "EXTERN.h" |
| 8d063cd8 | 11 | #include "a2p.h" |
| 9c8d0b29 | 12 | #include "util.h" |
| 8d063cd8 LW |
13 | |
| 14 | bool exitval = FALSE; | |
| 15 | bool realexit = FALSE; | |
| 378cc40b | 16 | bool saw_getline = FALSE; |
| a687059c LW |
17 | bool subretnum = FALSE; |
| 18 | bool saw_FNR = FALSE; | |
| 19 | bool saw_argv0 = FALSE; | |
| d48672a2 | 20 | bool saw_fh = FALSE; |
| 8d063cd8 | 21 | int maxtmp = 0; |
| 378cc40b LW |
22 | char *lparen; |
| 23 | char *rparen; | |
| 55204971 | 24 | char *limit; |
| a687059c LW |
25 | STR *subs; |
| 26 | STR *curargs = Nullstr; | |
| 8d063cd8 | 27 | |
| 20ce7b12 GS |
28 | static void addsemi ( STR *str ); |
| 29 | static void emit_split ( STR *str, int level ); | |
| 30 | static void fixtab ( STR *str, int lvl ); | |
| 31 | static void numericize ( int node ); | |
| 32 | static void tab ( STR *str, int lvl ); | |
| 56febc5e | 33 | |
| 20ce7b12 GS |
34 | int prewalk ( int numit, int level, int node, int *numericptr ); |
| 35 | STR * walk ( int useval, int level, int node, int *numericptr, int minprec ); | |
| 011f1a1a JH |
36 | #ifdef NETWARE |
| 37 | char *savestr(char *str); | |
| 38 | char *cpytill(register char *to, register char *from, register int delim); | |
| 39 | char *instr(char *big, char *little); | |
| 40 | #endif | |
| 9c8d0b29 | 41 | |
| 8d063cd8 | 42 | STR * |
| f0f333f4 | 43 | walk(int useval, int level, register int node, int *numericptr, int minprec) |
| 8d063cd8 LW |
44 | { |
| 45 | register int len; | |
| 46 | register STR *str; | |
| 47 | register int type; | |
| 48 | register int i; | |
| 49 | register STR *tmpstr; | |
| 50 | STR *tmp2str; | |
| a687059c | 51 | STR *tmp3str; |
| 8d063cd8 | 52 | char *t; |
| 0335b3e4 | 53 | char *d, *s; |
| 8d063cd8 LW |
54 | int numarg; |
| 55 | int numeric = FALSE; | |
| 56 | STR *fstr; | |
| a687059c | 57 | int prec = P_MAX; /* assume no parens needed */ |
| 8d063cd8 LW |
58 | |
| 59 | if (!node) { | |
| 60 | *numericptr = 0; | |
| 61 | return str_make(""); | |
| 62 | } | |
| 63 | type = ops[node].ival; | |
| 64 | len = type >> 8; | |
| 65 | type &= 255; | |
| 66 | switch (type) { | |
| 67 | case OPROG: | |
| d48672a2 LW |
68 | arymax = 0; |
| 69 | if (namelist) { | |
| 3f939f22 | 70 | while (isALPHA(*namelist)) { |
| d48672a2 | 71 | for (d = tokenbuf,s=namelist; |
| 3f939f22 | 72 | isALPHA(*s) || isDIGIT(*s) || *s == '_'; |
| d48672a2 LW |
73 | *d++ = *s++) ; |
| 74 | *d = '\0'; | |
| 3f939f22 | 75 | while (*s && !isALPHA(*s)) s++; |
| d48672a2 LW |
76 | namelist = s; |
| 77 | nameary[++arymax] = savestr(tokenbuf); | |
| 78 | } | |
| 79 | } | |
| 80 | if (maxfld < arymax) | |
| 81 | maxfld = arymax; | |
| 8d063cd8 | 82 | opens = str_new(0); |
| a687059c LW |
83 | subs = str_new(0); |
| 84 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); | |
| 8d063cd8 LW |
85 | if (do_split && need_entire && !absmaxfld) |
| 86 | split_to_array = TRUE; | |
| 87 | if (do_split && split_to_array) | |
| 88 | set_array_base = TRUE; | |
| 89 | if (set_array_base) { | |
| 90 | str_cat(str,"$[ = 1;\t\t\t# set array base to 1\n"); | |
| 91 | } | |
| 92 | if (fswitch && !const_FS) | |
| 93 | const_FS = fswitch; | |
| 94 | if (saw_FS > 1 || saw_RS) | |
| 95 | const_FS = 0; | |
| 96 | if (saw_ORS && need_entire) | |
| 97 | do_chop = TRUE; | |
| 98 | if (fswitch) { | |
| 99 | str_cat(str,"$FS = '"); | |
| a0d0e21e | 100 | if (strchr("*+?.[]()|^$\\",fswitch)) |
| 8d063cd8 LW |
101 | str_cat(str,"\\"); |
| 102 | sprintf(tokenbuf,"%c",fswitch); | |
| 103 | str_cat(str,tokenbuf); | |
| 104 | str_cat(str,"';\t\t# field separator from -F switch\n"); | |
| 105 | } | |
| 106 | else if (saw_FS && !const_FS) { | |
| 9bb9d9f7 | 107 | str_cat(str,"$FS = ' ';\t\t# set field separator\n"); |
| 8d063cd8 LW |
108 | } |
| 109 | if (saw_OFS) { | |
| a559c259 | 110 | str_cat(str,"$, = ' ';\t\t# set output field separator\n"); |
| 8d063cd8 LW |
111 | } |
| 112 | if (saw_ORS) { | |
| a559c259 | 113 | str_cat(str,"$\\ = \"\\n\";\t\t# set output record separator\n"); |
| 8d063cd8 | 114 | } |
| a687059c LW |
115 | if (saw_argv0) { |
| 116 | str_cat(str,"$ARGV0 = $0;\t\t# remember what we ran as\n"); | |
| 117 | } | |
| 8d063cd8 LW |
118 | if (str->str_cur > 20) |
| 119 | str_cat(str,"\n"); | |
| 120 | if (ops[node+2].ival) { | |
| a687059c | 121 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
122 | str_free(fstr); |
| 123 | str_cat(str,"\n\n"); | |
| 124 | } | |
| a687059c LW |
125 | fstr = walk(0,level+1,ops[node+3].ival,&numarg,P_MIN); |
| 126 | if (*fstr->str_ptr) { | |
| 127 | if (saw_line_op) | |
| 128 | str_cat(str,"line: "); | |
| 129 | str_cat(str,"while (<>) {\n"); | |
| 130 | tab(str,++level); | |
| 131 | if (saw_FS && !const_FS) | |
| 132 | do_chop = TRUE; | |
| 133 | if (do_chop) { | |
| 7bdaec8a | 134 | str_cat(str,"chomp;\t# strip record separator\n"); |
| a687059c | 135 | tab(str,level); |
| 8d063cd8 | 136 | } |
| a687059c LW |
137 | if (do_split) |
| 138 | emit_split(str,level); | |
| 139 | str_scat(str,fstr); | |
| 140 | str_free(fstr); | |
| 141 | fixtab(str,--level); | |
| 142 | str_cat(str,"}\n"); | |
| 143 | if (saw_FNR) | |
| 144 | str_cat(str,"continue {\n $FNRbase = $. if eof;\n}\n"); | |
| 8d063cd8 | 145 | } |
| a5571d59 | 146 | else if (old_awk) |
| ae986130 | 147 | str_cat(str,"while (<>) { } # (no line actions)\n"); |
| 8d063cd8 LW |
148 | if (ops[node+4].ival) { |
| 149 | realexit = TRUE; | |
| 150 | str_cat(str,"\n"); | |
| 151 | tab(str,level); | |
| a687059c | 152 | str_scat(str,fstr=walk(0,level,ops[node+4].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
153 | str_free(fstr); |
| 154 | str_cat(str,"\n"); | |
| 155 | } | |
| 156 | if (exitval) | |
| 9f68db38 | 157 | str_cat(str,"exit $ExitValue;\n"); |
| a687059c LW |
158 | if (subs->str_ptr) { |
| 159 | str_cat(str,"\n"); | |
| 160 | str_scat(str,subs); | |
| 161 | } | |
| 378cc40b | 162 | if (saw_getline) { |
| a687059c LW |
163 | for (len = 0; len < 4; len++) { |
| 164 | if (saw_getline & (1 << len)) { | |
| 165 | sprintf(tokenbuf,"\nsub Getline%d {\n",len); | |
| 166 | str_cat(str, tokenbuf); | |
| 167 | if (len & 2) { | |
| 168 | if (do_fancy_opens) | |
| 169 | str_cat(str," &Pick('',@_);\n"); | |
| 170 | else | |
| 171 | str_cat(str," ($fh) = @_;\n"); | |
| 172 | } | |
| 173 | else { | |
| 174 | if (saw_FNR) | |
| 175 | str_cat(str," $FNRbase = $. if eof;\n"); | |
| 176 | } | |
| 177 | if (len & 1) | |
| 62b28dd9 | 178 | str_cat(str," local($_);\n"); |
| a687059c LW |
179 | if (len & 2) |
| 180 | str_cat(str, | |
| 181 | " if ($getline_ok = (($_ = <$fh>) ne ''))"); | |
| 182 | else | |
| 183 | str_cat(str, | |
| 184 | " if ($getline_ok = (($_ = <>) ne ''))"); | |
| 185 | str_cat(str, " {\n"); | |
| 186 | level += 2; | |
| 187 | tab(str,level); | |
| 188 | i = 0; | |
| 189 | if (do_chop) { | |
| 190 | i++; | |
| 7bdaec8a | 191 | str_cat(str,"chomp;\t# strip record separator\n"); |
| a687059c LW |
192 | tab(str,level); |
| 193 | } | |
| 194 | if (do_split && !(len & 1)) { | |
| 195 | i++; | |
| 196 | emit_split(str,level); | |
| 197 | } | |
| 198 | if (!i) | |
| 199 | str_cat(str,";\n"); | |
| 200 | fixtab(str,--level); | |
| 201 | str_cat(str,"}\n $_;\n}\n"); | |
| 202 | --level; | |
| 203 | } | |
| 378cc40b | 204 | } |
| 378cc40b | 205 | } |
| 8d063cd8 LW |
206 | if (do_fancy_opens) { |
| 207 | str_cat(str,"\n\ | |
| 208 | sub Pick {\n\ | |
| a687059c | 209 | local($mode,$name,$pipe) = @_;\n\ |
| 7c0587c8 LW |
210 | $fh = $name;\n\ |
| 211 | open($name,$mode.$name.$pipe) unless $opened{$name}++;\n\ | |
| 8d063cd8 LW |
212 | }\n\ |
| 213 | "); | |
| 214 | } | |
| 215 | break; | |
| 216 | case OHUNKS: | |
| a687059c LW |
217 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 218 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
| 8d063cd8 LW |
219 | str_free(fstr); |
| 220 | if (len == 3) { | |
| a687059c | 221 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
222 | str_free(fstr); |
| 223 | } | |
| 224 | else { | |
| 225 | } | |
| 226 | break; | |
| 227 | case ORANGE: | |
| a687059c LW |
228 | prec = P_DOTDOT; |
| 229 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
| 8d063cd8 | 230 | str_cat(str," .. "); |
| a687059c | 231 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 LW |
232 | str_free(fstr); |
| 233 | break; | |
| 234 | case OPAT: | |
| 235 | goto def; | |
| 236 | case OREGEX: | |
| 237 | str = str_new(0); | |
| 238 | str_set(str,"/"); | |
| a687059c | 239 | tmpstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 LW |
240 | /* translate \nnn to [\nnn] */ |
| 241 | for (s = tmpstr->str_ptr, d = tokenbuf; *s; s++, d++) { | |
| 3f939f22 | 242 | if (*s == '\\' && isDIGIT(s[1]) && isDIGIT(s[2]) && isDIGIT(s[3])){ |
| 8d063cd8 LW |
243 | *d++ = '['; |
| 244 | *d++ = *s++; | |
| 245 | *d++ = *s++; | |
| 246 | *d++ = *s++; | |
| 247 | *d++ = *s; | |
| 248 | *d = ']'; | |
| 249 | } | |
| 250 | else | |
| 251 | *d = *s; | |
| 252 | } | |
| 253 | *d = '\0'; | |
| 378cc40b | 254 | for (d=tokenbuf; *d; d++) |
| c5cf9ec2 | 255 | *d += (char)128; |
| 8d063cd8 LW |
256 | str_cat(str,tokenbuf); |
| 257 | str_free(tmpstr); | |
| 258 | str_cat(str,"/"); | |
| 259 | break; | |
| 260 | case OHUNK: | |
| 261 | if (len == 1) { | |
| 262 | str = str_new(0); | |
| a687059c | 263 | str = walk(0,level,oper1(OPRINT,0),&numarg,P_MIN); |
| 8d063cd8 | 264 | str_cat(str," if "); |
| a687059c | 265 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
266 | str_free(fstr); |
| 267 | str_cat(str,";"); | |
| 268 | } | |
| 269 | else { | |
| a687059c | 270 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 LW |
271 | if (*tmpstr->str_ptr) { |
| 272 | str = str_new(0); | |
| 273 | str_set(str,"if ("); | |
| 274 | str_scat(str,tmpstr); | |
| 275 | str_cat(str,") {\n"); | |
| 276 | tab(str,++level); | |
| a687059c | 277 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
278 | str_free(fstr); |
| 279 | fixtab(str,--level); | |
| 280 | str_cat(str,"}\n"); | |
| 281 | tab(str,level); | |
| 282 | } | |
| 283 | else { | |
| a687059c | 284 | str = walk(0,level,ops[node+2].ival,&numarg,P_MIN); |
| 8d063cd8 LW |
285 | } |
| 286 | } | |
| 287 | break; | |
| 288 | case OPPAREN: | |
| 289 | str = str_new(0); | |
| 290 | str_set(str,"("); | |
| a687059c | 291 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
292 | str_free(fstr); |
| 293 | str_cat(str,")"); | |
| 294 | break; | |
| 295 | case OPANDAND: | |
| a687059c LW |
296 | prec = P_ANDAND; |
| 297 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 | 298 | str_cat(str," && "); |
| a687059c LW |
299 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 300 | str_free(fstr); | |
| 301 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
| 8d063cd8 LW |
302 | str_free(fstr); |
| 303 | break; | |
| 304 | case OPOROR: | |
| a687059c LW |
305 | prec = P_OROR; |
| 306 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 | 307 | str_cat(str," || "); |
| a687059c LW |
308 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 309 | str_free(fstr); | |
| 310 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
| 8d063cd8 LW |
311 | str_free(fstr); |
| 312 | break; | |
| 313 | case OPNOT: | |
| a687059c | 314 | prec = P_UNARY; |
| 8d063cd8 LW |
315 | str = str_new(0); |
| 316 | str_set(str,"!"); | |
| a687059c | 317 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
| 8d063cd8 LW |
318 | str_free(fstr); |
| 319 | break; | |
| 62b28dd9 LW |
320 | case OCOND: |
| 321 | prec = P_COND; | |
| 322 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 323 | str_cat(str," ? "); | |
| 324 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); | |
| 325 | str_free(fstr); | |
| 326 | str_cat(str," : "); | |
| 327 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
| 328 | str_free(fstr); | |
| 329 | break; | |
| 8d063cd8 LW |
330 | case OCPAREN: |
| 331 | str = str_new(0); | |
| 332 | str_set(str,"("); | |
| a687059c | 333 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
334 | str_free(fstr); |
| 335 | numeric |= numarg; | |
| 336 | str_cat(str,")"); | |
| 337 | break; | |
| 338 | case OCANDAND: | |
| a687059c LW |
339 | prec = P_ANDAND; |
| 340 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 LW |
341 | numeric = 1; |
| 342 | str_cat(str," && "); | |
| a687059c LW |
343 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 344 | str_free(fstr); | |
| 345 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
| 8d063cd8 LW |
346 | str_free(fstr); |
| 347 | break; | |
| 348 | case OCOROR: | |
| a687059c LW |
349 | prec = P_OROR; |
| 350 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 LW |
351 | numeric = 1; |
| 352 | str_cat(str," || "); | |
| a687059c LW |
353 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 354 | str_free(fstr); | |
| 355 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
| 8d063cd8 LW |
356 | str_free(fstr); |
| 357 | break; | |
| 358 | case OCNOT: | |
| a687059c | 359 | prec = P_UNARY; |
| 8d063cd8 LW |
360 | str = str_new(0); |
| 361 | str_set(str,"!"); | |
| a687059c | 362 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
| 8d063cd8 LW |
363 | str_free(fstr); |
| 364 | numeric = 1; | |
| 365 | break; | |
| 366 | case ORELOP: | |
| a687059c LW |
367 | prec = P_REL; |
| 368 | str = walk(1,level,ops[node+2].ival,&numarg,prec+1); | |
| 8d063cd8 | 369 | numeric |= numarg; |
| a687059c LW |
370 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 371 | tmp2str = walk(1,level,ops[node+3].ival,&numarg,prec+1); | |
| 8d063cd8 | 372 | numeric |= numarg; |
| a687059c LW |
373 | if (!numeric || |
| 374 | (!numarg && (*tmp2str->str_ptr == '"' || *tmp2str->str_ptr == '\''))) { | |
| 8d063cd8 LW |
375 | t = tmpstr->str_ptr; |
| 376 | if (strEQ(t,"==")) | |
| 377 | str_set(tmpstr,"eq"); | |
| 378 | else if (strEQ(t,"!=")) | |
| 379 | str_set(tmpstr,"ne"); | |
| 380 | else if (strEQ(t,"<")) | |
| 381 | str_set(tmpstr,"lt"); | |
| 382 | else if (strEQ(t,"<=")) | |
| 383 | str_set(tmpstr,"le"); | |
| 384 | else if (strEQ(t,">")) | |
| 385 | str_set(tmpstr,"gt"); | |
| 386 | else if (strEQ(t,">=")) | |
| 387 | str_set(tmpstr,"ge"); | |
| a0d0e21e LW |
388 | if (!strchr(tmpstr->str_ptr,'\'') && !strchr(tmpstr->str_ptr,'"') && |
| 389 | !strchr(tmp2str->str_ptr,'\'') && !strchr(tmp2str->str_ptr,'"') ) | |
| 8d063cd8 LW |
390 | numeric |= 2; |
| 391 | } | |
| 392 | if (numeric & 2) { | |
| 393 | if (numeric & 1) /* numeric is very good guess */ | |
| 394 | str_cat(str," "); | |
| 395 | else | |
| 396 | str_cat(str,"\377"); | |
| 397 | numeric = 1; | |
| 398 | } | |
| 399 | else | |
| 400 | str_cat(str," "); | |
| 401 | str_scat(str,tmpstr); | |
| 402 | str_free(tmpstr); | |
| 403 | str_cat(str," "); | |
| 404 | str_scat(str,tmp2str); | |
| 405 | str_free(tmp2str); | |
| 406 | numeric = 1; | |
| 407 | break; | |
| 408 | case ORPAREN: | |
| 409 | str = str_new(0); | |
| 410 | str_set(str,"("); | |
| a687059c | 411 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
412 | str_free(fstr); |
| 413 | numeric |= numarg; | |
| 414 | str_cat(str,")"); | |
| 415 | break; | |
| 416 | case OMATCHOP: | |
| a687059c LW |
417 | prec = P_MATCH; |
| 418 | str = walk(1,level,ops[node+2].ival,&numarg,prec+1); | |
| 8d063cd8 | 419 | str_cat(str," "); |
| a687059c | 420 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 LW |
421 | if (strEQ(tmpstr->str_ptr,"~")) |
| 422 | str_cat(str,"=~"); | |
| 423 | else { | |
| 424 | str_scat(str,tmpstr); | |
| 425 | str_free(tmpstr); | |
| 426 | } | |
| 427 | str_cat(str," "); | |
| a687059c | 428 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
| 8d063cd8 LW |
429 | str_free(fstr); |
| 430 | numeric = 1; | |
| 431 | break; | |
| 432 | case OMPAREN: | |
| 433 | str = str_new(0); | |
| 434 | str_set(str,"("); | |
| a687059c LW |
435 | str_scat(str, |
| 436 | fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); | |
| 8d063cd8 LW |
437 | str_free(fstr); |
| 438 | numeric |= numarg; | |
| 439 | str_cat(str,")"); | |
| 440 | break; | |
| 441 | case OCONCAT: | |
| a687059c LW |
442 | prec = P_ADD; |
| 443 | type = ops[ops[node+1].ival].ival & 255; | |
| 444 | str = walk(1,level,ops[node+1].ival,&numarg,prec+(type != OCONCAT)); | |
| 8d063cd8 | 445 | str_cat(str," . "); |
| a687059c LW |
446 | type = ops[ops[node+2].ival].ival & 255; |
| 447 | str_scat(str, | |
| 448 | fstr=walk(1,level,ops[node+2].ival,&numarg,prec+(type != OCONCAT))); | |
| 8d063cd8 LW |
449 | str_free(fstr); |
| 450 | break; | |
| 451 | case OASSIGN: | |
| a687059c LW |
452 | prec = P_ASSIGN; |
| 453 | str = walk(0,level,ops[node+2].ival,&numarg,prec+1); | |
| 8d063cd8 | 454 | str_cat(str," "); |
| a687059c | 455 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 LW |
456 | str_scat(str,tmpstr); |
| 457 | if (str_len(tmpstr) > 1) | |
| 458 | numeric = 1; | |
| 459 | str_free(tmpstr); | |
| 460 | str_cat(str," "); | |
| a687059c | 461 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec)); |
| 8d063cd8 LW |
462 | str_free(fstr); |
| 463 | numeric |= numarg; | |
| 7c0587c8 LW |
464 | if (strEQ(str->str_ptr,"$/ = ''")) |
| 465 | str_set(str, "$/ = \"\\n\\n\""); | |
| 8d063cd8 LW |
466 | break; |
| 467 | case OADD: | |
| a687059c LW |
468 | prec = P_ADD; |
| 469 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 | 470 | str_cat(str," + "); |
| a687059c | 471 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 LW |
472 | str_free(fstr); |
| 473 | numeric = 1; | |
| 474 | break; | |
| a687059c LW |
475 | case OSUBTRACT: |
| 476 | prec = P_ADD; | |
| 477 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 | 478 | str_cat(str," - "); |
| a687059c | 479 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 LW |
480 | str_free(fstr); |
| 481 | numeric = 1; | |
| 482 | break; | |
| 483 | case OMULT: | |
| a687059c LW |
484 | prec = P_MUL; |
| 485 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 | 486 | str_cat(str," * "); |
| a687059c | 487 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 LW |
488 | str_free(fstr); |
| 489 | numeric = 1; | |
| 490 | break; | |
| 491 | case ODIV: | |
| a687059c LW |
492 | prec = P_MUL; |
| 493 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 | 494 | str_cat(str," / "); |
| a687059c LW |
495 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 496 | str_free(fstr); | |
| 497 | numeric = 1; | |
| 498 | break; | |
| 499 | case OPOW: | |
| 500 | prec = P_POW; | |
| 501 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
| 502 | str_cat(str," ** "); | |
| 503 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec)); | |
| 8d063cd8 LW |
504 | str_free(fstr); |
| 505 | numeric = 1; | |
| 506 | break; | |
| 507 | case OMOD: | |
| a687059c LW |
508 | prec = P_MUL; |
| 509 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 | 510 | str_cat(str," % "); |
| a687059c | 511 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 LW |
512 | str_free(fstr); |
| 513 | numeric = 1; | |
| 514 | break; | |
| 515 | case OPOSTINCR: | |
| a687059c LW |
516 | prec = P_AUTO; |
| 517 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
| 8d063cd8 LW |
518 | str_cat(str,"++"); |
| 519 | numeric = 1; | |
| 520 | break; | |
| 521 | case OPOSTDECR: | |
| a687059c LW |
522 | prec = P_AUTO; |
| 523 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
| 8d063cd8 LW |
524 | str_cat(str,"--"); |
| 525 | numeric = 1; | |
| 526 | break; | |
| 527 | case OPREINCR: | |
| a687059c | 528 | prec = P_AUTO; |
| 8d063cd8 LW |
529 | str = str_new(0); |
| 530 | str_set(str,"++"); | |
| a687059c | 531 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); |
| 8d063cd8 LW |
532 | str_free(fstr); |
| 533 | numeric = 1; | |
| 534 | break; | |
| 535 | case OPREDECR: | |
| a687059c | 536 | prec = P_AUTO; |
| 8d063cd8 LW |
537 | str = str_new(0); |
| 538 | str_set(str,"--"); | |
| a687059c | 539 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); |
| 8d063cd8 LW |
540 | str_free(fstr); |
| 541 | numeric = 1; | |
| 542 | break; | |
| 543 | case OUMINUS: | |
| a687059c | 544 | prec = P_UNARY; |
| 8d063cd8 LW |
545 | str = str_new(0); |
| 546 | str_set(str,"-"); | |
| a687059c | 547 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
| 8d063cd8 LW |
548 | str_free(fstr); |
| 549 | numeric = 1; | |
| 550 | break; | |
| 551 | case OUPLUS: | |
| 552 | numeric = 1; | |
| 553 | goto def; | |
| 554 | case OPAREN: | |
| 555 | str = str_new(0); | |
| 556 | str_set(str,"("); | |
| a687059c LW |
557 | str_scat(str, |
| 558 | fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); | |
| 8d063cd8 LW |
559 | str_free(fstr); |
| 560 | str_cat(str,")"); | |
| 561 | numeric |= numarg; | |
| 562 | break; | |
| 563 | case OGETLINE: | |
| 564 | str = str_new(0); | |
| a687059c LW |
565 | if (useval) |
| 566 | str_cat(str,"("); | |
| 567 | if (len > 0) { | |
| a687059c LW |
568 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 569 | if (!*fstr->str_ptr) { | |
| 7c0587c8 | 570 | str_cat(str,"$_"); |
| a687059c LW |
571 | len = 2; /* a legal fiction */ |
| 572 | } | |
| 573 | str_free(fstr); | |
| 574 | } | |
| 575 | else | |
| 576 | str_cat(str,"$_"); | |
| 577 | if (len > 1) { | |
| 578 | tmpstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN); | |
| 579 | fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN); | |
| 580 | if (!do_fancy_opens) { | |
| 581 | t = tmpstr->str_ptr; | |
| 582 | if (*t == '"' || *t == '\'') | |
| 583 | t = cpytill(tokenbuf,t+1,*t); | |
| 584 | else | |
| 585 | fatal("Internal error: OGETLINE %s", t); | |
| 586 | d = savestr(t); | |
| 587 | s = savestr(tokenbuf); | |
| 588 | for (t = tokenbuf; *t; t++) { | |
| 589 | *t &= 127; | |
| 3f939f22 JH |
590 | if (isLOWER(*t)) |
| 591 | *t = toUPPER(*t); | |
| 592 | if (!isALPHA(*t) && !isDIGIT(*t)) | |
| a687059c LW |
593 | *t = '_'; |
| 594 | } | |
| a0d0e21e | 595 | if (!strchr(tokenbuf,'_')) |
| d48672a2 | 596 | strcpy(t,"_FH"); |
| a687059c LW |
597 | tmp3str = hfetch(symtab,tokenbuf); |
| 598 | if (!tmp3str) { | |
| 599 | do_opens = TRUE; | |
| 600 | str_cat(opens,"open("); | |
| 601 | str_cat(opens,tokenbuf); | |
| 602 | str_cat(opens,", "); | |
| 603 | d[1] = '\0'; | |
| 604 | str_cat(opens,d); | |
| 605 | str_cat(opens,tmpstr->str_ptr+1); | |
| 606 | opens->str_cur--; | |
| 607 | if (*fstr->str_ptr == '|') | |
| 608 | str_cat(opens,"|"); | |
| 609 | str_cat(opens,d); | |
| 610 | if (*fstr->str_ptr == '|') | |
| 611 | str_cat(opens,") || die 'Cannot pipe from \""); | |
| 612 | else | |
| 613 | str_cat(opens,") || die 'Cannot open file \""); | |
| 614 | if (*d == '"') | |
| 615 | str_cat(opens,"'.\""); | |
| 616 | str_cat(opens,s); | |
| 617 | if (*d == '"') | |
| 618 | str_cat(opens,"\".'"); | |
| 619 | str_cat(opens,"\".';\n"); | |
| 620 | hstore(symtab,tokenbuf,str_make("x")); | |
| 621 | } | |
| 622 | safefree(s); | |
| 623 | safefree(d); | |
| 624 | str_set(tmpstr,"'"); | |
| 625 | str_cat(tmpstr,tokenbuf); | |
| 626 | str_cat(tmpstr,"'"); | |
| 627 | } | |
| 628 | if (*fstr->str_ptr == '|') | |
| 629 | str_cat(tmpstr,", '|'"); | |
| 630 | str_free(fstr); | |
| 631 | } | |
| 632 | else | |
| 633 | tmpstr = str_make(""); | |
| 634 | sprintf(tokenbuf," = &Getline%d(%s)",len,tmpstr->str_ptr); | |
| 635 | str_cat(str,tokenbuf); | |
| 636 | str_free(tmpstr); | |
| 637 | if (useval) | |
| 638 | str_cat(str,",$getline_ok)"); | |
| 639 | saw_getline |= 1 << len; | |
| 8d063cd8 LW |
640 | break; |
| 641 | case OSPRINTF: | |
| 642 | str = str_new(0); | |
| 643 | str_set(str,"sprintf("); | |
| a687059c | 644 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
645 | str_free(fstr); |
| 646 | str_cat(str,")"); | |
| 647 | break; | |
| 648 | case OSUBSTR: | |
| 649 | str = str_new(0); | |
| 650 | str_set(str,"substr("); | |
| a687059c | 651 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 LW |
652 | str_free(fstr); |
| 653 | str_cat(str,", "); | |
| a687059c | 654 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 | 655 | str_free(fstr); |
| 8d063cd8 | 656 | if (len == 3) { |
| 4cec2b33 | 657 | str_cat(str,", "); |
| a687059c | 658 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 LW |
659 | str_free(fstr); |
| 660 | } | |
| 8d063cd8 LW |
661 | str_cat(str,")"); |
| 662 | break; | |
| 663 | case OSTRING: | |
| 664 | str = str_new(0); | |
| 665 | str_set(str,ops[node+1].cval); | |
| 666 | break; | |
| 667 | case OSPLIT: | |
| 668 | str = str_new(0); | |
| 4cec2b33 | 669 | limit = ", -1)"; |
| 8d063cd8 | 670 | numeric = 1; |
| a687059c | 671 | tmpstr = walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
| 8d063cd8 LW |
672 | if (useval) |
| 673 | str_set(str,"(@"); | |
| 674 | else | |
| 675 | str_set(str,"@"); | |
| 676 | str_scat(str,tmpstr); | |
| 677 | str_cat(str," = split("); | |
| 678 | if (len == 3) { | |
| a687059c | 679 | fstr = walk(1,level,ops[node+3].ival,&numarg,P_COMMA+1); |
| 8d063cd8 LW |
680 | if (str_len(fstr) == 3 && *fstr->str_ptr == '\'') { |
| 681 | i = fstr->str_ptr[1] & 127; | |
| a0d0e21e | 682 | if (strchr("*+?.[]()|^$\\",i)) |
| 8d063cd8 | 683 | sprintf(tokenbuf,"/\\%c/",i); |
| 20188a90 | 684 | else if (i == ' ') |
| 62b28dd9 | 685 | sprintf(tokenbuf,"' '"); |
| 8d063cd8 LW |
686 | else |
| 687 | sprintf(tokenbuf,"/%c/",i); | |
| 688 | str_cat(str,tokenbuf); | |
| 689 | } | |
| 690 | else | |
| 691 | str_scat(str,fstr); | |
| 692 | str_free(fstr); | |
| 693 | } | |
| 694 | else if (const_FS) { | |
| 695 | sprintf(tokenbuf,"/[%c\\n]/",const_FS); | |
| 696 | str_cat(str,tokenbuf); | |
| 697 | } | |
| 698 | else if (saw_FS) | |
| 699 | str_cat(str,"$FS"); | |
| 55204971 | 700 | else { |
| 9bb9d9f7 | 701 | str_cat(str,"' '"); |
| 55204971 LW |
702 | limit = ")"; |
| 703 | } | |
| 8d063cd8 | 704 | str_cat(str,", "); |
| a687059c | 705 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 | 706 | str_free(fstr); |
| 55204971 | 707 | str_cat(str,limit); |
| 8d063cd8 LW |
708 | if (useval) { |
| 709 | str_cat(str,")"); | |
| 710 | } | |
| 711 | str_free(tmpstr); | |
| 712 | break; | |
| 713 | case OINDEX: | |
| 714 | str = str_new(0); | |
| 715 | str_set(str,"index("); | |
| a687059c | 716 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 LW |
717 | str_free(fstr); |
| 718 | str_cat(str,", "); | |
| a687059c | 719 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 LW |
720 | str_free(fstr); |
| 721 | str_cat(str,")"); | |
| 722 | numeric = 1; | |
| 723 | break; | |
| a687059c LW |
724 | case OMATCH: |
| 725 | str = str_new(0); | |
| 726 | prec = P_ANDAND; | |
| 727 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MATCH+1)); | |
| 728 | str_free(fstr); | |
| 729 | str_cat(str," =~ "); | |
| 730 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MATCH+1)); | |
| 731 | str_free(fstr); | |
| 732 | str_cat(str," && ($RLENGTH = length($&), $RSTART = length($`)+1)"); | |
| 733 | numeric = 1; | |
| 734 | break; | |
| 735 | case OUSERDEF: | |
| 736 | str = str_new(0); | |
| 737 | subretnum = FALSE; | |
| 738 | fstr=walk(1,level-1,ops[node+2].ival,&numarg,P_MIN); | |
| 739 | curargs = str_new(0); | |
| 740 | str_sset(curargs,fstr); | |
| 741 | str_cat(curargs,","); | |
| 742 | tmp2str=walk(1,level,ops[node+5].ival,&numarg,P_MIN); | |
| 743 | str_free(curargs); | |
| 744 | curargs = Nullstr; | |
| 745 | level--; | |
| 746 | subretnum |= numarg; | |
| 747 | s = Nullch; | |
| 748 | t = tmp2str->str_ptr; | |
| b7953727 | 749 | while ((t = instr(t,"return "))) |
| a687059c LW |
750 | s = t++; |
| 751 | if (s) { | |
| 752 | i = 0; | |
| 753 | for (t = s+7; *t; t++) { | |
| 754 | if (*t == ';' || *t == '}') | |
| 755 | i++; | |
| 756 | } | |
| 757 | if (i == 1) { | |
| 758 | strcpy(s,s+7); | |
| 759 | tmp2str->str_cur -= 7; | |
| 760 | } | |
| 761 | } | |
| 762 | str_set(str,"\n"); | |
| 763 | tab(str,level); | |
| 764 | str_cat(str,"sub "); | |
| 765 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
| 766 | str_cat(str," {\n"); | |
| 767 | tab(str,++level); | |
| 768 | if (fstr->str_cur) { | |
| 769 | str_cat(str,"local("); | |
| 770 | str_scat(str,fstr); | |
| 771 | str_cat(str,") = @_;"); | |
| 772 | } | |
| 773 | str_free(fstr); | |
| 774 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN)); | |
| 775 | str_free(fstr); | |
| 776 | fixtab(str,level); | |
| 777 | str_scat(str,fstr=walk(1,level,ops[node+4].ival,&numarg,P_MIN)); | |
| 778 | str_free(fstr); | |
| 779 | fixtab(str,level); | |
| 780 | str_scat(str,tmp2str); | |
| 781 | str_free(tmp2str); | |
| 782 | fixtab(str,--level); | |
| 783 | str_cat(str,"}\n"); | |
| 784 | tab(str,level); | |
| 785 | str_scat(subs,str); | |
| 786 | str_set(str,""); | |
| 787 | str_cat(tmpstr,"("); | |
| 788 | tmp2str = str_new(0); | |
| 789 | if (subretnum) | |
| 790 | str_set(tmp2str,"1"); | |
| 791 | hstore(symtab,tmpstr->str_ptr,tmp2str); | |
| 792 | str_free(tmpstr); | |
| 793 | level++; | |
| 794 | break; | |
| 795 | case ORETURN: | |
| 796 | str = str_new(0); | |
| 797 | if (len > 0) { | |
| 798 | str_cat(str,"return "); | |
| 799 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_UNI+1)); | |
| 800 | str_free(fstr); | |
| 801 | if (numarg) | |
| 802 | subretnum = TRUE; | |
| 803 | } | |
| 804 | else | |
| 805 | str_cat(str,"return"); | |
| 806 | break; | |
| 807 | case OUSERFUN: | |
| 808 | str = str_new(0); | |
| 809 | str_set(str,"&"); | |
| 810 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
| 811 | str_free(fstr); | |
| 812 | str_cat(str,"("); | |
| 813 | tmpstr = hfetch(symtab,str->str_ptr+3); | |
| 814 | if (tmpstr && tmpstr->str_ptr) | |
| 815 | numeric |= atoi(tmpstr->str_ptr); | |
| 816 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); | |
| 817 | str_free(fstr); | |
| 818 | str_cat(str,")"); | |
| 819 | break; | |
| 820 | case OGSUB: | |
| 0335b3e4 MB |
821 | case OSUB: { |
| 822 | int gsub = type == OGSUB ? 1 : 0; | |
| a687059c LW |
823 | str = str_new(0); |
| 824 | tmpstr = str_new(0); | |
| 825 | i = 0; | |
| 826 | if (len == 3) { | |
| 827 | tmpstr = walk(1,level,ops[node+3].ival,&numarg,P_MATCH+1); | |
| 828 | if (strNE(tmpstr->str_ptr,"$_")) { | |
| 829 | str_cat(tmpstr, " =~ s"); | |
| 830 | i++; | |
| 831 | } | |
| 832 | else | |
| 833 | str_set(tmpstr, "s"); | |
| 834 | } | |
| 835 | else | |
| 836 | str_set(tmpstr, "s"); | |
| 837 | type = ops[ops[node+2].ival].ival; | |
| 838 | len = type >> 8; | |
| 839 | type &= 255; | |
| 840 | tmp3str = str_new(0); | |
| 841 | if (type == OSTR) { | |
| 842 | tmp2str=walk(1,level,ops[ops[node+2].ival+1].ival,&numarg,P_MIN); | |
| 843 | for (t = tmp2str->str_ptr, d=tokenbuf; *t; d++,t++) { | |
| 844 | if (*t == '&') | |
| c5cf9ec2 | 845 | *d++ = '$' + (char)128; |
| a687059c | 846 | else if (*t == '$') |
| c5cf9ec2 | 847 | *d++ = '\\' + (char)128; |
| a687059c LW |
848 | *d = *t + 128; |
| 849 | } | |
| 850 | *d = '\0'; | |
| 851 | str_set(tmp2str,tokenbuf); | |
| 07409e01 | 852 | s = (char *) (gsub ? "/g" : "/"); |
| a687059c LW |
853 | } |
| 854 | else { | |
| 855 | tmp2str=walk(1,level,ops[node+2].ival,&numarg,P_MIN); | |
| 856 | str_set(tmp3str,"($s_ = '\"'.("); | |
| 857 | str_scat(tmp3str,tmp2str); | |
| 858 | str_cat(tmp3str,").'\"') =~ s/&/\\$&/g, "); | |
| 859 | str_set(tmp2str,"eval $s_"); | |
| 07409e01 | 860 | s = (char *) (gsub ? "/ge" : "/e"); |
| a687059c LW |
861 | i++; |
| 862 | } | |
| 0335b3e4 | 863 | str_cat(tmp2str,s); |
| a687059c LW |
864 | type = ops[ops[node+1].ival].ival; |
| 865 | len = type >> 8; | |
| 866 | type &= 255; | |
| 867 | fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN); | |
| 868 | if (type == OREGEX) { | |
| 869 | if (useval && i) | |
| 870 | str_cat(str,"("); | |
| 871 | str_scat(str,tmp3str); | |
| 872 | str_scat(str,tmpstr); | |
| 873 | str_scat(str,fstr); | |
| 874 | str_scat(str,tmp2str); | |
| a687059c LW |
875 | } |
| 876 | else if ((type == OFLD && !split_to_array) || (type == OVAR && len == 1)) { | |
| 877 | if (useval && i) | |
| 878 | str_cat(str,"("); | |
| 879 | str_scat(str,tmp3str); | |
| 880 | str_scat(str,tmpstr); | |
| 881 | str_cat(str,"/"); | |
| 882 | str_scat(str,fstr); | |
| 883 | str_cat(str,"/"); | |
| 884 | str_scat(str,tmp2str); | |
| a687059c LW |
885 | } |
| 886 | else { | |
| 887 | i++; | |
| 888 | if (useval) | |
| 889 | str_cat(str,"("); | |
| 890 | str_cat(str,"$s = "); | |
| 891 | str_scat(str,fstr); | |
| 892 | str_cat(str,", "); | |
| 893 | str_scat(str,tmp3str); | |
| 894 | str_scat(str,tmpstr); | |
| 895 | str_cat(str,"/$s/"); | |
| 896 | str_scat(str,tmp2str); | |
| a687059c LW |
897 | } |
| 898 | if (useval && i) | |
| 899 | str_cat(str,")"); | |
| 900 | str_free(fstr); | |
| 901 | str_free(tmpstr); | |
| 902 | str_free(tmp2str); | |
| 903 | str_free(tmp3str); | |
| 904 | numeric = 1; | |
| 0335b3e4 | 905 | break; } |
| 8d063cd8 | 906 | case ONUM: |
| a687059c | 907 | str = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 LW |
908 | numeric = 1; |
| 909 | break; | |
| 910 | case OSTR: | |
| a687059c | 911 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 | 912 | s = "'"; |
| 378cc40b LW |
913 | for (t = tmpstr->str_ptr, d=tokenbuf; *t; d++,t++) { |
| 914 | if (*t == '\'') | |
| 915 | s = "\""; | |
| 916 | else if (*t == '\\') { | |
| 8d063cd8 | 917 | s = "\""; |
| 378cc40b LW |
918 | *d++ = *t++ + 128; |
| 919 | switch (*t) { | |
| fe14fcc3 | 920 | case '\\': case '"': case 'n': case 't': case '$': |
| 378cc40b LW |
921 | break; |
| 922 | default: /* hide this from perl */ | |
| c5cf9ec2 | 923 | *d++ = '\\' + (char)128; |
| 378cc40b LW |
924 | } |
| 925 | } | |
| 926 | *d = *t + 128; | |
| 8d063cd8 | 927 | } |
| 378cc40b | 928 | *d = '\0'; |
| 8d063cd8 LW |
929 | str = str_new(0); |
| 930 | str_set(str,s); | |
| 378cc40b | 931 | str_cat(str,tokenbuf); |
| 8d063cd8 LW |
932 | str_free(tmpstr); |
| 933 | str_cat(str,s); | |
| 934 | break; | |
| a687059c LW |
935 | case ODEFINED: |
| 936 | prec = P_UNI; | |
| 937 | str = str_new(0); | |
| 938 | str_set(str,"defined $"); | |
| 939 | goto addvar; | |
| 940 | case ODELETE: | |
| 941 | str = str_new(0); | |
| 942 | str_set(str,"delete $"); | |
| 943 | goto addvar; | |
| 944 | case OSTAR: | |
| 945 | str = str_new(0); | |
| 946 | str_set(str,"*"); | |
| 947 | goto addvar; | |
| 8d063cd8 LW |
948 | case OVAR: |
| 949 | str = str_new(0); | |
| 950 | str_set(str,"$"); | |
| a687059c LW |
951 | addvar: |
| 952 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
| 8d063cd8 LW |
953 | if (len == 1) { |
| 954 | tmp2str = hfetch(symtab,tmpstr->str_ptr); | |
| 955 | if (tmp2str && atoi(tmp2str->str_ptr)) | |
| 956 | numeric = 2; | |
| a687059c LW |
957 | if (strEQ(str->str_ptr,"$FNR")) { |
| 958 | numeric = 1; | |
| 959 | saw_FNR++; | |
| 960 | str_set(str,"($.-$FNRbase)"); | |
| 961 | } | |
| 962 | else if (strEQ(str->str_ptr,"$NR")) { | |
| 8d063cd8 LW |
963 | numeric = 1; |
| 964 | str_set(str,"$."); | |
| 965 | } | |
| 966 | else if (strEQ(str->str_ptr,"$NF")) { | |
| 967 | numeric = 1; | |
| 968 | str_set(str,"$#Fld"); | |
| 969 | } | |
| 970 | else if (strEQ(str->str_ptr,"$0")) | |
| 971 | str_set(str,"$_"); | |
| a687059c LW |
972 | else if (strEQ(str->str_ptr,"$ARGC")) |
| 973 | str_set(str,"($#ARGV+1)"); | |
| 8d063cd8 LW |
974 | } |
| 975 | else { | |
| a687059c LW |
976 | #ifdef NOTDEF |
| 977 | if (curargs) { | |
| 978 | sprintf(tokenbuf,"$%s,",tmpstr->str_ptr); | |
| 979 | ??? if (instr(curargs->str_ptr,tokenbuf)) | |
| 980 | str_cat(str,"\377"); /* can't translate yet */ | |
| 981 | } | |
| 982 | #endif | |
| 8d063cd8 LW |
983 | str_cat(tmpstr,"[]"); |
| 984 | tmp2str = hfetch(symtab,tmpstr->str_ptr); | |
| 985 | if (tmp2str && atoi(tmp2str->str_ptr)) | |
| 986 | str_cat(str,"["); | |
| 987 | else | |
| 988 | str_cat(str,"{"); | |
| a687059c | 989 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 | 990 | str_free(fstr); |
| a687059c LW |
991 | if (strEQ(str->str_ptr,"$ARGV[0")) { |
| 992 | str_set(str,"$ARGV0"); | |
| 993 | saw_argv0++; | |
| 994 | } | |
| 995 | else { | |
| 996 | if (tmp2str && atoi(tmp2str->str_ptr)) | |
| 997 | strcpy(tokenbuf,"]"); | |
| 998 | else | |
| 999 | strcpy(tokenbuf,"}"); | |
| c5cf9ec2 | 1000 | *tokenbuf += (char)128; |
| a687059c LW |
1001 | str_cat(str,tokenbuf); |
| 1002 | } | |
| 8d063cd8 LW |
1003 | } |
| 1004 | str_free(tmpstr); | |
| 1005 | break; | |
| 1006 | case OFLD: | |
| 1007 | str = str_new(0); | |
| 1008 | if (split_to_array) { | |
| 1009 | str_set(str,"$Fld"); | |
| 1010 | str_cat(str,"["); | |
| a687059c | 1011 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1012 | str_free(fstr); |
| 1013 | str_cat(str,"]"); | |
| 1014 | } | |
| 1015 | else { | |
| a687059c | 1016 | i = atoi(walk(1,level,ops[node+1].ival,&numarg,P_MIN)->str_ptr); |
| 8d063cd8 LW |
1017 | if (i <= arymax) |
| 1018 | sprintf(tokenbuf,"$%s",nameary[i]); | |
| 1019 | else | |
| 1020 | sprintf(tokenbuf,"$Fld%d",i); | |
| 1021 | str_set(str,tokenbuf); | |
| 1022 | } | |
| 1023 | break; | |
| 1024 | case OVFLD: | |
| 1025 | str = str_new(0); | |
| 1026 | str_set(str,"$Fld["); | |
| 1027 | i = ops[node+1].ival; | |
| 1028 | if ((ops[i].ival & 255) == OPAREN) | |
| 1029 | i = ops[i+1].ival; | |
| a687059c | 1030 | tmpstr=walk(1,level,i,&numarg,P_MIN); |
| 8d063cd8 LW |
1031 | str_scat(str,tmpstr); |
| 1032 | str_free(tmpstr); | |
| 1033 | str_cat(str,"]"); | |
| 1034 | break; | |
| 1035 | case OJUNK: | |
| 1036 | goto def; | |
| 1037 | case OSNEWLINE: | |
| 1038 | str = str_new(2); | |
| 1039 | str_set(str,";\n"); | |
| 1040 | tab(str,level); | |
| 1041 | break; | |
| 1042 | case ONEWLINE: | |
| 1043 | str = str_new(1); | |
| 1044 | str_set(str,"\n"); | |
| 1045 | tab(str,level); | |
| 1046 | break; | |
| 1047 | case OSCOMMENT: | |
| 1048 | str = str_new(0); | |
| 1049 | str_set(str,";"); | |
| a687059c | 1050 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 | 1051 | for (s = tmpstr->str_ptr; *s && *s != '\n'; s++) |
| c5cf9ec2 | 1052 | *s += (char)128; |
| 8d063cd8 LW |
1053 | str_scat(str,tmpstr); |
| 1054 | str_free(tmpstr); | |
| 1055 | tab(str,level); | |
| 1056 | break; | |
| 1057 | case OCOMMENT: | |
| 1058 | str = str_new(0); | |
| a687059c | 1059 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 | 1060 | for (s = tmpstr->str_ptr; *s && *s != '\n'; s++) |
| c5cf9ec2 | 1061 | *s += (char)128; |
| 8d063cd8 LW |
1062 | str_scat(str,tmpstr); |
| 1063 | str_free(tmpstr); | |
| 1064 | tab(str,level); | |
| 1065 | break; | |
| 1066 | case OCOMMA: | |
| a687059c LW |
1067 | prec = P_COMMA; |
| 1068 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
| 8d063cd8 | 1069 | str_cat(str,", "); |
| a687059c LW |
1070 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); |
| 1071 | str_free(fstr); | |
| 1072 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
| 8d063cd8 LW |
1073 | str_free(fstr); |
| 1074 | break; | |
| 1075 | case OSEMICOLON: | |
| 1076 | str = str_new(1); | |
| a687059c LW |
1077 | str_set(str,";\n"); |
| 1078 | tab(str,level); | |
| 8d063cd8 LW |
1079 | break; |
| 1080 | case OSTATES: | |
| a687059c LW |
1081 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 1082 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
| 8d063cd8 LW |
1083 | str_free(fstr); |
| 1084 | break; | |
| 1085 | case OSTATE: | |
| 1086 | str = str_new(0); | |
| 1087 | if (len >= 1) { | |
| a687059c | 1088 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1089 | str_free(fstr); |
| 1090 | if (len >= 2) { | |
| a687059c | 1091 | tmpstr = walk(0,level,ops[node+2].ival,&numarg,P_MIN); |
| 8d063cd8 LW |
1092 | if (*tmpstr->str_ptr == ';') { |
| 1093 | addsemi(str); | |
| 1094 | str_cat(str,tmpstr->str_ptr+1); | |
| 1095 | } | |
| 1096 | str_free(tmpstr); | |
| 1097 | } | |
| 1098 | } | |
| 1099 | break; | |
| a687059c LW |
1100 | case OCLOSE: |
| 1101 | str = str_make("close("); | |
| 1102 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); | |
| 1103 | if (!do_fancy_opens) { | |
| 1104 | t = tmpstr->str_ptr; | |
| 1105 | if (*t == '"' || *t == '\'') | |
| 1106 | t = cpytill(tokenbuf,t+1,*t); | |
| 1107 | else | |
| 1108 | fatal("Internal error: OCLOSE %s",t); | |
| 1109 | s = savestr(tokenbuf); | |
| 1110 | for (t = tokenbuf; *t; t++) { | |
| 1111 | *t &= 127; | |
| 3f939f22 JH |
1112 | if (isLOWER(*t)) |
| 1113 | *t = toUPPER(*t); | |
| 1114 | if (!isALPHA(*t) && !isDIGIT(*t)) | |
| a687059c LW |
1115 | *t = '_'; |
| 1116 | } | |
| a0d0e21e | 1117 | if (!strchr(tokenbuf,'_')) |
| d48672a2 | 1118 | strcpy(t,"_FH"); |
| a687059c LW |
1119 | str_free(tmpstr); |
| 1120 | safefree(s); | |
| 1121 | str_set(str,"close "); | |
| 1122 | str_cat(str,tokenbuf); | |
| 1123 | } | |
| 1124 | else { | |
| 7c0587c8 LW |
1125 | sprintf(tokenbuf,"delete $opened{%s} && close(%s)", |
| 1126 | tmpstr->str_ptr, tmpstr->str_ptr); | |
| a687059c LW |
1127 | str_free(tmpstr); |
| 1128 | str_set(str,tokenbuf); | |
| 1129 | } | |
| 1130 | break; | |
| 8d063cd8 LW |
1131 | case OPRINTF: |
| 1132 | case OPRINT: | |
| 378cc40b LW |
1133 | lparen = ""; /* set to parens if necessary */ |
| 1134 | rparen = ""; | |
| 8d063cd8 LW |
1135 | str = str_new(0); |
| 1136 | if (len == 3) { /* output redirection */ | |
| a687059c LW |
1137 | tmpstr = walk(1,level,ops[node+3].ival,&numarg,P_MIN); |
| 1138 | tmp2str = walk(1,level,ops[node+2].ival,&numarg,P_MIN); | |
| 8d063cd8 LW |
1139 | if (!do_fancy_opens) { |
| 1140 | t = tmpstr->str_ptr; | |
| 1141 | if (*t == '"' || *t == '\'') | |
| 1142 | t = cpytill(tokenbuf,t+1,*t); | |
| 1143 | else | |
| 1144 | fatal("Internal error: OPRINT"); | |
| 1145 | d = savestr(t); | |
| 1146 | s = savestr(tokenbuf); | |
| 1147 | for (t = tokenbuf; *t; t++) { | |
| 1148 | *t &= 127; | |
| 3f939f22 JH |
1149 | if (isLOWER(*t)) |
| 1150 | *t = toUPPER(*t); | |
| 1151 | if (!isALPHA(*t) && !isDIGIT(*t)) | |
| 8d063cd8 LW |
1152 | *t = '_'; |
| 1153 | } | |
| a0d0e21e | 1154 | if (!strchr(tokenbuf,'_')) |
| d48672a2 | 1155 | strcpy(t,"_FH"); |
| a687059c LW |
1156 | tmp3str = hfetch(symtab,tokenbuf); |
| 1157 | if (!tmp3str) { | |
| 1158 | str_cat(opens,"open("); | |
| 1159 | str_cat(opens,tokenbuf); | |
| 1160 | str_cat(opens,", "); | |
| 1161 | d[1] = '\0'; | |
| 1162 | str_cat(opens,d); | |
| 1163 | str_scat(opens,tmp2str); | |
| 1164 | str_cat(opens,tmpstr->str_ptr+1); | |
| 1165 | if (*tmp2str->str_ptr == '|') | |
| 1166 | str_cat(opens,") || die 'Cannot pipe to \""); | |
| 1167 | else | |
| 1168 | str_cat(opens,") || die 'Cannot create file \""); | |
| 1169 | if (*d == '"') | |
| 1170 | str_cat(opens,"'.\""); | |
| 1171 | str_cat(opens,s); | |
| 1172 | if (*d == '"') | |
| 1173 | str_cat(opens,"\".'"); | |
| 1174 | str_cat(opens,"\".';\n"); | |
| 1175 | hstore(symtab,tokenbuf,str_make("x")); | |
| 1176 | } | |
| 8d063cd8 LW |
1177 | str_free(tmpstr); |
| 1178 | str_free(tmp2str); | |
| 1179 | safefree(s); | |
| 1180 | safefree(d); | |
| 1181 | } | |
| 1182 | else { | |
| a687059c | 1183 | sprintf(tokenbuf,"&Pick('%s', %s) &&\n", |
| 8d063cd8 LW |
1184 | tmp2str->str_ptr, tmpstr->str_ptr); |
| 1185 | str_cat(str,tokenbuf); | |
| 1186 | tab(str,level+1); | |
| a687059c | 1187 | strcpy(tokenbuf,"$fh"); |
| 8d063cd8 LW |
1188 | str_free(tmpstr); |
| 1189 | str_free(tmp2str); | |
| 378cc40b LW |
1190 | lparen = "("; |
| 1191 | rparen = ")"; | |
| 8d063cd8 LW |
1192 | } |
| 1193 | } | |
| 1194 | else | |
| a687059c | 1195 | strcpy(tokenbuf,""); |
| 378cc40b | 1196 | str_cat(str,lparen); /* may be null */ |
| 8d063cd8 LW |
1197 | if (type == OPRINTF) |
| 1198 | str_cat(str,"printf"); | |
| 1199 | else | |
| 1200 | str_cat(str,"print"); | |
| d48672a2 | 1201 | saw_fh = 0; |
| 8d063cd8 | 1202 | if (len == 3 || do_fancy_opens) { |
| d48672a2 | 1203 | if (*tokenbuf) { |
| 8d063cd8 | 1204 | str_cat(str," "); |
| d48672a2 LW |
1205 | saw_fh = 1; |
| 1206 | } | |
| 8d063cd8 LW |
1207 | str_cat(str,tokenbuf); |
| 1208 | } | |
| a687059c | 1209 | tmpstr = walk(1+(type==OPRINT),level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 | 1210 | if (!*tmpstr->str_ptr && lval_field) { |
| 2b260de0 | 1211 | t = (char*)(saw_OFS ? "$," : "' '"); |
| 8d063cd8 LW |
1212 | if (split_to_array) { |
| 1213 | sprintf(tokenbuf,"join(%s,@Fld)",t); | |
| 1214 | str_cat(tmpstr,tokenbuf); | |
| 1215 | } | |
| 1216 | else { | |
| 1217 | for (i = 1; i < maxfld; i++) { | |
| 1218 | if (i <= arymax) | |
| 1219 | sprintf(tokenbuf,"$%s, ",nameary[i]); | |
| 1220 | else | |
| 1221 | sprintf(tokenbuf,"$Fld%d, ",i); | |
| 1222 | str_cat(tmpstr,tokenbuf); | |
| 1223 | } | |
| 1224 | if (maxfld <= arymax) | |
| 1225 | sprintf(tokenbuf,"$%s",nameary[maxfld]); | |
| 1226 | else | |
| 1227 | sprintf(tokenbuf,"$Fld%d",maxfld); | |
| 1228 | str_cat(tmpstr,tokenbuf); | |
| 1229 | } | |
| 1230 | } | |
| 1231 | if (*tmpstr->str_ptr) { | |
| 1232 | str_cat(str," "); | |
| d48672a2 LW |
1233 | if (!saw_fh && *tmpstr->str_ptr == '(') { |
| 1234 | str_cat(str,"("); | |
| 1235 | str_scat(str,tmpstr); | |
| 1236 | str_cat(str,")"); | |
| 1237 | } | |
| 1238 | else | |
| 1239 | str_scat(str,tmpstr); | |
| 8d063cd8 LW |
1240 | } |
| 1241 | else { | |
| 1242 | str_cat(str," $_"); | |
| 1243 | } | |
| 378cc40b | 1244 | str_cat(str,rparen); /* may be null */ |
| 8d063cd8 LW |
1245 | str_free(tmpstr); |
| 1246 | break; | |
| a687059c LW |
1247 | case ORAND: |
| 1248 | str = str_make("rand(1)"); | |
| 1249 | break; | |
| 1250 | case OSRAND: | |
| 1251 | str = str_make("srand("); | |
| 1252 | goto maybe0; | |
| 1253 | case OATAN2: | |
| 1254 | str = str_make("atan2("); | |
| 1255 | goto maybe0; | |
| 1256 | case OSIN: | |
| 1257 | str = str_make("sin("); | |
| 1258 | goto maybe0; | |
| 1259 | case OCOS: | |
| 1260 | str = str_make("cos("); | |
| 1261 | goto maybe0; | |
| 1262 | case OSYSTEM: | |
| 1263 | str = str_make("system("); | |
| 1264 | goto maybe0; | |
| 8d063cd8 LW |
1265 | case OLENGTH: |
| 1266 | str = str_make("length("); | |
| 1267 | goto maybe0; | |
| 1268 | case OLOG: | |
| 1269 | str = str_make("log("); | |
| 1270 | goto maybe0; | |
| 1271 | case OEXP: | |
| 1272 | str = str_make("exp("); | |
| 1273 | goto maybe0; | |
| 1274 | case OSQRT: | |
| 1275 | str = str_make("sqrt("); | |
| 1276 | goto maybe0; | |
| 1277 | case OINT: | |
| 1278 | str = str_make("int("); | |
| 1279 | maybe0: | |
| 1280 | numeric = 1; | |
| 1281 | if (len > 0) | |
| a687059c | 1282 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 | 1283 | else |
| db7c17d7 | 1284 | tmpstr = str_new(0); |
| fe14fcc3 | 1285 | if (!tmpstr->str_ptr || !*tmpstr->str_ptr) { |
| 8d063cd8 | 1286 | if (lval_field) { |
| 2b260de0 | 1287 | t = (char*)(saw_OFS ? "$," : "' '"); |
| 8d063cd8 LW |
1288 | if (split_to_array) { |
| 1289 | sprintf(tokenbuf,"join(%s,@Fld)",t); | |
| 1290 | str_cat(tmpstr,tokenbuf); | |
| 1291 | } | |
| 1292 | else { | |
| 1293 | sprintf(tokenbuf,"join(%s, ",t); | |
| 1294 | str_cat(tmpstr,tokenbuf); | |
| 1295 | for (i = 1; i < maxfld; i++) { | |
| 1296 | if (i <= arymax) | |
| 1297 | sprintf(tokenbuf,"$%s,",nameary[i]); | |
| 1298 | else | |
| 1299 | sprintf(tokenbuf,"$Fld%d,",i); | |
| 1300 | str_cat(tmpstr,tokenbuf); | |
| 1301 | } | |
| 1302 | if (maxfld <= arymax) | |
| 1303 | sprintf(tokenbuf,"$%s)",nameary[maxfld]); | |
| 1304 | else | |
| 1305 | sprintf(tokenbuf,"$Fld%d)",maxfld); | |
| 1306 | str_cat(tmpstr,tokenbuf); | |
| 1307 | } | |
| 1308 | } | |
| 1309 | else | |
| 1310 | str_cat(tmpstr,"$_"); | |
| 1311 | } | |
| 1312 | if (strEQ(tmpstr->str_ptr,"$_")) { | |
| 1313 | if (type == OLENGTH && !do_chop) { | |
| 1314 | str = str_make("(length("); | |
| 1315 | str_cat(tmpstr,") - 1"); | |
| 1316 | } | |
| 1317 | } | |
| 1318 | str_scat(str,tmpstr); | |
| 1319 | str_free(tmpstr); | |
| 1320 | str_cat(str,")"); | |
| 1321 | break; | |
| 1322 | case OBREAK: | |
| 1323 | str = str_new(0); | |
| 1324 | str_set(str,"last"); | |
| 1325 | break; | |
| 1326 | case ONEXT: | |
| 1327 | str = str_new(0); | |
| 1328 | str_set(str,"next line"); | |
| 1329 | break; | |
| 1330 | case OEXIT: | |
| 1331 | str = str_new(0); | |
| 1332 | if (realexit) { | |
| a687059c | 1333 | prec = P_UNI; |
| 8d063cd8 LW |
1334 | str_set(str,"exit"); |
| 1335 | if (len == 1) { | |
| 1336 | str_cat(str," "); | |
| 1337 | exitval = TRUE; | |
| a687059c LW |
1338 | str_scat(str, |
| 1339 | fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); | |
| 8d063cd8 LW |
1340 | str_free(fstr); |
| 1341 | } | |
| 1342 | } | |
| 1343 | else { | |
| 1344 | if (len == 1) { | |
| 9f68db38 | 1345 | str_set(str,"$ExitValue = "); |
| 8d063cd8 | 1346 | exitval = TRUE; |
| a687059c LW |
1347 | str_scat(str, |
| 1348 | fstr=walk(1,level,ops[node+1].ival,&numarg,P_ASSIGN)); | |
| 8d063cd8 LW |
1349 | str_free(fstr); |
| 1350 | str_cat(str,"; "); | |
| 1351 | } | |
| 1352 | str_cat(str,"last line"); | |
| 1353 | } | |
| 1354 | break; | |
| 1355 | case OCONTINUE: | |
| 1356 | str = str_new(0); | |
| 1357 | str_set(str,"next"); | |
| 1358 | break; | |
| 1359 | case OREDIR: | |
| 1360 | goto def; | |
| 1361 | case OIF: | |
| 1362 | str = str_new(0); | |
| 1363 | str_set(str,"if ("); | |
| a687059c | 1364 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1365 | str_free(fstr); |
| 1366 | str_cat(str,") "); | |
| a687059c | 1367 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1368 | str_free(fstr); |
| 1369 | if (len == 3) { | |
| 1370 | i = ops[node+3].ival; | |
| 1371 | if (i) { | |
| 1372 | if ((ops[i].ival & 255) == OBLOCK) { | |
| 1373 | i = ops[i+1].ival; | |
| 1374 | if (i) { | |
| 1375 | if ((ops[i].ival & 255) != OIF) | |
| 1376 | i = 0; | |
| 1377 | } | |
| 1378 | } | |
| 1379 | else | |
| 1380 | i = 0; | |
| 1381 | } | |
| 1382 | if (i) { | |
| 1383 | str_cat(str,"els"); | |
| a687059c | 1384 | str_scat(str,fstr=walk(0,level,i,&numarg,P_MIN)); |
| 8d063cd8 LW |
1385 | str_free(fstr); |
| 1386 | } | |
| 1387 | else { | |
| 1388 | str_cat(str,"else "); | |
| a687059c | 1389 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1390 | str_free(fstr); |
| 1391 | } | |
| 1392 | } | |
| 1393 | break; | |
| 1394 | case OWHILE: | |
| 1395 | str = str_new(0); | |
| 1396 | str_set(str,"while ("); | |
| a687059c | 1397 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1398 | str_free(fstr); |
| 1399 | str_cat(str,") "); | |
| a687059c | 1400 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1401 | str_free(fstr); |
| 1402 | break; | |
| 7c0587c8 LW |
1403 | case ODO: |
| 1404 | str = str_new(0); | |
| 1405 | str_set(str,"do "); | |
| 1406 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
| 1407 | str_free(fstr); | |
| 1408 | if (str->str_ptr[str->str_cur - 1] == '\n') | |
| db7c17d7 | 1409 | --str->str_cur; |
| 7c0587c8 LW |
1410 | str_cat(str," while ("); |
| 1411 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
| 1412 | str_free(fstr); | |
| 1413 | str_cat(str,");"); | |
| 1414 | break; | |
| 8d063cd8 LW |
1415 | case OFOR: |
| 1416 | str = str_new(0); | |
| 1417 | str_set(str,"for ("); | |
| a687059c | 1418 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1419 | i = numarg; |
| 1420 | if (i) { | |
| 1421 | t = s = tmpstr->str_ptr; | |
| 3f939f22 | 1422 | while (isALPHA(*t) || isDIGIT(*t) || *t == '$' || *t == '_') |
| 8d063cd8 LW |
1423 | t++; |
| 1424 | i = t - s; | |
| 1425 | if (i < 2) | |
| 1426 | i = 0; | |
| 1427 | } | |
| 1428 | str_cat(str,"; "); | |
| a687059c | 1429 | fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
| a0d0e21e | 1430 | if (i && (t = strchr(fstr->str_ptr,0377))) { |
| 8d063cd8 LW |
1431 | if (strnEQ(fstr->str_ptr,s,i)) |
| 1432 | *t = ' '; | |
| 1433 | } | |
| 1434 | str_scat(str,fstr); | |
| 1435 | str_free(fstr); | |
| 1436 | str_free(tmpstr); | |
| 1437 | str_cat(str,"; "); | |
| a687059c | 1438 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1439 | str_free(fstr); |
| 1440 | str_cat(str,") "); | |
| a687059c | 1441 | str_scat(str,fstr=walk(0,level,ops[node+4].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1442 | str_free(fstr); |
| 1443 | break; | |
| 1444 | case OFORIN: | |
| a687059c | 1445 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| a0d0e21e | 1446 | d = strchr(tmpstr->str_ptr,'$'); |
| a687059c LW |
1447 | if (!d) |
| 1448 | fatal("Illegal for loop: %s",tmpstr->str_ptr); | |
| a0d0e21e | 1449 | s = strchr(d,'{'); |
| a687059c | 1450 | if (!s) |
| a0d0e21e | 1451 | s = strchr(d,'['); |
| a687059c LW |
1452 | if (!s) |
| 1453 | fatal("Illegal for loop: %s",d); | |
| 1454 | *s++ = '\0'; | |
| b7953727 | 1455 | for (t = s; (i = *t); t++) { |
| ffed7fef LW |
1456 | i &= 127; |
| 1457 | if (i == '}' || i == ']') | |
| 1458 | break; | |
| 1459 | } | |
| 1460 | if (*t) | |
| a687059c | 1461 | *t = '\0'; |
| 8d063cd8 | 1462 | str = str_new(0); |
| a687059c | 1463 | str_set(str,d+1); |
| 8d063cd8 LW |
1464 | str_cat(str,"[]"); |
| 1465 | tmp2str = hfetch(symtab,str->str_ptr); | |
| 1466 | if (tmp2str && atoi(tmp2str->str_ptr)) { | |
| 8d063cd8 | 1467 | sprintf(tokenbuf, |
| 62b28dd9 | 1468 | "foreach %s ($[ .. $#%s) ", |
| a687059c LW |
1469 | s, |
| 1470 | d+1); | |
| 8d063cd8 LW |
1471 | } |
| 1472 | else { | |
| a687059c LW |
1473 | sprintf(tokenbuf, |
| 1474 | "foreach %s (keys %%%s) ", | |
| 1475 | s, | |
| 1476 | d+1); | |
| 8d063cd8 | 1477 | } |
| a687059c LW |
1478 | str_set(str,tokenbuf); |
| 1479 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
| 1480 | str_free(fstr); | |
| 8d063cd8 LW |
1481 | str_free(tmpstr); |
| 1482 | break; | |
| 1483 | case OBLOCK: | |
| 1484 | str = str_new(0); | |
| 1485 | str_set(str,"{"); | |
| 378cc40b | 1486 | if (len >= 2 && ops[node+2].ival) { |
| a687059c | 1487 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1488 | str_free(fstr); |
| 1489 | } | |
| 1490 | fixtab(str,++level); | |
| a687059c | 1491 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1492 | str_free(fstr); |
| 1493 | addsemi(str); | |
| 1494 | fixtab(str,--level); | |
| 1495 | str_cat(str,"}\n"); | |
| 1496 | tab(str,level); | |
| 378cc40b | 1497 | if (len >= 3) { |
| a687059c | 1498 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
| 378cc40b LW |
1499 | str_free(fstr); |
| 1500 | } | |
| 8d063cd8 LW |
1501 | break; |
| 1502 | default: | |
| 1503 | def: | |
| 1504 | if (len) { | |
| 1505 | if (len > 5) | |
| 1506 | fatal("Garbage length in walk"); | |
| a687059c | 1507 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 | 1508 | for (i = 2; i<= len; i++) { |
| a687059c | 1509 | str_scat(str,fstr=walk(0,level,ops[node+i].ival,&numarg,P_MIN)); |
| 8d063cd8 LW |
1510 | str_free(fstr); |
| 1511 | } | |
| 1512 | } | |
| 1513 | else { | |
| 1514 | str = Nullstr; | |
| 1515 | } | |
| 1516 | break; | |
| 1517 | } | |
| 1518 | if (!str) | |
| 1519 | str = str_new(0); | |
| a687059c LW |
1520 | |
| 1521 | if (useval && prec < minprec) { /* need parens? */ | |
| 1522 | fstr = str_new(str->str_cur+2); | |
| 1523 | str_nset(fstr,"(",1); | |
| 1524 | str_scat(fstr,str); | |
| 1525 | str_ncat(fstr,")",1); | |
| 1526 | str_free(str); | |
| 1527 | str = fstr; | |
| 1528 | } | |
| 1529 | ||
| 8d063cd8 LW |
1530 | *numericptr = numeric; |
| 1531 | #ifdef DEBUGGING | |
| 1532 | if (debug & 4) { | |
| 1533 | printf("%3d %5d %15s %d %4d ",level,node,opname[type],len,str->str_cur); | |
| 1534 | for (t = str->str_ptr; *t && t - str->str_ptr < 40; t++) | |
| 1535 | if (*t == '\n') | |
| 1536 | printf("\\n"); | |
| 1537 | else if (*t == '\t') | |
| 1538 | printf("\\t"); | |
| 1539 | else | |
| 1540 | putchar(*t); | |
| 1541 | putchar('\n'); | |
| 1542 | } | |
| 1543 | #endif | |
| 1544 | return str; | |
| 1545 | } | |
| 1546 | ||
| 748a9306 | 1547 | static void |
| f0f333f4 | 1548 | tab(register STR *str, register int lvl) |
| 8d063cd8 LW |
1549 | { |
| 1550 | while (lvl > 1) { | |
| 1551 | str_cat(str,"\t"); | |
| 1552 | lvl -= 2; | |
| 1553 | } | |
| 1554 | if (lvl) | |
| 1555 | str_cat(str," "); | |
| 1556 | } | |
| 1557 | ||
| 748a9306 | 1558 | static void |
| f0f333f4 | 1559 | fixtab(register STR *str, register int lvl) |
| 8d063cd8 LW |
1560 | { |
| 1561 | register char *s; | |
| 1562 | ||
| 1563 | /* strip trailing white space */ | |
| 1564 | ||
| 1565 | s = str->str_ptr+str->str_cur - 1; | |
| a687059c | 1566 | while (s >= str->str_ptr && (*s == ' ' || *s == '\t' || *s == '\n')) |
| 8d063cd8 LW |
1567 | s--; |
| 1568 | s[1] = '\0'; | |
| 1569 | str->str_cur = s + 1 - str->str_ptr; | |
| 1570 | if (s >= str->str_ptr && *s != '\n') | |
| 1571 | str_cat(str,"\n"); | |
| 1572 | ||
| 1573 | tab(str,lvl); | |
| 1574 | } | |
| 1575 | ||
| 748a9306 | 1576 | static void |
| f0f333f4 | 1577 | addsemi(register STR *str) |
| 8d063cd8 LW |
1578 | { |
| 1579 | register char *s; | |
| 1580 | ||
| 1581 | s = str->str_ptr+str->str_cur - 1; | |
| 1582 | while (s >= str->str_ptr && (*s == ' ' || *s == '\t' || *s == '\n')) | |
| 1583 | s--; | |
| 1584 | if (s >= str->str_ptr && *s != ';' && *s != '}') | |
| 1585 | str_cat(str,";"); | |
| 1586 | } | |
| 1587 | ||
| 56febc5e | 1588 | static void |
| f0f333f4 | 1589 | emit_split(register STR *str, int level) |
| 8d063cd8 LW |
1590 | { |
| 1591 | register int i; | |
| 1592 | ||
| 1593 | if (split_to_array) | |
| 1594 | str_cat(str,"@Fld"); | |
| 1595 | else { | |
| 1596 | str_cat(str,"("); | |
| 1597 | for (i = 1; i < maxfld; i++) { | |
| 1598 | if (i <= arymax) | |
| 1599 | sprintf(tokenbuf,"$%s,",nameary[i]); | |
| 1600 | else | |
| 1601 | sprintf(tokenbuf,"$Fld%d,",i); | |
| 1602 | str_cat(str,tokenbuf); | |
| 1603 | } | |
| 1604 | if (maxfld <= arymax) | |
| 1605 | sprintf(tokenbuf,"$%s)",nameary[maxfld]); | |
| 1606 | else | |
| 1607 | sprintf(tokenbuf,"$Fld%d)",maxfld); | |
| 1608 | str_cat(str,tokenbuf); | |
| 1609 | } | |
| 1610 | if (const_FS) { | |
| 4cec2b33 | 1611 | sprintf(tokenbuf," = split(/[%c\\n]/, $_, -1);\n",const_FS); |
| 8d063cd8 LW |
1612 | str_cat(str,tokenbuf); |
| 1613 | } | |
| 1614 | else if (saw_FS) | |
| 4cec2b33 | 1615 | str_cat(str," = split($FS, $_, -1);\n"); |
| 8d063cd8 | 1616 | else |
| 4cec2b33 | 1617 | str_cat(str," = split(' ', $_, -1);\n"); |
| 8d063cd8 LW |
1618 | tab(str,level); |
| 1619 | } | |
| 1620 | ||
| 9c8d0b29 | 1621 | int |
| f0f333f4 | 1622 | prewalk(int numit, int level, register int node, int *numericptr) |
| 8d063cd8 LW |
1623 | { |
| 1624 | register int len; | |
| 1625 | register int type; | |
| 1626 | register int i; | |
| 8d063cd8 LW |
1627 | int numarg; |
| 1628 | int numeric = FALSE; | |
| a687059c LW |
1629 | STR *tmpstr; |
| 1630 | STR *tmp2str; | |
| 8d063cd8 LW |
1631 | |
| 1632 | if (!node) { | |
| 1633 | *numericptr = 0; | |
| 1634 | return 0; | |
| 1635 | } | |
| 1636 | type = ops[node].ival; | |
| 1637 | len = type >> 8; | |
| 1638 | type &= 255; | |
| 1639 | switch (type) { | |
| 1640 | case OPROG: | |
| 1641 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1642 | if (ops[node+2].ival) { | |
| 1643 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1644 | } | |
| 1645 | ++level; | |
| 1646 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 1647 | --level; | |
| 1648 | if (ops[node+3].ival) { | |
| 1649 | prewalk(0,level,ops[node+4].ival,&numarg); | |
| 1650 | } | |
| 1651 | break; | |
| 1652 | case OHUNKS: | |
| 1653 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1654 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1655 | if (len == 3) { | |
| 1656 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 1657 | } | |
| 1658 | break; | |
| 1659 | case ORANGE: | |
| 1660 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1661 | prewalk(1,level,ops[node+2].ival,&numarg); | |
| 1662 | break; | |
| 1663 | case OPAT: | |
| 1664 | goto def; | |
| 1665 | case OREGEX: | |
| 1666 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1667 | break; | |
| 1668 | case OHUNK: | |
| 1669 | if (len == 1) { | |
| 1670 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1671 | } | |
| 1672 | else { | |
| 1673 | i = prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1674 | if (i) { | |
| 1675 | ++level; | |
| 1676 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1677 | --level; | |
| 1678 | } | |
| 1679 | else { | |
| 1680 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1681 | } | |
| 1682 | } | |
| 1683 | break; | |
| 1684 | case OPPAREN: | |
| 1685 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1686 | break; | |
| 1687 | case OPANDAND: | |
| 1688 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1689 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1690 | break; | |
| 1691 | case OPOROR: | |
| 1692 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1693 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1694 | break; | |
| 1695 | case OPNOT: | |
| 1696 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1697 | break; | |
| 1698 | case OCPAREN: | |
| 1699 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1700 | numeric |= numarg; | |
| 1701 | break; | |
| 1702 | case OCANDAND: | |
| 1703 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1704 | numeric = 1; | |
| 1705 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1706 | break; | |
| 1707 | case OCOROR: | |
| 1708 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1709 | numeric = 1; | |
| 1710 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1711 | break; | |
| 1712 | case OCNOT: | |
| 1713 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1714 | numeric = 1; | |
| 1715 | break; | |
| 1716 | case ORELOP: | |
| 1717 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1718 | numeric |= numarg; | |
| 1719 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1720 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 1721 | numeric |= numarg; | |
| 1722 | numeric = 1; | |
| 1723 | break; | |
| 1724 | case ORPAREN: | |
| 1725 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1726 | numeric |= numarg; | |
| 1727 | break; | |
| 1728 | case OMATCHOP: | |
| 1729 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1730 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1731 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 1732 | numeric = 1; | |
| 1733 | break; | |
| 1734 | case OMPAREN: | |
| 1735 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1736 | numeric |= numarg; | |
| 1737 | break; | |
| 1738 | case OCONCAT: | |
| 1739 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1740 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1741 | break; | |
| 1742 | case OASSIGN: | |
| 1743 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1744 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1745 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 75f92628 | 1746 | if (numarg || strlen(ops[ops[node+1].ival+1].cval) > (Size_t)1) { |
| 8d063cd8 LW |
1747 | numericize(ops[node+2].ival); |
| 1748 | if (!numarg) | |
| 1749 | numericize(ops[node+3].ival); | |
| 1750 | } | |
| 1751 | numeric |= numarg; | |
| 1752 | break; | |
| 1753 | case OADD: | |
| 1754 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1755 | prewalk(1,level,ops[node+2].ival,&numarg); | |
| 1756 | numeric = 1; | |
| 1757 | break; | |
| a687059c | 1758 | case OSUBTRACT: |
| 8d063cd8 LW |
1759 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1760 | prewalk(1,level,ops[node+2].ival,&numarg); | |
| 1761 | numeric = 1; | |
| 1762 | break; | |
| 1763 | case OMULT: | |
| 1764 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1765 | prewalk(1,level,ops[node+2].ival,&numarg); | |
| 1766 | numeric = 1; | |
| 1767 | break; | |
| 1768 | case ODIV: | |
| 1769 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1770 | prewalk(1,level,ops[node+2].ival,&numarg); | |
| 1771 | numeric = 1; | |
| 1772 | break; | |
| a687059c LW |
1773 | case OPOW: |
| 1774 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1775 | prewalk(1,level,ops[node+2].ival,&numarg); | |
| 1776 | numeric = 1; | |
| 1777 | break; | |
| 8d063cd8 LW |
1778 | case OMOD: |
| 1779 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1780 | prewalk(1,level,ops[node+2].ival,&numarg); | |
| 1781 | numeric = 1; | |
| 1782 | break; | |
| 1783 | case OPOSTINCR: | |
| 1784 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1785 | numeric = 1; | |
| 1786 | break; | |
| 1787 | case OPOSTDECR: | |
| 1788 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1789 | numeric = 1; | |
| 1790 | break; | |
| 1791 | case OPREINCR: | |
| 1792 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1793 | numeric = 1; | |
| 1794 | break; | |
| 1795 | case OPREDECR: | |
| 1796 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1797 | numeric = 1; | |
| 1798 | break; | |
| 1799 | case OUMINUS: | |
| 1800 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1801 | numeric = 1; | |
| 1802 | break; | |
| 1803 | case OUPLUS: | |
| 1804 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1805 | numeric = 1; | |
| 1806 | break; | |
| 1807 | case OPAREN: | |
| 1808 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1809 | numeric |= numarg; | |
| 1810 | break; | |
| 1811 | case OGETLINE: | |
| 1812 | break; | |
| 1813 | case OSPRINTF: | |
| 1814 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1815 | break; | |
| 1816 | case OSUBSTR: | |
| 1817 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1818 | prewalk(1,level,ops[node+2].ival,&numarg); | |
| 1819 | if (len == 3) { | |
| 1820 | prewalk(1,level,ops[node+3].ival,&numarg); | |
| 1821 | } | |
| 1822 | break; | |
| 1823 | case OSTRING: | |
| 1824 | break; | |
| 1825 | case OSPLIT: | |
| 1826 | numeric = 1; | |
| 1827 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1828 | if (len == 3) | |
| 1829 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 1830 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1831 | break; | |
| 1832 | case OINDEX: | |
| 1833 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1834 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1835 | numeric = 1; | |
| 1836 | break; | |
| a687059c LW |
1837 | case OMATCH: |
| 1838 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1839 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1840 | numeric = 1; | |
| 1841 | break; | |
| 1842 | case OUSERDEF: | |
| 1843 | subretnum = FALSE; | |
| 1844 | --level; | |
| 1845 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); | |
| 1846 | ++level; | |
| 1847 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1848 | prewalk(0,level,ops[node+4].ival,&numarg); | |
| 1849 | prewalk(0,level,ops[node+5].ival,&numarg); | |
| 1850 | --level; | |
| 1851 | str_cat(tmpstr,"("); | |
| 1852 | tmp2str = str_new(0); | |
| 1853 | if (subretnum || numarg) | |
| 1854 | str_set(tmp2str,"1"); | |
| 1855 | hstore(symtab,tmpstr->str_ptr,tmp2str); | |
| 1856 | str_free(tmpstr); | |
| 1857 | level++; | |
| 1858 | break; | |
| 1859 | case ORETURN: | |
| 1860 | if (len > 0) { | |
| 1861 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1862 | if (numarg) | |
| 1863 | subretnum = TRUE; | |
| 1864 | } | |
| 1865 | break; | |
| 1866 | case OUSERFUN: | |
| 1867 | tmp2str = str_new(0); | |
| 1868 | str_scat(tmp2str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
| 663a0e37 | 1869 | fixrargs(tmpstr->str_ptr,ops[node+2].ival,0); |
| a687059c LW |
1870 | str_free(tmpstr); |
| 1871 | str_cat(tmp2str,"("); | |
| 1872 | tmpstr = hfetch(symtab,tmp2str->str_ptr); | |
| 1873 | if (tmpstr && tmpstr->str_ptr) | |
| 1874 | numeric |= atoi(tmpstr->str_ptr); | |
| 1875 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1876 | str_free(tmp2str); | |
| 1877 | break; | |
| 1878 | case OGSUB: | |
| 1879 | case OSUB: | |
| 1880 | if (len >= 3) | |
| 1881 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 1882 | prewalk(0,level,ops[ops[node+2].ival+1].ival,&numarg); | |
| 1883 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1884 | numeric = 1; | |
| 1885 | break; | |
| 8d063cd8 LW |
1886 | case ONUM: |
| 1887 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1888 | numeric = 1; | |
| 1889 | break; | |
| 1890 | case OSTR: | |
| 1891 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1892 | break; | |
| a687059c LW |
1893 | case ODEFINED: |
| 1894 | case ODELETE: | |
| 1895 | case OSTAR: | |
| 8d063cd8 LW |
1896 | case OVAR: |
| 1897 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1898 | if (len == 1) { | |
| 1899 | if (numit) | |
| 1900 | numericize(node); | |
| 1901 | } | |
| 1902 | else { | |
| 1903 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1904 | } | |
| 1905 | break; | |
| 1906 | case OFLD: | |
| 1907 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1908 | break; | |
| 1909 | case OVFLD: | |
| 1910 | i = ops[node+1].ival; | |
| 1911 | prewalk(0,level,i,&numarg); | |
| 1912 | break; | |
| 1913 | case OJUNK: | |
| 1914 | goto def; | |
| 1915 | case OSNEWLINE: | |
| 1916 | break; | |
| 1917 | case ONEWLINE: | |
| 1918 | break; | |
| 1919 | case OSCOMMENT: | |
| 1920 | break; | |
| 1921 | case OCOMMENT: | |
| 1922 | break; | |
| 1923 | case OCOMMA: | |
| 1924 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1925 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| a687059c | 1926 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 8d063cd8 LW |
1927 | break; |
| 1928 | case OSEMICOLON: | |
| 1929 | break; | |
| 1930 | case OSTATES: | |
| 1931 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1932 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1933 | break; | |
| 1934 | case OSTATE: | |
| 1935 | if (len >= 1) { | |
| 1936 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1937 | if (len >= 2) { | |
| 1938 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1939 | } | |
| 1940 | } | |
| 1941 | break; | |
| a687059c LW |
1942 | case OCLOSE: |
| 1943 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1944 | break; | |
| 8d063cd8 LW |
1945 | case OPRINTF: |
| 1946 | case OPRINT: | |
| 1947 | if (len == 3) { /* output redirection */ | |
| 1948 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 1949 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1950 | } | |
| 1951 | prewalk(0+(type==OPRINT),level,ops[node+1].ival,&numarg); | |
| 1952 | break; | |
| a687059c LW |
1953 | case ORAND: |
| 1954 | break; | |
| 1955 | case OSRAND: | |
| 1956 | goto maybe0; | |
| 1957 | case OATAN2: | |
| 1958 | goto maybe0; | |
| 1959 | case OSIN: | |
| 1960 | goto maybe0; | |
| 1961 | case OCOS: | |
| 1962 | goto maybe0; | |
| 1963 | case OSYSTEM: | |
| 1964 | goto maybe0; | |
| 8d063cd8 LW |
1965 | case OLENGTH: |
| 1966 | goto maybe0; | |
| 1967 | case OLOG: | |
| 1968 | goto maybe0; | |
| 1969 | case OEXP: | |
| 1970 | goto maybe0; | |
| 1971 | case OSQRT: | |
| 1972 | goto maybe0; | |
| 1973 | case OINT: | |
| 1974 | maybe0: | |
| 1975 | numeric = 1; | |
| 1976 | if (len > 0) | |
| a687059c LW |
1977 | prewalk(type != OLENGTH && type != OSYSTEM, |
| 1978 | level,ops[node+1].ival,&numarg); | |
| 8d063cd8 LW |
1979 | break; |
| 1980 | case OBREAK: | |
| 1981 | break; | |
| 1982 | case ONEXT: | |
| 1983 | break; | |
| 1984 | case OEXIT: | |
| 1985 | if (len == 1) { | |
| 1986 | prewalk(1,level,ops[node+1].ival,&numarg); | |
| 1987 | } | |
| 1988 | break; | |
| 1989 | case OCONTINUE: | |
| 1990 | break; | |
| 1991 | case OREDIR: | |
| 1992 | goto def; | |
| 1993 | case OIF: | |
| 1994 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 1995 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 1996 | if (len == 3) { | |
| 1997 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 1998 | } | |
| 1999 | break; | |
| 2000 | case OWHILE: | |
| 2001 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 2002 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 2003 | break; | |
| 2004 | case OFOR: | |
| 2005 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 2006 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 2007 | prewalk(0,level,ops[node+3].ival,&numarg); | |
| 2008 | prewalk(0,level,ops[node+4].ival,&numarg); | |
| 2009 | break; | |
| 2010 | case OFORIN: | |
| 2011 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 2012 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 8d063cd8 LW |
2013 | break; |
| 2014 | case OBLOCK: | |
| 2015 | if (len == 2) { | |
| 2016 | prewalk(0,level,ops[node+2].ival,&numarg); | |
| 2017 | } | |
| 2018 | ++level; | |
| 2019 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 2020 | --level; | |
| 2021 | break; | |
| 2022 | default: | |
| 2023 | def: | |
| 2024 | if (len) { | |
| 2025 | if (len > 5) | |
| 2026 | fatal("Garbage length in prewalk"); | |
| 2027 | prewalk(0,level,ops[node+1].ival,&numarg); | |
| 2028 | for (i = 2; i<= len; i++) { | |
| 2029 | prewalk(0,level,ops[node+i].ival,&numarg); | |
| 2030 | } | |
| 2031 | } | |
| 2032 | break; | |
| 2033 | } | |
| 2034 | *numericptr = numeric; | |
| 2035 | return 1; | |
| 2036 | } | |
| 2037 | ||
| 748a9306 | 2038 | static void |
| f0f333f4 | 2039 | numericize(register int node) |
| 8d063cd8 LW |
2040 | { |
| 2041 | register int len; | |
| 2042 | register int type; | |
| 8d063cd8 LW |
2043 | STR *tmpstr; |
| 2044 | STR *tmp2str; | |
| 2045 | int numarg; | |
| 2046 | ||
| 2047 | type = ops[node].ival; | |
| 2048 | len = type >> 8; | |
| 2049 | type &= 255; | |
| 2050 | if (type == OVAR && len == 1) { | |
| a687059c | 2051 | tmpstr=walk(0,0,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 LW |
2052 | tmp2str = str_make("1"); |
| 2053 | hstore(symtab,tmpstr->str_ptr,tmp2str); | |
| 2054 | } | |
| 2055 | } |