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| 79072805 |
1 | /* $RCSfile: walk.c,v $$Revision: 4.1 $$Date: 92/08/07 18:29:31 $ |
| a687059c |
2 | * |
| d48672a2 |
3 | * Copyright (c) 1991, Larry Wall |
| a687059c |
4 | * |
| d48672a2 |
5 | * You may distribute under the terms of either the GNU General Public |
| 6 | * License or the Artistic License, as specified in the README file. |
| 8d063cd8 |
7 | * |
| 8 | * $Log: walk.c,v $ |
| 79072805 |
9 | * Revision 4.1 92/08/07 18:29:31 lwall |
| 10 | * |
| 7c0587c8 |
11 | * Revision 4.0.1.3 92/06/08 17:33:46 lwall |
| 12 | * patch20: in a2p, simplified the filehandle model |
| 13 | * patch20: in a2p, made RS="" translate to $/ = "\n\n" |
| 14 | * patch20: in a2p, do {...} while ... was missing some reconstruction code |
| 15 | * patch20: in a2p, getline should allow variable to be array element |
| 16 | * |
| 55204971 |
17 | * Revision 4.0.1.2 91/11/05 19:25:09 lwall |
| 18 | * patch11: in a2p, split on whitespace produced extra null field |
| 19 | * |
| d48672a2 |
20 | * Revision 4.0.1.1 91/06/07 12:22:04 lwall |
| 21 | * patch4: new copyright notice |
| 22 | * patch4: a2p didn't correctly implement -n switch |
| 23 | * |
| fe14fcc3 |
24 | * Revision 4.0 91/03/20 01:58:36 lwall |
| 25 | * 4.0 baseline. |
| 8d063cd8 |
26 | * |
| 27 | */ |
| 28 | |
| 29 | #include "handy.h" |
| 30 | #include "EXTERN.h" |
| 31 | #include "util.h" |
| 32 | #include "a2p.h" |
| 33 | |
| 34 | bool exitval = FALSE; |
| 35 | bool realexit = FALSE; |
| 378cc40b |
36 | bool saw_getline = FALSE; |
| a687059c |
37 | bool subretnum = FALSE; |
| 38 | bool saw_FNR = FALSE; |
| 39 | bool saw_argv0 = FALSE; |
| d48672a2 |
40 | bool saw_fh = FALSE; |
| 8d063cd8 |
41 | int maxtmp = 0; |
| 378cc40b |
42 | char *lparen; |
| 43 | char *rparen; |
| 55204971 |
44 | char *limit; |
| a687059c |
45 | STR *subs; |
| 46 | STR *curargs = Nullstr; |
| 8d063cd8 |
47 | |
| 48 | STR * |
| a687059c |
49 | walk(useval,level,node,numericptr,minprec) |
| 8d063cd8 |
50 | int useval; |
| 51 | int level; |
| 52 | register int node; |
| 53 | int *numericptr; |
| a687059c |
54 | int minprec; /* minimum precedence without parens */ |
| 8d063cd8 |
55 | { |
| 56 | register int len; |
| 57 | register STR *str; |
| 58 | register int type; |
| 59 | register int i; |
| 60 | register STR *tmpstr; |
| 61 | STR *tmp2str; |
| a687059c |
62 | STR *tmp3str; |
| 8d063cd8 |
63 | char *t; |
| 64 | char *d, *s; |
| 65 | int numarg; |
| 66 | int numeric = FALSE; |
| 67 | STR *fstr; |
| a687059c |
68 | int prec = P_MAX; /* assume no parens needed */ |
| 8d063cd8 |
69 | char *index(); |
| 70 | |
| 71 | if (!node) { |
| 72 | *numericptr = 0; |
| 73 | return str_make(""); |
| 74 | } |
| 75 | type = ops[node].ival; |
| 76 | len = type >> 8; |
| 77 | type &= 255; |
| 78 | switch (type) { |
| 79 | case OPROG: |
| d48672a2 |
80 | arymax = 0; |
| 81 | if (namelist) { |
| 82 | while (isalpha(*namelist)) { |
| 83 | for (d = tokenbuf,s=namelist; |
| 84 | isalpha(*s) || isdigit(*s) || *s == '_'; |
| 85 | *d++ = *s++) ; |
| 86 | *d = '\0'; |
| 87 | while (*s && !isalpha(*s)) s++; |
| 88 | namelist = s; |
| 89 | nameary[++arymax] = savestr(tokenbuf); |
| 90 | } |
| 91 | } |
| 92 | if (maxfld < arymax) |
| 93 | maxfld = arymax; |
| 8d063cd8 |
94 | opens = str_new(0); |
| a687059c |
95 | subs = str_new(0); |
| 96 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
97 | if (do_split && need_entire && !absmaxfld) |
| 98 | split_to_array = TRUE; |
| 99 | if (do_split && split_to_array) |
| 100 | set_array_base = TRUE; |
| 101 | if (set_array_base) { |
| 102 | str_cat(str,"$[ = 1;\t\t\t# set array base to 1\n"); |
| 103 | } |
| 104 | if (fswitch && !const_FS) |
| 105 | const_FS = fswitch; |
| 106 | if (saw_FS > 1 || saw_RS) |
| 107 | const_FS = 0; |
| 108 | if (saw_ORS && need_entire) |
| 109 | do_chop = TRUE; |
| 110 | if (fswitch) { |
| 111 | str_cat(str,"$FS = '"); |
| 112 | if (index("*+?.[]()|^$\\",fswitch)) |
| 113 | str_cat(str,"\\"); |
| 114 | sprintf(tokenbuf,"%c",fswitch); |
| 115 | str_cat(str,tokenbuf); |
| 116 | str_cat(str,"';\t\t# field separator from -F switch\n"); |
| 117 | } |
| 118 | else if (saw_FS && !const_FS) { |
| 9bb9d9f7 |
119 | str_cat(str,"$FS = ' ';\t\t# set field separator\n"); |
| 8d063cd8 |
120 | } |
| 121 | if (saw_OFS) { |
| a559c259 |
122 | str_cat(str,"$, = ' ';\t\t# set output field separator\n"); |
| 8d063cd8 |
123 | } |
| 124 | if (saw_ORS) { |
| a559c259 |
125 | str_cat(str,"$\\ = \"\\n\";\t\t# set output record separator\n"); |
| 8d063cd8 |
126 | } |
| a687059c |
127 | if (saw_argv0) { |
| 128 | str_cat(str,"$ARGV0 = $0;\t\t# remember what we ran as\n"); |
| 129 | } |
| 8d063cd8 |
130 | if (str->str_cur > 20) |
| 131 | str_cat(str,"\n"); |
| 132 | if (ops[node+2].ival) { |
| a687059c |
133 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 |
134 | str_free(fstr); |
| 135 | str_cat(str,"\n\n"); |
| 136 | } |
| a687059c |
137 | fstr = walk(0,level+1,ops[node+3].ival,&numarg,P_MIN); |
| 138 | if (*fstr->str_ptr) { |
| 139 | if (saw_line_op) |
| 140 | str_cat(str,"line: "); |
| 141 | str_cat(str,"while (<>) {\n"); |
| 142 | tab(str,++level); |
| 143 | if (saw_FS && !const_FS) |
| 144 | do_chop = TRUE; |
| 145 | if (do_chop) { |
| 146 | str_cat(str,"chop;\t# strip record separator\n"); |
| 147 | tab(str,level); |
| 8d063cd8 |
148 | } |
| a687059c |
149 | if (do_split) |
| 150 | emit_split(str,level); |
| 151 | str_scat(str,fstr); |
| 152 | str_free(fstr); |
| 153 | fixtab(str,--level); |
| 154 | str_cat(str,"}\n"); |
| 155 | if (saw_FNR) |
| 156 | str_cat(str,"continue {\n $FNRbase = $. if eof;\n}\n"); |
| 8d063cd8 |
157 | } |
| a687059c |
158 | else |
| ae986130 |
159 | str_cat(str,"while (<>) { } # (no line actions)\n"); |
| 8d063cd8 |
160 | if (ops[node+4].ival) { |
| 161 | realexit = TRUE; |
| 162 | str_cat(str,"\n"); |
| 163 | tab(str,level); |
| a687059c |
164 | str_scat(str,fstr=walk(0,level,ops[node+4].ival,&numarg,P_MIN)); |
| 8d063cd8 |
165 | str_free(fstr); |
| 166 | str_cat(str,"\n"); |
| 167 | } |
| 168 | if (exitval) |
| 9f68db38 |
169 | str_cat(str,"exit $ExitValue;\n"); |
| a687059c |
170 | if (subs->str_ptr) { |
| 171 | str_cat(str,"\n"); |
| 172 | str_scat(str,subs); |
| 173 | } |
| 378cc40b |
174 | if (saw_getline) { |
| a687059c |
175 | for (len = 0; len < 4; len++) { |
| 176 | if (saw_getline & (1 << len)) { |
| 177 | sprintf(tokenbuf,"\nsub Getline%d {\n",len); |
| 178 | str_cat(str, tokenbuf); |
| 179 | if (len & 2) { |
| 180 | if (do_fancy_opens) |
| 181 | str_cat(str," &Pick('',@_);\n"); |
| 182 | else |
| 183 | str_cat(str," ($fh) = @_;\n"); |
| 184 | } |
| 185 | else { |
| 186 | if (saw_FNR) |
| 187 | str_cat(str," $FNRbase = $. if eof;\n"); |
| 188 | } |
| 189 | if (len & 1) |
| 62b28dd9 |
190 | str_cat(str," local($_);\n"); |
| a687059c |
191 | if (len & 2) |
| 192 | str_cat(str, |
| 193 | " if ($getline_ok = (($_ = <$fh>) ne ''))"); |
| 194 | else |
| 195 | str_cat(str, |
| 196 | " if ($getline_ok = (($_ = <>) ne ''))"); |
| 197 | str_cat(str, " {\n"); |
| 198 | level += 2; |
| 199 | tab(str,level); |
| 200 | i = 0; |
| 201 | if (do_chop) { |
| 202 | i++; |
| 203 | str_cat(str,"chop;\t# strip record separator\n"); |
| 204 | tab(str,level); |
| 205 | } |
| 206 | if (do_split && !(len & 1)) { |
| 207 | i++; |
| 208 | emit_split(str,level); |
| 209 | } |
| 210 | if (!i) |
| 211 | str_cat(str,";\n"); |
| 212 | fixtab(str,--level); |
| 213 | str_cat(str,"}\n $_;\n}\n"); |
| 214 | --level; |
| 215 | } |
| 378cc40b |
216 | } |
| 378cc40b |
217 | } |
| 8d063cd8 |
218 | if (do_fancy_opens) { |
| 219 | str_cat(str,"\n\ |
| 220 | sub Pick {\n\ |
| a687059c |
221 | local($mode,$name,$pipe) = @_;\n\ |
| 7c0587c8 |
222 | $fh = $name;\n\ |
| 223 | open($name,$mode.$name.$pipe) unless $opened{$name}++;\n\ |
| 8d063cd8 |
224 | }\n\ |
| 225 | "); |
| 226 | } |
| 227 | break; |
| 228 | case OHUNKS: |
| a687059c |
229 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 230 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 |
231 | str_free(fstr); |
| 232 | if (len == 3) { |
| a687059c |
233 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
| 8d063cd8 |
234 | str_free(fstr); |
| 235 | } |
| 236 | else { |
| 237 | } |
| 238 | break; |
| 239 | case ORANGE: |
| a687059c |
240 | prec = P_DOTDOT; |
| 241 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); |
| 8d063cd8 |
242 | str_cat(str," .. "); |
| a687059c |
243 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 |
244 | str_free(fstr); |
| 245 | break; |
| 246 | case OPAT: |
| 247 | goto def; |
| 248 | case OREGEX: |
| 249 | str = str_new(0); |
| 250 | str_set(str,"/"); |
| a687059c |
251 | tmpstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
252 | /* translate \nnn to [\nnn] */ |
| 253 | for (s = tmpstr->str_ptr, d = tokenbuf; *s; s++, d++) { |
| a687059c |
254 | if (*s == '\\' && isdigit(s[1]) && isdigit(s[2]) && isdigit(s[3])){ |
| 8d063cd8 |
255 | *d++ = '['; |
| 256 | *d++ = *s++; |
| 257 | *d++ = *s++; |
| 258 | *d++ = *s++; |
| 259 | *d++ = *s; |
| 260 | *d = ']'; |
| 261 | } |
| 262 | else |
| 263 | *d = *s; |
| 264 | } |
| 265 | *d = '\0'; |
| 378cc40b |
266 | for (d=tokenbuf; *d; d++) |
| 267 | *d += 128; |
| 8d063cd8 |
268 | str_cat(str,tokenbuf); |
| 269 | str_free(tmpstr); |
| 270 | str_cat(str,"/"); |
| 271 | break; |
| 272 | case OHUNK: |
| 273 | if (len == 1) { |
| 274 | str = str_new(0); |
| a687059c |
275 | str = walk(0,level,oper1(OPRINT,0),&numarg,P_MIN); |
| 8d063cd8 |
276 | str_cat(str," if "); |
| a687059c |
277 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
278 | str_free(fstr); |
| 279 | str_cat(str,";"); |
| 280 | } |
| 281 | else { |
| a687059c |
282 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
283 | if (*tmpstr->str_ptr) { |
| 284 | str = str_new(0); |
| 285 | str_set(str,"if ("); |
| 286 | str_scat(str,tmpstr); |
| 287 | str_cat(str,") {\n"); |
| 288 | tab(str,++level); |
| a687059c |
289 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 |
290 | str_free(fstr); |
| 291 | fixtab(str,--level); |
| 292 | str_cat(str,"}\n"); |
| 293 | tab(str,level); |
| 294 | } |
| 295 | else { |
| a687059c |
296 | str = walk(0,level,ops[node+2].ival,&numarg,P_MIN); |
| 8d063cd8 |
297 | } |
| 298 | } |
| 299 | break; |
| 300 | case OPPAREN: |
| 301 | str = str_new(0); |
| 302 | str_set(str,"("); |
| a687059c |
303 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
304 | str_free(fstr); |
| 305 | str_cat(str,")"); |
| 306 | break; |
| 307 | case OPANDAND: |
| a687059c |
308 | prec = P_ANDAND; |
| 309 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
310 | str_cat(str," && "); |
| a687059c |
311 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 312 | str_free(fstr); |
| 313 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
| 8d063cd8 |
314 | str_free(fstr); |
| 315 | break; |
| 316 | case OPOROR: |
| a687059c |
317 | prec = P_OROR; |
| 318 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
319 | str_cat(str," || "); |
| a687059c |
320 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 321 | str_free(fstr); |
| 322 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
| 8d063cd8 |
323 | str_free(fstr); |
| 324 | break; |
| 325 | case OPNOT: |
| a687059c |
326 | prec = P_UNARY; |
| 8d063cd8 |
327 | str = str_new(0); |
| 328 | str_set(str,"!"); |
| a687059c |
329 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
| 8d063cd8 |
330 | str_free(fstr); |
| 331 | break; |
| 62b28dd9 |
332 | case OCOND: |
| 333 | prec = P_COND; |
| 334 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 335 | str_cat(str," ? "); |
| 336 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 337 | str_free(fstr); |
| 338 | str_cat(str," : "); |
| 339 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
| 340 | str_free(fstr); |
| 341 | break; |
| 8d063cd8 |
342 | case OCPAREN: |
| 343 | str = str_new(0); |
| 344 | str_set(str,"("); |
| a687059c |
345 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
346 | str_free(fstr); |
| 347 | numeric |= numarg; |
| 348 | str_cat(str,")"); |
| 349 | break; |
| 350 | case OCANDAND: |
| a687059c |
351 | prec = P_ANDAND; |
| 352 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
353 | numeric = 1; |
| 354 | str_cat(str," && "); |
| a687059c |
355 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 356 | str_free(fstr); |
| 357 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
| 8d063cd8 |
358 | str_free(fstr); |
| 359 | break; |
| 360 | case OCOROR: |
| a687059c |
361 | prec = P_OROR; |
| 362 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
363 | numeric = 1; |
| 364 | str_cat(str," || "); |
| a687059c |
365 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 366 | str_free(fstr); |
| 367 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
| 8d063cd8 |
368 | str_free(fstr); |
| 369 | break; |
| 370 | case OCNOT: |
| a687059c |
371 | prec = P_UNARY; |
| 8d063cd8 |
372 | str = str_new(0); |
| 373 | str_set(str,"!"); |
| a687059c |
374 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
| 8d063cd8 |
375 | str_free(fstr); |
| 376 | numeric = 1; |
| 377 | break; |
| 378 | case ORELOP: |
| a687059c |
379 | prec = P_REL; |
| 380 | str = walk(1,level,ops[node+2].ival,&numarg,prec+1); |
| 8d063cd8 |
381 | numeric |= numarg; |
| a687059c |
382 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 383 | tmp2str = walk(1,level,ops[node+3].ival,&numarg,prec+1); |
| 8d063cd8 |
384 | numeric |= numarg; |
| a687059c |
385 | if (!numeric || |
| 386 | (!numarg && (*tmp2str->str_ptr == '"' || *tmp2str->str_ptr == '\''))) { |
| 8d063cd8 |
387 | t = tmpstr->str_ptr; |
| 388 | if (strEQ(t,"==")) |
| 389 | str_set(tmpstr,"eq"); |
| 390 | else if (strEQ(t,"!=")) |
| 391 | str_set(tmpstr,"ne"); |
| 392 | else if (strEQ(t,"<")) |
| 393 | str_set(tmpstr,"lt"); |
| 394 | else if (strEQ(t,"<=")) |
| 395 | str_set(tmpstr,"le"); |
| 396 | else if (strEQ(t,">")) |
| 397 | str_set(tmpstr,"gt"); |
| 398 | else if (strEQ(t,">=")) |
| 399 | str_set(tmpstr,"ge"); |
| 400 | if (!index(tmpstr->str_ptr,'\'') && !index(tmpstr->str_ptr,'"') && |
| 401 | !index(tmp2str->str_ptr,'\'') && !index(tmp2str->str_ptr,'"') ) |
| 402 | numeric |= 2; |
| 403 | } |
| 404 | if (numeric & 2) { |
| 405 | if (numeric & 1) /* numeric is very good guess */ |
| 406 | str_cat(str," "); |
| 407 | else |
| 408 | str_cat(str,"\377"); |
| 409 | numeric = 1; |
| 410 | } |
| 411 | else |
| 412 | str_cat(str," "); |
| 413 | str_scat(str,tmpstr); |
| 414 | str_free(tmpstr); |
| 415 | str_cat(str," "); |
| 416 | str_scat(str,tmp2str); |
| 417 | str_free(tmp2str); |
| 418 | numeric = 1; |
| 419 | break; |
| 420 | case ORPAREN: |
| 421 | str = str_new(0); |
| 422 | str_set(str,"("); |
| a687059c |
423 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
424 | str_free(fstr); |
| 425 | numeric |= numarg; |
| 426 | str_cat(str,")"); |
| 427 | break; |
| 428 | case OMATCHOP: |
| a687059c |
429 | prec = P_MATCH; |
| 430 | str = walk(1,level,ops[node+2].ival,&numarg,prec+1); |
| 8d063cd8 |
431 | str_cat(str," "); |
| a687059c |
432 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
433 | if (strEQ(tmpstr->str_ptr,"~")) |
| 434 | str_cat(str,"=~"); |
| 435 | else { |
| 436 | str_scat(str,tmpstr); |
| 437 | str_free(tmpstr); |
| 438 | } |
| 439 | str_cat(str," "); |
| a687059c |
440 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
| 8d063cd8 |
441 | str_free(fstr); |
| 442 | numeric = 1; |
| 443 | break; |
| 444 | case OMPAREN: |
| 445 | str = str_new(0); |
| 446 | str_set(str,"("); |
| a687059c |
447 | str_scat(str, |
| 448 | fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
449 | str_free(fstr); |
| 450 | numeric |= numarg; |
| 451 | str_cat(str,")"); |
| 452 | break; |
| 453 | case OCONCAT: |
| a687059c |
454 | prec = P_ADD; |
| 455 | type = ops[ops[node+1].ival].ival & 255; |
| 456 | str = walk(1,level,ops[node+1].ival,&numarg,prec+(type != OCONCAT)); |
| 8d063cd8 |
457 | str_cat(str," . "); |
| a687059c |
458 | type = ops[ops[node+2].ival].ival & 255; |
| 459 | str_scat(str, |
| 460 | fstr=walk(1,level,ops[node+2].ival,&numarg,prec+(type != OCONCAT))); |
| 8d063cd8 |
461 | str_free(fstr); |
| 462 | break; |
| 463 | case OASSIGN: |
| a687059c |
464 | prec = P_ASSIGN; |
| 465 | str = walk(0,level,ops[node+2].ival,&numarg,prec+1); |
| 8d063cd8 |
466 | str_cat(str," "); |
| a687059c |
467 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
468 | str_scat(str,tmpstr); |
| 469 | if (str_len(tmpstr) > 1) |
| 470 | numeric = 1; |
| 471 | str_free(tmpstr); |
| 472 | str_cat(str," "); |
| a687059c |
473 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec)); |
| 8d063cd8 |
474 | str_free(fstr); |
| 475 | numeric |= numarg; |
| 7c0587c8 |
476 | if (strEQ(str->str_ptr,"$/ = ''")) |
| 477 | str_set(str, "$/ = \"\\n\\n\""); |
| 8d063cd8 |
478 | break; |
| 479 | case OADD: |
| a687059c |
480 | prec = P_ADD; |
| 481 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
482 | str_cat(str," + "); |
| a687059c |
483 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 |
484 | str_free(fstr); |
| 485 | numeric = 1; |
| 486 | break; |
| a687059c |
487 | case OSUBTRACT: |
| 488 | prec = P_ADD; |
| 489 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
490 | str_cat(str," - "); |
| a687059c |
491 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 |
492 | str_free(fstr); |
| 493 | numeric = 1; |
| 494 | break; |
| 495 | case OMULT: |
| a687059c |
496 | prec = P_MUL; |
| 497 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
498 | str_cat(str," * "); |
| a687059c |
499 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 |
500 | str_free(fstr); |
| 501 | numeric = 1; |
| 502 | break; |
| 503 | case ODIV: |
| a687059c |
504 | prec = P_MUL; |
| 505 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
506 | str_cat(str," / "); |
| a687059c |
507 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 508 | str_free(fstr); |
| 509 | numeric = 1; |
| 510 | break; |
| 511 | case OPOW: |
| 512 | prec = P_POW; |
| 513 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); |
| 514 | str_cat(str," ** "); |
| 515 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec)); |
| 8d063cd8 |
516 | str_free(fstr); |
| 517 | numeric = 1; |
| 518 | break; |
| 519 | case OMOD: |
| a687059c |
520 | prec = P_MUL; |
| 521 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
522 | str_cat(str," % "); |
| a687059c |
523 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
| 8d063cd8 |
524 | str_free(fstr); |
| 525 | numeric = 1; |
| 526 | break; |
| 527 | case OPOSTINCR: |
| a687059c |
528 | prec = P_AUTO; |
| 529 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); |
| 8d063cd8 |
530 | str_cat(str,"++"); |
| 531 | numeric = 1; |
| 532 | break; |
| 533 | case OPOSTDECR: |
| a687059c |
534 | prec = P_AUTO; |
| 535 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); |
| 8d063cd8 |
536 | str_cat(str,"--"); |
| 537 | numeric = 1; |
| 538 | break; |
| 539 | case OPREINCR: |
| a687059c |
540 | prec = P_AUTO; |
| 8d063cd8 |
541 | str = str_new(0); |
| 542 | str_set(str,"++"); |
| a687059c |
543 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); |
| 8d063cd8 |
544 | str_free(fstr); |
| 545 | numeric = 1; |
| 546 | break; |
| 547 | case OPREDECR: |
| a687059c |
548 | prec = P_AUTO; |
| 8d063cd8 |
549 | str = str_new(0); |
| 550 | str_set(str,"--"); |
| a687059c |
551 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); |
| 8d063cd8 |
552 | str_free(fstr); |
| 553 | numeric = 1; |
| 554 | break; |
| 555 | case OUMINUS: |
| a687059c |
556 | prec = P_UNARY; |
| 8d063cd8 |
557 | str = str_new(0); |
| 558 | str_set(str,"-"); |
| a687059c |
559 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
| 8d063cd8 |
560 | str_free(fstr); |
| 561 | numeric = 1; |
| 562 | break; |
| 563 | case OUPLUS: |
| 564 | numeric = 1; |
| 565 | goto def; |
| 566 | case OPAREN: |
| 567 | str = str_new(0); |
| 568 | str_set(str,"("); |
| a687059c |
569 | str_scat(str, |
| 570 | fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
571 | str_free(fstr); |
| 572 | str_cat(str,")"); |
| 573 | numeric |= numarg; |
| 574 | break; |
| 575 | case OGETLINE: |
| 576 | str = str_new(0); |
| a687059c |
577 | if (useval) |
| 578 | str_cat(str,"("); |
| 579 | if (len > 0) { |
| a687059c |
580 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 581 | if (!*fstr->str_ptr) { |
| 7c0587c8 |
582 | str_cat(str,"$_"); |
| a687059c |
583 | len = 2; /* a legal fiction */ |
| 584 | } |
| 585 | str_free(fstr); |
| 586 | } |
| 587 | else |
| 588 | str_cat(str,"$_"); |
| 589 | if (len > 1) { |
| 590 | tmpstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN); |
| 591 | fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
| 592 | if (!do_fancy_opens) { |
| 593 | t = tmpstr->str_ptr; |
| 594 | if (*t == '"' || *t == '\'') |
| 595 | t = cpytill(tokenbuf,t+1,*t); |
| 596 | else |
| 597 | fatal("Internal error: OGETLINE %s", t); |
| 598 | d = savestr(t); |
| 599 | s = savestr(tokenbuf); |
| 600 | for (t = tokenbuf; *t; t++) { |
| 601 | *t &= 127; |
| d48672a2 |
602 | if (islower(*t)) |
| 603 | *t = toupper(*t); |
| a687059c |
604 | if (!isalpha(*t) && !isdigit(*t)) |
| 605 | *t = '_'; |
| 606 | } |
| 607 | if (!index(tokenbuf,'_')) |
| d48672a2 |
608 | strcpy(t,"_FH"); |
| a687059c |
609 | tmp3str = hfetch(symtab,tokenbuf); |
| 610 | if (!tmp3str) { |
| 611 | do_opens = TRUE; |
| 612 | str_cat(opens,"open("); |
| 613 | str_cat(opens,tokenbuf); |
| 614 | str_cat(opens,", "); |
| 615 | d[1] = '\0'; |
| 616 | str_cat(opens,d); |
| 617 | str_cat(opens,tmpstr->str_ptr+1); |
| 618 | opens->str_cur--; |
| 619 | if (*fstr->str_ptr == '|') |
| 620 | str_cat(opens,"|"); |
| 621 | str_cat(opens,d); |
| 622 | if (*fstr->str_ptr == '|') |
| 623 | str_cat(opens,") || die 'Cannot pipe from \""); |
| 624 | else |
| 625 | str_cat(opens,") || die 'Cannot open file \""); |
| 626 | if (*d == '"') |
| 627 | str_cat(opens,"'.\""); |
| 628 | str_cat(opens,s); |
| 629 | if (*d == '"') |
| 630 | str_cat(opens,"\".'"); |
| 631 | str_cat(opens,"\".';\n"); |
| 632 | hstore(symtab,tokenbuf,str_make("x")); |
| 633 | } |
| 634 | safefree(s); |
| 635 | safefree(d); |
| 636 | str_set(tmpstr,"'"); |
| 637 | str_cat(tmpstr,tokenbuf); |
| 638 | str_cat(tmpstr,"'"); |
| 639 | } |
| 640 | if (*fstr->str_ptr == '|') |
| 641 | str_cat(tmpstr,", '|'"); |
| 642 | str_free(fstr); |
| 643 | } |
| 644 | else |
| 645 | tmpstr = str_make(""); |
| 646 | sprintf(tokenbuf," = &Getline%d(%s)",len,tmpstr->str_ptr); |
| 647 | str_cat(str,tokenbuf); |
| 648 | str_free(tmpstr); |
| 649 | if (useval) |
| 650 | str_cat(str,",$getline_ok)"); |
| 651 | saw_getline |= 1 << len; |
| 8d063cd8 |
652 | break; |
| 653 | case OSPRINTF: |
| 654 | str = str_new(0); |
| 655 | str_set(str,"sprintf("); |
| a687059c |
656 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
657 | str_free(fstr); |
| 658 | str_cat(str,")"); |
| 659 | break; |
| 660 | case OSUBSTR: |
| 661 | str = str_new(0); |
| 662 | str_set(str,"substr("); |
| a687059c |
663 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 |
664 | str_free(fstr); |
| 665 | str_cat(str,", "); |
| a687059c |
666 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 |
667 | str_free(fstr); |
| 668 | str_cat(str,", "); |
| 669 | if (len == 3) { |
| a687059c |
670 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 |
671 | str_free(fstr); |
| 672 | } |
| 673 | else |
| 674 | str_cat(str,"999999"); |
| 675 | str_cat(str,")"); |
| 676 | break; |
| 677 | case OSTRING: |
| 678 | str = str_new(0); |
| 679 | str_set(str,ops[node+1].cval); |
| 680 | break; |
| 681 | case OSPLIT: |
| 682 | str = str_new(0); |
| 55204971 |
683 | limit = ", 9999)"; |
| 8d063cd8 |
684 | numeric = 1; |
| a687059c |
685 | tmpstr = walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
| 8d063cd8 |
686 | if (useval) |
| 687 | str_set(str,"(@"); |
| 688 | else |
| 689 | str_set(str,"@"); |
| 690 | str_scat(str,tmpstr); |
| 691 | str_cat(str," = split("); |
| 692 | if (len == 3) { |
| a687059c |
693 | fstr = walk(1,level,ops[node+3].ival,&numarg,P_COMMA+1); |
| 8d063cd8 |
694 | if (str_len(fstr) == 3 && *fstr->str_ptr == '\'') { |
| 695 | i = fstr->str_ptr[1] & 127; |
| 696 | if (index("*+?.[]()|^$\\",i)) |
| 697 | sprintf(tokenbuf,"/\\%c/",i); |
| 20188a90 |
698 | else if (i == ' ') |
| 62b28dd9 |
699 | sprintf(tokenbuf,"' '"); |
| 8d063cd8 |
700 | else |
| 701 | sprintf(tokenbuf,"/%c/",i); |
| 702 | str_cat(str,tokenbuf); |
| 703 | } |
| 704 | else |
| 705 | str_scat(str,fstr); |
| 706 | str_free(fstr); |
| 707 | } |
| 708 | else if (const_FS) { |
| 709 | sprintf(tokenbuf,"/[%c\\n]/",const_FS); |
| 710 | str_cat(str,tokenbuf); |
| 711 | } |
| 712 | else if (saw_FS) |
| 713 | str_cat(str,"$FS"); |
| 55204971 |
714 | else { |
| 9bb9d9f7 |
715 | str_cat(str,"' '"); |
| 55204971 |
716 | limit = ")"; |
| 717 | } |
| 8d063cd8 |
718 | str_cat(str,", "); |
| a687059c |
719 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 |
720 | str_free(fstr); |
| 55204971 |
721 | str_cat(str,limit); |
| 8d063cd8 |
722 | if (useval) { |
| 723 | str_cat(str,")"); |
| 724 | } |
| 725 | str_free(tmpstr); |
| 726 | break; |
| 727 | case OINDEX: |
| 728 | str = str_new(0); |
| 729 | str_set(str,"index("); |
| a687059c |
730 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 |
731 | str_free(fstr); |
| 732 | str_cat(str,", "); |
| a687059c |
733 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_COMMA+1)); |
| 8d063cd8 |
734 | str_free(fstr); |
| 735 | str_cat(str,")"); |
| 736 | numeric = 1; |
| 737 | break; |
| a687059c |
738 | case OMATCH: |
| 739 | str = str_new(0); |
| 740 | prec = P_ANDAND; |
| 741 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MATCH+1)); |
| 742 | str_free(fstr); |
| 743 | str_cat(str," =~ "); |
| 744 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MATCH+1)); |
| 745 | str_free(fstr); |
| 746 | str_cat(str," && ($RLENGTH = length($&), $RSTART = length($`)+1)"); |
| 747 | numeric = 1; |
| 748 | break; |
| 749 | case OUSERDEF: |
| 750 | str = str_new(0); |
| 751 | subretnum = FALSE; |
| 752 | fstr=walk(1,level-1,ops[node+2].ival,&numarg,P_MIN); |
| 753 | curargs = str_new(0); |
| 754 | str_sset(curargs,fstr); |
| 755 | str_cat(curargs,","); |
| 756 | tmp2str=walk(1,level,ops[node+5].ival,&numarg,P_MIN); |
| 757 | str_free(curargs); |
| 758 | curargs = Nullstr; |
| 759 | level--; |
| 760 | subretnum |= numarg; |
| 761 | s = Nullch; |
| 762 | t = tmp2str->str_ptr; |
| 763 | while (t = instr(t,"return ")) |
| 764 | s = t++; |
| 765 | if (s) { |
| 766 | i = 0; |
| 767 | for (t = s+7; *t; t++) { |
| 768 | if (*t == ';' || *t == '}') |
| 769 | i++; |
| 770 | } |
| 771 | if (i == 1) { |
| 772 | strcpy(s,s+7); |
| 773 | tmp2str->str_cur -= 7; |
| 774 | } |
| 775 | } |
| 776 | str_set(str,"\n"); |
| 777 | tab(str,level); |
| 778 | str_cat(str,"sub "); |
| 779 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 780 | str_cat(str," {\n"); |
| 781 | tab(str,++level); |
| 782 | if (fstr->str_cur) { |
| 783 | str_cat(str,"local("); |
| 784 | str_scat(str,fstr); |
| 785 | str_cat(str,") = @_;"); |
| 786 | } |
| 787 | str_free(fstr); |
| 788 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN)); |
| 789 | str_free(fstr); |
| 790 | fixtab(str,level); |
| 791 | str_scat(str,fstr=walk(1,level,ops[node+4].ival,&numarg,P_MIN)); |
| 792 | str_free(fstr); |
| 793 | fixtab(str,level); |
| 794 | str_scat(str,tmp2str); |
| 795 | str_free(tmp2str); |
| 796 | fixtab(str,--level); |
| 797 | str_cat(str,"}\n"); |
| 798 | tab(str,level); |
| 799 | str_scat(subs,str); |
| 800 | str_set(str,""); |
| 801 | str_cat(tmpstr,"("); |
| 802 | tmp2str = str_new(0); |
| 803 | if (subretnum) |
| 804 | str_set(tmp2str,"1"); |
| 805 | hstore(symtab,tmpstr->str_ptr,tmp2str); |
| 806 | str_free(tmpstr); |
| 807 | level++; |
| 808 | break; |
| 809 | case ORETURN: |
| 810 | str = str_new(0); |
| 811 | if (len > 0) { |
| 812 | str_cat(str,"return "); |
| 813 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_UNI+1)); |
| 814 | str_free(fstr); |
| 815 | if (numarg) |
| 816 | subretnum = TRUE; |
| 817 | } |
| 818 | else |
| 819 | str_cat(str,"return"); |
| 820 | break; |
| 821 | case OUSERFUN: |
| 822 | str = str_new(0); |
| 823 | str_set(str,"&"); |
| 824 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 825 | str_free(fstr); |
| 826 | str_cat(str,"("); |
| 827 | tmpstr = hfetch(symtab,str->str_ptr+3); |
| 828 | if (tmpstr && tmpstr->str_ptr) |
| 829 | numeric |= atoi(tmpstr->str_ptr); |
| 830 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); |
| 831 | str_free(fstr); |
| 832 | str_cat(str,")"); |
| 833 | break; |
| 834 | case OGSUB: |
| 835 | case OSUB: |
| 836 | if (type == OGSUB) |
| 837 | s = "g"; |
| 838 | else |
| 839 | s = ""; |
| 840 | str = str_new(0); |
| 841 | tmpstr = str_new(0); |
| 842 | i = 0; |
| 843 | if (len == 3) { |
| 844 | tmpstr = walk(1,level,ops[node+3].ival,&numarg,P_MATCH+1); |
| 845 | if (strNE(tmpstr->str_ptr,"$_")) { |
| 846 | str_cat(tmpstr, " =~ s"); |
| 847 | i++; |
| 848 | } |
| 849 | else |
| 850 | str_set(tmpstr, "s"); |
| 851 | } |
| 852 | else |
| 853 | str_set(tmpstr, "s"); |
| 854 | type = ops[ops[node+2].ival].ival; |
| 855 | len = type >> 8; |
| 856 | type &= 255; |
| 857 | tmp3str = str_new(0); |
| 858 | if (type == OSTR) { |
| 859 | tmp2str=walk(1,level,ops[ops[node+2].ival+1].ival,&numarg,P_MIN); |
| 860 | for (t = tmp2str->str_ptr, d=tokenbuf; *t; d++,t++) { |
| 861 | if (*t == '&') |
| 862 | *d++ = '$' + 128; |
| 863 | else if (*t == '$') |
| 864 | *d++ = '\\' + 128; |
| 865 | *d = *t + 128; |
| 866 | } |
| 867 | *d = '\0'; |
| 868 | str_set(tmp2str,tokenbuf); |
| 869 | } |
| 870 | else { |
| 871 | tmp2str=walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
| 872 | str_set(tmp3str,"($s_ = '\"'.("); |
| 873 | str_scat(tmp3str,tmp2str); |
| 874 | str_cat(tmp3str,").'\"') =~ s/&/\\$&/g, "); |
| 875 | str_set(tmp2str,"eval $s_"); |
| 876 | s = (*s == 'g' ? "ge" : "e"); |
| 877 | i++; |
| 878 | } |
| 879 | type = ops[ops[node+1].ival].ival; |
| 880 | len = type >> 8; |
| 881 | type &= 255; |
| 882 | fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
| 883 | if (type == OREGEX) { |
| 884 | if (useval && i) |
| 885 | str_cat(str,"("); |
| 886 | str_scat(str,tmp3str); |
| 887 | str_scat(str,tmpstr); |
| 888 | str_scat(str,fstr); |
| 889 | str_scat(str,tmp2str); |
| 890 | str_cat(str,"/"); |
| 891 | str_cat(str,s); |
| 892 | } |
| 893 | else if ((type == OFLD && !split_to_array) || (type == OVAR && len == 1)) { |
| 894 | if (useval && i) |
| 895 | str_cat(str,"("); |
| 896 | str_scat(str,tmp3str); |
| 897 | str_scat(str,tmpstr); |
| 898 | str_cat(str,"/"); |
| 899 | str_scat(str,fstr); |
| 900 | str_cat(str,"/"); |
| 901 | str_scat(str,tmp2str); |
| 902 | str_cat(str,"/"); |
| 903 | str_cat(str,s); |
| 904 | } |
| 905 | else { |
| 906 | i++; |
| 907 | if (useval) |
| 908 | str_cat(str,"("); |
| 909 | str_cat(str,"$s = "); |
| 910 | str_scat(str,fstr); |
| 911 | str_cat(str,", "); |
| 912 | str_scat(str,tmp3str); |
| 913 | str_scat(str,tmpstr); |
| 914 | str_cat(str,"/$s/"); |
| 915 | str_scat(str,tmp2str); |
| 916 | str_cat(str,"/"); |
| 917 | str_cat(str,s); |
| 918 | } |
| 919 | if (useval && i) |
| 920 | str_cat(str,")"); |
| 921 | str_free(fstr); |
| 922 | str_free(tmpstr); |
| 923 | str_free(tmp2str); |
| 924 | str_free(tmp3str); |
| 925 | numeric = 1; |
| 926 | break; |
| 8d063cd8 |
927 | case ONUM: |
| a687059c |
928 | str = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
929 | numeric = 1; |
| 930 | break; |
| 931 | case OSTR: |
| a687059c |
932 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
933 | s = "'"; |
| 378cc40b |
934 | for (t = tmpstr->str_ptr, d=tokenbuf; *t; d++,t++) { |
| 935 | if (*t == '\'') |
| 936 | s = "\""; |
| 937 | else if (*t == '\\') { |
| 8d063cd8 |
938 | s = "\""; |
| 378cc40b |
939 | *d++ = *t++ + 128; |
| 940 | switch (*t) { |
| fe14fcc3 |
941 | case '\\': case '"': case 'n': case 't': case '$': |
| 378cc40b |
942 | break; |
| 943 | default: /* hide this from perl */ |
| 944 | *d++ = '\\' + 128; |
| 945 | } |
| 946 | } |
| 947 | *d = *t + 128; |
| 8d063cd8 |
948 | } |
| 378cc40b |
949 | *d = '\0'; |
| 8d063cd8 |
950 | str = str_new(0); |
| 951 | str_set(str,s); |
| 378cc40b |
952 | str_cat(str,tokenbuf); |
| 8d063cd8 |
953 | str_free(tmpstr); |
| 954 | str_cat(str,s); |
| 955 | break; |
| a687059c |
956 | case ODEFINED: |
| 957 | prec = P_UNI; |
| 958 | str = str_new(0); |
| 959 | str_set(str,"defined $"); |
| 960 | goto addvar; |
| 961 | case ODELETE: |
| 962 | str = str_new(0); |
| 963 | str_set(str,"delete $"); |
| 964 | goto addvar; |
| 965 | case OSTAR: |
| 966 | str = str_new(0); |
| 967 | str_set(str,"*"); |
| 968 | goto addvar; |
| 8d063cd8 |
969 | case OVAR: |
| 970 | str = str_new(0); |
| 971 | str_set(str,"$"); |
| a687059c |
972 | addvar: |
| 973 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
974 | if (len == 1) { |
| 975 | tmp2str = hfetch(symtab,tmpstr->str_ptr); |
| 976 | if (tmp2str && atoi(tmp2str->str_ptr)) |
| 977 | numeric = 2; |
| a687059c |
978 | if (strEQ(str->str_ptr,"$FNR")) { |
| 979 | numeric = 1; |
| 980 | saw_FNR++; |
| 981 | str_set(str,"($.-$FNRbase)"); |
| 982 | } |
| 983 | else if (strEQ(str->str_ptr,"$NR")) { |
| 8d063cd8 |
984 | numeric = 1; |
| 985 | str_set(str,"$."); |
| 986 | } |
| 987 | else if (strEQ(str->str_ptr,"$NF")) { |
| 988 | numeric = 1; |
| 989 | str_set(str,"$#Fld"); |
| 990 | } |
| 991 | else if (strEQ(str->str_ptr,"$0")) |
| 992 | str_set(str,"$_"); |
| a687059c |
993 | else if (strEQ(str->str_ptr,"$ARGC")) |
| 994 | str_set(str,"($#ARGV+1)"); |
| 8d063cd8 |
995 | } |
| 996 | else { |
| a687059c |
997 | #ifdef NOTDEF |
| 998 | if (curargs) { |
| 999 | sprintf(tokenbuf,"$%s,",tmpstr->str_ptr); |
| 1000 | ??? if (instr(curargs->str_ptr,tokenbuf)) |
| 1001 | str_cat(str,"\377"); /* can't translate yet */ |
| 1002 | } |
| 1003 | #endif |
| 8d063cd8 |
1004 | str_cat(tmpstr,"[]"); |
| 1005 | tmp2str = hfetch(symtab,tmpstr->str_ptr); |
| 1006 | if (tmp2str && atoi(tmp2str->str_ptr)) |
| 1007 | str_cat(str,"["); |
| 1008 | else |
| 1009 | str_cat(str,"{"); |
| a687059c |
1010 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1011 | str_free(fstr); |
| a687059c |
1012 | if (strEQ(str->str_ptr,"$ARGV[0")) { |
| 1013 | str_set(str,"$ARGV0"); |
| 1014 | saw_argv0++; |
| 1015 | } |
| 1016 | else { |
| 1017 | if (tmp2str && atoi(tmp2str->str_ptr)) |
| 1018 | strcpy(tokenbuf,"]"); |
| 1019 | else |
| 1020 | strcpy(tokenbuf,"}"); |
| 1021 | *tokenbuf += 128; |
| 1022 | str_cat(str,tokenbuf); |
| 1023 | } |
| 8d063cd8 |
1024 | } |
| 1025 | str_free(tmpstr); |
| 1026 | break; |
| 1027 | case OFLD: |
| 1028 | str = str_new(0); |
| 1029 | if (split_to_array) { |
| 1030 | str_set(str,"$Fld"); |
| 1031 | str_cat(str,"["); |
| a687059c |
1032 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1033 | str_free(fstr); |
| 1034 | str_cat(str,"]"); |
| 1035 | } |
| 1036 | else { |
| a687059c |
1037 | i = atoi(walk(1,level,ops[node+1].ival,&numarg,P_MIN)->str_ptr); |
| 8d063cd8 |
1038 | if (i <= arymax) |
| 1039 | sprintf(tokenbuf,"$%s",nameary[i]); |
| 1040 | else |
| 1041 | sprintf(tokenbuf,"$Fld%d",i); |
| 1042 | str_set(str,tokenbuf); |
| 1043 | } |
| 1044 | break; |
| 1045 | case OVFLD: |
| 1046 | str = str_new(0); |
| 1047 | str_set(str,"$Fld["); |
| 1048 | i = ops[node+1].ival; |
| 1049 | if ((ops[i].ival & 255) == OPAREN) |
| 1050 | i = ops[i+1].ival; |
| a687059c |
1051 | tmpstr=walk(1,level,i,&numarg,P_MIN); |
| 8d063cd8 |
1052 | str_scat(str,tmpstr); |
| 1053 | str_free(tmpstr); |
| 1054 | str_cat(str,"]"); |
| 1055 | break; |
| 1056 | case OJUNK: |
| 1057 | goto def; |
| 1058 | case OSNEWLINE: |
| 1059 | str = str_new(2); |
| 1060 | str_set(str,";\n"); |
| 1061 | tab(str,level); |
| 1062 | break; |
| 1063 | case ONEWLINE: |
| 1064 | str = str_new(1); |
| 1065 | str_set(str,"\n"); |
| 1066 | tab(str,level); |
| 1067 | break; |
| 1068 | case OSCOMMENT: |
| 1069 | str = str_new(0); |
| 1070 | str_set(str,";"); |
| a687059c |
1071 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
1072 | for (s = tmpstr->str_ptr; *s && *s != '\n'; s++) |
| 1073 | *s += 128; |
| 1074 | str_scat(str,tmpstr); |
| 1075 | str_free(tmpstr); |
| 1076 | tab(str,level); |
| 1077 | break; |
| 1078 | case OCOMMENT: |
| 1079 | str = str_new(0); |
| a687059c |
1080 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
1081 | for (s = tmpstr->str_ptr; *s && *s != '\n'; s++) |
| 1082 | *s += 128; |
| 1083 | str_scat(str,tmpstr); |
| 1084 | str_free(tmpstr); |
| 1085 | tab(str,level); |
| 1086 | break; |
| 1087 | case OCOMMA: |
| a687059c |
1088 | prec = P_COMMA; |
| 1089 | str = walk(1,level,ops[node+1].ival,&numarg,prec); |
| 8d063cd8 |
1090 | str_cat(str,", "); |
| a687059c |
1091 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); |
| 1092 | str_free(fstr); |
| 1093 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
| 8d063cd8 |
1094 | str_free(fstr); |
| 1095 | break; |
| 1096 | case OSEMICOLON: |
| 1097 | str = str_new(1); |
| a687059c |
1098 | str_set(str,";\n"); |
| 1099 | tab(str,level); |
| 8d063cd8 |
1100 | break; |
| 1101 | case OSTATES: |
| a687059c |
1102 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 1103 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1104 | str_free(fstr); |
| 1105 | break; |
| 1106 | case OSTATE: |
| 1107 | str = str_new(0); |
| 1108 | if (len >= 1) { |
| a687059c |
1109 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1110 | str_free(fstr); |
| 1111 | if (len >= 2) { |
| a687059c |
1112 | tmpstr = walk(0,level,ops[node+2].ival,&numarg,P_MIN); |
| 8d063cd8 |
1113 | if (*tmpstr->str_ptr == ';') { |
| 1114 | addsemi(str); |
| 1115 | str_cat(str,tmpstr->str_ptr+1); |
| 1116 | } |
| 1117 | str_free(tmpstr); |
| 1118 | } |
| 1119 | } |
| 1120 | break; |
| a687059c |
1121 | case OCLOSE: |
| 1122 | str = str_make("close("); |
| 1123 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
| 1124 | if (!do_fancy_opens) { |
| 1125 | t = tmpstr->str_ptr; |
| 1126 | if (*t == '"' || *t == '\'') |
| 1127 | t = cpytill(tokenbuf,t+1,*t); |
| 1128 | else |
| 1129 | fatal("Internal error: OCLOSE %s",t); |
| 1130 | s = savestr(tokenbuf); |
| 1131 | for (t = tokenbuf; *t; t++) { |
| 1132 | *t &= 127; |
| d48672a2 |
1133 | if (islower(*t)) |
| 1134 | *t = toupper(*t); |
| a687059c |
1135 | if (!isalpha(*t) && !isdigit(*t)) |
| 1136 | *t = '_'; |
| 1137 | } |
| 1138 | if (!index(tokenbuf,'_')) |
| d48672a2 |
1139 | strcpy(t,"_FH"); |
| a687059c |
1140 | str_free(tmpstr); |
| 1141 | safefree(s); |
| 1142 | str_set(str,"close "); |
| 1143 | str_cat(str,tokenbuf); |
| 1144 | } |
| 1145 | else { |
| 7c0587c8 |
1146 | sprintf(tokenbuf,"delete $opened{%s} && close(%s)", |
| 1147 | tmpstr->str_ptr, tmpstr->str_ptr); |
| a687059c |
1148 | str_free(tmpstr); |
| 1149 | str_set(str,tokenbuf); |
| 1150 | } |
| 1151 | break; |
| 8d063cd8 |
1152 | case OPRINTF: |
| 1153 | case OPRINT: |
| 378cc40b |
1154 | lparen = ""; /* set to parens if necessary */ |
| 1155 | rparen = ""; |
| 8d063cd8 |
1156 | str = str_new(0); |
| 1157 | if (len == 3) { /* output redirection */ |
| a687059c |
1158 | tmpstr = walk(1,level,ops[node+3].ival,&numarg,P_MIN); |
| 1159 | tmp2str = walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
| 8d063cd8 |
1160 | if (!do_fancy_opens) { |
| 1161 | t = tmpstr->str_ptr; |
| 1162 | if (*t == '"' || *t == '\'') |
| 1163 | t = cpytill(tokenbuf,t+1,*t); |
| 1164 | else |
| 1165 | fatal("Internal error: OPRINT"); |
| 1166 | d = savestr(t); |
| 1167 | s = savestr(tokenbuf); |
| 1168 | for (t = tokenbuf; *t; t++) { |
| 1169 | *t &= 127; |
| d48672a2 |
1170 | if (islower(*t)) |
| 1171 | *t = toupper(*t); |
| 8d063cd8 |
1172 | if (!isalpha(*t) && !isdigit(*t)) |
| 1173 | *t = '_'; |
| 1174 | } |
| 1175 | if (!index(tokenbuf,'_')) |
| d48672a2 |
1176 | strcpy(t,"_FH"); |
| a687059c |
1177 | tmp3str = hfetch(symtab,tokenbuf); |
| 1178 | if (!tmp3str) { |
| 1179 | str_cat(opens,"open("); |
| 1180 | str_cat(opens,tokenbuf); |
| 1181 | str_cat(opens,", "); |
| 1182 | d[1] = '\0'; |
| 1183 | str_cat(opens,d); |
| 1184 | str_scat(opens,tmp2str); |
| 1185 | str_cat(opens,tmpstr->str_ptr+1); |
| 1186 | if (*tmp2str->str_ptr == '|') |
| 1187 | str_cat(opens,") || die 'Cannot pipe to \""); |
| 1188 | else |
| 1189 | str_cat(opens,") || die 'Cannot create file \""); |
| 1190 | if (*d == '"') |
| 1191 | str_cat(opens,"'.\""); |
| 1192 | str_cat(opens,s); |
| 1193 | if (*d == '"') |
| 1194 | str_cat(opens,"\".'"); |
| 1195 | str_cat(opens,"\".';\n"); |
| 1196 | hstore(symtab,tokenbuf,str_make("x")); |
| 1197 | } |
| 8d063cd8 |
1198 | str_free(tmpstr); |
| 1199 | str_free(tmp2str); |
| 1200 | safefree(s); |
| 1201 | safefree(d); |
| 1202 | } |
| 1203 | else { |
| a687059c |
1204 | sprintf(tokenbuf,"&Pick('%s', %s) &&\n", |
| 8d063cd8 |
1205 | tmp2str->str_ptr, tmpstr->str_ptr); |
| 1206 | str_cat(str,tokenbuf); |
| 1207 | tab(str,level+1); |
| a687059c |
1208 | strcpy(tokenbuf,"$fh"); |
| 8d063cd8 |
1209 | str_free(tmpstr); |
| 1210 | str_free(tmp2str); |
| 378cc40b |
1211 | lparen = "("; |
| 1212 | rparen = ")"; |
| 8d063cd8 |
1213 | } |
| 1214 | } |
| 1215 | else |
| a687059c |
1216 | strcpy(tokenbuf,""); |
| 378cc40b |
1217 | str_cat(str,lparen); /* may be null */ |
| 8d063cd8 |
1218 | if (type == OPRINTF) |
| 1219 | str_cat(str,"printf"); |
| 1220 | else |
| 1221 | str_cat(str,"print"); |
| d48672a2 |
1222 | saw_fh = 0; |
| 8d063cd8 |
1223 | if (len == 3 || do_fancy_opens) { |
| d48672a2 |
1224 | if (*tokenbuf) { |
| 8d063cd8 |
1225 | str_cat(str," "); |
| d48672a2 |
1226 | saw_fh = 1; |
| 1227 | } |
| 8d063cd8 |
1228 | str_cat(str,tokenbuf); |
| 1229 | } |
| a687059c |
1230 | tmpstr = walk(1+(type==OPRINT),level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
1231 | if (!*tmpstr->str_ptr && lval_field) { |
| 1232 | t = saw_OFS ? "$," : "' '"; |
| 1233 | if (split_to_array) { |
| 1234 | sprintf(tokenbuf,"join(%s,@Fld)",t); |
| 1235 | str_cat(tmpstr,tokenbuf); |
| 1236 | } |
| 1237 | else { |
| 1238 | for (i = 1; i < maxfld; i++) { |
| 1239 | if (i <= arymax) |
| 1240 | sprintf(tokenbuf,"$%s, ",nameary[i]); |
| 1241 | else |
| 1242 | sprintf(tokenbuf,"$Fld%d, ",i); |
| 1243 | str_cat(tmpstr,tokenbuf); |
| 1244 | } |
| 1245 | if (maxfld <= arymax) |
| 1246 | sprintf(tokenbuf,"$%s",nameary[maxfld]); |
| 1247 | else |
| 1248 | sprintf(tokenbuf,"$Fld%d",maxfld); |
| 1249 | str_cat(tmpstr,tokenbuf); |
| 1250 | } |
| 1251 | } |
| 1252 | if (*tmpstr->str_ptr) { |
| 1253 | str_cat(str," "); |
| d48672a2 |
1254 | if (!saw_fh && *tmpstr->str_ptr == '(') { |
| 1255 | str_cat(str,"("); |
| 1256 | str_scat(str,tmpstr); |
| 1257 | str_cat(str,")"); |
| 1258 | } |
| 1259 | else |
| 1260 | str_scat(str,tmpstr); |
| 8d063cd8 |
1261 | } |
| 1262 | else { |
| 1263 | str_cat(str," $_"); |
| 1264 | } |
| 378cc40b |
1265 | str_cat(str,rparen); /* may be null */ |
| 8d063cd8 |
1266 | str_free(tmpstr); |
| 1267 | break; |
| a687059c |
1268 | case ORAND: |
| 1269 | str = str_make("rand(1)"); |
| 1270 | break; |
| 1271 | case OSRAND: |
| 1272 | str = str_make("srand("); |
| 1273 | goto maybe0; |
| 1274 | case OATAN2: |
| 1275 | str = str_make("atan2("); |
| 1276 | goto maybe0; |
| 1277 | case OSIN: |
| 1278 | str = str_make("sin("); |
| 1279 | goto maybe0; |
| 1280 | case OCOS: |
| 1281 | str = str_make("cos("); |
| 1282 | goto maybe0; |
| 1283 | case OSYSTEM: |
| 1284 | str = str_make("system("); |
| 1285 | goto maybe0; |
| 8d063cd8 |
1286 | case OLENGTH: |
| 1287 | str = str_make("length("); |
| 1288 | goto maybe0; |
| 1289 | case OLOG: |
| 1290 | str = str_make("log("); |
| 1291 | goto maybe0; |
| 1292 | case OEXP: |
| 1293 | str = str_make("exp("); |
| 1294 | goto maybe0; |
| 1295 | case OSQRT: |
| 1296 | str = str_make("sqrt("); |
| 1297 | goto maybe0; |
| 1298 | case OINT: |
| 1299 | str = str_make("int("); |
| 1300 | maybe0: |
| 1301 | numeric = 1; |
| 1302 | if (len > 0) |
| a687059c |
1303 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
1304 | else |
| 1305 | tmpstr = str_new(0);; |
| fe14fcc3 |
1306 | if (!tmpstr->str_ptr || !*tmpstr->str_ptr) { |
| 8d063cd8 |
1307 | if (lval_field) { |
| 1308 | t = saw_OFS ? "$," : "' '"; |
| 1309 | if (split_to_array) { |
| 1310 | sprintf(tokenbuf,"join(%s,@Fld)",t); |
| 1311 | str_cat(tmpstr,tokenbuf); |
| 1312 | } |
| 1313 | else { |
| 1314 | sprintf(tokenbuf,"join(%s, ",t); |
| 1315 | str_cat(tmpstr,tokenbuf); |
| 1316 | for (i = 1; i < maxfld; i++) { |
| 1317 | if (i <= arymax) |
| 1318 | sprintf(tokenbuf,"$%s,",nameary[i]); |
| 1319 | else |
| 1320 | sprintf(tokenbuf,"$Fld%d,",i); |
| 1321 | str_cat(tmpstr,tokenbuf); |
| 1322 | } |
| 1323 | if (maxfld <= arymax) |
| 1324 | sprintf(tokenbuf,"$%s)",nameary[maxfld]); |
| 1325 | else |
| 1326 | sprintf(tokenbuf,"$Fld%d)",maxfld); |
| 1327 | str_cat(tmpstr,tokenbuf); |
| 1328 | } |
| 1329 | } |
| 1330 | else |
| 1331 | str_cat(tmpstr,"$_"); |
| 1332 | } |
| 1333 | if (strEQ(tmpstr->str_ptr,"$_")) { |
| 1334 | if (type == OLENGTH && !do_chop) { |
| 1335 | str = str_make("(length("); |
| 1336 | str_cat(tmpstr,") - 1"); |
| 1337 | } |
| 1338 | } |
| 1339 | str_scat(str,tmpstr); |
| 1340 | str_free(tmpstr); |
| 1341 | str_cat(str,")"); |
| 1342 | break; |
| 1343 | case OBREAK: |
| 1344 | str = str_new(0); |
| 1345 | str_set(str,"last"); |
| 1346 | break; |
| 1347 | case ONEXT: |
| 1348 | str = str_new(0); |
| 1349 | str_set(str,"next line"); |
| 1350 | break; |
| 1351 | case OEXIT: |
| 1352 | str = str_new(0); |
| 1353 | if (realexit) { |
| a687059c |
1354 | prec = P_UNI; |
| 8d063cd8 |
1355 | str_set(str,"exit"); |
| 1356 | if (len == 1) { |
| 1357 | str_cat(str," "); |
| 1358 | exitval = TRUE; |
| a687059c |
1359 | str_scat(str, |
| 1360 | fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); |
| 8d063cd8 |
1361 | str_free(fstr); |
| 1362 | } |
| 1363 | } |
| 1364 | else { |
| 1365 | if (len == 1) { |
| 9f68db38 |
1366 | str_set(str,"$ExitValue = "); |
| 8d063cd8 |
1367 | exitval = TRUE; |
| a687059c |
1368 | str_scat(str, |
| 1369 | fstr=walk(1,level,ops[node+1].ival,&numarg,P_ASSIGN)); |
| 8d063cd8 |
1370 | str_free(fstr); |
| 1371 | str_cat(str,"; "); |
| 1372 | } |
| 1373 | str_cat(str,"last line"); |
| 1374 | } |
| 1375 | break; |
| 1376 | case OCONTINUE: |
| 1377 | str = str_new(0); |
| 1378 | str_set(str,"next"); |
| 1379 | break; |
| 1380 | case OREDIR: |
| 1381 | goto def; |
| 1382 | case OIF: |
| 1383 | str = str_new(0); |
| 1384 | str_set(str,"if ("); |
| a687059c |
1385 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1386 | str_free(fstr); |
| 1387 | str_cat(str,") "); |
| a687059c |
1388 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1389 | str_free(fstr); |
| 1390 | if (len == 3) { |
| 1391 | i = ops[node+3].ival; |
| 1392 | if (i) { |
| 1393 | if ((ops[i].ival & 255) == OBLOCK) { |
| 1394 | i = ops[i+1].ival; |
| 1395 | if (i) { |
| 1396 | if ((ops[i].ival & 255) != OIF) |
| 1397 | i = 0; |
| 1398 | } |
| 1399 | } |
| 1400 | else |
| 1401 | i = 0; |
| 1402 | } |
| 1403 | if (i) { |
| 1404 | str_cat(str,"els"); |
| a687059c |
1405 | str_scat(str,fstr=walk(0,level,i,&numarg,P_MIN)); |
| 8d063cd8 |
1406 | str_free(fstr); |
| 1407 | } |
| 1408 | else { |
| 1409 | str_cat(str,"else "); |
| a687059c |
1410 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1411 | str_free(fstr); |
| 1412 | } |
| 1413 | } |
| 1414 | break; |
| 1415 | case OWHILE: |
| 1416 | str = str_new(0); |
| 1417 | str_set(str,"while ("); |
| a687059c |
1418 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1419 | str_free(fstr); |
| 1420 | str_cat(str,") "); |
| a687059c |
1421 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1422 | str_free(fstr); |
| 1423 | break; |
| 7c0587c8 |
1424 | case ODO: |
| 1425 | str = str_new(0); |
| 1426 | str_set(str,"do "); |
| 1427 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 1428 | str_free(fstr); |
| 1429 | if (str->str_ptr[str->str_cur - 1] == '\n') |
| 1430 | --str->str_cur;; |
| 1431 | str_cat(str," while ("); |
| 1432 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 1433 | str_free(fstr); |
| 1434 | str_cat(str,");"); |
| 1435 | break; |
| 8d063cd8 |
1436 | case OFOR: |
| 1437 | str = str_new(0); |
| 1438 | str_set(str,"for ("); |
| a687059c |
1439 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1440 | i = numarg; |
| 1441 | if (i) { |
| 1442 | t = s = tmpstr->str_ptr; |
| 1443 | while (isalpha(*t) || isdigit(*t) || *t == '$' || *t == '_') |
| 1444 | t++; |
| 1445 | i = t - s; |
| 1446 | if (i < 2) |
| 1447 | i = 0; |
| 1448 | } |
| 1449 | str_cat(str,"; "); |
| a687059c |
1450 | fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
| 8d063cd8 |
1451 | if (i && (t = index(fstr->str_ptr,0377))) { |
| 1452 | if (strnEQ(fstr->str_ptr,s,i)) |
| 1453 | *t = ' '; |
| 1454 | } |
| 1455 | str_scat(str,fstr); |
| 1456 | str_free(fstr); |
| 1457 | str_free(tmpstr); |
| 1458 | str_cat(str,"; "); |
| a687059c |
1459 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1460 | str_free(fstr); |
| 1461 | str_cat(str,") "); |
| a687059c |
1462 | str_scat(str,fstr=walk(0,level,ops[node+4].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1463 | str_free(fstr); |
| 1464 | break; |
| 1465 | case OFORIN: |
| a687059c |
1466 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 1467 | d = index(tmpstr->str_ptr,'$'); |
| 1468 | if (!d) |
| 1469 | fatal("Illegal for loop: %s",tmpstr->str_ptr); |
| 1470 | s = index(d,'{'); |
| 1471 | if (!s) |
| 1472 | s = index(d,'['); |
| 1473 | if (!s) |
| 1474 | fatal("Illegal for loop: %s",d); |
| 1475 | *s++ = '\0'; |
| ffed7fef |
1476 | for (t = s; i = *t; t++) { |
| 1477 | i &= 127; |
| 1478 | if (i == '}' || i == ']') |
| 1479 | break; |
| 1480 | } |
| 1481 | if (*t) |
| a687059c |
1482 | *t = '\0'; |
| 8d063cd8 |
1483 | str = str_new(0); |
| a687059c |
1484 | str_set(str,d+1); |
| 8d063cd8 |
1485 | str_cat(str,"[]"); |
| 1486 | tmp2str = hfetch(symtab,str->str_ptr); |
| 1487 | if (tmp2str && atoi(tmp2str->str_ptr)) { |
| 8d063cd8 |
1488 | sprintf(tokenbuf, |
| 62b28dd9 |
1489 | "foreach %s ($[ .. $#%s) ", |
| a687059c |
1490 | s, |
| 1491 | d+1); |
| 8d063cd8 |
1492 | } |
| 1493 | else { |
| a687059c |
1494 | sprintf(tokenbuf, |
| 1495 | "foreach %s (keys %%%s) ", |
| 1496 | s, |
| 1497 | d+1); |
| 8d063cd8 |
1498 | } |
| a687059c |
1499 | str_set(str,tokenbuf); |
| 1500 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 1501 | str_free(fstr); |
| 8d063cd8 |
1502 | str_free(tmpstr); |
| 1503 | break; |
| 1504 | case OBLOCK: |
| 1505 | str = str_new(0); |
| 1506 | str_set(str,"{"); |
| 378cc40b |
1507 | if (len >= 2 && ops[node+2].ival) { |
| a687059c |
1508 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1509 | str_free(fstr); |
| 1510 | } |
| 1511 | fixtab(str,++level); |
| a687059c |
1512 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1513 | str_free(fstr); |
| 1514 | addsemi(str); |
| 1515 | fixtab(str,--level); |
| 1516 | str_cat(str,"}\n"); |
| 1517 | tab(str,level); |
| 378cc40b |
1518 | if (len >= 3) { |
| a687059c |
1519 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
| 378cc40b |
1520 | str_free(fstr); |
| 1521 | } |
| 8d063cd8 |
1522 | break; |
| 1523 | default: |
| 1524 | def: |
| 1525 | if (len) { |
| 1526 | if (len > 5) |
| 1527 | fatal("Garbage length in walk"); |
| a687059c |
1528 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
1529 | for (i = 2; i<= len; i++) { |
| a687059c |
1530 | str_scat(str,fstr=walk(0,level,ops[node+i].ival,&numarg,P_MIN)); |
| 8d063cd8 |
1531 | str_free(fstr); |
| 1532 | } |
| 1533 | } |
| 1534 | else { |
| 1535 | str = Nullstr; |
| 1536 | } |
| 1537 | break; |
| 1538 | } |
| 1539 | if (!str) |
| 1540 | str = str_new(0); |
| a687059c |
1541 | |
| 1542 | if (useval && prec < minprec) { /* need parens? */ |
| 1543 | fstr = str_new(str->str_cur+2); |
| 1544 | str_nset(fstr,"(",1); |
| 1545 | str_scat(fstr,str); |
| 1546 | str_ncat(fstr,")",1); |
| 1547 | str_free(str); |
| 1548 | str = fstr; |
| 1549 | } |
| 1550 | |
| 8d063cd8 |
1551 | *numericptr = numeric; |
| 1552 | #ifdef DEBUGGING |
| 1553 | if (debug & 4) { |
| 1554 | printf("%3d %5d %15s %d %4d ",level,node,opname[type],len,str->str_cur); |
| 1555 | for (t = str->str_ptr; *t && t - str->str_ptr < 40; t++) |
| 1556 | if (*t == '\n') |
| 1557 | printf("\\n"); |
| 1558 | else if (*t == '\t') |
| 1559 | printf("\\t"); |
| 1560 | else |
| 1561 | putchar(*t); |
| 1562 | putchar('\n'); |
| 1563 | } |
| 1564 | #endif |
| 1565 | return str; |
| 1566 | } |
| 1567 | |
| 1568 | tab(str,lvl) |
| 1569 | register STR *str; |
| 1570 | register int lvl; |
| 1571 | { |
| 1572 | while (lvl > 1) { |
| 1573 | str_cat(str,"\t"); |
| 1574 | lvl -= 2; |
| 1575 | } |
| 1576 | if (lvl) |
| 1577 | str_cat(str," "); |
| 1578 | } |
| 1579 | |
| 1580 | fixtab(str,lvl) |
| 1581 | register STR *str; |
| 1582 | register int lvl; |
| 1583 | { |
| 1584 | register char *s; |
| 1585 | |
| 1586 | /* strip trailing white space */ |
| 1587 | |
| 1588 | s = str->str_ptr+str->str_cur - 1; |
| a687059c |
1589 | while (s >= str->str_ptr && (*s == ' ' || *s == '\t' || *s == '\n')) |
| 8d063cd8 |
1590 | s--; |
| 1591 | s[1] = '\0'; |
| 1592 | str->str_cur = s + 1 - str->str_ptr; |
| 1593 | if (s >= str->str_ptr && *s != '\n') |
| 1594 | str_cat(str,"\n"); |
| 1595 | |
| 1596 | tab(str,lvl); |
| 1597 | } |
| 1598 | |
| 1599 | addsemi(str) |
| 1600 | register STR *str; |
| 1601 | { |
| 1602 | register char *s; |
| 1603 | |
| 1604 | s = str->str_ptr+str->str_cur - 1; |
| 1605 | while (s >= str->str_ptr && (*s == ' ' || *s == '\t' || *s == '\n')) |
| 1606 | s--; |
| 1607 | if (s >= str->str_ptr && *s != ';' && *s != '}') |
| 1608 | str_cat(str,";"); |
| 1609 | } |
| 1610 | |
| 1611 | emit_split(str,level) |
| 1612 | register STR *str; |
| 1613 | int level; |
| 1614 | { |
| 1615 | register int i; |
| 1616 | |
| 1617 | if (split_to_array) |
| 1618 | str_cat(str,"@Fld"); |
| 1619 | else { |
| 1620 | str_cat(str,"("); |
| 1621 | for (i = 1; i < maxfld; i++) { |
| 1622 | if (i <= arymax) |
| 1623 | sprintf(tokenbuf,"$%s,",nameary[i]); |
| 1624 | else |
| 1625 | sprintf(tokenbuf,"$Fld%d,",i); |
| 1626 | str_cat(str,tokenbuf); |
| 1627 | } |
| 1628 | if (maxfld <= arymax) |
| 1629 | sprintf(tokenbuf,"$%s)",nameary[maxfld]); |
| 1630 | else |
| 1631 | sprintf(tokenbuf,"$Fld%d)",maxfld); |
| 1632 | str_cat(str,tokenbuf); |
| 1633 | } |
| 1634 | if (const_FS) { |
| 62b28dd9 |
1635 | sprintf(tokenbuf," = split(/[%c\\n]/, $_, 9999);\n",const_FS); |
| 8d063cd8 |
1636 | str_cat(str,tokenbuf); |
| 1637 | } |
| 1638 | else if (saw_FS) |
| 62b28dd9 |
1639 | str_cat(str," = split($FS, $_, 9999);\n"); |
| 8d063cd8 |
1640 | else |
| 62b28dd9 |
1641 | str_cat(str," = split(' ', $_, 9999);\n"); |
| 8d063cd8 |
1642 | tab(str,level); |
| 1643 | } |
| 1644 | |
| 1645 | prewalk(numit,level,node,numericptr) |
| 1646 | int numit; |
| 1647 | int level; |
| 1648 | register int node; |
| 1649 | int *numericptr; |
| 1650 | { |
| 1651 | register int len; |
| 1652 | register int type; |
| 1653 | register int i; |
| 1654 | char *t; |
| 1655 | char *d, *s; |
| 1656 | int numarg; |
| 1657 | int numeric = FALSE; |
| a687059c |
1658 | STR *tmpstr; |
| 1659 | STR *tmp2str; |
| 8d063cd8 |
1660 | |
| 1661 | if (!node) { |
| 1662 | *numericptr = 0; |
| 1663 | return 0; |
| 1664 | } |
| 1665 | type = ops[node].ival; |
| 1666 | len = type >> 8; |
| 1667 | type &= 255; |
| 1668 | switch (type) { |
| 1669 | case OPROG: |
| 1670 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1671 | if (ops[node+2].ival) { |
| 1672 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1673 | } |
| 1674 | ++level; |
| 1675 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 1676 | --level; |
| 1677 | if (ops[node+3].ival) { |
| 1678 | prewalk(0,level,ops[node+4].ival,&numarg); |
| 1679 | } |
| 1680 | break; |
| 1681 | case OHUNKS: |
| 1682 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1683 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1684 | if (len == 3) { |
| 1685 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 1686 | } |
| 1687 | break; |
| 1688 | case ORANGE: |
| 1689 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1690 | prewalk(1,level,ops[node+2].ival,&numarg); |
| 1691 | break; |
| 1692 | case OPAT: |
| 1693 | goto def; |
| 1694 | case OREGEX: |
| 1695 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1696 | break; |
| 1697 | case OHUNK: |
| 1698 | if (len == 1) { |
| 1699 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1700 | } |
| 1701 | else { |
| 1702 | i = prewalk(0,level,ops[node+1].ival,&numarg); |
| 1703 | if (i) { |
| 1704 | ++level; |
| 1705 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1706 | --level; |
| 1707 | } |
| 1708 | else { |
| 1709 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1710 | } |
| 1711 | } |
| 1712 | break; |
| 1713 | case OPPAREN: |
| 1714 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1715 | break; |
| 1716 | case OPANDAND: |
| 1717 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1718 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1719 | break; |
| 1720 | case OPOROR: |
| 1721 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1722 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1723 | break; |
| 1724 | case OPNOT: |
| 1725 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1726 | break; |
| 1727 | case OCPAREN: |
| 1728 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1729 | numeric |= numarg; |
| 1730 | break; |
| 1731 | case OCANDAND: |
| 1732 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1733 | numeric = 1; |
| 1734 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1735 | break; |
| 1736 | case OCOROR: |
| 1737 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1738 | numeric = 1; |
| 1739 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1740 | break; |
| 1741 | case OCNOT: |
| 1742 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1743 | numeric = 1; |
| 1744 | break; |
| 1745 | case ORELOP: |
| 1746 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1747 | numeric |= numarg; |
| 1748 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1749 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 1750 | numeric |= numarg; |
| 1751 | numeric = 1; |
| 1752 | break; |
| 1753 | case ORPAREN: |
| 1754 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1755 | numeric |= numarg; |
| 1756 | break; |
| 1757 | case OMATCHOP: |
| 1758 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1759 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1760 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 1761 | numeric = 1; |
| 1762 | break; |
| 1763 | case OMPAREN: |
| 1764 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1765 | numeric |= numarg; |
| 1766 | break; |
| 1767 | case OCONCAT: |
| 1768 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1769 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1770 | break; |
| 1771 | case OASSIGN: |
| 1772 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1773 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1774 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 1775 | if (numarg || strlen(ops[ops[node+1].ival+1].cval) > 1) { |
| 1776 | numericize(ops[node+2].ival); |
| 1777 | if (!numarg) |
| 1778 | numericize(ops[node+3].ival); |
| 1779 | } |
| 1780 | numeric |= numarg; |
| 1781 | break; |
| 1782 | case OADD: |
| 1783 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1784 | prewalk(1,level,ops[node+2].ival,&numarg); |
| 1785 | numeric = 1; |
| 1786 | break; |
| a687059c |
1787 | case OSUBTRACT: |
| 8d063cd8 |
1788 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1789 | prewalk(1,level,ops[node+2].ival,&numarg); |
| 1790 | numeric = 1; |
| 1791 | break; |
| 1792 | case OMULT: |
| 1793 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1794 | prewalk(1,level,ops[node+2].ival,&numarg); |
| 1795 | numeric = 1; |
| 1796 | break; |
| 1797 | case ODIV: |
| 1798 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1799 | prewalk(1,level,ops[node+2].ival,&numarg); |
| 1800 | numeric = 1; |
| 1801 | break; |
| a687059c |
1802 | case OPOW: |
| 1803 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1804 | prewalk(1,level,ops[node+2].ival,&numarg); |
| 1805 | numeric = 1; |
| 1806 | break; |
| 8d063cd8 |
1807 | case OMOD: |
| 1808 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1809 | prewalk(1,level,ops[node+2].ival,&numarg); |
| 1810 | numeric = 1; |
| 1811 | break; |
| 1812 | case OPOSTINCR: |
| 1813 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1814 | numeric = 1; |
| 1815 | break; |
| 1816 | case OPOSTDECR: |
| 1817 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1818 | numeric = 1; |
| 1819 | break; |
| 1820 | case OPREINCR: |
| 1821 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1822 | numeric = 1; |
| 1823 | break; |
| 1824 | case OPREDECR: |
| 1825 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1826 | numeric = 1; |
| 1827 | break; |
| 1828 | case OUMINUS: |
| 1829 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1830 | numeric = 1; |
| 1831 | break; |
| 1832 | case OUPLUS: |
| 1833 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 1834 | numeric = 1; |
| 1835 | break; |
| 1836 | case OPAREN: |
| 1837 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1838 | numeric |= numarg; |
| 1839 | break; |
| 1840 | case OGETLINE: |
| 1841 | break; |
| 1842 | case OSPRINTF: |
| 1843 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1844 | break; |
| 1845 | case OSUBSTR: |
| 1846 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1847 | prewalk(1,level,ops[node+2].ival,&numarg); |
| 1848 | if (len == 3) { |
| 1849 | prewalk(1,level,ops[node+3].ival,&numarg); |
| 1850 | } |
| 1851 | break; |
| 1852 | case OSTRING: |
| 1853 | break; |
| 1854 | case OSPLIT: |
| 1855 | numeric = 1; |
| 1856 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1857 | if (len == 3) |
| 1858 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 1859 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1860 | break; |
| 1861 | case OINDEX: |
| 1862 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1863 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1864 | numeric = 1; |
| 1865 | break; |
| a687059c |
1866 | case OMATCH: |
| 1867 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1868 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1869 | numeric = 1; |
| 1870 | break; |
| 1871 | case OUSERDEF: |
| 1872 | subretnum = FALSE; |
| 1873 | --level; |
| 1874 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
| 1875 | ++level; |
| 1876 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1877 | prewalk(0,level,ops[node+4].ival,&numarg); |
| 1878 | prewalk(0,level,ops[node+5].ival,&numarg); |
| 1879 | --level; |
| 1880 | str_cat(tmpstr,"("); |
| 1881 | tmp2str = str_new(0); |
| 1882 | if (subretnum || numarg) |
| 1883 | str_set(tmp2str,"1"); |
| 1884 | hstore(symtab,tmpstr->str_ptr,tmp2str); |
| 1885 | str_free(tmpstr); |
| 1886 | level++; |
| 1887 | break; |
| 1888 | case ORETURN: |
| 1889 | if (len > 0) { |
| 1890 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1891 | if (numarg) |
| 1892 | subretnum = TRUE; |
| 1893 | } |
| 1894 | break; |
| 1895 | case OUSERFUN: |
| 1896 | tmp2str = str_new(0); |
| 1897 | str_scat(tmp2str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
| 663a0e37 |
1898 | fixrargs(tmpstr->str_ptr,ops[node+2].ival,0); |
| a687059c |
1899 | str_free(tmpstr); |
| 1900 | str_cat(tmp2str,"("); |
| 1901 | tmpstr = hfetch(symtab,tmp2str->str_ptr); |
| 1902 | if (tmpstr && tmpstr->str_ptr) |
| 1903 | numeric |= atoi(tmpstr->str_ptr); |
| 1904 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1905 | str_free(tmp2str); |
| 1906 | break; |
| 1907 | case OGSUB: |
| 1908 | case OSUB: |
| 1909 | if (len >= 3) |
| 1910 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 1911 | prewalk(0,level,ops[ops[node+2].ival+1].ival,&numarg); |
| 1912 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1913 | numeric = 1; |
| 1914 | break; |
| 8d063cd8 |
1915 | case ONUM: |
| 1916 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1917 | numeric = 1; |
| 1918 | break; |
| 1919 | case OSTR: |
| 1920 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1921 | break; |
| a687059c |
1922 | case ODEFINED: |
| 1923 | case ODELETE: |
| 1924 | case OSTAR: |
| 8d063cd8 |
1925 | case OVAR: |
| 1926 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1927 | if (len == 1) { |
| 1928 | if (numit) |
| 1929 | numericize(node); |
| 1930 | } |
| 1931 | else { |
| 1932 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1933 | } |
| 1934 | break; |
| 1935 | case OFLD: |
| 1936 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1937 | break; |
| 1938 | case OVFLD: |
| 1939 | i = ops[node+1].ival; |
| 1940 | prewalk(0,level,i,&numarg); |
| 1941 | break; |
| 1942 | case OJUNK: |
| 1943 | goto def; |
| 1944 | case OSNEWLINE: |
| 1945 | break; |
| 1946 | case ONEWLINE: |
| 1947 | break; |
| 1948 | case OSCOMMENT: |
| 1949 | break; |
| 1950 | case OCOMMENT: |
| 1951 | break; |
| 1952 | case OCOMMA: |
| 1953 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1954 | prewalk(0,level,ops[node+2].ival,&numarg); |
| a687059c |
1955 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 8d063cd8 |
1956 | break; |
| 1957 | case OSEMICOLON: |
| 1958 | break; |
| 1959 | case OSTATES: |
| 1960 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1961 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1962 | break; |
| 1963 | case OSTATE: |
| 1964 | if (len >= 1) { |
| 1965 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1966 | if (len >= 2) { |
| 1967 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1968 | } |
| 1969 | } |
| 1970 | break; |
| a687059c |
1971 | case OCLOSE: |
| 1972 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 1973 | break; |
| 8d063cd8 |
1974 | case OPRINTF: |
| 1975 | case OPRINT: |
| 1976 | if (len == 3) { /* output redirection */ |
| 1977 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 1978 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 1979 | } |
| 1980 | prewalk(0+(type==OPRINT),level,ops[node+1].ival,&numarg); |
| 1981 | break; |
| a687059c |
1982 | case ORAND: |
| 1983 | break; |
| 1984 | case OSRAND: |
| 1985 | goto maybe0; |
| 1986 | case OATAN2: |
| 1987 | goto maybe0; |
| 1988 | case OSIN: |
| 1989 | goto maybe0; |
| 1990 | case OCOS: |
| 1991 | goto maybe0; |
| 1992 | case OSYSTEM: |
| 1993 | goto maybe0; |
| 8d063cd8 |
1994 | case OLENGTH: |
| 1995 | goto maybe0; |
| 1996 | case OLOG: |
| 1997 | goto maybe0; |
| 1998 | case OEXP: |
| 1999 | goto maybe0; |
| 2000 | case OSQRT: |
| 2001 | goto maybe0; |
| 2002 | case OINT: |
| 2003 | maybe0: |
| 2004 | numeric = 1; |
| 2005 | if (len > 0) |
| a687059c |
2006 | prewalk(type != OLENGTH && type != OSYSTEM, |
| 2007 | level,ops[node+1].ival,&numarg); |
| 8d063cd8 |
2008 | break; |
| 2009 | case OBREAK: |
| 2010 | break; |
| 2011 | case ONEXT: |
| 2012 | break; |
| 2013 | case OEXIT: |
| 2014 | if (len == 1) { |
| 2015 | prewalk(1,level,ops[node+1].ival,&numarg); |
| 2016 | } |
| 2017 | break; |
| 2018 | case OCONTINUE: |
| 2019 | break; |
| 2020 | case OREDIR: |
| 2021 | goto def; |
| 2022 | case OIF: |
| 2023 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 2024 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 2025 | if (len == 3) { |
| 2026 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 2027 | } |
| 2028 | break; |
| 2029 | case OWHILE: |
| 2030 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 2031 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 2032 | break; |
| 2033 | case OFOR: |
| 2034 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 2035 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 2036 | prewalk(0,level,ops[node+3].ival,&numarg); |
| 2037 | prewalk(0,level,ops[node+4].ival,&numarg); |
| 2038 | break; |
| 2039 | case OFORIN: |
| 2040 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 2041 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 8d063cd8 |
2042 | break; |
| 2043 | case OBLOCK: |
| 2044 | if (len == 2) { |
| 2045 | prewalk(0,level,ops[node+2].ival,&numarg); |
| 2046 | } |
| 2047 | ++level; |
| 2048 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 2049 | --level; |
| 2050 | break; |
| 2051 | default: |
| 2052 | def: |
| 2053 | if (len) { |
| 2054 | if (len > 5) |
| 2055 | fatal("Garbage length in prewalk"); |
| 2056 | prewalk(0,level,ops[node+1].ival,&numarg); |
| 2057 | for (i = 2; i<= len; i++) { |
| 2058 | prewalk(0,level,ops[node+i].ival,&numarg); |
| 2059 | } |
| 2060 | } |
| 2061 | break; |
| 2062 | } |
| 2063 | *numericptr = numeric; |
| 2064 | return 1; |
| 2065 | } |
| 2066 | |
| 2067 | numericize(node) |
| 2068 | register int node; |
| 2069 | { |
| 2070 | register int len; |
| 2071 | register int type; |
| 2072 | register int i; |
| 2073 | STR *tmpstr; |
| 2074 | STR *tmp2str; |
| 2075 | int numarg; |
| 2076 | |
| 2077 | type = ops[node].ival; |
| 2078 | len = type >> 8; |
| 2079 | type &= 255; |
| 2080 | if (type == OVAR && len == 1) { |
| a687059c |
2081 | tmpstr=walk(0,0,ops[node+1].ival,&numarg,P_MIN); |
| 8d063cd8 |
2082 | tmp2str = str_make("1"); |
| 2083 | hstore(symtab,tmpstr->str_ptr,tmp2str); |
| 2084 | } |
| 2085 | } |
projects / p5sagit/p5-mst-13.2.git / blame