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79072805 | 1 | /* $RCSfile: walk.c,v $$Revision: 4.1 $$Date: 92/08/07 18:29:31 $ |
a687059c | 2 | * |
bc89e66f | 3 | * Copyright (c) 1991-2001, Larry Wall |
a687059c | 4 | * |
d48672a2 LW |
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 LW |
7 | * |
8 | * $Log: walk.c,v $ | |
8d063cd8 LW |
9 | */ |
10 | ||
8d063cd8 | 11 | #include "EXTERN.h" |
8d063cd8 | 12 | #include "a2p.h" |
9c8d0b29 | 13 | #include "util.h" |
8d063cd8 LW |
14 | |
15 | bool exitval = FALSE; | |
16 | bool realexit = FALSE; | |
378cc40b | 17 | bool saw_getline = FALSE; |
a687059c LW |
18 | bool subretnum = FALSE; |
19 | bool saw_FNR = FALSE; | |
20 | bool saw_argv0 = FALSE; | |
d48672a2 | 21 | bool saw_fh = FALSE; |
8d063cd8 | 22 | int maxtmp = 0; |
378cc40b LW |
23 | char *lparen; |
24 | char *rparen; | |
55204971 | 25 | char *limit; |
a687059c LW |
26 | STR *subs; |
27 | STR *curargs = Nullstr; | |
8d063cd8 | 28 | |
20ce7b12 GS |
29 | static void addsemi ( STR *str ); |
30 | static void emit_split ( STR *str, int level ); | |
31 | static void fixtab ( STR *str, int lvl ); | |
32 | static void numericize ( int node ); | |
33 | static void tab ( STR *str, int lvl ); | |
56febc5e | 34 | |
20ce7b12 GS |
35 | int prewalk ( int numit, int level, int node, int *numericptr ); |
36 | STR * walk ( int useval, int level, int node, int *numericptr, int minprec ); | |
9c8d0b29 AD |
37 | |
38 | ||
8d063cd8 | 39 | STR * |
f0f333f4 NIS |
40 | walk(int useval, int level, register int node, int *numericptr, int minprec) |
41 | ||
42 | ||
43 | ||
44 | ||
45 | /* minimum precedence without parens */ | |
8d063cd8 LW |
46 | { |
47 | register int len; | |
48 | register STR *str; | |
49 | register int type; | |
50 | register int i; | |
51 | register STR *tmpstr; | |
52 | STR *tmp2str; | |
a687059c | 53 | STR *tmp3str; |
8d063cd8 | 54 | char *t; |
b7953727 | 55 | char *d, *s = 0; |
8d063cd8 LW |
56 | int numarg; |
57 | int numeric = FALSE; | |
58 | STR *fstr; | |
a687059c | 59 | int prec = P_MAX; /* assume no parens needed */ |
8d063cd8 LW |
60 | |
61 | if (!node) { | |
62 | *numericptr = 0; | |
63 | return str_make(""); | |
64 | } | |
65 | type = ops[node].ival; | |
66 | len = type >> 8; | |
67 | type &= 255; | |
68 | switch (type) { | |
69 | case OPROG: | |
d48672a2 LW |
70 | arymax = 0; |
71 | if (namelist) { | |
3f939f22 | 72 | while (isALPHA(*namelist)) { |
d48672a2 | 73 | for (d = tokenbuf,s=namelist; |
3f939f22 | 74 | isALPHA(*s) || isDIGIT(*s) || *s == '_'; |
d48672a2 LW |
75 | *d++ = *s++) ; |
76 | *d = '\0'; | |
3f939f22 | 77 | while (*s && !isALPHA(*s)) s++; |
d48672a2 LW |
78 | namelist = s; |
79 | nameary[++arymax] = savestr(tokenbuf); | |
80 | } | |
81 | } | |
82 | if (maxfld < arymax) | |
83 | maxfld = arymax; | |
8d063cd8 | 84 | opens = str_new(0); |
a687059c LW |
85 | subs = str_new(0); |
86 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); | |
8d063cd8 LW |
87 | if (do_split && need_entire && !absmaxfld) |
88 | split_to_array = TRUE; | |
89 | if (do_split && split_to_array) | |
90 | set_array_base = TRUE; | |
91 | if (set_array_base) { | |
92 | str_cat(str,"$[ = 1;\t\t\t# set array base to 1\n"); | |
93 | } | |
94 | if (fswitch && !const_FS) | |
95 | const_FS = fswitch; | |
96 | if (saw_FS > 1 || saw_RS) | |
97 | const_FS = 0; | |
98 | if (saw_ORS && need_entire) | |
99 | do_chop = TRUE; | |
100 | if (fswitch) { | |
101 | str_cat(str,"$FS = '"); | |
a0d0e21e | 102 | if (strchr("*+?.[]()|^$\\",fswitch)) |
8d063cd8 LW |
103 | str_cat(str,"\\"); |
104 | sprintf(tokenbuf,"%c",fswitch); | |
105 | str_cat(str,tokenbuf); | |
106 | str_cat(str,"';\t\t# field separator from -F switch\n"); | |
107 | } | |
108 | else if (saw_FS && !const_FS) { | |
9bb9d9f7 | 109 | str_cat(str,"$FS = ' ';\t\t# set field separator\n"); |
8d063cd8 LW |
110 | } |
111 | if (saw_OFS) { | |
a559c259 | 112 | str_cat(str,"$, = ' ';\t\t# set output field separator\n"); |
8d063cd8 LW |
113 | } |
114 | if (saw_ORS) { | |
a559c259 | 115 | str_cat(str,"$\\ = \"\\n\";\t\t# set output record separator\n"); |
8d063cd8 | 116 | } |
a687059c LW |
117 | if (saw_argv0) { |
118 | str_cat(str,"$ARGV0 = $0;\t\t# remember what we ran as\n"); | |
119 | } | |
8d063cd8 LW |
120 | if (str->str_cur > 20) |
121 | str_cat(str,"\n"); | |
122 | if (ops[node+2].ival) { | |
a687059c | 123 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
124 | str_free(fstr); |
125 | str_cat(str,"\n\n"); | |
126 | } | |
a687059c LW |
127 | fstr = walk(0,level+1,ops[node+3].ival,&numarg,P_MIN); |
128 | if (*fstr->str_ptr) { | |
129 | if (saw_line_op) | |
130 | str_cat(str,"line: "); | |
131 | str_cat(str,"while (<>) {\n"); | |
132 | tab(str,++level); | |
133 | if (saw_FS && !const_FS) | |
134 | do_chop = TRUE; | |
135 | if (do_chop) { | |
7bdaec8a | 136 | str_cat(str,"chomp;\t# strip record separator\n"); |
a687059c | 137 | tab(str,level); |
8d063cd8 | 138 | } |
a687059c LW |
139 | if (do_split) |
140 | emit_split(str,level); | |
141 | str_scat(str,fstr); | |
142 | str_free(fstr); | |
143 | fixtab(str,--level); | |
144 | str_cat(str,"}\n"); | |
145 | if (saw_FNR) | |
146 | str_cat(str,"continue {\n $FNRbase = $. if eof;\n}\n"); | |
8d063cd8 | 147 | } |
a5571d59 | 148 | else if (old_awk) |
ae986130 | 149 | str_cat(str,"while (<>) { } # (no line actions)\n"); |
8d063cd8 LW |
150 | if (ops[node+4].ival) { |
151 | realexit = TRUE; | |
152 | str_cat(str,"\n"); | |
153 | tab(str,level); | |
a687059c | 154 | str_scat(str,fstr=walk(0,level,ops[node+4].ival,&numarg,P_MIN)); |
8d063cd8 LW |
155 | str_free(fstr); |
156 | str_cat(str,"\n"); | |
157 | } | |
158 | if (exitval) | |
9f68db38 | 159 | str_cat(str,"exit $ExitValue;\n"); |
a687059c LW |
160 | if (subs->str_ptr) { |
161 | str_cat(str,"\n"); | |
162 | str_scat(str,subs); | |
163 | } | |
378cc40b | 164 | if (saw_getline) { |
a687059c LW |
165 | for (len = 0; len < 4; len++) { |
166 | if (saw_getline & (1 << len)) { | |
167 | sprintf(tokenbuf,"\nsub Getline%d {\n",len); | |
168 | str_cat(str, tokenbuf); | |
169 | if (len & 2) { | |
170 | if (do_fancy_opens) | |
171 | str_cat(str," &Pick('',@_);\n"); | |
172 | else | |
173 | str_cat(str," ($fh) = @_;\n"); | |
174 | } | |
175 | else { | |
176 | if (saw_FNR) | |
177 | str_cat(str," $FNRbase = $. if eof;\n"); | |
178 | } | |
179 | if (len & 1) | |
62b28dd9 | 180 | str_cat(str," local($_);\n"); |
a687059c LW |
181 | if (len & 2) |
182 | str_cat(str, | |
183 | " if ($getline_ok = (($_ = <$fh>) ne ''))"); | |
184 | else | |
185 | str_cat(str, | |
186 | " if ($getline_ok = (($_ = <>) ne ''))"); | |
187 | str_cat(str, " {\n"); | |
188 | level += 2; | |
189 | tab(str,level); | |
190 | i = 0; | |
191 | if (do_chop) { | |
192 | i++; | |
7bdaec8a | 193 | str_cat(str,"chomp;\t# strip record separator\n"); |
a687059c LW |
194 | tab(str,level); |
195 | } | |
196 | if (do_split && !(len & 1)) { | |
197 | i++; | |
198 | emit_split(str,level); | |
199 | } | |
200 | if (!i) | |
201 | str_cat(str,";\n"); | |
202 | fixtab(str,--level); | |
203 | str_cat(str,"}\n $_;\n}\n"); | |
204 | --level; | |
205 | } | |
378cc40b | 206 | } |
378cc40b | 207 | } |
8d063cd8 LW |
208 | if (do_fancy_opens) { |
209 | str_cat(str,"\n\ | |
210 | sub Pick {\n\ | |
a687059c | 211 | local($mode,$name,$pipe) = @_;\n\ |
7c0587c8 LW |
212 | $fh = $name;\n\ |
213 | open($name,$mode.$name.$pipe) unless $opened{$name}++;\n\ | |
8d063cd8 LW |
214 | }\n\ |
215 | "); | |
216 | } | |
217 | break; | |
218 | case OHUNKS: | |
a687059c LW |
219 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
220 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
221 | str_free(fstr); |
222 | if (len == 3) { | |
a687059c | 223 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
8d063cd8 LW |
224 | str_free(fstr); |
225 | } | |
226 | else { | |
227 | } | |
228 | break; | |
229 | case ORANGE: | |
a687059c LW |
230 | prec = P_DOTDOT; |
231 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
8d063cd8 | 232 | str_cat(str," .. "); |
a687059c | 233 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
234 | str_free(fstr); |
235 | break; | |
236 | case OPAT: | |
237 | goto def; | |
238 | case OREGEX: | |
239 | str = str_new(0); | |
240 | str_set(str,"/"); | |
a687059c | 241 | tmpstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
242 | /* translate \nnn to [\nnn] */ |
243 | for (s = tmpstr->str_ptr, d = tokenbuf; *s; s++, d++) { | |
3f939f22 | 244 | if (*s == '\\' && isDIGIT(s[1]) && isDIGIT(s[2]) && isDIGIT(s[3])){ |
8d063cd8 LW |
245 | *d++ = '['; |
246 | *d++ = *s++; | |
247 | *d++ = *s++; | |
248 | *d++ = *s++; | |
249 | *d++ = *s; | |
250 | *d = ']'; | |
251 | } | |
252 | else | |
253 | *d = *s; | |
254 | } | |
255 | *d = '\0'; | |
378cc40b | 256 | for (d=tokenbuf; *d; d++) |
c5cf9ec2 | 257 | *d += (char)128; |
8d063cd8 LW |
258 | str_cat(str,tokenbuf); |
259 | str_free(tmpstr); | |
260 | str_cat(str,"/"); | |
261 | break; | |
262 | case OHUNK: | |
263 | if (len == 1) { | |
264 | str = str_new(0); | |
a687059c | 265 | str = walk(0,level,oper1(OPRINT,0),&numarg,P_MIN); |
8d063cd8 | 266 | str_cat(str," if "); |
a687059c | 267 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
268 | str_free(fstr); |
269 | str_cat(str,";"); | |
270 | } | |
271 | else { | |
a687059c | 272 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
273 | if (*tmpstr->str_ptr) { |
274 | str = str_new(0); | |
275 | str_set(str,"if ("); | |
276 | str_scat(str,tmpstr); | |
277 | str_cat(str,") {\n"); | |
278 | tab(str,++level); | |
a687059c | 279 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
280 | str_free(fstr); |
281 | fixtab(str,--level); | |
282 | str_cat(str,"}\n"); | |
283 | tab(str,level); | |
284 | } | |
285 | else { | |
a687059c | 286 | str = walk(0,level,ops[node+2].ival,&numarg,P_MIN); |
8d063cd8 LW |
287 | } |
288 | } | |
289 | break; | |
290 | case OPPAREN: | |
291 | str = str_new(0); | |
292 | str_set(str,"("); | |
a687059c | 293 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
294 | str_free(fstr); |
295 | str_cat(str,")"); | |
296 | break; | |
297 | case OPANDAND: | |
a687059c LW |
298 | prec = P_ANDAND; |
299 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 300 | str_cat(str," && "); |
a687059c LW |
301 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
302 | str_free(fstr); | |
303 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
8d063cd8 LW |
304 | str_free(fstr); |
305 | break; | |
306 | case OPOROR: | |
a687059c LW |
307 | prec = P_OROR; |
308 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 309 | str_cat(str," || "); |
a687059c LW |
310 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
311 | str_free(fstr); | |
312 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
8d063cd8 LW |
313 | str_free(fstr); |
314 | break; | |
315 | case OPNOT: | |
a687059c | 316 | prec = P_UNARY; |
8d063cd8 LW |
317 | str = str_new(0); |
318 | str_set(str,"!"); | |
a687059c | 319 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
8d063cd8 LW |
320 | str_free(fstr); |
321 | break; | |
62b28dd9 LW |
322 | case OCOND: |
323 | prec = P_COND; | |
324 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
325 | str_cat(str," ? "); | |
326 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); | |
327 | str_free(fstr); | |
328 | str_cat(str," : "); | |
329 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
330 | str_free(fstr); | |
331 | break; | |
8d063cd8 LW |
332 | case OCPAREN: |
333 | str = str_new(0); | |
334 | str_set(str,"("); | |
a687059c | 335 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
336 | str_free(fstr); |
337 | numeric |= numarg; | |
338 | str_cat(str,")"); | |
339 | break; | |
340 | case OCANDAND: | |
a687059c LW |
341 | prec = P_ANDAND; |
342 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 LW |
343 | numeric = 1; |
344 | str_cat(str," && "); | |
a687059c LW |
345 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
346 | str_free(fstr); | |
347 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
8d063cd8 LW |
348 | str_free(fstr); |
349 | break; | |
350 | case OCOROR: | |
a687059c LW |
351 | prec = P_OROR; |
352 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 LW |
353 | numeric = 1; |
354 | str_cat(str," || "); | |
a687059c LW |
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 LW |
358 | str_free(fstr); |
359 | break; | |
360 | case OCNOT: | |
a687059c | 361 | prec = P_UNARY; |
8d063cd8 LW |
362 | str = str_new(0); |
363 | str_set(str,"!"); | |
a687059c | 364 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
8d063cd8 LW |
365 | str_free(fstr); |
366 | numeric = 1; | |
367 | break; | |
368 | case ORELOP: | |
a687059c LW |
369 | prec = P_REL; |
370 | str = walk(1,level,ops[node+2].ival,&numarg,prec+1); | |
8d063cd8 | 371 | numeric |= numarg; |
a687059c LW |
372 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
373 | tmp2str = walk(1,level,ops[node+3].ival,&numarg,prec+1); | |
8d063cd8 | 374 | numeric |= numarg; |
a687059c LW |
375 | if (!numeric || |
376 | (!numarg && (*tmp2str->str_ptr == '"' || *tmp2str->str_ptr == '\''))) { | |
8d063cd8 LW |
377 | t = tmpstr->str_ptr; |
378 | if (strEQ(t,"==")) | |
379 | str_set(tmpstr,"eq"); | |
380 | else if (strEQ(t,"!=")) | |
381 | str_set(tmpstr,"ne"); | |
382 | else if (strEQ(t,"<")) | |
383 | str_set(tmpstr,"lt"); | |
384 | else if (strEQ(t,"<=")) | |
385 | str_set(tmpstr,"le"); | |
386 | else if (strEQ(t,">")) | |
387 | str_set(tmpstr,"gt"); | |
388 | else if (strEQ(t,">=")) | |
389 | str_set(tmpstr,"ge"); | |
a0d0e21e LW |
390 | if (!strchr(tmpstr->str_ptr,'\'') && !strchr(tmpstr->str_ptr,'"') && |
391 | !strchr(tmp2str->str_ptr,'\'') && !strchr(tmp2str->str_ptr,'"') ) | |
8d063cd8 LW |
392 | numeric |= 2; |
393 | } | |
394 | if (numeric & 2) { | |
395 | if (numeric & 1) /* numeric is very good guess */ | |
396 | str_cat(str," "); | |
397 | else | |
398 | str_cat(str,"\377"); | |
399 | numeric = 1; | |
400 | } | |
401 | else | |
402 | str_cat(str," "); | |
403 | str_scat(str,tmpstr); | |
404 | str_free(tmpstr); | |
405 | str_cat(str," "); | |
406 | str_scat(str,tmp2str); | |
407 | str_free(tmp2str); | |
408 | numeric = 1; | |
409 | break; | |
410 | case ORPAREN: | |
411 | str = str_new(0); | |
412 | str_set(str,"("); | |
a687059c | 413 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
414 | str_free(fstr); |
415 | numeric |= numarg; | |
416 | str_cat(str,")"); | |
417 | break; | |
418 | case OMATCHOP: | |
a687059c LW |
419 | prec = P_MATCH; |
420 | str = walk(1,level,ops[node+2].ival,&numarg,prec+1); | |
8d063cd8 | 421 | str_cat(str," "); |
a687059c | 422 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
423 | if (strEQ(tmpstr->str_ptr,"~")) |
424 | str_cat(str,"=~"); | |
425 | else { | |
426 | str_scat(str,tmpstr); | |
427 | str_free(tmpstr); | |
428 | } | |
429 | str_cat(str," "); | |
a687059c | 430 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
8d063cd8 LW |
431 | str_free(fstr); |
432 | numeric = 1; | |
433 | break; | |
434 | case OMPAREN: | |
435 | str = str_new(0); | |
436 | str_set(str,"("); | |
a687059c LW |
437 | str_scat(str, |
438 | fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
439 | str_free(fstr); |
440 | numeric |= numarg; | |
441 | str_cat(str,")"); | |
442 | break; | |
443 | case OCONCAT: | |
a687059c LW |
444 | prec = P_ADD; |
445 | type = ops[ops[node+1].ival].ival & 255; | |
446 | str = walk(1,level,ops[node+1].ival,&numarg,prec+(type != OCONCAT)); | |
8d063cd8 | 447 | str_cat(str," . "); |
a687059c LW |
448 | type = ops[ops[node+2].ival].ival & 255; |
449 | str_scat(str, | |
450 | fstr=walk(1,level,ops[node+2].ival,&numarg,prec+(type != OCONCAT))); | |
8d063cd8 LW |
451 | str_free(fstr); |
452 | break; | |
453 | case OASSIGN: | |
a687059c LW |
454 | prec = P_ASSIGN; |
455 | str = walk(0,level,ops[node+2].ival,&numarg,prec+1); | |
8d063cd8 | 456 | str_cat(str," "); |
a687059c | 457 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
458 | str_scat(str,tmpstr); |
459 | if (str_len(tmpstr) > 1) | |
460 | numeric = 1; | |
461 | str_free(tmpstr); | |
462 | str_cat(str," "); | |
a687059c | 463 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec)); |
8d063cd8 LW |
464 | str_free(fstr); |
465 | numeric |= numarg; | |
7c0587c8 LW |
466 | if (strEQ(str->str_ptr,"$/ = ''")) |
467 | str_set(str, "$/ = \"\\n\\n\""); | |
8d063cd8 LW |
468 | break; |
469 | case OADD: | |
a687059c LW |
470 | prec = P_ADD; |
471 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 472 | str_cat(str," + "); |
a687059c | 473 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
474 | str_free(fstr); |
475 | numeric = 1; | |
476 | break; | |
a687059c LW |
477 | case OSUBTRACT: |
478 | prec = P_ADD; | |
479 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 480 | str_cat(str," - "); |
a687059c | 481 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
482 | str_free(fstr); |
483 | numeric = 1; | |
484 | break; | |
485 | case OMULT: | |
a687059c LW |
486 | prec = P_MUL; |
487 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 488 | str_cat(str," * "); |
a687059c | 489 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
490 | str_free(fstr); |
491 | numeric = 1; | |
492 | break; | |
493 | case ODIV: | |
a687059c LW |
494 | prec = P_MUL; |
495 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 496 | str_cat(str," / "); |
a687059c LW |
497 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
498 | str_free(fstr); | |
499 | numeric = 1; | |
500 | break; | |
501 | case OPOW: | |
502 | prec = P_POW; | |
503 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
504 | str_cat(str," ** "); | |
505 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec)); | |
8d063cd8 LW |
506 | str_free(fstr); |
507 | numeric = 1; | |
508 | break; | |
509 | case OMOD: | |
a687059c LW |
510 | prec = P_MUL; |
511 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 512 | str_cat(str," % "); |
a687059c | 513 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
514 | str_free(fstr); |
515 | numeric = 1; | |
516 | break; | |
517 | case OPOSTINCR: | |
a687059c LW |
518 | prec = P_AUTO; |
519 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
8d063cd8 LW |
520 | str_cat(str,"++"); |
521 | numeric = 1; | |
522 | break; | |
523 | case OPOSTDECR: | |
a687059c LW |
524 | prec = P_AUTO; |
525 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
8d063cd8 LW |
526 | str_cat(str,"--"); |
527 | numeric = 1; | |
528 | break; | |
529 | case OPREINCR: | |
a687059c | 530 | prec = P_AUTO; |
8d063cd8 LW |
531 | str = str_new(0); |
532 | str_set(str,"++"); | |
a687059c | 533 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); |
8d063cd8 LW |
534 | str_free(fstr); |
535 | numeric = 1; | |
536 | break; | |
537 | case OPREDECR: | |
a687059c | 538 | prec = P_AUTO; |
8d063cd8 LW |
539 | str = str_new(0); |
540 | str_set(str,"--"); | |
a687059c | 541 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); |
8d063cd8 LW |
542 | str_free(fstr); |
543 | numeric = 1; | |
544 | break; | |
545 | case OUMINUS: | |
a687059c | 546 | prec = P_UNARY; |
8d063cd8 LW |
547 | str = str_new(0); |
548 | str_set(str,"-"); | |
a687059c | 549 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
8d063cd8 LW |
550 | str_free(fstr); |
551 | numeric = 1; | |
552 | break; | |
553 | case OUPLUS: | |
554 | numeric = 1; | |
555 | goto def; | |
556 | case OPAREN: | |
557 | str = str_new(0); | |
558 | str_set(str,"("); | |
a687059c LW |
559 | str_scat(str, |
560 | fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
561 | str_free(fstr); |
562 | str_cat(str,")"); | |
563 | numeric |= numarg; | |
564 | break; | |
565 | case OGETLINE: | |
566 | str = str_new(0); | |
a687059c LW |
567 | if (useval) |
568 | str_cat(str,"("); | |
569 | if (len > 0) { | |
a687059c LW |
570 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
571 | if (!*fstr->str_ptr) { | |
7c0587c8 | 572 | str_cat(str,"$_"); |
a687059c LW |
573 | len = 2; /* a legal fiction */ |
574 | } | |
575 | str_free(fstr); | |
576 | } | |
577 | else | |
578 | str_cat(str,"$_"); | |
579 | if (len > 1) { | |
580 | tmpstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN); | |
581 | fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN); | |
582 | if (!do_fancy_opens) { | |
583 | t = tmpstr->str_ptr; | |
584 | if (*t == '"' || *t == '\'') | |
585 | t = cpytill(tokenbuf,t+1,*t); | |
586 | else | |
587 | fatal("Internal error: OGETLINE %s", t); | |
588 | d = savestr(t); | |
589 | s = savestr(tokenbuf); | |
590 | for (t = tokenbuf; *t; t++) { | |
591 | *t &= 127; | |
3f939f22 JH |
592 | if (isLOWER(*t)) |
593 | *t = toUPPER(*t); | |
594 | if (!isALPHA(*t) && !isDIGIT(*t)) | |
a687059c LW |
595 | *t = '_'; |
596 | } | |
a0d0e21e | 597 | if (!strchr(tokenbuf,'_')) |
d48672a2 | 598 | strcpy(t,"_FH"); |
a687059c LW |
599 | tmp3str = hfetch(symtab,tokenbuf); |
600 | if (!tmp3str) { | |
601 | do_opens = TRUE; | |
602 | str_cat(opens,"open("); | |
603 | str_cat(opens,tokenbuf); | |
604 | str_cat(opens,", "); | |
605 | d[1] = '\0'; | |
606 | str_cat(opens,d); | |
607 | str_cat(opens,tmpstr->str_ptr+1); | |
608 | opens->str_cur--; | |
609 | if (*fstr->str_ptr == '|') | |
610 | str_cat(opens,"|"); | |
611 | str_cat(opens,d); | |
612 | if (*fstr->str_ptr == '|') | |
613 | str_cat(opens,") || die 'Cannot pipe from \""); | |
614 | else | |
615 | str_cat(opens,") || die 'Cannot open file \""); | |
616 | if (*d == '"') | |
617 | str_cat(opens,"'.\""); | |
618 | str_cat(opens,s); | |
619 | if (*d == '"') | |
620 | str_cat(opens,"\".'"); | |
621 | str_cat(opens,"\".';\n"); | |
622 | hstore(symtab,tokenbuf,str_make("x")); | |
623 | } | |
624 | safefree(s); | |
625 | safefree(d); | |
626 | str_set(tmpstr,"'"); | |
627 | str_cat(tmpstr,tokenbuf); | |
628 | str_cat(tmpstr,"'"); | |
629 | } | |
630 | if (*fstr->str_ptr == '|') | |
631 | str_cat(tmpstr,", '|'"); | |
632 | str_free(fstr); | |
633 | } | |
634 | else | |
635 | tmpstr = str_make(""); | |
636 | sprintf(tokenbuf," = &Getline%d(%s)",len,tmpstr->str_ptr); | |
637 | str_cat(str,tokenbuf); | |
638 | str_free(tmpstr); | |
639 | if (useval) | |
640 | str_cat(str,",$getline_ok)"); | |
641 | saw_getline |= 1 << len; | |
8d063cd8 LW |
642 | break; |
643 | case OSPRINTF: | |
644 | str = str_new(0); | |
645 | str_set(str,"sprintf("); | |
a687059c | 646 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
647 | str_free(fstr); |
648 | str_cat(str,")"); | |
649 | break; | |
650 | case OSUBSTR: | |
651 | str = str_new(0); | |
652 | str_set(str,"substr("); | |
a687059c | 653 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
8d063cd8 LW |
654 | str_free(fstr); |
655 | str_cat(str,", "); | |
a687059c | 656 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_COMMA+1)); |
8d063cd8 LW |
657 | str_free(fstr); |
658 | str_cat(str,", "); | |
659 | if (len == 3) { | |
a687059c | 660 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_COMMA+1)); |
8d063cd8 LW |
661 | str_free(fstr); |
662 | } | |
663 | else | |
664 | str_cat(str,"999999"); | |
665 | str_cat(str,")"); | |
666 | break; | |
667 | case OSTRING: | |
668 | str = str_new(0); | |
669 | str_set(str,ops[node+1].cval); | |
670 | break; | |
671 | case OSPLIT: | |
672 | str = str_new(0); | |
55204971 | 673 | limit = ", 9999)"; |
8d063cd8 | 674 | numeric = 1; |
a687059c | 675 | tmpstr = walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
8d063cd8 LW |
676 | if (useval) |
677 | str_set(str,"(@"); | |
678 | else | |
679 | str_set(str,"@"); | |
680 | str_scat(str,tmpstr); | |
681 | str_cat(str," = split("); | |
682 | if (len == 3) { | |
a687059c | 683 | fstr = walk(1,level,ops[node+3].ival,&numarg,P_COMMA+1); |
8d063cd8 LW |
684 | if (str_len(fstr) == 3 && *fstr->str_ptr == '\'') { |
685 | i = fstr->str_ptr[1] & 127; | |
a0d0e21e | 686 | if (strchr("*+?.[]()|^$\\",i)) |
8d063cd8 | 687 | sprintf(tokenbuf,"/\\%c/",i); |
20188a90 | 688 | else if (i == ' ') |
62b28dd9 | 689 | sprintf(tokenbuf,"' '"); |
8d063cd8 LW |
690 | else |
691 | sprintf(tokenbuf,"/%c/",i); | |
692 | str_cat(str,tokenbuf); | |
693 | } | |
694 | else | |
695 | str_scat(str,fstr); | |
696 | str_free(fstr); | |
697 | } | |
698 | else if (const_FS) { | |
699 | sprintf(tokenbuf,"/[%c\\n]/",const_FS); | |
700 | str_cat(str,tokenbuf); | |
701 | } | |
702 | else if (saw_FS) | |
703 | str_cat(str,"$FS"); | |
55204971 | 704 | else { |
9bb9d9f7 | 705 | str_cat(str,"' '"); |
55204971 LW |
706 | limit = ")"; |
707 | } | |
8d063cd8 | 708 | str_cat(str,", "); |
a687059c | 709 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
8d063cd8 | 710 | str_free(fstr); |
55204971 | 711 | str_cat(str,limit); |
8d063cd8 LW |
712 | if (useval) { |
713 | str_cat(str,")"); | |
714 | } | |
715 | str_free(tmpstr); | |
716 | break; | |
717 | case OINDEX: | |
718 | str = str_new(0); | |
719 | str_set(str,"index("); | |
a687059c | 720 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
8d063cd8 LW |
721 | str_free(fstr); |
722 | str_cat(str,", "); | |
a687059c | 723 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_COMMA+1)); |
8d063cd8 LW |
724 | str_free(fstr); |
725 | str_cat(str,")"); | |
726 | numeric = 1; | |
727 | break; | |
a687059c LW |
728 | case OMATCH: |
729 | str = str_new(0); | |
730 | prec = P_ANDAND; | |
731 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MATCH+1)); | |
732 | str_free(fstr); | |
733 | str_cat(str," =~ "); | |
734 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MATCH+1)); | |
735 | str_free(fstr); | |
736 | str_cat(str," && ($RLENGTH = length($&), $RSTART = length($`)+1)"); | |
737 | numeric = 1; | |
738 | break; | |
739 | case OUSERDEF: | |
740 | str = str_new(0); | |
741 | subretnum = FALSE; | |
742 | fstr=walk(1,level-1,ops[node+2].ival,&numarg,P_MIN); | |
743 | curargs = str_new(0); | |
744 | str_sset(curargs,fstr); | |
745 | str_cat(curargs,","); | |
746 | tmp2str=walk(1,level,ops[node+5].ival,&numarg,P_MIN); | |
747 | str_free(curargs); | |
748 | curargs = Nullstr; | |
749 | level--; | |
750 | subretnum |= numarg; | |
751 | s = Nullch; | |
752 | t = tmp2str->str_ptr; | |
b7953727 | 753 | while ((t = instr(t,"return "))) |
a687059c LW |
754 | s = t++; |
755 | if (s) { | |
756 | i = 0; | |
757 | for (t = s+7; *t; t++) { | |
758 | if (*t == ';' || *t == '}') | |
759 | i++; | |
760 | } | |
761 | if (i == 1) { | |
762 | strcpy(s,s+7); | |
763 | tmp2str->str_cur -= 7; | |
764 | } | |
765 | } | |
766 | str_set(str,"\n"); | |
767 | tab(str,level); | |
768 | str_cat(str,"sub "); | |
769 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
770 | str_cat(str," {\n"); | |
771 | tab(str,++level); | |
772 | if (fstr->str_cur) { | |
773 | str_cat(str,"local("); | |
774 | str_scat(str,fstr); | |
775 | str_cat(str,") = @_;"); | |
776 | } | |
777 | str_free(fstr); | |
778 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN)); | |
779 | str_free(fstr); | |
780 | fixtab(str,level); | |
781 | str_scat(str,fstr=walk(1,level,ops[node+4].ival,&numarg,P_MIN)); | |
782 | str_free(fstr); | |
783 | fixtab(str,level); | |
784 | str_scat(str,tmp2str); | |
785 | str_free(tmp2str); | |
786 | fixtab(str,--level); | |
787 | str_cat(str,"}\n"); | |
788 | tab(str,level); | |
789 | str_scat(subs,str); | |
790 | str_set(str,""); | |
791 | str_cat(tmpstr,"("); | |
792 | tmp2str = str_new(0); | |
793 | if (subretnum) | |
794 | str_set(tmp2str,"1"); | |
795 | hstore(symtab,tmpstr->str_ptr,tmp2str); | |
796 | str_free(tmpstr); | |
797 | level++; | |
798 | break; | |
799 | case ORETURN: | |
800 | str = str_new(0); | |
801 | if (len > 0) { | |
802 | str_cat(str,"return "); | |
803 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_UNI+1)); | |
804 | str_free(fstr); | |
805 | if (numarg) | |
806 | subretnum = TRUE; | |
807 | } | |
808 | else | |
809 | str_cat(str,"return"); | |
810 | break; | |
811 | case OUSERFUN: | |
812 | str = str_new(0); | |
813 | str_set(str,"&"); | |
814 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
815 | str_free(fstr); | |
816 | str_cat(str,"("); | |
817 | tmpstr = hfetch(symtab,str->str_ptr+3); | |
818 | if (tmpstr && tmpstr->str_ptr) | |
819 | numeric |= atoi(tmpstr->str_ptr); | |
820 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); | |
821 | str_free(fstr); | |
822 | str_cat(str,")"); | |
823 | break; | |
824 | case OGSUB: | |
825 | case OSUB: | |
826 | if (type == OGSUB) | |
827 | s = "g"; | |
828 | else | |
829 | s = ""; | |
830 | str = str_new(0); | |
831 | tmpstr = str_new(0); | |
832 | i = 0; | |
833 | if (len == 3) { | |
834 | tmpstr = walk(1,level,ops[node+3].ival,&numarg,P_MATCH+1); | |
835 | if (strNE(tmpstr->str_ptr,"$_")) { | |
836 | str_cat(tmpstr, " =~ s"); | |
837 | i++; | |
838 | } | |
839 | else | |
840 | str_set(tmpstr, "s"); | |
841 | } | |
842 | else | |
843 | str_set(tmpstr, "s"); | |
844 | type = ops[ops[node+2].ival].ival; | |
845 | len = type >> 8; | |
846 | type &= 255; | |
847 | tmp3str = str_new(0); | |
848 | if (type == OSTR) { | |
849 | tmp2str=walk(1,level,ops[ops[node+2].ival+1].ival,&numarg,P_MIN); | |
850 | for (t = tmp2str->str_ptr, d=tokenbuf; *t; d++,t++) { | |
851 | if (*t == '&') | |
c5cf9ec2 | 852 | *d++ = '$' + (char)128; |
a687059c | 853 | else if (*t == '$') |
c5cf9ec2 | 854 | *d++ = '\\' + (char)128; |
a687059c LW |
855 | *d = *t + 128; |
856 | } | |
857 | *d = '\0'; | |
858 | str_set(tmp2str,tokenbuf); | |
859 | } | |
860 | else { | |
861 | tmp2str=walk(1,level,ops[node+2].ival,&numarg,P_MIN); | |
862 | str_set(tmp3str,"($s_ = '\"'.("); | |
863 | str_scat(tmp3str,tmp2str); | |
864 | str_cat(tmp3str,").'\"') =~ s/&/\\$&/g, "); | |
865 | str_set(tmp2str,"eval $s_"); | |
2b260de0 | 866 | s = (char*)(*s == 'g' ? "ge" : "e"); |
a687059c LW |
867 | i++; |
868 | } | |
869 | type = ops[ops[node+1].ival].ival; | |
870 | len = type >> 8; | |
871 | type &= 255; | |
872 | fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN); | |
873 | if (type == OREGEX) { | |
874 | if (useval && i) | |
875 | str_cat(str,"("); | |
876 | str_scat(str,tmp3str); | |
877 | str_scat(str,tmpstr); | |
878 | str_scat(str,fstr); | |
879 | str_scat(str,tmp2str); | |
880 | str_cat(str,"/"); | |
881 | str_cat(str,s); | |
882 | } | |
883 | else if ((type == OFLD && !split_to_array) || (type == OVAR && len == 1)) { | |
884 | if (useval && i) | |
885 | str_cat(str,"("); | |
886 | str_scat(str,tmp3str); | |
887 | str_scat(str,tmpstr); | |
888 | str_cat(str,"/"); | |
889 | str_scat(str,fstr); | |
890 | str_cat(str,"/"); | |
891 | str_scat(str,tmp2str); | |
892 | str_cat(str,"/"); | |
893 | str_cat(str,s); | |
894 | } | |
895 | else { | |
896 | i++; | |
897 | if (useval) | |
898 | str_cat(str,"("); | |
899 | str_cat(str,"$s = "); | |
900 | str_scat(str,fstr); | |
901 | str_cat(str,", "); | |
902 | str_scat(str,tmp3str); | |
903 | str_scat(str,tmpstr); | |
904 | str_cat(str,"/$s/"); | |
905 | str_scat(str,tmp2str); | |
906 | str_cat(str,"/"); | |
907 | str_cat(str,s); | |
908 | } | |
909 | if (useval && i) | |
910 | str_cat(str,")"); | |
911 | str_free(fstr); | |
912 | str_free(tmpstr); | |
913 | str_free(tmp2str); | |
914 | str_free(tmp3str); | |
915 | numeric = 1; | |
916 | break; | |
8d063cd8 | 917 | case ONUM: |
a687059c | 918 | str = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
919 | numeric = 1; |
920 | break; | |
921 | case OSTR: | |
a687059c | 922 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 923 | s = "'"; |
378cc40b LW |
924 | for (t = tmpstr->str_ptr, d=tokenbuf; *t; d++,t++) { |
925 | if (*t == '\'') | |
926 | s = "\""; | |
927 | else if (*t == '\\') { | |
8d063cd8 | 928 | s = "\""; |
378cc40b LW |
929 | *d++ = *t++ + 128; |
930 | switch (*t) { | |
fe14fcc3 | 931 | case '\\': case '"': case 'n': case 't': case '$': |
378cc40b LW |
932 | break; |
933 | default: /* hide this from perl */ | |
c5cf9ec2 | 934 | *d++ = '\\' + (char)128; |
378cc40b LW |
935 | } |
936 | } | |
937 | *d = *t + 128; | |
8d063cd8 | 938 | } |
378cc40b | 939 | *d = '\0'; |
8d063cd8 LW |
940 | str = str_new(0); |
941 | str_set(str,s); | |
378cc40b | 942 | str_cat(str,tokenbuf); |
8d063cd8 LW |
943 | str_free(tmpstr); |
944 | str_cat(str,s); | |
945 | break; | |
a687059c LW |
946 | case ODEFINED: |
947 | prec = P_UNI; | |
948 | str = str_new(0); | |
949 | str_set(str,"defined $"); | |
950 | goto addvar; | |
951 | case ODELETE: | |
952 | str = str_new(0); | |
953 | str_set(str,"delete $"); | |
954 | goto addvar; | |
955 | case OSTAR: | |
956 | str = str_new(0); | |
957 | str_set(str,"*"); | |
958 | goto addvar; | |
8d063cd8 LW |
959 | case OVAR: |
960 | str = str_new(0); | |
961 | str_set(str,"$"); | |
a687059c LW |
962 | addvar: |
963 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
964 | if (len == 1) { |
965 | tmp2str = hfetch(symtab,tmpstr->str_ptr); | |
966 | if (tmp2str && atoi(tmp2str->str_ptr)) | |
967 | numeric = 2; | |
a687059c LW |
968 | if (strEQ(str->str_ptr,"$FNR")) { |
969 | numeric = 1; | |
970 | saw_FNR++; | |
971 | str_set(str,"($.-$FNRbase)"); | |
972 | } | |
973 | else if (strEQ(str->str_ptr,"$NR")) { | |
8d063cd8 LW |
974 | numeric = 1; |
975 | str_set(str,"$."); | |
976 | } | |
977 | else if (strEQ(str->str_ptr,"$NF")) { | |
978 | numeric = 1; | |
979 | str_set(str,"$#Fld"); | |
980 | } | |
981 | else if (strEQ(str->str_ptr,"$0")) | |
982 | str_set(str,"$_"); | |
a687059c LW |
983 | else if (strEQ(str->str_ptr,"$ARGC")) |
984 | str_set(str,"($#ARGV+1)"); | |
8d063cd8 LW |
985 | } |
986 | else { | |
a687059c LW |
987 | #ifdef NOTDEF |
988 | if (curargs) { | |
989 | sprintf(tokenbuf,"$%s,",tmpstr->str_ptr); | |
990 | ??? if (instr(curargs->str_ptr,tokenbuf)) | |
991 | str_cat(str,"\377"); /* can't translate yet */ | |
992 | } | |
993 | #endif | |
8d063cd8 LW |
994 | str_cat(tmpstr,"[]"); |
995 | tmp2str = hfetch(symtab,tmpstr->str_ptr); | |
996 | if (tmp2str && atoi(tmp2str->str_ptr)) | |
997 | str_cat(str,"["); | |
998 | else | |
999 | str_cat(str,"{"); | |
a687059c | 1000 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 | 1001 | str_free(fstr); |
a687059c LW |
1002 | if (strEQ(str->str_ptr,"$ARGV[0")) { |
1003 | str_set(str,"$ARGV0"); | |
1004 | saw_argv0++; | |
1005 | } | |
1006 | else { | |
1007 | if (tmp2str && atoi(tmp2str->str_ptr)) | |
1008 | strcpy(tokenbuf,"]"); | |
1009 | else | |
1010 | strcpy(tokenbuf,"}"); | |
c5cf9ec2 | 1011 | *tokenbuf += (char)128; |
a687059c LW |
1012 | str_cat(str,tokenbuf); |
1013 | } | |
8d063cd8 LW |
1014 | } |
1015 | str_free(tmpstr); | |
1016 | break; | |
1017 | case OFLD: | |
1018 | str = str_new(0); | |
1019 | if (split_to_array) { | |
1020 | str_set(str,"$Fld"); | |
1021 | str_cat(str,"["); | |
a687059c | 1022 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1023 | str_free(fstr); |
1024 | str_cat(str,"]"); | |
1025 | } | |
1026 | else { | |
a687059c | 1027 | i = atoi(walk(1,level,ops[node+1].ival,&numarg,P_MIN)->str_ptr); |
8d063cd8 LW |
1028 | if (i <= arymax) |
1029 | sprintf(tokenbuf,"$%s",nameary[i]); | |
1030 | else | |
1031 | sprintf(tokenbuf,"$Fld%d",i); | |
1032 | str_set(str,tokenbuf); | |
1033 | } | |
1034 | break; | |
1035 | case OVFLD: | |
1036 | str = str_new(0); | |
1037 | str_set(str,"$Fld["); | |
1038 | i = ops[node+1].ival; | |
1039 | if ((ops[i].ival & 255) == OPAREN) | |
1040 | i = ops[i+1].ival; | |
a687059c | 1041 | tmpstr=walk(1,level,i,&numarg,P_MIN); |
8d063cd8 LW |
1042 | str_scat(str,tmpstr); |
1043 | str_free(tmpstr); | |
1044 | str_cat(str,"]"); | |
1045 | break; | |
1046 | case OJUNK: | |
1047 | goto def; | |
1048 | case OSNEWLINE: | |
1049 | str = str_new(2); | |
1050 | str_set(str,";\n"); | |
1051 | tab(str,level); | |
1052 | break; | |
1053 | case ONEWLINE: | |
1054 | str = str_new(1); | |
1055 | str_set(str,"\n"); | |
1056 | tab(str,level); | |
1057 | break; | |
1058 | case OSCOMMENT: | |
1059 | str = str_new(0); | |
1060 | str_set(str,";"); | |
a687059c | 1061 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1062 | for (s = tmpstr->str_ptr; *s && *s != '\n'; s++) |
c5cf9ec2 | 1063 | *s += (char)128; |
8d063cd8 LW |
1064 | str_scat(str,tmpstr); |
1065 | str_free(tmpstr); | |
1066 | tab(str,level); | |
1067 | break; | |
1068 | case OCOMMENT: | |
1069 | str = str_new(0); | |
a687059c | 1070 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1071 | for (s = tmpstr->str_ptr; *s && *s != '\n'; s++) |
c5cf9ec2 | 1072 | *s += (char)128; |
8d063cd8 LW |
1073 | str_scat(str,tmpstr); |
1074 | str_free(tmpstr); | |
1075 | tab(str,level); | |
1076 | break; | |
1077 | case OCOMMA: | |
a687059c LW |
1078 | prec = P_COMMA; |
1079 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 1080 | str_cat(str,", "); |
a687059c LW |
1081 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); |
1082 | str_free(fstr); | |
1083 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
8d063cd8 LW |
1084 | str_free(fstr); |
1085 | break; | |
1086 | case OSEMICOLON: | |
1087 | str = str_new(1); | |
a687059c LW |
1088 | str_set(str,";\n"); |
1089 | tab(str,level); | |
8d063cd8 LW |
1090 | break; |
1091 | case OSTATES: | |
a687059c LW |
1092 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
1093 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
1094 | str_free(fstr); |
1095 | break; | |
1096 | case OSTATE: | |
1097 | str = str_new(0); | |
1098 | if (len >= 1) { | |
a687059c | 1099 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1100 | str_free(fstr); |
1101 | if (len >= 2) { | |
a687059c | 1102 | tmpstr = walk(0,level,ops[node+2].ival,&numarg,P_MIN); |
8d063cd8 LW |
1103 | if (*tmpstr->str_ptr == ';') { |
1104 | addsemi(str); | |
1105 | str_cat(str,tmpstr->str_ptr+1); | |
1106 | } | |
1107 | str_free(tmpstr); | |
1108 | } | |
1109 | } | |
1110 | break; | |
a687059c LW |
1111 | case OCLOSE: |
1112 | str = str_make("close("); | |
1113 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); | |
1114 | if (!do_fancy_opens) { | |
1115 | t = tmpstr->str_ptr; | |
1116 | if (*t == '"' || *t == '\'') | |
1117 | t = cpytill(tokenbuf,t+1,*t); | |
1118 | else | |
1119 | fatal("Internal error: OCLOSE %s",t); | |
1120 | s = savestr(tokenbuf); | |
1121 | for (t = tokenbuf; *t; t++) { | |
1122 | *t &= 127; | |
3f939f22 JH |
1123 | if (isLOWER(*t)) |
1124 | *t = toUPPER(*t); | |
1125 | if (!isALPHA(*t) && !isDIGIT(*t)) | |
a687059c LW |
1126 | *t = '_'; |
1127 | } | |
a0d0e21e | 1128 | if (!strchr(tokenbuf,'_')) |
d48672a2 | 1129 | strcpy(t,"_FH"); |
a687059c LW |
1130 | str_free(tmpstr); |
1131 | safefree(s); | |
1132 | str_set(str,"close "); | |
1133 | str_cat(str,tokenbuf); | |
1134 | } | |
1135 | else { | |
7c0587c8 LW |
1136 | sprintf(tokenbuf,"delete $opened{%s} && close(%s)", |
1137 | tmpstr->str_ptr, tmpstr->str_ptr); | |
a687059c LW |
1138 | str_free(tmpstr); |
1139 | str_set(str,tokenbuf); | |
1140 | } | |
1141 | break; | |
8d063cd8 LW |
1142 | case OPRINTF: |
1143 | case OPRINT: | |
378cc40b LW |
1144 | lparen = ""; /* set to parens if necessary */ |
1145 | rparen = ""; | |
8d063cd8 LW |
1146 | str = str_new(0); |
1147 | if (len == 3) { /* output redirection */ | |
a687059c LW |
1148 | tmpstr = walk(1,level,ops[node+3].ival,&numarg,P_MIN); |
1149 | tmp2str = walk(1,level,ops[node+2].ival,&numarg,P_MIN); | |
8d063cd8 LW |
1150 | if (!do_fancy_opens) { |
1151 | t = tmpstr->str_ptr; | |
1152 | if (*t == '"' || *t == '\'') | |
1153 | t = cpytill(tokenbuf,t+1,*t); | |
1154 | else | |
1155 | fatal("Internal error: OPRINT"); | |
1156 | d = savestr(t); | |
1157 | s = savestr(tokenbuf); | |
1158 | for (t = tokenbuf; *t; t++) { | |
1159 | *t &= 127; | |
3f939f22 JH |
1160 | if (isLOWER(*t)) |
1161 | *t = toUPPER(*t); | |
1162 | if (!isALPHA(*t) && !isDIGIT(*t)) | |
8d063cd8 LW |
1163 | *t = '_'; |
1164 | } | |
a0d0e21e | 1165 | if (!strchr(tokenbuf,'_')) |
d48672a2 | 1166 | strcpy(t,"_FH"); |
a687059c LW |
1167 | tmp3str = hfetch(symtab,tokenbuf); |
1168 | if (!tmp3str) { | |
1169 | str_cat(opens,"open("); | |
1170 | str_cat(opens,tokenbuf); | |
1171 | str_cat(opens,", "); | |
1172 | d[1] = '\0'; | |
1173 | str_cat(opens,d); | |
1174 | str_scat(opens,tmp2str); | |
1175 | str_cat(opens,tmpstr->str_ptr+1); | |
1176 | if (*tmp2str->str_ptr == '|') | |
1177 | str_cat(opens,") || die 'Cannot pipe to \""); | |
1178 | else | |
1179 | str_cat(opens,") || die 'Cannot create file \""); | |
1180 | if (*d == '"') | |
1181 | str_cat(opens,"'.\""); | |
1182 | str_cat(opens,s); | |
1183 | if (*d == '"') | |
1184 | str_cat(opens,"\".'"); | |
1185 | str_cat(opens,"\".';\n"); | |
1186 | hstore(symtab,tokenbuf,str_make("x")); | |
1187 | } | |
8d063cd8 LW |
1188 | str_free(tmpstr); |
1189 | str_free(tmp2str); | |
1190 | safefree(s); | |
1191 | safefree(d); | |
1192 | } | |
1193 | else { | |
a687059c | 1194 | sprintf(tokenbuf,"&Pick('%s', %s) &&\n", |
8d063cd8 LW |
1195 | tmp2str->str_ptr, tmpstr->str_ptr); |
1196 | str_cat(str,tokenbuf); | |
1197 | tab(str,level+1); | |
a687059c | 1198 | strcpy(tokenbuf,"$fh"); |
8d063cd8 LW |
1199 | str_free(tmpstr); |
1200 | str_free(tmp2str); | |
378cc40b LW |
1201 | lparen = "("; |
1202 | rparen = ")"; | |
8d063cd8 LW |
1203 | } |
1204 | } | |
1205 | else | |
a687059c | 1206 | strcpy(tokenbuf,""); |
378cc40b | 1207 | str_cat(str,lparen); /* may be null */ |
8d063cd8 LW |
1208 | if (type == OPRINTF) |
1209 | str_cat(str,"printf"); | |
1210 | else | |
1211 | str_cat(str,"print"); | |
d48672a2 | 1212 | saw_fh = 0; |
8d063cd8 | 1213 | if (len == 3 || do_fancy_opens) { |
d48672a2 | 1214 | if (*tokenbuf) { |
8d063cd8 | 1215 | str_cat(str," "); |
d48672a2 LW |
1216 | saw_fh = 1; |
1217 | } | |
8d063cd8 LW |
1218 | str_cat(str,tokenbuf); |
1219 | } | |
a687059c | 1220 | tmpstr = walk(1+(type==OPRINT),level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1221 | if (!*tmpstr->str_ptr && lval_field) { |
2b260de0 | 1222 | t = (char*)(saw_OFS ? "$," : "' '"); |
8d063cd8 LW |
1223 | if (split_to_array) { |
1224 | sprintf(tokenbuf,"join(%s,@Fld)",t); | |
1225 | str_cat(tmpstr,tokenbuf); | |
1226 | } | |
1227 | else { | |
1228 | for (i = 1; i < maxfld; i++) { | |
1229 | if (i <= arymax) | |
1230 | sprintf(tokenbuf,"$%s, ",nameary[i]); | |
1231 | else | |
1232 | sprintf(tokenbuf,"$Fld%d, ",i); | |
1233 | str_cat(tmpstr,tokenbuf); | |
1234 | } | |
1235 | if (maxfld <= arymax) | |
1236 | sprintf(tokenbuf,"$%s",nameary[maxfld]); | |
1237 | else | |
1238 | sprintf(tokenbuf,"$Fld%d",maxfld); | |
1239 | str_cat(tmpstr,tokenbuf); | |
1240 | } | |
1241 | } | |
1242 | if (*tmpstr->str_ptr) { | |
1243 | str_cat(str," "); | |
d48672a2 LW |
1244 | if (!saw_fh && *tmpstr->str_ptr == '(') { |
1245 | str_cat(str,"("); | |
1246 | str_scat(str,tmpstr); | |
1247 | str_cat(str,")"); | |
1248 | } | |
1249 | else | |
1250 | str_scat(str,tmpstr); | |
8d063cd8 LW |
1251 | } |
1252 | else { | |
1253 | str_cat(str," $_"); | |
1254 | } | |
378cc40b | 1255 | str_cat(str,rparen); /* may be null */ |
8d063cd8 LW |
1256 | str_free(tmpstr); |
1257 | break; | |
a687059c LW |
1258 | case ORAND: |
1259 | str = str_make("rand(1)"); | |
1260 | break; | |
1261 | case OSRAND: | |
1262 | str = str_make("srand("); | |
1263 | goto maybe0; | |
1264 | case OATAN2: | |
1265 | str = str_make("atan2("); | |
1266 | goto maybe0; | |
1267 | case OSIN: | |
1268 | str = str_make("sin("); | |
1269 | goto maybe0; | |
1270 | case OCOS: | |
1271 | str = str_make("cos("); | |
1272 | goto maybe0; | |
1273 | case OSYSTEM: | |
1274 | str = str_make("system("); | |
1275 | goto maybe0; | |
8d063cd8 LW |
1276 | case OLENGTH: |
1277 | str = str_make("length("); | |
1278 | goto maybe0; | |
1279 | case OLOG: | |
1280 | str = str_make("log("); | |
1281 | goto maybe0; | |
1282 | case OEXP: | |
1283 | str = str_make("exp("); | |
1284 | goto maybe0; | |
1285 | case OSQRT: | |
1286 | str = str_make("sqrt("); | |
1287 | goto maybe0; | |
1288 | case OINT: | |
1289 | str = str_make("int("); | |
1290 | maybe0: | |
1291 | numeric = 1; | |
1292 | if (len > 0) | |
a687059c | 1293 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1294 | else |
db7c17d7 | 1295 | tmpstr = str_new(0); |
fe14fcc3 | 1296 | if (!tmpstr->str_ptr || !*tmpstr->str_ptr) { |
8d063cd8 | 1297 | if (lval_field) { |
2b260de0 | 1298 | t = (char*)(saw_OFS ? "$," : "' '"); |
8d063cd8 LW |
1299 | if (split_to_array) { |
1300 | sprintf(tokenbuf,"join(%s,@Fld)",t); | |
1301 | str_cat(tmpstr,tokenbuf); | |
1302 | } | |
1303 | else { | |
1304 | sprintf(tokenbuf,"join(%s, ",t); | |
1305 | str_cat(tmpstr,tokenbuf); | |
1306 | for (i = 1; i < maxfld; i++) { | |
1307 | if (i <= arymax) | |
1308 | sprintf(tokenbuf,"$%s,",nameary[i]); | |
1309 | else | |
1310 | sprintf(tokenbuf,"$Fld%d,",i); | |
1311 | str_cat(tmpstr,tokenbuf); | |
1312 | } | |
1313 | if (maxfld <= arymax) | |
1314 | sprintf(tokenbuf,"$%s)",nameary[maxfld]); | |
1315 | else | |
1316 | sprintf(tokenbuf,"$Fld%d)",maxfld); | |
1317 | str_cat(tmpstr,tokenbuf); | |
1318 | } | |
1319 | } | |
1320 | else | |
1321 | str_cat(tmpstr,"$_"); | |
1322 | } | |
1323 | if (strEQ(tmpstr->str_ptr,"$_")) { | |
1324 | if (type == OLENGTH && !do_chop) { | |
1325 | str = str_make("(length("); | |
1326 | str_cat(tmpstr,") - 1"); | |
1327 | } | |
1328 | } | |
1329 | str_scat(str,tmpstr); | |
1330 | str_free(tmpstr); | |
1331 | str_cat(str,")"); | |
1332 | break; | |
1333 | case OBREAK: | |
1334 | str = str_new(0); | |
1335 | str_set(str,"last"); | |
1336 | break; | |
1337 | case ONEXT: | |
1338 | str = str_new(0); | |
1339 | str_set(str,"next line"); | |
1340 | break; | |
1341 | case OEXIT: | |
1342 | str = str_new(0); | |
1343 | if (realexit) { | |
a687059c | 1344 | prec = P_UNI; |
8d063cd8 LW |
1345 | str_set(str,"exit"); |
1346 | if (len == 1) { | |
1347 | str_cat(str," "); | |
1348 | exitval = TRUE; | |
a687059c LW |
1349 | str_scat(str, |
1350 | fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); | |
8d063cd8 LW |
1351 | str_free(fstr); |
1352 | } | |
1353 | } | |
1354 | else { | |
1355 | if (len == 1) { | |
9f68db38 | 1356 | str_set(str,"$ExitValue = "); |
8d063cd8 | 1357 | exitval = TRUE; |
a687059c LW |
1358 | str_scat(str, |
1359 | fstr=walk(1,level,ops[node+1].ival,&numarg,P_ASSIGN)); | |
8d063cd8 LW |
1360 | str_free(fstr); |
1361 | str_cat(str,"; "); | |
1362 | } | |
1363 | str_cat(str,"last line"); | |
1364 | } | |
1365 | break; | |
1366 | case OCONTINUE: | |
1367 | str = str_new(0); | |
1368 | str_set(str,"next"); | |
1369 | break; | |
1370 | case OREDIR: | |
1371 | goto def; | |
1372 | case OIF: | |
1373 | str = str_new(0); | |
1374 | str_set(str,"if ("); | |
a687059c | 1375 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1376 | str_free(fstr); |
1377 | str_cat(str,") "); | |
a687059c | 1378 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1379 | str_free(fstr); |
1380 | if (len == 3) { | |
1381 | i = ops[node+3].ival; | |
1382 | if (i) { | |
1383 | if ((ops[i].ival & 255) == OBLOCK) { | |
1384 | i = ops[i+1].ival; | |
1385 | if (i) { | |
1386 | if ((ops[i].ival & 255) != OIF) | |
1387 | i = 0; | |
1388 | } | |
1389 | } | |
1390 | else | |
1391 | i = 0; | |
1392 | } | |
1393 | if (i) { | |
1394 | str_cat(str,"els"); | |
a687059c | 1395 | str_scat(str,fstr=walk(0,level,i,&numarg,P_MIN)); |
8d063cd8 LW |
1396 | str_free(fstr); |
1397 | } | |
1398 | else { | |
1399 | str_cat(str,"else "); | |
a687059c | 1400 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1401 | str_free(fstr); |
1402 | } | |
1403 | } | |
1404 | break; | |
1405 | case OWHILE: | |
1406 | str = str_new(0); | |
1407 | str_set(str,"while ("); | |
a687059c | 1408 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1409 | str_free(fstr); |
1410 | str_cat(str,") "); | |
a687059c | 1411 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1412 | str_free(fstr); |
1413 | break; | |
7c0587c8 LW |
1414 | case ODO: |
1415 | str = str_new(0); | |
1416 | str_set(str,"do "); | |
1417 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
1418 | str_free(fstr); | |
1419 | if (str->str_ptr[str->str_cur - 1] == '\n') | |
db7c17d7 | 1420 | --str->str_cur; |
7c0587c8 LW |
1421 | str_cat(str," while ("); |
1422 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
1423 | str_free(fstr); | |
1424 | str_cat(str,");"); | |
1425 | break; | |
8d063cd8 LW |
1426 | case OFOR: |
1427 | str = str_new(0); | |
1428 | str_set(str,"for ("); | |
a687059c | 1429 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1430 | i = numarg; |
1431 | if (i) { | |
1432 | t = s = tmpstr->str_ptr; | |
3f939f22 | 1433 | while (isALPHA(*t) || isDIGIT(*t) || *t == '$' || *t == '_') |
8d063cd8 LW |
1434 | t++; |
1435 | i = t - s; | |
1436 | if (i < 2) | |
1437 | i = 0; | |
1438 | } | |
1439 | str_cat(str,"; "); | |
a687059c | 1440 | fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
a0d0e21e | 1441 | if (i && (t = strchr(fstr->str_ptr,0377))) { |
8d063cd8 LW |
1442 | if (strnEQ(fstr->str_ptr,s,i)) |
1443 | *t = ' '; | |
1444 | } | |
1445 | str_scat(str,fstr); | |
1446 | str_free(fstr); | |
1447 | str_free(tmpstr); | |
1448 | str_cat(str,"; "); | |
a687059c | 1449 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1450 | str_free(fstr); |
1451 | str_cat(str,") "); | |
a687059c | 1452 | str_scat(str,fstr=walk(0,level,ops[node+4].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1453 | str_free(fstr); |
1454 | break; | |
1455 | case OFORIN: | |
a687059c | 1456 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
a0d0e21e | 1457 | d = strchr(tmpstr->str_ptr,'$'); |
a687059c LW |
1458 | if (!d) |
1459 | fatal("Illegal for loop: %s",tmpstr->str_ptr); | |
a0d0e21e | 1460 | s = strchr(d,'{'); |
a687059c | 1461 | if (!s) |
a0d0e21e | 1462 | s = strchr(d,'['); |
a687059c LW |
1463 | if (!s) |
1464 | fatal("Illegal for loop: %s",d); | |
1465 | *s++ = '\0'; | |
b7953727 | 1466 | for (t = s; (i = *t); t++) { |
ffed7fef LW |
1467 | i &= 127; |
1468 | if (i == '}' || i == ']') | |
1469 | break; | |
1470 | } | |
1471 | if (*t) | |
a687059c | 1472 | *t = '\0'; |
8d063cd8 | 1473 | str = str_new(0); |
a687059c | 1474 | str_set(str,d+1); |
8d063cd8 LW |
1475 | str_cat(str,"[]"); |
1476 | tmp2str = hfetch(symtab,str->str_ptr); | |
1477 | if (tmp2str && atoi(tmp2str->str_ptr)) { | |
8d063cd8 | 1478 | sprintf(tokenbuf, |
62b28dd9 | 1479 | "foreach %s ($[ .. $#%s) ", |
a687059c LW |
1480 | s, |
1481 | d+1); | |
8d063cd8 LW |
1482 | } |
1483 | else { | |
a687059c LW |
1484 | sprintf(tokenbuf, |
1485 | "foreach %s (keys %%%s) ", | |
1486 | s, | |
1487 | d+1); | |
8d063cd8 | 1488 | } |
a687059c LW |
1489 | str_set(str,tokenbuf); |
1490 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
1491 | str_free(fstr); | |
8d063cd8 LW |
1492 | str_free(tmpstr); |
1493 | break; | |
1494 | case OBLOCK: | |
1495 | str = str_new(0); | |
1496 | str_set(str,"{"); | |
378cc40b | 1497 | if (len >= 2 && ops[node+2].ival) { |
a687059c | 1498 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1499 | str_free(fstr); |
1500 | } | |
1501 | fixtab(str,++level); | |
a687059c | 1502 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1503 | str_free(fstr); |
1504 | addsemi(str); | |
1505 | fixtab(str,--level); | |
1506 | str_cat(str,"}\n"); | |
1507 | tab(str,level); | |
378cc40b | 1508 | if (len >= 3) { |
a687059c | 1509 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
378cc40b LW |
1510 | str_free(fstr); |
1511 | } | |
8d063cd8 LW |
1512 | break; |
1513 | default: | |
1514 | def: | |
1515 | if (len) { | |
1516 | if (len > 5) | |
1517 | fatal("Garbage length in walk"); | |
a687059c | 1518 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1519 | for (i = 2; i<= len; i++) { |
a687059c | 1520 | str_scat(str,fstr=walk(0,level,ops[node+i].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1521 | str_free(fstr); |
1522 | } | |
1523 | } | |
1524 | else { | |
1525 | str = Nullstr; | |
1526 | } | |
1527 | break; | |
1528 | } | |
1529 | if (!str) | |
1530 | str = str_new(0); | |
a687059c LW |
1531 | |
1532 | if (useval && prec < minprec) { /* need parens? */ | |
1533 | fstr = str_new(str->str_cur+2); | |
1534 | str_nset(fstr,"(",1); | |
1535 | str_scat(fstr,str); | |
1536 | str_ncat(fstr,")",1); | |
1537 | str_free(str); | |
1538 | str = fstr; | |
1539 | } | |
1540 | ||
8d063cd8 LW |
1541 | *numericptr = numeric; |
1542 | #ifdef DEBUGGING | |
1543 | if (debug & 4) { | |
1544 | printf("%3d %5d %15s %d %4d ",level,node,opname[type],len,str->str_cur); | |
1545 | for (t = str->str_ptr; *t && t - str->str_ptr < 40; t++) | |
1546 | if (*t == '\n') | |
1547 | printf("\\n"); | |
1548 | else if (*t == '\t') | |
1549 | printf("\\t"); | |
1550 | else | |
1551 | putchar(*t); | |
1552 | putchar('\n'); | |
1553 | } | |
1554 | #endif | |
1555 | return str; | |
1556 | } | |
1557 | ||
748a9306 | 1558 | static void |
f0f333f4 | 1559 | tab(register STR *str, register int lvl) |
8d063cd8 LW |
1560 | { |
1561 | while (lvl > 1) { | |
1562 | str_cat(str,"\t"); | |
1563 | lvl -= 2; | |
1564 | } | |
1565 | if (lvl) | |
1566 | str_cat(str," "); | |
1567 | } | |
1568 | ||
748a9306 | 1569 | static void |
f0f333f4 | 1570 | fixtab(register STR *str, register int lvl) |
8d063cd8 LW |
1571 | { |
1572 | register char *s; | |
1573 | ||
1574 | /* strip trailing white space */ | |
1575 | ||
1576 | s = str->str_ptr+str->str_cur - 1; | |
a687059c | 1577 | while (s >= str->str_ptr && (*s == ' ' || *s == '\t' || *s == '\n')) |
8d063cd8 LW |
1578 | s--; |
1579 | s[1] = '\0'; | |
1580 | str->str_cur = s + 1 - str->str_ptr; | |
1581 | if (s >= str->str_ptr && *s != '\n') | |
1582 | str_cat(str,"\n"); | |
1583 | ||
1584 | tab(str,lvl); | |
1585 | } | |
1586 | ||
748a9306 | 1587 | static void |
f0f333f4 | 1588 | addsemi(register STR *str) |
8d063cd8 LW |
1589 | { |
1590 | register char *s; | |
1591 | ||
1592 | s = str->str_ptr+str->str_cur - 1; | |
1593 | while (s >= str->str_ptr && (*s == ' ' || *s == '\t' || *s == '\n')) | |
1594 | s--; | |
1595 | if (s >= str->str_ptr && *s != ';' && *s != '}') | |
1596 | str_cat(str,";"); | |
1597 | } | |
1598 | ||
56febc5e | 1599 | static void |
f0f333f4 | 1600 | emit_split(register STR *str, int level) |
8d063cd8 LW |
1601 | { |
1602 | register int i; | |
1603 | ||
1604 | if (split_to_array) | |
1605 | str_cat(str,"@Fld"); | |
1606 | else { | |
1607 | str_cat(str,"("); | |
1608 | for (i = 1; i < maxfld; i++) { | |
1609 | if (i <= arymax) | |
1610 | sprintf(tokenbuf,"$%s,",nameary[i]); | |
1611 | else | |
1612 | sprintf(tokenbuf,"$Fld%d,",i); | |
1613 | str_cat(str,tokenbuf); | |
1614 | } | |
1615 | if (maxfld <= arymax) | |
1616 | sprintf(tokenbuf,"$%s)",nameary[maxfld]); | |
1617 | else | |
1618 | sprintf(tokenbuf,"$Fld%d)",maxfld); | |
1619 | str_cat(str,tokenbuf); | |
1620 | } | |
1621 | if (const_FS) { | |
62b28dd9 | 1622 | sprintf(tokenbuf," = split(/[%c\\n]/, $_, 9999);\n",const_FS); |
8d063cd8 LW |
1623 | str_cat(str,tokenbuf); |
1624 | } | |
1625 | else if (saw_FS) | |
62b28dd9 | 1626 | str_cat(str," = split($FS, $_, 9999);\n"); |
8d063cd8 | 1627 | else |
62b28dd9 | 1628 | str_cat(str," = split(' ', $_, 9999);\n"); |
8d063cd8 LW |
1629 | tab(str,level); |
1630 | } | |
1631 | ||
9c8d0b29 | 1632 | int |
f0f333f4 | 1633 | prewalk(int numit, int level, register int node, int *numericptr) |
8d063cd8 LW |
1634 | { |
1635 | register int len; | |
1636 | register int type; | |
1637 | register int i; | |
8d063cd8 LW |
1638 | int numarg; |
1639 | int numeric = FALSE; | |
a687059c LW |
1640 | STR *tmpstr; |
1641 | STR *tmp2str; | |
8d063cd8 LW |
1642 | |
1643 | if (!node) { | |
1644 | *numericptr = 0; | |
1645 | return 0; | |
1646 | } | |
1647 | type = ops[node].ival; | |
1648 | len = type >> 8; | |
1649 | type &= 255; | |
1650 | switch (type) { | |
1651 | case OPROG: | |
1652 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1653 | if (ops[node+2].ival) { | |
1654 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1655 | } | |
1656 | ++level; | |
1657 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1658 | --level; | |
1659 | if (ops[node+3].ival) { | |
1660 | prewalk(0,level,ops[node+4].ival,&numarg); | |
1661 | } | |
1662 | break; | |
1663 | case OHUNKS: | |
1664 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1665 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1666 | if (len == 3) { | |
1667 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1668 | } | |
1669 | break; | |
1670 | case ORANGE: | |
1671 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1672 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1673 | break; | |
1674 | case OPAT: | |
1675 | goto def; | |
1676 | case OREGEX: | |
1677 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1678 | break; | |
1679 | case OHUNK: | |
1680 | if (len == 1) { | |
1681 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1682 | } | |
1683 | else { | |
1684 | i = prewalk(0,level,ops[node+1].ival,&numarg); | |
1685 | if (i) { | |
1686 | ++level; | |
1687 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1688 | --level; | |
1689 | } | |
1690 | else { | |
1691 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1692 | } | |
1693 | } | |
1694 | break; | |
1695 | case OPPAREN: | |
1696 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1697 | break; | |
1698 | case OPANDAND: | |
1699 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1700 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1701 | break; | |
1702 | case OPOROR: | |
1703 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1704 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1705 | break; | |
1706 | case OPNOT: | |
1707 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1708 | break; | |
1709 | case OCPAREN: | |
1710 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1711 | numeric |= numarg; | |
1712 | break; | |
1713 | case OCANDAND: | |
1714 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1715 | numeric = 1; | |
1716 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1717 | break; | |
1718 | case OCOROR: | |
1719 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1720 | numeric = 1; | |
1721 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1722 | break; | |
1723 | case OCNOT: | |
1724 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1725 | numeric = 1; | |
1726 | break; | |
1727 | case ORELOP: | |
1728 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1729 | numeric |= numarg; | |
1730 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1731 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1732 | numeric |= numarg; | |
1733 | numeric = 1; | |
1734 | break; | |
1735 | case ORPAREN: | |
1736 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1737 | numeric |= numarg; | |
1738 | break; | |
1739 | case OMATCHOP: | |
1740 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1741 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1742 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1743 | numeric = 1; | |
1744 | break; | |
1745 | case OMPAREN: | |
1746 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1747 | numeric |= numarg; | |
1748 | break; | |
1749 | case OCONCAT: | |
1750 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1751 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1752 | break; | |
1753 | case OASSIGN: | |
1754 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1755 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1756 | prewalk(0,level,ops[node+3].ival,&numarg); | |
75f92628 | 1757 | if (numarg || strlen(ops[ops[node+1].ival+1].cval) > (Size_t)1) { |
8d063cd8 LW |
1758 | numericize(ops[node+2].ival); |
1759 | if (!numarg) | |
1760 | numericize(ops[node+3].ival); | |
1761 | } | |
1762 | numeric |= numarg; | |
1763 | break; | |
1764 | case OADD: | |
1765 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1766 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1767 | numeric = 1; | |
1768 | break; | |
a687059c | 1769 | case OSUBTRACT: |
8d063cd8 LW |
1770 | prewalk(1,level,ops[node+1].ival,&numarg); |
1771 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1772 | numeric = 1; | |
1773 | break; | |
1774 | case OMULT: | |
1775 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1776 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1777 | numeric = 1; | |
1778 | break; | |
1779 | case ODIV: | |
1780 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1781 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1782 | numeric = 1; | |
1783 | break; | |
a687059c LW |
1784 | case OPOW: |
1785 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1786 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1787 | numeric = 1; | |
1788 | break; | |
8d063cd8 LW |
1789 | case OMOD: |
1790 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1791 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1792 | numeric = 1; | |
1793 | break; | |
1794 | case OPOSTINCR: | |
1795 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1796 | numeric = 1; | |
1797 | break; | |
1798 | case OPOSTDECR: | |
1799 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1800 | numeric = 1; | |
1801 | break; | |
1802 | case OPREINCR: | |
1803 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1804 | numeric = 1; | |
1805 | break; | |
1806 | case OPREDECR: | |
1807 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1808 | numeric = 1; | |
1809 | break; | |
1810 | case OUMINUS: | |
1811 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1812 | numeric = 1; | |
1813 | break; | |
1814 | case OUPLUS: | |
1815 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1816 | numeric = 1; | |
1817 | break; | |
1818 | case OPAREN: | |
1819 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1820 | numeric |= numarg; | |
1821 | break; | |
1822 | case OGETLINE: | |
1823 | break; | |
1824 | case OSPRINTF: | |
1825 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1826 | break; | |
1827 | case OSUBSTR: | |
1828 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1829 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1830 | if (len == 3) { | |
1831 | prewalk(1,level,ops[node+3].ival,&numarg); | |
1832 | } | |
1833 | break; | |
1834 | case OSTRING: | |
1835 | break; | |
1836 | case OSPLIT: | |
1837 | numeric = 1; | |
1838 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1839 | if (len == 3) | |
1840 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1841 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1842 | break; | |
1843 | case OINDEX: | |
1844 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1845 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1846 | numeric = 1; | |
1847 | break; | |
a687059c LW |
1848 | case OMATCH: |
1849 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1850 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1851 | numeric = 1; | |
1852 | break; | |
1853 | case OUSERDEF: | |
1854 | subretnum = FALSE; | |
1855 | --level; | |
1856 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); | |
1857 | ++level; | |
1858 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1859 | prewalk(0,level,ops[node+4].ival,&numarg); | |
1860 | prewalk(0,level,ops[node+5].ival,&numarg); | |
1861 | --level; | |
1862 | str_cat(tmpstr,"("); | |
1863 | tmp2str = str_new(0); | |
1864 | if (subretnum || numarg) | |
1865 | str_set(tmp2str,"1"); | |
1866 | hstore(symtab,tmpstr->str_ptr,tmp2str); | |
1867 | str_free(tmpstr); | |
1868 | level++; | |
1869 | break; | |
1870 | case ORETURN: | |
1871 | if (len > 0) { | |
1872 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1873 | if (numarg) | |
1874 | subretnum = TRUE; | |
1875 | } | |
1876 | break; | |
1877 | case OUSERFUN: | |
1878 | tmp2str = str_new(0); | |
1879 | str_scat(tmp2str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
663a0e37 | 1880 | fixrargs(tmpstr->str_ptr,ops[node+2].ival,0); |
a687059c LW |
1881 | str_free(tmpstr); |
1882 | str_cat(tmp2str,"("); | |
1883 | tmpstr = hfetch(symtab,tmp2str->str_ptr); | |
1884 | if (tmpstr && tmpstr->str_ptr) | |
1885 | numeric |= atoi(tmpstr->str_ptr); | |
1886 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1887 | str_free(tmp2str); | |
1888 | break; | |
1889 | case OGSUB: | |
1890 | case OSUB: | |
1891 | if (len >= 3) | |
1892 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1893 | prewalk(0,level,ops[ops[node+2].ival+1].ival,&numarg); | |
1894 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1895 | numeric = 1; | |
1896 | break; | |
8d063cd8 LW |
1897 | case ONUM: |
1898 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1899 | numeric = 1; | |
1900 | break; | |
1901 | case OSTR: | |
1902 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1903 | break; | |
a687059c LW |
1904 | case ODEFINED: |
1905 | case ODELETE: | |
1906 | case OSTAR: | |
8d063cd8 LW |
1907 | case OVAR: |
1908 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1909 | if (len == 1) { | |
1910 | if (numit) | |
1911 | numericize(node); | |
1912 | } | |
1913 | else { | |
1914 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1915 | } | |
1916 | break; | |
1917 | case OFLD: | |
1918 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1919 | break; | |
1920 | case OVFLD: | |
1921 | i = ops[node+1].ival; | |
1922 | prewalk(0,level,i,&numarg); | |
1923 | break; | |
1924 | case OJUNK: | |
1925 | goto def; | |
1926 | case OSNEWLINE: | |
1927 | break; | |
1928 | case ONEWLINE: | |
1929 | break; | |
1930 | case OSCOMMENT: | |
1931 | break; | |
1932 | case OCOMMENT: | |
1933 | break; | |
1934 | case OCOMMA: | |
1935 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1936 | prewalk(0,level,ops[node+2].ival,&numarg); | |
a687059c | 1937 | prewalk(0,level,ops[node+3].ival,&numarg); |
8d063cd8 LW |
1938 | break; |
1939 | case OSEMICOLON: | |
1940 | break; | |
1941 | case OSTATES: | |
1942 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1943 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1944 | break; | |
1945 | case OSTATE: | |
1946 | if (len >= 1) { | |
1947 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1948 | if (len >= 2) { | |
1949 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1950 | } | |
1951 | } | |
1952 | break; | |
a687059c LW |
1953 | case OCLOSE: |
1954 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1955 | break; | |
8d063cd8 LW |
1956 | case OPRINTF: |
1957 | case OPRINT: | |
1958 | if (len == 3) { /* output redirection */ | |
1959 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1960 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1961 | } | |
1962 | prewalk(0+(type==OPRINT),level,ops[node+1].ival,&numarg); | |
1963 | break; | |
a687059c LW |
1964 | case ORAND: |
1965 | break; | |
1966 | case OSRAND: | |
1967 | goto maybe0; | |
1968 | case OATAN2: | |
1969 | goto maybe0; | |
1970 | case OSIN: | |
1971 | goto maybe0; | |
1972 | case OCOS: | |
1973 | goto maybe0; | |
1974 | case OSYSTEM: | |
1975 | goto maybe0; | |
8d063cd8 LW |
1976 | case OLENGTH: |
1977 | goto maybe0; | |
1978 | case OLOG: | |
1979 | goto maybe0; | |
1980 | case OEXP: | |
1981 | goto maybe0; | |
1982 | case OSQRT: | |
1983 | goto maybe0; | |
1984 | case OINT: | |
1985 | maybe0: | |
1986 | numeric = 1; | |
1987 | if (len > 0) | |
a687059c LW |
1988 | prewalk(type != OLENGTH && type != OSYSTEM, |
1989 | level,ops[node+1].ival,&numarg); | |
8d063cd8 LW |
1990 | break; |
1991 | case OBREAK: | |
1992 | break; | |
1993 | case ONEXT: | |
1994 | break; | |
1995 | case OEXIT: | |
1996 | if (len == 1) { | |
1997 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1998 | } | |
1999 | break; | |
2000 | case OCONTINUE: | |
2001 | break; | |
2002 | case OREDIR: | |
2003 | goto def; | |
2004 | case OIF: | |
2005 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2006 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2007 | if (len == 3) { | |
2008 | prewalk(0,level,ops[node+3].ival,&numarg); | |
2009 | } | |
2010 | break; | |
2011 | case OWHILE: | |
2012 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2013 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2014 | break; | |
2015 | case OFOR: | |
2016 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2017 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2018 | prewalk(0,level,ops[node+3].ival,&numarg); | |
2019 | prewalk(0,level,ops[node+4].ival,&numarg); | |
2020 | break; | |
2021 | case OFORIN: | |
2022 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2023 | prewalk(0,level,ops[node+1].ival,&numarg); | |
8d063cd8 LW |
2024 | break; |
2025 | case OBLOCK: | |
2026 | if (len == 2) { | |
2027 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2028 | } | |
2029 | ++level; | |
2030 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2031 | --level; | |
2032 | break; | |
2033 | default: | |
2034 | def: | |
2035 | if (len) { | |
2036 | if (len > 5) | |
2037 | fatal("Garbage length in prewalk"); | |
2038 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2039 | for (i = 2; i<= len; i++) { | |
2040 | prewalk(0,level,ops[node+i].ival,&numarg); | |
2041 | } | |
2042 | } | |
2043 | break; | |
2044 | } | |
2045 | *numericptr = numeric; | |
2046 | return 1; | |
2047 | } | |
2048 | ||
748a9306 | 2049 | static void |
f0f333f4 | 2050 | numericize(register int node) |
8d063cd8 LW |
2051 | { |
2052 | register int len; | |
2053 | register int type; | |
8d063cd8 LW |
2054 | STR *tmpstr; |
2055 | STR *tmp2str; | |
2056 | int numarg; | |
2057 | ||
2058 | type = ops[node].ival; | |
2059 | len = type >> 8; | |
2060 | type &= 255; | |
2061 | if (type == OVAR && len == 1) { | |
a687059c | 2062 | tmpstr=walk(0,0,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
2063 | tmp2str = str_make("1"); |
2064 | hstore(symtab,tmpstr->str_ptr,tmp2str); | |
2065 | } | |
2066 | } |