Commit | Line | Data |
---|---|---|
8665f9e4 | 1 | /* walk.c |
a687059c | 2 | * |
4bb101f2 | 3 | * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1997, 1998, 1999, |
07409e01 | 4 | * 2000, 2001, 2002, 2005 by Larry Wall and others |
a687059c | 5 | * |
d48672a2 LW |
6 | * You may distribute under the terms of either the GNU General Public |
7 | * License or the Artistic License, as specified in the README file. | |
8d063cd8 LW |
8 | */ |
9 | ||
8d063cd8 | 10 | #include "EXTERN.h" |
8d063cd8 | 11 | #include "a2p.h" |
9c8d0b29 | 12 | #include "util.h" |
8d063cd8 LW |
13 | |
14 | bool exitval = FALSE; | |
15 | bool realexit = FALSE; | |
378cc40b | 16 | bool saw_getline = FALSE; |
a687059c LW |
17 | bool subretnum = FALSE; |
18 | bool saw_FNR = FALSE; | |
19 | bool saw_argv0 = FALSE; | |
d48672a2 | 20 | bool saw_fh = FALSE; |
8d063cd8 | 21 | int maxtmp = 0; |
aab39148 RB |
22 | const char *lparen; |
23 | const char *rparen; | |
24 | const char *limit; | |
a687059c LW |
25 | STR *subs; |
26 | STR *curargs = Nullstr; | |
8d063cd8 | 27 | |
20ce7b12 GS |
28 | static void addsemi ( STR *str ); |
29 | static void emit_split ( STR *str, int level ); | |
30 | static void fixtab ( STR *str, int lvl ); | |
31 | static void numericize ( int node ); | |
32 | static void tab ( STR *str, int lvl ); | |
56febc5e | 33 | |
20ce7b12 GS |
34 | int prewalk ( int numit, int level, int node, int *numericptr ); |
35 | STR * walk ( int useval, int level, int node, int *numericptr, int minprec ); | |
011f1a1a JH |
36 | #ifdef NETWARE |
37 | char *savestr(char *str); | |
38 | char *cpytill(register char *to, register char *from, register int delim); | |
aab39148 | 39 | char *instr(char *big, const char *little); |
011f1a1a | 40 | #endif |
9c8d0b29 | 41 | |
8d063cd8 | 42 | STR * |
f0f333f4 | 43 | walk(int useval, int level, register int node, int *numericptr, int minprec) |
8d063cd8 LW |
44 | { |
45 | register int len; | |
46 | register STR *str; | |
47 | register int type; | |
48 | register int i; | |
49 | register STR *tmpstr; | |
50 | STR *tmp2str; | |
a687059c | 51 | STR *tmp3str; |
8d063cd8 | 52 | char *t; |
0335b3e4 | 53 | char *d, *s; |
8d063cd8 LW |
54 | int numarg; |
55 | int numeric = FALSE; | |
56 | STR *fstr; | |
a687059c | 57 | int prec = P_MAX; /* assume no parens needed */ |
8d063cd8 LW |
58 | |
59 | if (!node) { | |
60 | *numericptr = 0; | |
61 | return str_make(""); | |
62 | } | |
63 | type = ops[node].ival; | |
64 | len = type >> 8; | |
65 | type &= 255; | |
66 | switch (type) { | |
67 | case OPROG: | |
d48672a2 LW |
68 | arymax = 0; |
69 | if (namelist) { | |
3f939f22 | 70 | while (isALPHA(*namelist)) { |
d48672a2 | 71 | for (d = tokenbuf,s=namelist; |
3f939f22 | 72 | isALPHA(*s) || isDIGIT(*s) || *s == '_'; |
d48672a2 LW |
73 | *d++ = *s++) ; |
74 | *d = '\0'; | |
3f939f22 | 75 | while (*s && !isALPHA(*s)) s++; |
d48672a2 LW |
76 | namelist = s; |
77 | nameary[++arymax] = savestr(tokenbuf); | |
78 | } | |
79 | } | |
80 | if (maxfld < arymax) | |
81 | maxfld = arymax; | |
8d063cd8 | 82 | opens = str_new(0); |
a687059c LW |
83 | subs = str_new(0); |
84 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); | |
8d063cd8 LW |
85 | if (do_split && need_entire && !absmaxfld) |
86 | split_to_array = TRUE; | |
87 | if (do_split && split_to_array) | |
88 | set_array_base = TRUE; | |
89 | if (set_array_base) { | |
90 | str_cat(str,"$[ = 1;\t\t\t# set array base to 1\n"); | |
91 | } | |
92 | if (fswitch && !const_FS) | |
93 | const_FS = fswitch; | |
94 | if (saw_FS > 1 || saw_RS) | |
95 | const_FS = 0; | |
96 | if (saw_ORS && need_entire) | |
97 | do_chop = TRUE; | |
98 | if (fswitch) { | |
99 | str_cat(str,"$FS = '"); | |
a0d0e21e | 100 | if (strchr("*+?.[]()|^$\\",fswitch)) |
8d063cd8 LW |
101 | str_cat(str,"\\"); |
102 | sprintf(tokenbuf,"%c",fswitch); | |
103 | str_cat(str,tokenbuf); | |
104 | str_cat(str,"';\t\t# field separator from -F switch\n"); | |
105 | } | |
106 | else if (saw_FS && !const_FS) { | |
9bb9d9f7 | 107 | str_cat(str,"$FS = ' ';\t\t# set field separator\n"); |
8d063cd8 LW |
108 | } |
109 | if (saw_OFS) { | |
a559c259 | 110 | str_cat(str,"$, = ' ';\t\t# set output field separator\n"); |
8d063cd8 LW |
111 | } |
112 | if (saw_ORS) { | |
a559c259 | 113 | str_cat(str,"$\\ = \"\\n\";\t\t# set output record separator\n"); |
8d063cd8 | 114 | } |
a687059c LW |
115 | if (saw_argv0) { |
116 | str_cat(str,"$ARGV0 = $0;\t\t# remember what we ran as\n"); | |
117 | } | |
8d063cd8 LW |
118 | if (str->str_cur > 20) |
119 | str_cat(str,"\n"); | |
120 | if (ops[node+2].ival) { | |
a687059c | 121 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
122 | str_free(fstr); |
123 | str_cat(str,"\n\n"); | |
124 | } | |
a687059c LW |
125 | fstr = walk(0,level+1,ops[node+3].ival,&numarg,P_MIN); |
126 | if (*fstr->str_ptr) { | |
127 | if (saw_line_op) | |
128 | str_cat(str,"line: "); | |
129 | str_cat(str,"while (<>) {\n"); | |
130 | tab(str,++level); | |
131 | if (saw_FS && !const_FS) | |
132 | do_chop = TRUE; | |
133 | if (do_chop) { | |
7bdaec8a | 134 | str_cat(str,"chomp;\t# strip record separator\n"); |
a687059c | 135 | tab(str,level); |
8d063cd8 | 136 | } |
a687059c LW |
137 | if (do_split) |
138 | emit_split(str,level); | |
139 | str_scat(str,fstr); | |
140 | str_free(fstr); | |
141 | fixtab(str,--level); | |
142 | str_cat(str,"}\n"); | |
143 | if (saw_FNR) | |
144 | str_cat(str,"continue {\n $FNRbase = $. if eof;\n}\n"); | |
8d063cd8 | 145 | } |
a5571d59 | 146 | else if (old_awk) |
ae986130 | 147 | str_cat(str,"while (<>) { } # (no line actions)\n"); |
8d063cd8 LW |
148 | if (ops[node+4].ival) { |
149 | realexit = TRUE; | |
150 | str_cat(str,"\n"); | |
151 | tab(str,level); | |
a687059c | 152 | str_scat(str,fstr=walk(0,level,ops[node+4].ival,&numarg,P_MIN)); |
8d063cd8 LW |
153 | str_free(fstr); |
154 | str_cat(str,"\n"); | |
155 | } | |
156 | if (exitval) | |
9f68db38 | 157 | str_cat(str,"exit $ExitValue;\n"); |
a687059c LW |
158 | if (subs->str_ptr) { |
159 | str_cat(str,"\n"); | |
160 | str_scat(str,subs); | |
161 | } | |
378cc40b | 162 | if (saw_getline) { |
a687059c LW |
163 | for (len = 0; len < 4; len++) { |
164 | if (saw_getline & (1 << len)) { | |
165 | sprintf(tokenbuf,"\nsub Getline%d {\n",len); | |
166 | str_cat(str, tokenbuf); | |
167 | if (len & 2) { | |
168 | if (do_fancy_opens) | |
169 | str_cat(str," &Pick('',@_);\n"); | |
170 | else | |
171 | str_cat(str," ($fh) = @_;\n"); | |
172 | } | |
173 | else { | |
174 | if (saw_FNR) | |
175 | str_cat(str," $FNRbase = $. if eof;\n"); | |
176 | } | |
177 | if (len & 1) | |
62b28dd9 | 178 | str_cat(str," local($_);\n"); |
a687059c LW |
179 | if (len & 2) |
180 | str_cat(str, | |
181 | " if ($getline_ok = (($_ = <$fh>) ne ''))"); | |
182 | else | |
183 | str_cat(str, | |
184 | " if ($getline_ok = (($_ = <>) ne ''))"); | |
185 | str_cat(str, " {\n"); | |
186 | level += 2; | |
187 | tab(str,level); | |
188 | i = 0; | |
189 | if (do_chop) { | |
190 | i++; | |
7bdaec8a | 191 | str_cat(str,"chomp;\t# strip record separator\n"); |
a687059c LW |
192 | tab(str,level); |
193 | } | |
194 | if (do_split && !(len & 1)) { | |
195 | i++; | |
196 | emit_split(str,level); | |
197 | } | |
198 | if (!i) | |
199 | str_cat(str,";\n"); | |
200 | fixtab(str,--level); | |
201 | str_cat(str,"}\n $_;\n}\n"); | |
202 | --level; | |
203 | } | |
378cc40b | 204 | } |
378cc40b | 205 | } |
8d063cd8 LW |
206 | if (do_fancy_opens) { |
207 | str_cat(str,"\n\ | |
208 | sub Pick {\n\ | |
a687059c | 209 | local($mode,$name,$pipe) = @_;\n\ |
7c0587c8 LW |
210 | $fh = $name;\n\ |
211 | open($name,$mode.$name.$pipe) unless $opened{$name}++;\n\ | |
8d063cd8 LW |
212 | }\n\ |
213 | "); | |
214 | } | |
215 | break; | |
216 | case OHUNKS: | |
a687059c LW |
217 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
218 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
219 | str_free(fstr); |
220 | if (len == 3) { | |
a687059c | 221 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
8d063cd8 LW |
222 | str_free(fstr); |
223 | } | |
224 | else { | |
225 | } | |
226 | break; | |
227 | case ORANGE: | |
a687059c LW |
228 | prec = P_DOTDOT; |
229 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
8d063cd8 | 230 | str_cat(str," .. "); |
a687059c | 231 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
232 | str_free(fstr); |
233 | break; | |
234 | case OPAT: | |
235 | goto def; | |
236 | case OREGEX: | |
237 | str = str_new(0); | |
238 | str_set(str,"/"); | |
a687059c | 239 | tmpstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
240 | /* translate \nnn to [\nnn] */ |
241 | for (s = tmpstr->str_ptr, d = tokenbuf; *s; s++, d++) { | |
3f939f22 | 242 | if (*s == '\\' && isDIGIT(s[1]) && isDIGIT(s[2]) && isDIGIT(s[3])){ |
8d063cd8 LW |
243 | *d++ = '['; |
244 | *d++ = *s++; | |
245 | *d++ = *s++; | |
246 | *d++ = *s++; | |
247 | *d++ = *s; | |
248 | *d = ']'; | |
249 | } | |
250 | else | |
251 | *d = *s; | |
252 | } | |
253 | *d = '\0'; | |
378cc40b | 254 | for (d=tokenbuf; *d; d++) |
c5cf9ec2 | 255 | *d += (char)128; |
8d063cd8 LW |
256 | str_cat(str,tokenbuf); |
257 | str_free(tmpstr); | |
258 | str_cat(str,"/"); | |
259 | break; | |
260 | case OHUNK: | |
261 | if (len == 1) { | |
262 | str = str_new(0); | |
a687059c | 263 | str = walk(0,level,oper1(OPRINT,0),&numarg,P_MIN); |
8d063cd8 | 264 | str_cat(str," if "); |
a687059c | 265 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
266 | str_free(fstr); |
267 | str_cat(str,";"); | |
268 | } | |
269 | else { | |
a687059c | 270 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
271 | if (*tmpstr->str_ptr) { |
272 | str = str_new(0); | |
273 | str_set(str,"if ("); | |
274 | str_scat(str,tmpstr); | |
275 | str_cat(str,") {\n"); | |
276 | tab(str,++level); | |
a687059c | 277 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
278 | str_free(fstr); |
279 | fixtab(str,--level); | |
280 | str_cat(str,"}\n"); | |
281 | tab(str,level); | |
282 | } | |
283 | else { | |
a687059c | 284 | str = walk(0,level,ops[node+2].ival,&numarg,P_MIN); |
8d063cd8 LW |
285 | } |
286 | } | |
287 | break; | |
288 | case OPPAREN: | |
289 | str = str_new(0); | |
290 | str_set(str,"("); | |
a687059c | 291 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
292 | str_free(fstr); |
293 | str_cat(str,")"); | |
294 | break; | |
295 | case OPANDAND: | |
a687059c LW |
296 | prec = P_ANDAND; |
297 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 298 | str_cat(str," && "); |
a687059c LW |
299 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
300 | str_free(fstr); | |
301 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
8d063cd8 LW |
302 | str_free(fstr); |
303 | break; | |
304 | case OPOROR: | |
a687059c LW |
305 | prec = P_OROR; |
306 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 307 | str_cat(str," || "); |
a687059c LW |
308 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
309 | str_free(fstr); | |
310 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
8d063cd8 LW |
311 | str_free(fstr); |
312 | break; | |
313 | case OPNOT: | |
a687059c | 314 | prec = P_UNARY; |
8d063cd8 LW |
315 | str = str_new(0); |
316 | str_set(str,"!"); | |
a687059c | 317 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
8d063cd8 LW |
318 | str_free(fstr); |
319 | break; | |
62b28dd9 LW |
320 | case OCOND: |
321 | prec = P_COND; | |
322 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
323 | str_cat(str," ? "); | |
324 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); | |
325 | str_free(fstr); | |
326 | str_cat(str," : "); | |
327 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
328 | str_free(fstr); | |
329 | break; | |
8d063cd8 LW |
330 | case OCPAREN: |
331 | str = str_new(0); | |
332 | str_set(str,"("); | |
a687059c | 333 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
334 | str_free(fstr); |
335 | numeric |= numarg; | |
336 | str_cat(str,")"); | |
337 | break; | |
338 | case OCANDAND: | |
a687059c LW |
339 | prec = P_ANDAND; |
340 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 LW |
341 | numeric = 1; |
342 | str_cat(str," && "); | |
a687059c LW |
343 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
344 | str_free(fstr); | |
345 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
8d063cd8 LW |
346 | str_free(fstr); |
347 | break; | |
348 | case OCOROR: | |
a687059c LW |
349 | prec = P_OROR; |
350 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 LW |
351 | numeric = 1; |
352 | str_cat(str," || "); | |
a687059c LW |
353 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
354 | str_free(fstr); | |
355 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
8d063cd8 LW |
356 | str_free(fstr); |
357 | break; | |
358 | case OCNOT: | |
a687059c | 359 | prec = P_UNARY; |
8d063cd8 LW |
360 | str = str_new(0); |
361 | str_set(str,"!"); | |
a687059c | 362 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
8d063cd8 LW |
363 | str_free(fstr); |
364 | numeric = 1; | |
365 | break; | |
366 | case ORELOP: | |
a687059c LW |
367 | prec = P_REL; |
368 | str = walk(1,level,ops[node+2].ival,&numarg,prec+1); | |
8d063cd8 | 369 | numeric |= numarg; |
a687059c LW |
370 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
371 | tmp2str = walk(1,level,ops[node+3].ival,&numarg,prec+1); | |
8d063cd8 | 372 | numeric |= numarg; |
a687059c LW |
373 | if (!numeric || |
374 | (!numarg && (*tmp2str->str_ptr == '"' || *tmp2str->str_ptr == '\''))) { | |
8d063cd8 LW |
375 | t = tmpstr->str_ptr; |
376 | if (strEQ(t,"==")) | |
377 | str_set(tmpstr,"eq"); | |
378 | else if (strEQ(t,"!=")) | |
379 | str_set(tmpstr,"ne"); | |
380 | else if (strEQ(t,"<")) | |
381 | str_set(tmpstr,"lt"); | |
382 | else if (strEQ(t,"<=")) | |
383 | str_set(tmpstr,"le"); | |
384 | else if (strEQ(t,">")) | |
385 | str_set(tmpstr,"gt"); | |
386 | else if (strEQ(t,">=")) | |
387 | str_set(tmpstr,"ge"); | |
a0d0e21e LW |
388 | if (!strchr(tmpstr->str_ptr,'\'') && !strchr(tmpstr->str_ptr,'"') && |
389 | !strchr(tmp2str->str_ptr,'\'') && !strchr(tmp2str->str_ptr,'"') ) | |
8d063cd8 LW |
390 | numeric |= 2; |
391 | } | |
392 | if (numeric & 2) { | |
393 | if (numeric & 1) /* numeric is very good guess */ | |
394 | str_cat(str," "); | |
395 | else | |
396 | str_cat(str,"\377"); | |
397 | numeric = 1; | |
398 | } | |
399 | else | |
400 | str_cat(str," "); | |
401 | str_scat(str,tmpstr); | |
402 | str_free(tmpstr); | |
403 | str_cat(str," "); | |
404 | str_scat(str,tmp2str); | |
405 | str_free(tmp2str); | |
406 | numeric = 1; | |
407 | break; | |
408 | case ORPAREN: | |
409 | str = str_new(0); | |
410 | str_set(str,"("); | |
a687059c | 411 | str_scat(str,fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
412 | str_free(fstr); |
413 | numeric |= numarg; | |
414 | str_cat(str,")"); | |
415 | break; | |
416 | case OMATCHOP: | |
a687059c LW |
417 | prec = P_MATCH; |
418 | str = walk(1,level,ops[node+2].ival,&numarg,prec+1); | |
8d063cd8 | 419 | str_cat(str," "); |
a687059c | 420 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
421 | if (strEQ(tmpstr->str_ptr,"~")) |
422 | str_cat(str,"=~"); | |
423 | else { | |
424 | str_scat(str,tmpstr); | |
425 | str_free(tmpstr); | |
426 | } | |
427 | str_cat(str," "); | |
a687059c | 428 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); |
8d063cd8 LW |
429 | str_free(fstr); |
430 | numeric = 1; | |
431 | break; | |
432 | case OMPAREN: | |
433 | str = str_new(0); | |
434 | str_set(str,"("); | |
a687059c LW |
435 | str_scat(str, |
436 | fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
437 | str_free(fstr); |
438 | numeric |= numarg; | |
439 | str_cat(str,")"); | |
440 | break; | |
441 | case OCONCAT: | |
a687059c LW |
442 | prec = P_ADD; |
443 | type = ops[ops[node+1].ival].ival & 255; | |
444 | str = walk(1,level,ops[node+1].ival,&numarg,prec+(type != OCONCAT)); | |
8d063cd8 | 445 | str_cat(str," . "); |
a687059c LW |
446 | type = ops[ops[node+2].ival].ival & 255; |
447 | str_scat(str, | |
448 | fstr=walk(1,level,ops[node+2].ival,&numarg,prec+(type != OCONCAT))); | |
8d063cd8 LW |
449 | str_free(fstr); |
450 | break; | |
451 | case OASSIGN: | |
a687059c LW |
452 | prec = P_ASSIGN; |
453 | str = walk(0,level,ops[node+2].ival,&numarg,prec+1); | |
8d063cd8 | 454 | str_cat(str," "); |
a687059c | 455 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
456 | str_scat(str,tmpstr); |
457 | if (str_len(tmpstr) > 1) | |
458 | numeric = 1; | |
459 | str_free(tmpstr); | |
460 | str_cat(str," "); | |
a687059c | 461 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec)); |
8d063cd8 LW |
462 | str_free(fstr); |
463 | numeric |= numarg; | |
7c0587c8 LW |
464 | if (strEQ(str->str_ptr,"$/ = ''")) |
465 | str_set(str, "$/ = \"\\n\\n\""); | |
8d063cd8 LW |
466 | break; |
467 | case OADD: | |
a687059c LW |
468 | prec = P_ADD; |
469 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 470 | str_cat(str," + "); |
a687059c | 471 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
472 | str_free(fstr); |
473 | numeric = 1; | |
474 | break; | |
a687059c LW |
475 | case OSUBTRACT: |
476 | prec = P_ADD; | |
477 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 478 | str_cat(str," - "); |
a687059c | 479 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
480 | str_free(fstr); |
481 | numeric = 1; | |
482 | break; | |
483 | case OMULT: | |
a687059c LW |
484 | prec = P_MUL; |
485 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 486 | str_cat(str," * "); |
a687059c | 487 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
488 | str_free(fstr); |
489 | numeric = 1; | |
490 | break; | |
491 | case ODIV: | |
a687059c LW |
492 | prec = P_MUL; |
493 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 494 | str_cat(str," / "); |
a687059c LW |
495 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
496 | str_free(fstr); | |
497 | numeric = 1; | |
498 | break; | |
499 | case OPOW: | |
500 | prec = P_POW; | |
501 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
502 | str_cat(str," ** "); | |
503 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec)); | |
8d063cd8 LW |
504 | str_free(fstr); |
505 | numeric = 1; | |
506 | break; | |
507 | case OMOD: | |
a687059c LW |
508 | prec = P_MUL; |
509 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 510 | str_cat(str," % "); |
a687059c | 511 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,prec+1)); |
8d063cd8 LW |
512 | str_free(fstr); |
513 | numeric = 1; | |
514 | break; | |
515 | case OPOSTINCR: | |
a687059c LW |
516 | prec = P_AUTO; |
517 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
8d063cd8 LW |
518 | str_cat(str,"++"); |
519 | numeric = 1; | |
520 | break; | |
521 | case OPOSTDECR: | |
a687059c LW |
522 | prec = P_AUTO; |
523 | str = walk(1,level,ops[node+1].ival,&numarg,prec+1); | |
8d063cd8 LW |
524 | str_cat(str,"--"); |
525 | numeric = 1; | |
526 | break; | |
527 | case OPREINCR: | |
a687059c | 528 | prec = P_AUTO; |
8d063cd8 LW |
529 | str = str_new(0); |
530 | str_set(str,"++"); | |
a687059c | 531 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); |
8d063cd8 LW |
532 | str_free(fstr); |
533 | numeric = 1; | |
534 | break; | |
535 | case OPREDECR: | |
a687059c | 536 | prec = P_AUTO; |
8d063cd8 LW |
537 | str = str_new(0); |
538 | str_set(str,"--"); | |
a687059c | 539 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); |
8d063cd8 LW |
540 | str_free(fstr); |
541 | numeric = 1; | |
542 | break; | |
543 | case OUMINUS: | |
a687059c | 544 | prec = P_UNARY; |
8d063cd8 LW |
545 | str = str_new(0); |
546 | str_set(str,"-"); | |
a687059c | 547 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,prec)); |
8d063cd8 LW |
548 | str_free(fstr); |
549 | numeric = 1; | |
550 | break; | |
551 | case OUPLUS: | |
552 | numeric = 1; | |
553 | goto def; | |
554 | case OPAREN: | |
555 | str = str_new(0); | |
556 | str_set(str,"("); | |
a687059c LW |
557 | str_scat(str, |
558 | fstr=walk(useval != 0,level,ops[node+1].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
559 | str_free(fstr); |
560 | str_cat(str,")"); | |
561 | numeric |= numarg; | |
562 | break; | |
563 | case OGETLINE: | |
564 | str = str_new(0); | |
a687059c LW |
565 | if (useval) |
566 | str_cat(str,"("); | |
567 | if (len > 0) { | |
a687059c LW |
568 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
569 | if (!*fstr->str_ptr) { | |
7c0587c8 | 570 | str_cat(str,"$_"); |
a687059c LW |
571 | len = 2; /* a legal fiction */ |
572 | } | |
573 | str_free(fstr); | |
574 | } | |
575 | else | |
576 | str_cat(str,"$_"); | |
577 | if (len > 1) { | |
578 | tmpstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN); | |
579 | fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN); | |
580 | if (!do_fancy_opens) { | |
581 | t = tmpstr->str_ptr; | |
582 | if (*t == '"' || *t == '\'') | |
583 | t = cpytill(tokenbuf,t+1,*t); | |
584 | else | |
585 | fatal("Internal error: OGETLINE %s", t); | |
586 | d = savestr(t); | |
587 | s = savestr(tokenbuf); | |
588 | for (t = tokenbuf; *t; t++) { | |
589 | *t &= 127; | |
3f939f22 JH |
590 | if (isLOWER(*t)) |
591 | *t = toUPPER(*t); | |
592 | if (!isALPHA(*t) && !isDIGIT(*t)) | |
a687059c LW |
593 | *t = '_'; |
594 | } | |
a0d0e21e | 595 | if (!strchr(tokenbuf,'_')) |
d48672a2 | 596 | strcpy(t,"_FH"); |
a687059c LW |
597 | tmp3str = hfetch(symtab,tokenbuf); |
598 | if (!tmp3str) { | |
599 | do_opens = TRUE; | |
600 | str_cat(opens,"open("); | |
601 | str_cat(opens,tokenbuf); | |
602 | str_cat(opens,", "); | |
603 | d[1] = '\0'; | |
604 | str_cat(opens,d); | |
605 | str_cat(opens,tmpstr->str_ptr+1); | |
606 | opens->str_cur--; | |
607 | if (*fstr->str_ptr == '|') | |
608 | str_cat(opens,"|"); | |
609 | str_cat(opens,d); | |
610 | if (*fstr->str_ptr == '|') | |
611 | str_cat(opens,") || die 'Cannot pipe from \""); | |
612 | else | |
613 | str_cat(opens,") || die 'Cannot open file \""); | |
614 | if (*d == '"') | |
615 | str_cat(opens,"'.\""); | |
616 | str_cat(opens,s); | |
617 | if (*d == '"') | |
618 | str_cat(opens,"\".'"); | |
619 | str_cat(opens,"\".';\n"); | |
620 | hstore(symtab,tokenbuf,str_make("x")); | |
621 | } | |
622 | safefree(s); | |
623 | safefree(d); | |
624 | str_set(tmpstr,"'"); | |
625 | str_cat(tmpstr,tokenbuf); | |
626 | str_cat(tmpstr,"'"); | |
627 | } | |
628 | if (*fstr->str_ptr == '|') | |
629 | str_cat(tmpstr,", '|'"); | |
630 | str_free(fstr); | |
631 | } | |
632 | else | |
633 | tmpstr = str_make(""); | |
634 | sprintf(tokenbuf," = &Getline%d(%s)",len,tmpstr->str_ptr); | |
635 | str_cat(str,tokenbuf); | |
636 | str_free(tmpstr); | |
637 | if (useval) | |
638 | str_cat(str,",$getline_ok)"); | |
639 | saw_getline |= 1 << len; | |
8d063cd8 LW |
640 | break; |
641 | case OSPRINTF: | |
642 | str = str_new(0); | |
643 | str_set(str,"sprintf("); | |
a687059c | 644 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
645 | str_free(fstr); |
646 | str_cat(str,")"); | |
647 | break; | |
648 | case OSUBSTR: | |
649 | str = str_new(0); | |
650 | str_set(str,"substr("); | |
a687059c | 651 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
8d063cd8 LW |
652 | str_free(fstr); |
653 | str_cat(str,", "); | |
a687059c | 654 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_COMMA+1)); |
8d063cd8 | 655 | str_free(fstr); |
8d063cd8 | 656 | if (len == 3) { |
4cec2b33 | 657 | str_cat(str,", "); |
a687059c | 658 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_COMMA+1)); |
8d063cd8 LW |
659 | str_free(fstr); |
660 | } | |
8d063cd8 LW |
661 | str_cat(str,")"); |
662 | break; | |
663 | case OSTRING: | |
664 | str = str_new(0); | |
665 | str_set(str,ops[node+1].cval); | |
666 | break; | |
667 | case OSPLIT: | |
668 | str = str_new(0); | |
4cec2b33 | 669 | limit = ", -1)"; |
8d063cd8 | 670 | numeric = 1; |
a687059c | 671 | tmpstr = walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
8d063cd8 LW |
672 | if (useval) |
673 | str_set(str,"(@"); | |
674 | else | |
675 | str_set(str,"@"); | |
676 | str_scat(str,tmpstr); | |
677 | str_cat(str," = split("); | |
678 | if (len == 3) { | |
a687059c | 679 | fstr = walk(1,level,ops[node+3].ival,&numarg,P_COMMA+1); |
8d063cd8 LW |
680 | if (str_len(fstr) == 3 && *fstr->str_ptr == '\'') { |
681 | i = fstr->str_ptr[1] & 127; | |
a0d0e21e | 682 | if (strchr("*+?.[]()|^$\\",i)) |
8d063cd8 | 683 | sprintf(tokenbuf,"/\\%c/",i); |
20188a90 | 684 | else if (i == ' ') |
62b28dd9 | 685 | sprintf(tokenbuf,"' '"); |
8d063cd8 LW |
686 | else |
687 | sprintf(tokenbuf,"/%c/",i); | |
688 | str_cat(str,tokenbuf); | |
689 | } | |
690 | else | |
691 | str_scat(str,fstr); | |
692 | str_free(fstr); | |
693 | } | |
694 | else if (const_FS) { | |
695 | sprintf(tokenbuf,"/[%c\\n]/",const_FS); | |
696 | str_cat(str,tokenbuf); | |
697 | } | |
698 | else if (saw_FS) | |
699 | str_cat(str,"$FS"); | |
55204971 | 700 | else { |
9bb9d9f7 | 701 | str_cat(str,"' '"); |
55204971 LW |
702 | limit = ")"; |
703 | } | |
8d063cd8 | 704 | str_cat(str,", "); |
a687059c | 705 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
8d063cd8 | 706 | str_free(fstr); |
55204971 | 707 | str_cat(str,limit); |
8d063cd8 LW |
708 | if (useval) { |
709 | str_cat(str,")"); | |
710 | } | |
711 | str_free(tmpstr); | |
712 | break; | |
713 | case OINDEX: | |
714 | str = str_new(0); | |
715 | str_set(str,"index("); | |
a687059c | 716 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_COMMA+1)); |
8d063cd8 LW |
717 | str_free(fstr); |
718 | str_cat(str,", "); | |
a687059c | 719 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_COMMA+1)); |
8d063cd8 LW |
720 | str_free(fstr); |
721 | str_cat(str,")"); | |
722 | numeric = 1; | |
723 | break; | |
a687059c LW |
724 | case OMATCH: |
725 | str = str_new(0); | |
726 | prec = P_ANDAND; | |
727 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MATCH+1)); | |
728 | str_free(fstr); | |
729 | str_cat(str," =~ "); | |
730 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MATCH+1)); | |
731 | str_free(fstr); | |
732 | str_cat(str," && ($RLENGTH = length($&), $RSTART = length($`)+1)"); | |
733 | numeric = 1; | |
734 | break; | |
735 | case OUSERDEF: | |
736 | str = str_new(0); | |
737 | subretnum = FALSE; | |
738 | fstr=walk(1,level-1,ops[node+2].ival,&numarg,P_MIN); | |
739 | curargs = str_new(0); | |
740 | str_sset(curargs,fstr); | |
741 | str_cat(curargs,","); | |
742 | tmp2str=walk(1,level,ops[node+5].ival,&numarg,P_MIN); | |
743 | str_free(curargs); | |
744 | curargs = Nullstr; | |
745 | level--; | |
746 | subretnum |= numarg; | |
747 | s = Nullch; | |
748 | t = tmp2str->str_ptr; | |
b7953727 | 749 | while ((t = instr(t,"return "))) |
a687059c LW |
750 | s = t++; |
751 | if (s) { | |
752 | i = 0; | |
753 | for (t = s+7; *t; t++) { | |
754 | if (*t == ';' || *t == '}') | |
755 | i++; | |
756 | } | |
757 | if (i == 1) { | |
758 | strcpy(s,s+7); | |
759 | tmp2str->str_cur -= 7; | |
760 | } | |
761 | } | |
762 | str_set(str,"\n"); | |
763 | tab(str,level); | |
764 | str_cat(str,"sub "); | |
765 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
766 | str_cat(str," {\n"); | |
767 | tab(str,++level); | |
768 | if (fstr->str_cur) { | |
769 | str_cat(str,"local("); | |
770 | str_scat(str,fstr); | |
771 | str_cat(str,") = @_;"); | |
772 | } | |
773 | str_free(fstr); | |
774 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN)); | |
775 | str_free(fstr); | |
776 | fixtab(str,level); | |
777 | str_scat(str,fstr=walk(1,level,ops[node+4].ival,&numarg,P_MIN)); | |
778 | str_free(fstr); | |
779 | fixtab(str,level); | |
780 | str_scat(str,tmp2str); | |
781 | str_free(tmp2str); | |
782 | fixtab(str,--level); | |
783 | str_cat(str,"}\n"); | |
784 | tab(str,level); | |
785 | str_scat(subs,str); | |
786 | str_set(str,""); | |
787 | str_cat(tmpstr,"("); | |
788 | tmp2str = str_new(0); | |
789 | if (subretnum) | |
790 | str_set(tmp2str,"1"); | |
791 | hstore(symtab,tmpstr->str_ptr,tmp2str); | |
792 | str_free(tmpstr); | |
793 | level++; | |
794 | break; | |
795 | case ORETURN: | |
796 | str = str_new(0); | |
797 | if (len > 0) { | |
798 | str_cat(str,"return "); | |
799 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_UNI+1)); | |
800 | str_free(fstr); | |
801 | if (numarg) | |
802 | subretnum = TRUE; | |
803 | } | |
804 | else | |
805 | str_cat(str,"return"); | |
806 | break; | |
807 | case OUSERFUN: | |
808 | str = str_new(0); | |
809 | str_set(str,"&"); | |
810 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
811 | str_free(fstr); | |
812 | str_cat(str,"("); | |
813 | tmpstr = hfetch(symtab,str->str_ptr+3); | |
814 | if (tmpstr && tmpstr->str_ptr) | |
815 | numeric |= atoi(tmpstr->str_ptr); | |
816 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); | |
817 | str_free(fstr); | |
818 | str_cat(str,")"); | |
819 | break; | |
820 | case OGSUB: | |
0335b3e4 MB |
821 | case OSUB: { |
822 | int gsub = type == OGSUB ? 1 : 0; | |
a687059c LW |
823 | str = str_new(0); |
824 | tmpstr = str_new(0); | |
825 | i = 0; | |
826 | if (len == 3) { | |
827 | tmpstr = walk(1,level,ops[node+3].ival,&numarg,P_MATCH+1); | |
828 | if (strNE(tmpstr->str_ptr,"$_")) { | |
829 | str_cat(tmpstr, " =~ s"); | |
830 | i++; | |
831 | } | |
832 | else | |
833 | str_set(tmpstr, "s"); | |
834 | } | |
835 | else | |
836 | str_set(tmpstr, "s"); | |
837 | type = ops[ops[node+2].ival].ival; | |
838 | len = type >> 8; | |
839 | type &= 255; | |
840 | tmp3str = str_new(0); | |
aab39148 RB |
841 | { |
842 | const char *s; | |
843 | if (type == OSTR) { | |
a687059c LW |
844 | tmp2str=walk(1,level,ops[ops[node+2].ival+1].ival,&numarg,P_MIN); |
845 | for (t = tmp2str->str_ptr, d=tokenbuf; *t; d++,t++) { | |
846 | if (*t == '&') | |
c5cf9ec2 | 847 | *d++ = '$' + (char)128; |
a687059c | 848 | else if (*t == '$') |
c5cf9ec2 | 849 | *d++ = '\\' + (char)128; |
a687059c LW |
850 | *d = *t + 128; |
851 | } | |
852 | *d = '\0'; | |
853 | str_set(tmp2str,tokenbuf); | |
aab39148 RB |
854 | s = (gsub ? "/g" : "/"); |
855 | } | |
856 | else { | |
a687059c LW |
857 | tmp2str=walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
858 | str_set(tmp3str,"($s_ = '\"'.("); | |
859 | str_scat(tmp3str,tmp2str); | |
860 | str_cat(tmp3str,").'\"') =~ s/&/\\$&/g, "); | |
861 | str_set(tmp2str,"eval $s_"); | |
aab39148 | 862 | s = (gsub ? "/ge" : "/e"); |
a687059c | 863 | i++; |
aab39148 RB |
864 | } |
865 | str_cat(tmp2str,s); | |
a687059c LW |
866 | } |
867 | type = ops[ops[node+1].ival].ival; | |
868 | len = type >> 8; | |
869 | type &= 255; | |
870 | fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN); | |
871 | if (type == OREGEX) { | |
872 | if (useval && i) | |
873 | str_cat(str,"("); | |
874 | str_scat(str,tmp3str); | |
875 | str_scat(str,tmpstr); | |
876 | str_scat(str,fstr); | |
877 | str_scat(str,tmp2str); | |
a687059c LW |
878 | } |
879 | else if ((type == OFLD && !split_to_array) || (type == OVAR && len == 1)) { | |
880 | if (useval && i) | |
881 | str_cat(str,"("); | |
882 | str_scat(str,tmp3str); | |
883 | str_scat(str,tmpstr); | |
884 | str_cat(str,"/"); | |
885 | str_scat(str,fstr); | |
886 | str_cat(str,"/"); | |
887 | str_scat(str,tmp2str); | |
a687059c LW |
888 | } |
889 | else { | |
890 | i++; | |
891 | if (useval) | |
892 | str_cat(str,"("); | |
893 | str_cat(str,"$s = "); | |
894 | str_scat(str,fstr); | |
895 | str_cat(str,", "); | |
896 | str_scat(str,tmp3str); | |
897 | str_scat(str,tmpstr); | |
898 | str_cat(str,"/$s/"); | |
899 | str_scat(str,tmp2str); | |
a687059c LW |
900 | } |
901 | if (useval && i) | |
902 | str_cat(str,")"); | |
903 | str_free(fstr); | |
904 | str_free(tmpstr); | |
905 | str_free(tmp2str); | |
906 | str_free(tmp3str); | |
907 | numeric = 1; | |
0335b3e4 | 908 | break; } |
8d063cd8 | 909 | case ONUM: |
a687059c | 910 | str = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
911 | numeric = 1; |
912 | break; | |
913 | case OSTR: | |
a687059c | 914 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
aab39148 RB |
915 | { |
916 | const char *s = "'"; | |
917 | for (t = tmpstr->str_ptr, d=tokenbuf; *t; d++,t++) { | |
378cc40b LW |
918 | if (*t == '\'') |
919 | s = "\""; | |
920 | else if (*t == '\\') { | |
8d063cd8 | 921 | s = "\""; |
378cc40b LW |
922 | *d++ = *t++ + 128; |
923 | switch (*t) { | |
fe14fcc3 | 924 | case '\\': case '"': case 'n': case 't': case '$': |
378cc40b LW |
925 | break; |
926 | default: /* hide this from perl */ | |
c5cf9ec2 | 927 | *d++ = '\\' + (char)128; |
378cc40b LW |
928 | } |
929 | } | |
930 | *d = *t + 128; | |
aab39148 RB |
931 | } |
932 | *d = '\0'; | |
933 | str = str_new(0); | |
934 | str_set(str,s); | |
935 | str_cat(str,tokenbuf); | |
936 | str_free(tmpstr); | |
937 | str_cat(str,s); | |
8d063cd8 | 938 | } |
8d063cd8 | 939 | break; |
a687059c LW |
940 | case ODEFINED: |
941 | prec = P_UNI; | |
942 | str = str_new(0); | |
943 | str_set(str,"defined $"); | |
944 | goto addvar; | |
945 | case ODELETE: | |
946 | str = str_new(0); | |
947 | str_set(str,"delete $"); | |
948 | goto addvar; | |
949 | case OSTAR: | |
950 | str = str_new(0); | |
951 | str_set(str,"*"); | |
952 | goto addvar; | |
8d063cd8 LW |
953 | case OVAR: |
954 | str = str_new(0); | |
955 | str_set(str,"$"); | |
a687059c LW |
956 | addvar: |
957 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
958 | if (len == 1) { |
959 | tmp2str = hfetch(symtab,tmpstr->str_ptr); | |
960 | if (tmp2str && atoi(tmp2str->str_ptr)) | |
961 | numeric = 2; | |
a687059c LW |
962 | if (strEQ(str->str_ptr,"$FNR")) { |
963 | numeric = 1; | |
964 | saw_FNR++; | |
965 | str_set(str,"($.-$FNRbase)"); | |
966 | } | |
967 | else if (strEQ(str->str_ptr,"$NR")) { | |
8d063cd8 LW |
968 | numeric = 1; |
969 | str_set(str,"$."); | |
970 | } | |
971 | else if (strEQ(str->str_ptr,"$NF")) { | |
972 | numeric = 1; | |
973 | str_set(str,"$#Fld"); | |
974 | } | |
975 | else if (strEQ(str->str_ptr,"$0")) | |
976 | str_set(str,"$_"); | |
a687059c LW |
977 | else if (strEQ(str->str_ptr,"$ARGC")) |
978 | str_set(str,"($#ARGV+1)"); | |
8d063cd8 LW |
979 | } |
980 | else { | |
a687059c LW |
981 | #ifdef NOTDEF |
982 | if (curargs) { | |
983 | sprintf(tokenbuf,"$%s,",tmpstr->str_ptr); | |
984 | ??? if (instr(curargs->str_ptr,tokenbuf)) | |
985 | str_cat(str,"\377"); /* can't translate yet */ | |
986 | } | |
987 | #endif | |
8d063cd8 LW |
988 | str_cat(tmpstr,"[]"); |
989 | tmp2str = hfetch(symtab,tmpstr->str_ptr); | |
990 | if (tmp2str && atoi(tmp2str->str_ptr)) | |
991 | str_cat(str,"["); | |
992 | else | |
993 | str_cat(str,"{"); | |
a687059c | 994 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 | 995 | str_free(fstr); |
a687059c LW |
996 | if (strEQ(str->str_ptr,"$ARGV[0")) { |
997 | str_set(str,"$ARGV0"); | |
998 | saw_argv0++; | |
999 | } | |
1000 | else { | |
1001 | if (tmp2str && atoi(tmp2str->str_ptr)) | |
1002 | strcpy(tokenbuf,"]"); | |
1003 | else | |
1004 | strcpy(tokenbuf,"}"); | |
c5cf9ec2 | 1005 | *tokenbuf += (char)128; |
a687059c LW |
1006 | str_cat(str,tokenbuf); |
1007 | } | |
8d063cd8 LW |
1008 | } |
1009 | str_free(tmpstr); | |
1010 | break; | |
1011 | case OFLD: | |
1012 | str = str_new(0); | |
1013 | if (split_to_array) { | |
1014 | str_set(str,"$Fld"); | |
1015 | str_cat(str,"["); | |
a687059c | 1016 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1017 | str_free(fstr); |
1018 | str_cat(str,"]"); | |
1019 | } | |
1020 | else { | |
a687059c | 1021 | i = atoi(walk(1,level,ops[node+1].ival,&numarg,P_MIN)->str_ptr); |
8d063cd8 LW |
1022 | if (i <= arymax) |
1023 | sprintf(tokenbuf,"$%s",nameary[i]); | |
1024 | else | |
1025 | sprintf(tokenbuf,"$Fld%d",i); | |
1026 | str_set(str,tokenbuf); | |
1027 | } | |
1028 | break; | |
1029 | case OVFLD: | |
1030 | str = str_new(0); | |
1031 | str_set(str,"$Fld["); | |
1032 | i = ops[node+1].ival; | |
1033 | if ((ops[i].ival & 255) == OPAREN) | |
1034 | i = ops[i+1].ival; | |
a687059c | 1035 | tmpstr=walk(1,level,i,&numarg,P_MIN); |
8d063cd8 LW |
1036 | str_scat(str,tmpstr); |
1037 | str_free(tmpstr); | |
1038 | str_cat(str,"]"); | |
1039 | break; | |
1040 | case OJUNK: | |
1041 | goto def; | |
1042 | case OSNEWLINE: | |
1043 | str = str_new(2); | |
1044 | str_set(str,";\n"); | |
1045 | tab(str,level); | |
1046 | break; | |
1047 | case ONEWLINE: | |
1048 | str = str_new(1); | |
1049 | str_set(str,"\n"); | |
1050 | tab(str,level); | |
1051 | break; | |
1052 | case OSCOMMENT: | |
1053 | str = str_new(0); | |
1054 | str_set(str,";"); | |
a687059c | 1055 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1056 | for (s = tmpstr->str_ptr; *s && *s != '\n'; s++) |
c5cf9ec2 | 1057 | *s += (char)128; |
8d063cd8 LW |
1058 | str_scat(str,tmpstr); |
1059 | str_free(tmpstr); | |
1060 | tab(str,level); | |
1061 | break; | |
1062 | case OCOMMENT: | |
1063 | str = str_new(0); | |
a687059c | 1064 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1065 | for (s = tmpstr->str_ptr; *s && *s != '\n'; s++) |
c5cf9ec2 | 1066 | *s += (char)128; |
8d063cd8 LW |
1067 | str_scat(str,tmpstr); |
1068 | str_free(tmpstr); | |
1069 | tab(str,level); | |
1070 | break; | |
1071 | case OCOMMA: | |
a687059c LW |
1072 | prec = P_COMMA; |
1073 | str = walk(1,level,ops[node+1].ival,&numarg,prec); | |
8d063cd8 | 1074 | str_cat(str,", "); |
a687059c LW |
1075 | str_scat(str,fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN)); |
1076 | str_free(fstr); | |
1077 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,prec+1)); | |
8d063cd8 LW |
1078 | str_free(fstr); |
1079 | break; | |
1080 | case OSEMICOLON: | |
1081 | str = str_new(1); | |
a687059c LW |
1082 | str_set(str,";\n"); |
1083 | tab(str,level); | |
8d063cd8 LW |
1084 | break; |
1085 | case OSTATES: | |
a687059c LW |
1086 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
1087 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
8d063cd8 LW |
1088 | str_free(fstr); |
1089 | break; | |
1090 | case OSTATE: | |
1091 | str = str_new(0); | |
1092 | if (len >= 1) { | |
a687059c | 1093 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1094 | str_free(fstr); |
1095 | if (len >= 2) { | |
a687059c | 1096 | tmpstr = walk(0,level,ops[node+2].ival,&numarg,P_MIN); |
8d063cd8 LW |
1097 | if (*tmpstr->str_ptr == ';') { |
1098 | addsemi(str); | |
1099 | str_cat(str,tmpstr->str_ptr+1); | |
1100 | } | |
1101 | str_free(tmpstr); | |
1102 | } | |
1103 | } | |
1104 | break; | |
a687059c LW |
1105 | case OCLOSE: |
1106 | str = str_make("close("); | |
1107 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); | |
1108 | if (!do_fancy_opens) { | |
1109 | t = tmpstr->str_ptr; | |
1110 | if (*t == '"' || *t == '\'') | |
1111 | t = cpytill(tokenbuf,t+1,*t); | |
1112 | else | |
1113 | fatal("Internal error: OCLOSE %s",t); | |
1114 | s = savestr(tokenbuf); | |
1115 | for (t = tokenbuf; *t; t++) { | |
1116 | *t &= 127; | |
3f939f22 JH |
1117 | if (isLOWER(*t)) |
1118 | *t = toUPPER(*t); | |
1119 | if (!isALPHA(*t) && !isDIGIT(*t)) | |
a687059c LW |
1120 | *t = '_'; |
1121 | } | |
a0d0e21e | 1122 | if (!strchr(tokenbuf,'_')) |
d48672a2 | 1123 | strcpy(t,"_FH"); |
a687059c LW |
1124 | str_free(tmpstr); |
1125 | safefree(s); | |
1126 | str_set(str,"close "); | |
1127 | str_cat(str,tokenbuf); | |
1128 | } | |
1129 | else { | |
7c0587c8 LW |
1130 | sprintf(tokenbuf,"delete $opened{%s} && close(%s)", |
1131 | tmpstr->str_ptr, tmpstr->str_ptr); | |
a687059c LW |
1132 | str_free(tmpstr); |
1133 | str_set(str,tokenbuf); | |
1134 | } | |
1135 | break; | |
8d063cd8 LW |
1136 | case OPRINTF: |
1137 | case OPRINT: | |
378cc40b LW |
1138 | lparen = ""; /* set to parens if necessary */ |
1139 | rparen = ""; | |
8d063cd8 LW |
1140 | str = str_new(0); |
1141 | if (len == 3) { /* output redirection */ | |
a687059c LW |
1142 | tmpstr = walk(1,level,ops[node+3].ival,&numarg,P_MIN); |
1143 | tmp2str = walk(1,level,ops[node+2].ival,&numarg,P_MIN); | |
8d063cd8 LW |
1144 | if (!do_fancy_opens) { |
1145 | t = tmpstr->str_ptr; | |
1146 | if (*t == '"' || *t == '\'') | |
1147 | t = cpytill(tokenbuf,t+1,*t); | |
1148 | else | |
1149 | fatal("Internal error: OPRINT"); | |
1150 | d = savestr(t); | |
1151 | s = savestr(tokenbuf); | |
1152 | for (t = tokenbuf; *t; t++) { | |
1153 | *t &= 127; | |
3f939f22 JH |
1154 | if (isLOWER(*t)) |
1155 | *t = toUPPER(*t); | |
1156 | if (!isALPHA(*t) && !isDIGIT(*t)) | |
8d063cd8 LW |
1157 | *t = '_'; |
1158 | } | |
a0d0e21e | 1159 | if (!strchr(tokenbuf,'_')) |
d48672a2 | 1160 | strcpy(t,"_FH"); |
a687059c LW |
1161 | tmp3str = hfetch(symtab,tokenbuf); |
1162 | if (!tmp3str) { | |
1163 | str_cat(opens,"open("); | |
1164 | str_cat(opens,tokenbuf); | |
1165 | str_cat(opens,", "); | |
1166 | d[1] = '\0'; | |
1167 | str_cat(opens,d); | |
1168 | str_scat(opens,tmp2str); | |
1169 | str_cat(opens,tmpstr->str_ptr+1); | |
1170 | if (*tmp2str->str_ptr == '|') | |
1171 | str_cat(opens,") || die 'Cannot pipe to \""); | |
1172 | else | |
1173 | str_cat(opens,") || die 'Cannot create file \""); | |
1174 | if (*d == '"') | |
1175 | str_cat(opens,"'.\""); | |
1176 | str_cat(opens,s); | |
1177 | if (*d == '"') | |
1178 | str_cat(opens,"\".'"); | |
1179 | str_cat(opens,"\".';\n"); | |
1180 | hstore(symtab,tokenbuf,str_make("x")); | |
1181 | } | |
8d063cd8 LW |
1182 | str_free(tmpstr); |
1183 | str_free(tmp2str); | |
1184 | safefree(s); | |
1185 | safefree(d); | |
1186 | } | |
1187 | else { | |
a687059c | 1188 | sprintf(tokenbuf,"&Pick('%s', %s) &&\n", |
8d063cd8 LW |
1189 | tmp2str->str_ptr, tmpstr->str_ptr); |
1190 | str_cat(str,tokenbuf); | |
1191 | tab(str,level+1); | |
a687059c | 1192 | strcpy(tokenbuf,"$fh"); |
8d063cd8 LW |
1193 | str_free(tmpstr); |
1194 | str_free(tmp2str); | |
378cc40b LW |
1195 | lparen = "("; |
1196 | rparen = ")"; | |
8d063cd8 LW |
1197 | } |
1198 | } | |
1199 | else | |
a687059c | 1200 | strcpy(tokenbuf,""); |
378cc40b | 1201 | str_cat(str,lparen); /* may be null */ |
8d063cd8 LW |
1202 | if (type == OPRINTF) |
1203 | str_cat(str,"printf"); | |
1204 | else | |
1205 | str_cat(str,"print"); | |
d48672a2 | 1206 | saw_fh = 0; |
8d063cd8 | 1207 | if (len == 3 || do_fancy_opens) { |
d48672a2 | 1208 | if (*tokenbuf) { |
8d063cd8 | 1209 | str_cat(str," "); |
d48672a2 LW |
1210 | saw_fh = 1; |
1211 | } | |
8d063cd8 LW |
1212 | str_cat(str,tokenbuf); |
1213 | } | |
a687059c | 1214 | tmpstr = walk(1+(type==OPRINT),level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1215 | if (!*tmpstr->str_ptr && lval_field) { |
aab39148 | 1216 | const char *t = (saw_OFS ? "$," : "' '"); |
8d063cd8 LW |
1217 | if (split_to_array) { |
1218 | sprintf(tokenbuf,"join(%s,@Fld)",t); | |
1219 | str_cat(tmpstr,tokenbuf); | |
1220 | } | |
1221 | else { | |
1222 | for (i = 1; i < maxfld; i++) { | |
1223 | if (i <= arymax) | |
1224 | sprintf(tokenbuf,"$%s, ",nameary[i]); | |
1225 | else | |
1226 | sprintf(tokenbuf,"$Fld%d, ",i); | |
1227 | str_cat(tmpstr,tokenbuf); | |
1228 | } | |
1229 | if (maxfld <= arymax) | |
1230 | sprintf(tokenbuf,"$%s",nameary[maxfld]); | |
1231 | else | |
1232 | sprintf(tokenbuf,"$Fld%d",maxfld); | |
1233 | str_cat(tmpstr,tokenbuf); | |
1234 | } | |
1235 | } | |
1236 | if (*tmpstr->str_ptr) { | |
1237 | str_cat(str," "); | |
d48672a2 LW |
1238 | if (!saw_fh && *tmpstr->str_ptr == '(') { |
1239 | str_cat(str,"("); | |
1240 | str_scat(str,tmpstr); | |
1241 | str_cat(str,")"); | |
1242 | } | |
1243 | else | |
1244 | str_scat(str,tmpstr); | |
8d063cd8 LW |
1245 | } |
1246 | else { | |
1247 | str_cat(str," $_"); | |
1248 | } | |
378cc40b | 1249 | str_cat(str,rparen); /* may be null */ |
8d063cd8 LW |
1250 | str_free(tmpstr); |
1251 | break; | |
a687059c LW |
1252 | case ORAND: |
1253 | str = str_make("rand(1)"); | |
1254 | break; | |
1255 | case OSRAND: | |
1256 | str = str_make("srand("); | |
1257 | goto maybe0; | |
1258 | case OATAN2: | |
1259 | str = str_make("atan2("); | |
1260 | goto maybe0; | |
1261 | case OSIN: | |
1262 | str = str_make("sin("); | |
1263 | goto maybe0; | |
1264 | case OCOS: | |
1265 | str = str_make("cos("); | |
1266 | goto maybe0; | |
1267 | case OSYSTEM: | |
1268 | str = str_make("system("); | |
1269 | goto maybe0; | |
8d063cd8 LW |
1270 | case OLENGTH: |
1271 | str = str_make("length("); | |
1272 | goto maybe0; | |
1273 | case OLOG: | |
1274 | str = str_make("log("); | |
1275 | goto maybe0; | |
1276 | case OEXP: | |
1277 | str = str_make("exp("); | |
1278 | goto maybe0; | |
1279 | case OSQRT: | |
1280 | str = str_make("sqrt("); | |
1281 | goto maybe0; | |
1282 | case OINT: | |
1283 | str = str_make("int("); | |
1284 | maybe0: | |
1285 | numeric = 1; | |
1286 | if (len > 0) | |
a687059c | 1287 | tmpstr = walk(1,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1288 | else |
db7c17d7 | 1289 | tmpstr = str_new(0); |
fe14fcc3 | 1290 | if (!tmpstr->str_ptr || !*tmpstr->str_ptr) { |
8d063cd8 | 1291 | if (lval_field) { |
aab39148 | 1292 | const char *t = (saw_OFS ? "$," : "' '"); |
8d063cd8 LW |
1293 | if (split_to_array) { |
1294 | sprintf(tokenbuf,"join(%s,@Fld)",t); | |
1295 | str_cat(tmpstr,tokenbuf); | |
1296 | } | |
1297 | else { | |
1298 | sprintf(tokenbuf,"join(%s, ",t); | |
1299 | str_cat(tmpstr,tokenbuf); | |
1300 | for (i = 1; i < maxfld; i++) { | |
1301 | if (i <= arymax) | |
1302 | sprintf(tokenbuf,"$%s,",nameary[i]); | |
1303 | else | |
1304 | sprintf(tokenbuf,"$Fld%d,",i); | |
1305 | str_cat(tmpstr,tokenbuf); | |
1306 | } | |
1307 | if (maxfld <= arymax) | |
1308 | sprintf(tokenbuf,"$%s)",nameary[maxfld]); | |
1309 | else | |
1310 | sprintf(tokenbuf,"$Fld%d)",maxfld); | |
1311 | str_cat(tmpstr,tokenbuf); | |
1312 | } | |
1313 | } | |
1314 | else | |
1315 | str_cat(tmpstr,"$_"); | |
1316 | } | |
1317 | if (strEQ(tmpstr->str_ptr,"$_")) { | |
1318 | if (type == OLENGTH && !do_chop) { | |
1319 | str = str_make("(length("); | |
1320 | str_cat(tmpstr,") - 1"); | |
1321 | } | |
1322 | } | |
1323 | str_scat(str,tmpstr); | |
1324 | str_free(tmpstr); | |
1325 | str_cat(str,")"); | |
1326 | break; | |
1327 | case OBREAK: | |
1328 | str = str_new(0); | |
1329 | str_set(str,"last"); | |
1330 | break; | |
1331 | case ONEXT: | |
1332 | str = str_new(0); | |
1333 | str_set(str,"next line"); | |
1334 | break; | |
1335 | case OEXIT: | |
1336 | str = str_new(0); | |
1337 | if (realexit) { | |
a687059c | 1338 | prec = P_UNI; |
8d063cd8 LW |
1339 | str_set(str,"exit"); |
1340 | if (len == 1) { | |
1341 | str_cat(str," "); | |
1342 | exitval = TRUE; | |
a687059c LW |
1343 | str_scat(str, |
1344 | fstr=walk(1,level,ops[node+1].ival,&numarg,prec+1)); | |
8d063cd8 LW |
1345 | str_free(fstr); |
1346 | } | |
1347 | } | |
1348 | else { | |
1349 | if (len == 1) { | |
9f68db38 | 1350 | str_set(str,"$ExitValue = "); |
8d063cd8 | 1351 | exitval = TRUE; |
a687059c LW |
1352 | str_scat(str, |
1353 | fstr=walk(1,level,ops[node+1].ival,&numarg,P_ASSIGN)); | |
8d063cd8 LW |
1354 | str_free(fstr); |
1355 | str_cat(str,"; "); | |
1356 | } | |
1357 | str_cat(str,"last line"); | |
1358 | } | |
1359 | break; | |
1360 | case OCONTINUE: | |
1361 | str = str_new(0); | |
1362 | str_set(str,"next"); | |
1363 | break; | |
1364 | case OREDIR: | |
1365 | goto def; | |
1366 | case OIF: | |
1367 | str = str_new(0); | |
1368 | str_set(str,"if ("); | |
a687059c | 1369 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1370 | str_free(fstr); |
1371 | str_cat(str,") "); | |
a687059c | 1372 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1373 | str_free(fstr); |
1374 | if (len == 3) { | |
1375 | i = ops[node+3].ival; | |
1376 | if (i) { | |
1377 | if ((ops[i].ival & 255) == OBLOCK) { | |
1378 | i = ops[i+1].ival; | |
1379 | if (i) { | |
1380 | if ((ops[i].ival & 255) != OIF) | |
1381 | i = 0; | |
1382 | } | |
1383 | } | |
1384 | else | |
1385 | i = 0; | |
1386 | } | |
1387 | if (i) { | |
1388 | str_cat(str,"els"); | |
a687059c | 1389 | str_scat(str,fstr=walk(0,level,i,&numarg,P_MIN)); |
8d063cd8 LW |
1390 | str_free(fstr); |
1391 | } | |
1392 | else { | |
1393 | str_cat(str,"else "); | |
a687059c | 1394 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1395 | str_free(fstr); |
1396 | } | |
1397 | } | |
1398 | break; | |
1399 | case OWHILE: | |
1400 | str = str_new(0); | |
1401 | str_set(str,"while ("); | |
a687059c | 1402 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1403 | str_free(fstr); |
1404 | str_cat(str,") "); | |
a687059c | 1405 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1406 | str_free(fstr); |
1407 | break; | |
7c0587c8 LW |
1408 | case ODO: |
1409 | str = str_new(0); | |
1410 | str_set(str,"do "); | |
1411 | str_scat(str,fstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
1412 | str_free(fstr); | |
1413 | if (str->str_ptr[str->str_cur - 1] == '\n') | |
db7c17d7 | 1414 | --str->str_cur; |
7c0587c8 LW |
1415 | str_cat(str," while ("); |
1416 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
1417 | str_free(fstr); | |
1418 | str_cat(str,");"); | |
1419 | break; | |
8d063cd8 LW |
1420 | case OFOR: |
1421 | str = str_new(0); | |
1422 | str_set(str,"for ("); | |
a687059c | 1423 | str_scat(str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1424 | i = numarg; |
1425 | if (i) { | |
1426 | t = s = tmpstr->str_ptr; | |
3f939f22 | 1427 | while (isALPHA(*t) || isDIGIT(*t) || *t == '$' || *t == '_') |
8d063cd8 LW |
1428 | t++; |
1429 | i = t - s; | |
1430 | if (i < 2) | |
1431 | i = 0; | |
1432 | } | |
1433 | str_cat(str,"; "); | |
a687059c | 1434 | fstr=walk(1,level,ops[node+2].ival,&numarg,P_MIN); |
a0d0e21e | 1435 | if (i && (t = strchr(fstr->str_ptr,0377))) { |
8d063cd8 LW |
1436 | if (strnEQ(fstr->str_ptr,s,i)) |
1437 | *t = ' '; | |
1438 | } | |
1439 | str_scat(str,fstr); | |
1440 | str_free(fstr); | |
1441 | str_free(tmpstr); | |
1442 | str_cat(str,"; "); | |
a687059c | 1443 | str_scat(str,fstr=walk(1,level,ops[node+3].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1444 | str_free(fstr); |
1445 | str_cat(str,") "); | |
a687059c | 1446 | str_scat(str,fstr=walk(0,level,ops[node+4].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1447 | str_free(fstr); |
1448 | break; | |
1449 | case OFORIN: | |
a687059c | 1450 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
a0d0e21e | 1451 | d = strchr(tmpstr->str_ptr,'$'); |
a687059c LW |
1452 | if (!d) |
1453 | fatal("Illegal for loop: %s",tmpstr->str_ptr); | |
a0d0e21e | 1454 | s = strchr(d,'{'); |
a687059c | 1455 | if (!s) |
a0d0e21e | 1456 | s = strchr(d,'['); |
a687059c LW |
1457 | if (!s) |
1458 | fatal("Illegal for loop: %s",d); | |
1459 | *s++ = '\0'; | |
b7953727 | 1460 | for (t = s; (i = *t); t++) { |
ffed7fef LW |
1461 | i &= 127; |
1462 | if (i == '}' || i == ']') | |
1463 | break; | |
1464 | } | |
1465 | if (*t) | |
a687059c | 1466 | *t = '\0'; |
8d063cd8 | 1467 | str = str_new(0); |
a687059c | 1468 | str_set(str,d+1); |
8d063cd8 LW |
1469 | str_cat(str,"[]"); |
1470 | tmp2str = hfetch(symtab,str->str_ptr); | |
1471 | if (tmp2str && atoi(tmp2str->str_ptr)) { | |
8d063cd8 | 1472 | sprintf(tokenbuf, |
62b28dd9 | 1473 | "foreach %s ($[ .. $#%s) ", |
a687059c LW |
1474 | s, |
1475 | d+1); | |
8d063cd8 LW |
1476 | } |
1477 | else { | |
a687059c LW |
1478 | sprintf(tokenbuf, |
1479 | "foreach %s (keys %%%s) ", | |
1480 | s, | |
1481 | d+1); | |
8d063cd8 | 1482 | } |
a687059c LW |
1483 | str_set(str,tokenbuf); |
1484 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); | |
1485 | str_free(fstr); | |
8d063cd8 LW |
1486 | str_free(tmpstr); |
1487 | break; | |
1488 | case OBLOCK: | |
1489 | str = str_new(0); | |
1490 | str_set(str,"{"); | |
378cc40b | 1491 | if (len >= 2 && ops[node+2].ival) { |
a687059c | 1492 | str_scat(str,fstr=walk(0,level,ops[node+2].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1493 | str_free(fstr); |
1494 | } | |
1495 | fixtab(str,++level); | |
a687059c | 1496 | str_scat(str,fstr=walk(0,level,ops[node+1].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1497 | str_free(fstr); |
1498 | addsemi(str); | |
1499 | fixtab(str,--level); | |
1500 | str_cat(str,"}\n"); | |
1501 | tab(str,level); | |
378cc40b | 1502 | if (len >= 3) { |
a687059c | 1503 | str_scat(str,fstr=walk(0,level,ops[node+3].ival,&numarg,P_MIN)); |
378cc40b LW |
1504 | str_free(fstr); |
1505 | } | |
8d063cd8 LW |
1506 | break; |
1507 | default: | |
1508 | def: | |
1509 | if (len) { | |
1510 | if (len > 5) | |
1511 | fatal("Garbage length in walk"); | |
a687059c | 1512 | str = walk(0,level,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 | 1513 | for (i = 2; i<= len; i++) { |
a687059c | 1514 | str_scat(str,fstr=walk(0,level,ops[node+i].ival,&numarg,P_MIN)); |
8d063cd8 LW |
1515 | str_free(fstr); |
1516 | } | |
1517 | } | |
1518 | else { | |
1519 | str = Nullstr; | |
1520 | } | |
1521 | break; | |
1522 | } | |
1523 | if (!str) | |
1524 | str = str_new(0); | |
a687059c LW |
1525 | |
1526 | if (useval && prec < minprec) { /* need parens? */ | |
1527 | fstr = str_new(str->str_cur+2); | |
1528 | str_nset(fstr,"(",1); | |
1529 | str_scat(fstr,str); | |
1530 | str_ncat(fstr,")",1); | |
1531 | str_free(str); | |
1532 | str = fstr; | |
1533 | } | |
1534 | ||
8d063cd8 LW |
1535 | *numericptr = numeric; |
1536 | #ifdef DEBUGGING | |
1537 | if (debug & 4) { | |
1538 | printf("%3d %5d %15s %d %4d ",level,node,opname[type],len,str->str_cur); | |
1539 | for (t = str->str_ptr; *t && t - str->str_ptr < 40; t++) | |
1540 | if (*t == '\n') | |
1541 | printf("\\n"); | |
1542 | else if (*t == '\t') | |
1543 | printf("\\t"); | |
1544 | else | |
1545 | putchar(*t); | |
1546 | putchar('\n'); | |
1547 | } | |
1548 | #endif | |
1549 | return str; | |
1550 | } | |
1551 | ||
748a9306 | 1552 | static void |
f0f333f4 | 1553 | tab(register STR *str, register int lvl) |
8d063cd8 LW |
1554 | { |
1555 | while (lvl > 1) { | |
1556 | str_cat(str,"\t"); | |
1557 | lvl -= 2; | |
1558 | } | |
1559 | if (lvl) | |
1560 | str_cat(str," "); | |
1561 | } | |
1562 | ||
748a9306 | 1563 | static void |
f0f333f4 | 1564 | fixtab(register STR *str, register int lvl) |
8d063cd8 LW |
1565 | { |
1566 | register char *s; | |
1567 | ||
1568 | /* strip trailing white space */ | |
1569 | ||
1570 | s = str->str_ptr+str->str_cur - 1; | |
a687059c | 1571 | while (s >= str->str_ptr && (*s == ' ' || *s == '\t' || *s == '\n')) |
8d063cd8 LW |
1572 | s--; |
1573 | s[1] = '\0'; | |
1574 | str->str_cur = s + 1 - str->str_ptr; | |
1575 | if (s >= str->str_ptr && *s != '\n') | |
1576 | str_cat(str,"\n"); | |
1577 | ||
1578 | tab(str,lvl); | |
1579 | } | |
1580 | ||
748a9306 | 1581 | static void |
f0f333f4 | 1582 | addsemi(register STR *str) |
8d063cd8 LW |
1583 | { |
1584 | register char *s; | |
1585 | ||
1586 | s = str->str_ptr+str->str_cur - 1; | |
1587 | while (s >= str->str_ptr && (*s == ' ' || *s == '\t' || *s == '\n')) | |
1588 | s--; | |
1589 | if (s >= str->str_ptr && *s != ';' && *s != '}') | |
1590 | str_cat(str,";"); | |
1591 | } | |
1592 | ||
56febc5e | 1593 | static void |
f0f333f4 | 1594 | emit_split(register STR *str, int level) |
8d063cd8 LW |
1595 | { |
1596 | register int i; | |
1597 | ||
1598 | if (split_to_array) | |
1599 | str_cat(str,"@Fld"); | |
1600 | else { | |
1601 | str_cat(str,"("); | |
1602 | for (i = 1; i < maxfld; i++) { | |
1603 | if (i <= arymax) | |
1604 | sprintf(tokenbuf,"$%s,",nameary[i]); | |
1605 | else | |
1606 | sprintf(tokenbuf,"$Fld%d,",i); | |
1607 | str_cat(str,tokenbuf); | |
1608 | } | |
1609 | if (maxfld <= arymax) | |
1610 | sprintf(tokenbuf,"$%s)",nameary[maxfld]); | |
1611 | else | |
1612 | sprintf(tokenbuf,"$Fld%d)",maxfld); | |
1613 | str_cat(str,tokenbuf); | |
1614 | } | |
1615 | if (const_FS) { | |
4cec2b33 | 1616 | sprintf(tokenbuf," = split(/[%c\\n]/, $_, -1);\n",const_FS); |
8d063cd8 LW |
1617 | str_cat(str,tokenbuf); |
1618 | } | |
1619 | else if (saw_FS) | |
4cec2b33 | 1620 | str_cat(str," = split($FS, $_, -1);\n"); |
8d063cd8 | 1621 | else |
4cec2b33 | 1622 | str_cat(str," = split(' ', $_, -1);\n"); |
8d063cd8 LW |
1623 | tab(str,level); |
1624 | } | |
1625 | ||
9c8d0b29 | 1626 | int |
f0f333f4 | 1627 | prewalk(int numit, int level, register int node, int *numericptr) |
8d063cd8 LW |
1628 | { |
1629 | register int len; | |
1630 | register int type; | |
1631 | register int i; | |
8d063cd8 LW |
1632 | int numarg; |
1633 | int numeric = FALSE; | |
a687059c LW |
1634 | STR *tmpstr; |
1635 | STR *tmp2str; | |
8d063cd8 LW |
1636 | |
1637 | if (!node) { | |
1638 | *numericptr = 0; | |
1639 | return 0; | |
1640 | } | |
1641 | type = ops[node].ival; | |
1642 | len = type >> 8; | |
1643 | type &= 255; | |
1644 | switch (type) { | |
1645 | case OPROG: | |
1646 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1647 | if (ops[node+2].ival) { | |
1648 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1649 | } | |
1650 | ++level; | |
1651 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1652 | --level; | |
1653 | if (ops[node+3].ival) { | |
1654 | prewalk(0,level,ops[node+4].ival,&numarg); | |
1655 | } | |
1656 | break; | |
1657 | case OHUNKS: | |
1658 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1659 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1660 | if (len == 3) { | |
1661 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1662 | } | |
1663 | break; | |
1664 | case ORANGE: | |
1665 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1666 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1667 | break; | |
1668 | case OPAT: | |
1669 | goto def; | |
1670 | case OREGEX: | |
1671 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1672 | break; | |
1673 | case OHUNK: | |
1674 | if (len == 1) { | |
1675 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1676 | } | |
1677 | else { | |
1678 | i = prewalk(0,level,ops[node+1].ival,&numarg); | |
1679 | if (i) { | |
1680 | ++level; | |
1681 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1682 | --level; | |
1683 | } | |
1684 | else { | |
1685 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1686 | } | |
1687 | } | |
1688 | break; | |
1689 | case OPPAREN: | |
1690 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1691 | break; | |
1692 | case OPANDAND: | |
1693 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1694 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1695 | break; | |
1696 | case OPOROR: | |
1697 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1698 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1699 | break; | |
1700 | case OPNOT: | |
1701 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1702 | break; | |
1703 | case OCPAREN: | |
1704 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1705 | numeric |= numarg; | |
1706 | break; | |
1707 | case OCANDAND: | |
1708 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1709 | numeric = 1; | |
1710 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1711 | break; | |
1712 | case OCOROR: | |
1713 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1714 | numeric = 1; | |
1715 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1716 | break; | |
1717 | case OCNOT: | |
1718 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1719 | numeric = 1; | |
1720 | break; | |
1721 | case ORELOP: | |
1722 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1723 | numeric |= numarg; | |
1724 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1725 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1726 | numeric |= numarg; | |
1727 | numeric = 1; | |
1728 | break; | |
1729 | case ORPAREN: | |
1730 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1731 | numeric |= numarg; | |
1732 | break; | |
1733 | case OMATCHOP: | |
1734 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1735 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1736 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1737 | numeric = 1; | |
1738 | break; | |
1739 | case OMPAREN: | |
1740 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1741 | numeric |= numarg; | |
1742 | break; | |
1743 | case OCONCAT: | |
1744 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1745 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1746 | break; | |
1747 | case OASSIGN: | |
1748 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1749 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1750 | prewalk(0,level,ops[node+3].ival,&numarg); | |
75f92628 | 1751 | if (numarg || strlen(ops[ops[node+1].ival+1].cval) > (Size_t)1) { |
8d063cd8 LW |
1752 | numericize(ops[node+2].ival); |
1753 | if (!numarg) | |
1754 | numericize(ops[node+3].ival); | |
1755 | } | |
1756 | numeric |= numarg; | |
1757 | break; | |
1758 | case OADD: | |
1759 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1760 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1761 | numeric = 1; | |
1762 | break; | |
a687059c | 1763 | case OSUBTRACT: |
8d063cd8 LW |
1764 | prewalk(1,level,ops[node+1].ival,&numarg); |
1765 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1766 | numeric = 1; | |
1767 | break; | |
1768 | case OMULT: | |
1769 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1770 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1771 | numeric = 1; | |
1772 | break; | |
1773 | case ODIV: | |
1774 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1775 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1776 | numeric = 1; | |
1777 | break; | |
a687059c LW |
1778 | case OPOW: |
1779 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1780 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1781 | numeric = 1; | |
1782 | break; | |
8d063cd8 LW |
1783 | case OMOD: |
1784 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1785 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1786 | numeric = 1; | |
1787 | break; | |
1788 | case OPOSTINCR: | |
1789 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1790 | numeric = 1; | |
1791 | break; | |
1792 | case OPOSTDECR: | |
1793 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1794 | numeric = 1; | |
1795 | break; | |
1796 | case OPREINCR: | |
1797 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1798 | numeric = 1; | |
1799 | break; | |
1800 | case OPREDECR: | |
1801 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1802 | numeric = 1; | |
1803 | break; | |
1804 | case OUMINUS: | |
1805 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1806 | numeric = 1; | |
1807 | break; | |
1808 | case OUPLUS: | |
1809 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1810 | numeric = 1; | |
1811 | break; | |
1812 | case OPAREN: | |
1813 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1814 | numeric |= numarg; | |
1815 | break; | |
1816 | case OGETLINE: | |
1817 | break; | |
1818 | case OSPRINTF: | |
1819 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1820 | break; | |
1821 | case OSUBSTR: | |
1822 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1823 | prewalk(1,level,ops[node+2].ival,&numarg); | |
1824 | if (len == 3) { | |
1825 | prewalk(1,level,ops[node+3].ival,&numarg); | |
1826 | } | |
1827 | break; | |
1828 | case OSTRING: | |
1829 | break; | |
1830 | case OSPLIT: | |
1831 | numeric = 1; | |
1832 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1833 | if (len == 3) | |
1834 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1835 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1836 | break; | |
1837 | case OINDEX: | |
1838 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1839 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1840 | numeric = 1; | |
1841 | break; | |
a687059c LW |
1842 | case OMATCH: |
1843 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1844 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1845 | numeric = 1; | |
1846 | break; | |
1847 | case OUSERDEF: | |
1848 | subretnum = FALSE; | |
1849 | --level; | |
1850 | tmpstr = walk(0,level,ops[node+1].ival,&numarg,P_MIN); | |
1851 | ++level; | |
1852 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1853 | prewalk(0,level,ops[node+4].ival,&numarg); | |
1854 | prewalk(0,level,ops[node+5].ival,&numarg); | |
1855 | --level; | |
1856 | str_cat(tmpstr,"("); | |
1857 | tmp2str = str_new(0); | |
1858 | if (subretnum || numarg) | |
1859 | str_set(tmp2str,"1"); | |
1860 | hstore(symtab,tmpstr->str_ptr,tmp2str); | |
1861 | str_free(tmpstr); | |
1862 | level++; | |
1863 | break; | |
1864 | case ORETURN: | |
1865 | if (len > 0) { | |
1866 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1867 | if (numarg) | |
1868 | subretnum = TRUE; | |
1869 | } | |
1870 | break; | |
1871 | case OUSERFUN: | |
1872 | tmp2str = str_new(0); | |
1873 | str_scat(tmp2str,tmpstr=walk(1,level,ops[node+1].ival,&numarg,P_MIN)); | |
663a0e37 | 1874 | fixrargs(tmpstr->str_ptr,ops[node+2].ival,0); |
a687059c LW |
1875 | str_free(tmpstr); |
1876 | str_cat(tmp2str,"("); | |
1877 | tmpstr = hfetch(symtab,tmp2str->str_ptr); | |
1878 | if (tmpstr && tmpstr->str_ptr) | |
1879 | numeric |= atoi(tmpstr->str_ptr); | |
1880 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1881 | str_free(tmp2str); | |
1882 | break; | |
1883 | case OGSUB: | |
1884 | case OSUB: | |
1885 | if (len >= 3) | |
1886 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1887 | prewalk(0,level,ops[ops[node+2].ival+1].ival,&numarg); | |
1888 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1889 | numeric = 1; | |
1890 | break; | |
8d063cd8 LW |
1891 | case ONUM: |
1892 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1893 | numeric = 1; | |
1894 | break; | |
1895 | case OSTR: | |
1896 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1897 | break; | |
a687059c LW |
1898 | case ODEFINED: |
1899 | case ODELETE: | |
1900 | case OSTAR: | |
8d063cd8 LW |
1901 | case OVAR: |
1902 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1903 | if (len == 1) { | |
1904 | if (numit) | |
1905 | numericize(node); | |
1906 | } | |
1907 | else { | |
1908 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1909 | } | |
1910 | break; | |
1911 | case OFLD: | |
1912 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1913 | break; | |
1914 | case OVFLD: | |
1915 | i = ops[node+1].ival; | |
1916 | prewalk(0,level,i,&numarg); | |
1917 | break; | |
1918 | case OJUNK: | |
1919 | goto def; | |
1920 | case OSNEWLINE: | |
1921 | break; | |
1922 | case ONEWLINE: | |
1923 | break; | |
1924 | case OSCOMMENT: | |
1925 | break; | |
1926 | case OCOMMENT: | |
1927 | break; | |
1928 | case OCOMMA: | |
1929 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1930 | prewalk(0,level,ops[node+2].ival,&numarg); | |
a687059c | 1931 | prewalk(0,level,ops[node+3].ival,&numarg); |
8d063cd8 LW |
1932 | break; |
1933 | case OSEMICOLON: | |
1934 | break; | |
1935 | case OSTATES: | |
1936 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1937 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1938 | break; | |
1939 | case OSTATE: | |
1940 | if (len >= 1) { | |
1941 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1942 | if (len >= 2) { | |
1943 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1944 | } | |
1945 | } | |
1946 | break; | |
a687059c LW |
1947 | case OCLOSE: |
1948 | prewalk(0,level,ops[node+1].ival,&numarg); | |
1949 | break; | |
8d063cd8 LW |
1950 | case OPRINTF: |
1951 | case OPRINT: | |
1952 | if (len == 3) { /* output redirection */ | |
1953 | prewalk(0,level,ops[node+3].ival,&numarg); | |
1954 | prewalk(0,level,ops[node+2].ival,&numarg); | |
1955 | } | |
1956 | prewalk(0+(type==OPRINT),level,ops[node+1].ival,&numarg); | |
1957 | break; | |
a687059c LW |
1958 | case ORAND: |
1959 | break; | |
1960 | case OSRAND: | |
1961 | goto maybe0; | |
1962 | case OATAN2: | |
1963 | goto maybe0; | |
1964 | case OSIN: | |
1965 | goto maybe0; | |
1966 | case OCOS: | |
1967 | goto maybe0; | |
1968 | case OSYSTEM: | |
1969 | goto maybe0; | |
8d063cd8 LW |
1970 | case OLENGTH: |
1971 | goto maybe0; | |
1972 | case OLOG: | |
1973 | goto maybe0; | |
1974 | case OEXP: | |
1975 | goto maybe0; | |
1976 | case OSQRT: | |
1977 | goto maybe0; | |
1978 | case OINT: | |
1979 | maybe0: | |
1980 | numeric = 1; | |
1981 | if (len > 0) | |
a687059c LW |
1982 | prewalk(type != OLENGTH && type != OSYSTEM, |
1983 | level,ops[node+1].ival,&numarg); | |
8d063cd8 LW |
1984 | break; |
1985 | case OBREAK: | |
1986 | break; | |
1987 | case ONEXT: | |
1988 | break; | |
1989 | case OEXIT: | |
1990 | if (len == 1) { | |
1991 | prewalk(1,level,ops[node+1].ival,&numarg); | |
1992 | } | |
1993 | break; | |
1994 | case OCONTINUE: | |
1995 | break; | |
1996 | case OREDIR: | |
1997 | goto def; | |
1998 | case OIF: | |
1999 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2000 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2001 | if (len == 3) { | |
2002 | prewalk(0,level,ops[node+3].ival,&numarg); | |
2003 | } | |
2004 | break; | |
2005 | case OWHILE: | |
2006 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2007 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2008 | break; | |
2009 | case OFOR: | |
2010 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2011 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2012 | prewalk(0,level,ops[node+3].ival,&numarg); | |
2013 | prewalk(0,level,ops[node+4].ival,&numarg); | |
2014 | break; | |
2015 | case OFORIN: | |
2016 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2017 | prewalk(0,level,ops[node+1].ival,&numarg); | |
8d063cd8 LW |
2018 | break; |
2019 | case OBLOCK: | |
2020 | if (len == 2) { | |
2021 | prewalk(0,level,ops[node+2].ival,&numarg); | |
2022 | } | |
2023 | ++level; | |
2024 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2025 | --level; | |
2026 | break; | |
2027 | default: | |
2028 | def: | |
2029 | if (len) { | |
2030 | if (len > 5) | |
2031 | fatal("Garbage length in prewalk"); | |
2032 | prewalk(0,level,ops[node+1].ival,&numarg); | |
2033 | for (i = 2; i<= len; i++) { | |
2034 | prewalk(0,level,ops[node+i].ival,&numarg); | |
2035 | } | |
2036 | } | |
2037 | break; | |
2038 | } | |
2039 | *numericptr = numeric; | |
2040 | return 1; | |
2041 | } | |
2042 | ||
748a9306 | 2043 | static void |
f0f333f4 | 2044 | numericize(register int node) |
8d063cd8 LW |
2045 | { |
2046 | register int len; | |
2047 | register int type; | |
8d063cd8 LW |
2048 | STR *tmpstr; |
2049 | STR *tmp2str; | |
2050 | int numarg; | |
2051 | ||
2052 | type = ops[node].ival; | |
2053 | len = type >> 8; | |
2054 | type &= 255; | |
2055 | if (type == OVAR && len == 1) { | |
a687059c | 2056 | tmpstr=walk(0,0,ops[node+1].ival,&numarg,P_MIN); |
8d063cd8 LW |
2057 | tmp2str = str_make("1"); |
2058 | hstore(symtab,tmpstr->str_ptr,tmp2str); | |
2059 | } | |
2060 | } |