Mercurial > hg-old > index.cgi

comparison src/expr.c @ 41:7eafdb3a8074

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fixed symbol parsing to prevent string overflow
author lost
date Sat, 03 Jan 2009 19:50:30 +0000
parents d2cee0c335e7
children 2330b88f9600
comparison
equal deleted inserted replaced
40:d2cee0c335e7 41:7eafdb3a8074
388 { 388 {
389 int l = 0; 389 int l = 0;
390 char *sb; 390 char *sb;
391 391
392 // evaluate a symbol here 392 // evaluate a symbol here
393 static const char *symchars = "_.$@\\abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"; 393 static const char *symchars = "_.$@?abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
394 while (strchr(symchars, (*p)[l])) 394 while ((*p)[l] && strchr(symchars, (*p)[l]))
395 l++; 395 l++;
396 396
397 if (l == 0) 397 if (l == 0)
398 return -1; 398 return -1;
399 399
401 sb[l] = '\0'; 401 sb[l] = '\0';
402 memcpy(sb, *p, l); 402 memcpy(sb, *p, l);
403 t = lwasm_expr_term_create_sym(sb); 403 t = lwasm_expr_term_create_sym(sb);
404 lwasm_expr_stack_push(s, t); 404 lwasm_expr_stack_push(s, t);
405 lwasm_expr_term_free(t); 405 lwasm_expr_term_free(t);
406 (*p) += l;
407 debug_message(3, "Symbol: '%s'; (%s)", sb, *p);
406 lwasm_free(sb); 408 lwasm_free(sb);
407 (*p) += l;
408 return 0; 409 return 0;
409 } 410 }
410 411
411 if (!**p) 412 if (!**p)
412 return -1; 413 return -1;