diff options
Diffstat (limited to 'regex.c')
| -rw-r--r-- | regex.c | 8 |
1 files changed, 5 insertions, 3 deletions
@@ -1487,7 +1487,9 @@ re_compile_pattern(pattern, size, bufp) } had_char_class = 0; - if (c == '-' && p != p0 + 1 && *p != ']') + if (c == '-' && ((p != p0 + 1 && *p != ']') || + (p[0] == '-' && p[1] != ']') || + range)) re_warning("character class has `-' without escape"); if (c == '[' && *p != ':') re_warning("character class has `[' without escape"); @@ -1675,8 +1677,6 @@ re_compile_pattern(pattern, size, bufp) if (last > c) goto invalid_pattern; - if (last == '-' || c == '-') - re_warning("character class has `-' without escape"); range = 0; if (had_mbchar == 0) { for (;last<=c;last++) @@ -2350,6 +2350,8 @@ re_compile_pattern(pattern, size, bufp) break; default: + if (c == ']') + re_warning("regexp has `]' without escape"); normal_char: /* Expects the character in `c'. */ had_mbchar = 0; if (ismbchar(c)) { |