| 1 | /* dquote_static.c |
| 2 | * |
| 3 | * This file contains static inline functions that are related to |
| 4 | * parsing double-quotish expressions, but are used in more than |
| 5 | * one file. |
| 6 | * |
| 7 | * It is currently #included by regcomp.c and toke.c. |
| 8 | */ |
| 9 | |
| 10 | /* |
| 11 | - regcurly - a little FSA that accepts {\d+,?\d*} |
| 12 | Pulled from regcomp.c. |
| 13 | */ |
| 14 | |
| 15 | /* embed.pl doesn't yet know how to handle static inline functions, so |
| 16 | manually decorate it here with gcc-style attributes. |
| 17 | */ |
| 18 | PERL_STATIC_INLINE I32 |
| 19 | regcurly(register const char *s) |
| 20 | __attribute__warn_unused_result__ |
| 21 | __attribute__pure__ |
| 22 | __attribute__nonnull__(1); |
| 23 | |
| 24 | PERL_STATIC_INLINE I32 |
| 25 | regcurly(register const char *s) |
| 26 | { |
| 27 | assert(s); |
| 28 | |
| 29 | if (*s++ != '{') |
| 30 | return FALSE; |
| 31 | if (!isDIGIT(*s)) |
| 32 | return FALSE; |
| 33 | while (isDIGIT(*s)) |
| 34 | s++; |
| 35 | if (*s == ',') { |
| 36 | s++; |
| 37 | while (isDIGIT(*s)) |
| 38 | s++; |
| 39 | } |
| 40 | if (*s != '}') |
| 41 | return FALSE; |
| 42 | return TRUE; |
| 43 | } |
| 44 | /* |
| 45 | * Local variables: |
| 46 | * c-indentation-style: bsd |
| 47 | * c-basic-offset: 4 |
| 48 | * indent-tabs-mode: t |
| 49 | * End: |
| 50 | * |
| 51 | * ex: set ts=8 sts=4 sw=4 noet: |
| 52 | */ |