diff options
Diffstat (limited to 'Modules/sre_lib.h')
| -rw-r--r-- | Modules/sre_lib.h | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/Modules/sre_lib.h b/Modules/sre_lib.h index 1049de4226..128c71e340 100644 --- a/Modules/sre_lib.h +++ b/Modules/sre_lib.h @@ -101,7 +101,7 @@ SRE(at)(SRE_STATE* state, SRE_CHAR* ptr, SRE_CODE at) } LOCAL(int) -SRE(charset)(SRE_CODE* set, SRE_CODE ch) +SRE(charset)(SRE_STATE* state, SRE_CODE* set, SRE_CODE ch) { /* check if character is a member of the given set */ @@ -142,6 +142,20 @@ SRE(charset)(SRE_CODE* set, SRE_CODE ch) set += 2; break; + case SRE_OP_RANGE_IGNORE: + /* <RANGE_IGNORE> <lower> <upper> */ + { + SRE_CODE uch; + /* ch is already lower cased */ + if (set[0] <= ch && ch <= set[1]) + return ok; + uch = state->upper(ch); + if (set[0] <= uch && uch <= set[1]) + return ok; + set += 2; + break; + } + case SRE_OP_NEGATE: ok = !ok; break; @@ -193,7 +207,7 @@ SRE(count)(SRE_STATE* state, SRE_CODE* pattern, Py_ssize_t maxcount) case SRE_OP_IN: /* repeated set */ TRACE(("|%p|%p|COUNT IN\n", pattern, ptr)); - while (ptr < end && SRE(charset)(pattern + 2, *ptr)) + while (ptr < end && SRE(charset)(state, pattern + 2, *ptr)) ptr++; break; @@ -628,7 +642,8 @@ entrance: /* match set member (or non_member) */ /* <IN> <skip> <set> */ TRACE(("|%p|%p|IN\n", ctx->pattern, ctx->ptr)); - if (ctx->ptr >= end || !SRE(charset)(ctx->pattern + 1, *ctx->ptr)) + if (ctx->ptr >= end || + !SRE(charset)(state, ctx->pattern + 1, *ctx->ptr)) RETURN_FAILURE; ctx->pattern += ctx->pattern[0]; ctx->ptr++; @@ -657,7 +672,7 @@ entrance: case SRE_OP_IN_IGNORE: TRACE(("|%p|%p|IN_IGNORE\n", ctx->pattern, ctx->ptr)); if (ctx->ptr >= end - || !SRE(charset)(ctx->pattern+1, + || !SRE(charset)(state, ctx->pattern+1, (SRE_CODE)state->lower(*ctx->ptr))) RETURN_FAILURE; ctx->pattern += ctx->pattern[0]; @@ -688,7 +703,8 @@ entrance: continue; if (ctx->pattern[1] == SRE_OP_IN && (ctx->ptr >= end || - !SRE(charset)(ctx->pattern + 3, (SRE_CODE) *ctx->ptr))) + !SRE(charset)(state, ctx->pattern + 3, + (SRE_CODE) *ctx->ptr))) continue; state->ptr = ctx->ptr; DO_JUMP(JUMP_BRANCH, jump_branch, ctx->pattern+1); @@ -1318,7 +1334,7 @@ SRE(search)(SRE_STATE* state, SRE_CODE* pattern) /* pattern starts with a character from a known set */ end = (SRE_CHAR *)state->end; for (;;) { - while (ptr < end && !SRE(charset)(charset, *ptr)) + while (ptr < end && !SRE(charset)(state, charset, *ptr)) ptr++; if (ptr >= end) return 0; |