| author | "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> |
| Sat Dec 31 16:23:27 2011 +0100 (2011-12-31) | |
| changeset 2814 | 3dc2727ebffc |
| parent 1201 | c9967a6e3b25 |
| permissions | -rw-r--r-- |
| yann@1201 | 1 |
Original patch from: gentoo/src/patchsets/glibc/2.9/0053_all_glibc-2.9-regex-BZ697.patch |
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|
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-= BEGIN original header =- |
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http://sourceware.org/ml/libc-alpha/2009-01/msg00006.html |
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|
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From 37bdc055ceeb6b1144c07448a7210d9ab3fbb2f5 Mon Sep 17 00:00:00 2001 |
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From: Ulrich Drepper <drepper@redhat.com> |
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Date: Thu, 8 Jan 2009 00:47:05 +0000 |
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Subject: [PATCH] (prune_impossible_nodes): Handle sifted_states[0] being NULL also if |
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there are no backreferences. |
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|
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-= END original header =- |
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|
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diff -durN glibc-2_9.orig/posix/regexec.c glibc-2_9/posix/regexec.c |
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--- glibc-2_9.orig/posix/regexec.c 2007-10-12 19:47:13.000000000 +0200 |
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+++ glibc-2_9/posix/regexec.c 2009-02-02 22:00:43.000000000 +0100 |
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@@ -1004,6 +1004,11 @@ |
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re_node_set_free (&sctx.limits); |
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if (BE (ret != REG_NOERROR, 0)) |
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goto free_return; |
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+ if (sifted_states[0] == NULL) |
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+ {
|
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+ ret = REG_NOMATCH; |
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+ goto free_return; |
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+ } |
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} |
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re_free (mctx->state_log); |
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mctx->state_log = sifted_states; |