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28 lines
1 KiB
Diff
28 lines
1 KiB
Diff
From: <hesso@pool.math.tu-berlin.de>
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Subject: Fixes to the private regex library; includes fix for #523934.
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diff -Naur regex.orig/regcomp.c regex/regcomp.c
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--- nvi-1.81.6.orig/regex/regcomp.c 2007-11-18 17:41:42.000000000 +0100
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+++ nvi-1.81.6/regex/regcomp.c 2008-05-01 18:37:57.000000000 +0200
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@@ -606,7 +606,8 @@
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REQUIRE(starordinary, REG_BADRPT);
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/* FALLTHROUGH */
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default:
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- ordinary(p, c &~ BACKSL);
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+ /* ordinary(p, c &~ BACKSL); -- Fix potential overflow */
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+ ordinary(p, c & 0xff);
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break;
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}
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diff -Naur regex.orig/regexec.c regex/regexec.c
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--- nvi-1.81.6.orig/regex/regexec.c 2007-11-18 17:41:42.000000000 +0100
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+++ nvi-1.81.6/regex/regexec.c 2008-05-01 18:38:00.000000000 +0200
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@@ -63,7 +63,7 @@
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/* macros for manipulating states, small version */
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#define states int
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-#define states1 states /* for later use in regexec() decision */
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+typedef states states1; /* for later use in regexec() decision */
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#define CLEAR(v) ((v) = 0)
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#define SET0(v, n) ((v) &= ~(1 << (n)))
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#define SET1(v, n) ((v) |= 1 << (n))
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