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authortjr <tjr@FreeBSD.org>2005-08-13 02:30:15 +0000
committertjr <tjr@FreeBSD.org>2005-08-13 02:30:15 +0000
commitd6198362499aa294b7f13daf9ec78432b9756c67 (patch)
treede776286d694379aa64ca41e5d46e9dbac8df141 /lib
parentf816a6040d6a0f4618f90bed837388889d3fa74e (diff)
downloadFreeBSD-src-d6198362499aa294b7f13daf9ec78432b9756c67.zip
FreeBSD-src-d6198362499aa294b7f13daf9ec78432b9756c67.tar.gz
Change OUT from -2 to CHAR_MIN-1, making it impossible for it to
inadvertently match a negative char in the RE being compiled. This fixes compilation of "\376" (as an ERE) and "\376\376" (as a BRE). PR: 84740 MFC after: 1 week
Diffstat (limited to 'lib')
-rw-r--r--lib/libc/regex/regex2.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libc/regex/regex2.h b/lib/libc/regex/regex2.h
index 6beea48..1df7067 100644
--- a/lib/libc/regex/regex2.h
+++ b/lib/libc/regex/regex2.h
@@ -196,5 +196,5 @@ struct re_guts {
};
/* misc utilities */
-#define OUT (-2) /* a non-character value */
+#define OUT (CHAR_MIN - 1) /* a non-character value */
#define ISWORD(c) (iswalnum((uch)(c)) || (c) == '_')
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