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Add a new error code, REG_ILLSEQ, to indicate that a regular expression

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contains an illegal multibyte character sequence.
This commit is contained in:
Tim J. Robbins 2004-07-12 06:07:26 +00:00
parent fbc3247d81
commit 67aff1896c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=132017
3 changed files with 6 additions and 1 deletions
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1
include/regex.h
View file

@ -92,6 +92,7 @@ typedef struct {
#define REG_EMPTY 14
#define REG_ASSERT 15
#define REG_INVARG 16
#define REG_ILLSEQ 17
#define REG_ATOI 255 /* convert name to number (!) */
#define REG_ITOA 0400 /* convert number to name (!) */

2
lib/libc/regex/regerror.c
View file

@ -81,6 +81,7 @@ static char *regatoi(const regex_t *preg, char *localbuf);
= #define REG_EMPTY 14
= #define REG_ASSERT 15
= #define REG_INVARG 16
= #define REG_ILLSEQ 17
= #define REG_ATOI 255 // convert name to number (!)
= #define REG_ITOA 0400 // convert number to name (!)
*/
@ -105,6 +106,7 @@ static struct rerr {
{REG_EMPTY, "REG_EMPTY", "empty (sub)expression"},
{REG_ASSERT, "REG_ASSERT", "\"can't happen\" -- you found a bug"},
{REG_INVARG, "REG_INVARG", "invalid argument to regex routine"},
{REG_ILLSEQ, "REG_ILLSEQ", "illegal byte sequence"},
{0, "", "*** unknown regexp error code ***"}
};

4
lib/libc/regex/regex.3
View file

@ -36,7 +36,7 @@
.\" @(#)regex.3 8.4 (Berkeley) 3/20/94
.\" $FreeBSD$
.\"
.Dd July 6, 2004
.Dd July 12, 2004
.Dt REGEX 3
.Os
.Sh NAME
@ -652,6 +652,8 @@ empty (sub)expression
can't happen - you found a bug
.It Dv REG_INVARG
invalid argument, e.g.\& negative-length string
.It Dv REG_ILLSEQ
illegal byte sequence (bad multibyte character)
.El
.Sh HISTORY
Originally written by