regex.3 (32eef9aeb1f39a1623cea55da147c89abbd5b9a5) regex.3 (4047df8d249eb931f75bb645dee9761946216fbd)
1.\" Copyright (c) 1992, 1993, 1994 Henry Spencer.
2.\" Copyright (c) 1992, 1993, 1994
3.\" The Regents of the University of California. All rights reserved.
4.\"
5.\" This code is derived from software contributed to Berkeley by
6.\" Henry Spencer.
7.\"
8.\" Redistribution and use in source and binary forms, with or without

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31.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34.\" SUCH DAMAGE.
35.\"
36.\" @(#)regex.3 8.4 (Berkeley) 3/20/94
37.\" $FreeBSD$
38.\"
1.\" Copyright (c) 1992, 1993, 1994 Henry Spencer.
2.\" Copyright (c) 1992, 1993, 1994
3.\" The Regents of the University of California. All rights reserved.
4.\"
5.\" This code is derived from software contributed to Berkeley by
6.\" Henry Spencer.
7.\"
8.\" Redistribution and use in source and binary forms, with or without

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31.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34.\" SUCH DAMAGE.
35.\"
36.\" @(#)regex.3 8.4 (Berkeley) 3/20/94
37.\" $FreeBSD$
38.\"
39.Dd March 20, 1994
39.Dd October 2, 2002
40.Dt REGEX 3
41.Os
42.Sh NAME
43.Nm regcomp ,
44.Nm regexec ,
45.Nm regerror ,
46.Nm regfree
47.Nd regular-expression library
48.Sh LIBRARY
49.Lb libc
50.Sh SYNOPSIS
40.Dt REGEX 3
41.Os
42.Sh NAME
43.Nm regcomp ,
44.Nm regexec ,
45.Nm regerror ,
46.Nm regfree
47.Nd regular-expression library
48.Sh LIBRARY
49.Lb libc
50.Sh SYNOPSIS
51.In sys/types.h
52.In regex.h
53.Ft int
51.In regex.h
52.Ft int
54.Fn regcomp "regex_t *preg" "const char *pattern" "int cflags"
53.Fo regcomp
54.Fa "regex_t * restrict preg" "const char * restrict pattern" "int cflags"
55.Fc
55.Ft int
56.Fo regexec
56.Ft int
57.Fo regexec
57.Fa "const regex_t *preg" "const char *string"
58.Fa "size_t nmatch" "regmatch_t pmatch[]" "int eflags"
58.Fa "const regex_t * restrict preg" "const char * restrict string"
59.Fa "size_t nmatch" "regmatch_t pmatch[restrict]" "int eflags"
59.Fc
60.Ft size_t
61.Fo regerror
60.Fc
61.Ft size_t
62.Fo regerror
62.Fa "int errcode" "const regex_t *preg"
63.Fa "char *errbuf" "size_t errbuf_size"
63.Fa "int errcode" "const regex_t * restrict preg"
64.Fa "char * restrict errbuf" "size_t errbuf_size"
64.Fc
65.Ft void
66.Fn regfree "regex_t *preg"
67.Sh DESCRIPTION
68These routines implement
69.St -p1003.2
70regular expressions
71.Pq Do RE Dc Ns s ;

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66.Ft void
67.Fn regfree "regex_t *preg"
68.Sh DESCRIPTION
69These routines implement
70.St -p1003.2
71regular expressions
72.Pq Do RE Dc Ns s ;

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