aboutsummaryrefslogtreecommitdiffstats
path: root/man3/libsimple_strrstr.3
blob: 19d5d9880564cc8a85e59eb22476caca2e1c53a9 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
.TH LIBSIMPLE_STRRSTR 3 libsimple
.SH NAME
libsimple_strrstr \- find a substring in a string

.SH SYNOPSIS
.nf
#include <libsimple.h>

char *libsimple_strrstr(const char *\fIhaystack\fP, const char *\fIneedle\fP);

#ifndef strrstr
# define strrstr libsimple_strrstr
#endif
.fi
.PP
Link with
.IR \-lsimple .

.SH DESCRIPTION
The
.BR libsimple_strrstr ()
function scans the string
.I haystack
the last occurrence of the substring
.IR needle .
.PP
The comparison is case-sensitive.

.SH RETURN VALUE
The
.BR libsimple_strrstr ()
function returns the pointer
.I haystack
with a maximal offset such that
.I r
begins with
.IR needle ,
where
.I r
is the returned pointer.
If no such offset exists,
.B NULL
is returned.

.SH ERRORS
The
.BR libsimple_strrstr ()
function cannot fail.

.SH ATTRIBUTES
For an explanation of the terms used in this section, see
.BR attributes (7).
.TS
allbox;
lb lb lb
l l l.
Interface	Attribute	Value
T{
.BR libsimple_strrstr ()
T}	Thread safety	MT-Safe
T{
.BR libsimple_strrstr ()
T}	Async-signal safety	AS-Safe
T{
.BR libsimple_strrstr ()
T}	Async-cancel safety	AC-Safe
.TE

.SH EXAMPLES
None.

.SH APPLICATION USAGE
None.

.SH RATIONALE
None.

.SH FUTURE DIRECTIONS
None.

.SH NOTES
None.

.SH BUGS
None.

.SH SEE ALSO
.BR libsimple_strrcasestr (3),
.BR libsimple_strrnstr (3),
.BR libsimple_memrmem (3),
.BR strstr (3)