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authorMattias Andrée <maandree@kth.se>2018-11-07 22:18:04 +0100
committerMattias Andrée <maandree@kth.se>2018-11-07 22:18:04 +0100
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parentAdd arrayalloc man page (diff)
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Move section 3 man pages to man3/ and add libsimple.h.0
Signed-off-by: Mattias Andrée <maandree@kth.se>
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-.TH LIBSIMPLE_STRNSTR 3 2018-10-23 libsimple
-.SH NAME
-libsimple_strnstr \- find a substring in a string
-.SH SYNOPSIS
-.nf
-#include <libsimple.h>
-
-char *libsimple_strnstr(const char *\fIhaystack\fP, const char *\fIneedle\fP, size_t \fIn\fP);
-
-#ifndef strnstr
-# define strnstr libsimple_strnstr
-#endif
-.fi
-.PP
-Link with
-.IR \-lsimple .
-.SH DESCRIPTION
-The
-.BR libsimple_strnstr ()
-function scans the string
-.IR haystack ,
-truncated to
-.I n
-bytes unless it is shorter,
-the first occurrence of the substring
-.IR needle .
-.PP
-The comparison is case-sensitive.
-.SH RETURN VALUE
-The
-.BR libsimple_strnstr ()
-function returns the pointer
-.I haystack
-with a minimal 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_strnstr ()
-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_strnstr ()
-T} Thread safety MT-Safe
-T{
-.BR libsimple_strnstr ()
-T} Async-signal safety AS-Safe
-T{
-.BR libsimple_strnstr ()
-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_strrnstr (3),
-.BR libsimple_strncasestr (3)
-.BR libsimple_memmem (3),
-.BR strstr (3)