libiberty.h (xstrndup): Declare.

[thirdparty/gcc.git] / libiberty / functions.texi

diff --git a/libiberty/functions.texi b/libiberty/functions.texi
index b6e8e7acb813fe22784ece8097162fa821082628..79c8a35b3ca4003671029bb74e411ae84cd7a33d 100644 (file)
--- a/libiberty/functions.texi
+++ b/libiberty/functions.texi
@@ -339,6 +339,14 @@ between calls to @code{getpwd}.
 
 @end deftypefn
 
+@c gettimeofday.c:12
+@deftypefn int gettimeofday (struct timeval *@var{tp}, void *@var{tz})
+
+Writes the current time to @var{tp}.  This implementation requires
+that @var{tz} be NULL.  Returns 0 on success, -1 on failure.
+
+@end deftypefn
+
 @c hex.c:30
 @deftypefn Extension void hex_init (void)
 
@@ -893,6 +901,15 @@ Compares the first @var{n} bytes of two strings, returning a value as
 
 @end deftypefn
 
+@c strndup.c:23
+@deftypefn Extension char* strndup (const char *@var{s}, size_t @var{n})
+
+Returns a pointer to a copy of @var{s} with at most @var{n} characters
+in memory obtained from @code{malloc}, or @code{NULL} if insufficient
+memory was available.  The result is always NUL terminated.
+
+@end deftypefn
+
 @c strrchr.c:6
 @deftypefn Supplemental char* strrchr (const char *@var{s}, int @var{c})
 
@@ -1008,6 +1025,16 @@ not be used in new projects.  Use @code{mkstemp} instead.
 
 @end deftypefn
 
+@c unlink-if-ordinary.c:27
+@deftypefn Supplemental int unlink_if_ordinary (const char*)
+
+Unlinks the named file, unless it is special (e.g. a device file).
+Returns 0 when the file was unlinked, a negative value (and errno set) when
+there was an error deleting the file, and a positive value if no attempt
+was made to unlink the file because it is special.
+
+@end deftypefn
+
 @c vasprintf.c:51
 @deftypefn Extension int vasprintf (char **@var{resptr}, const char *@var{format}, va_list @var{args})
 
@@ -1153,4 +1180,13 @@ will never return a @code{NULL} pointer.
 
 @end deftypefn
 
+@c xstrndup.c:23
+@deftypefn Replacement char* xstrndup (const char *@var{s}, size_t @var{n})
+
+Returns a pointer to a copy of @var{s} with at most @var{n} characters
+without fail, using @code{xmalloc} to obtain memory.  The result is
+always NUL terminated.
+
+@end deftypefn
+