merge from gcc
This commit is contained in:
DJ Delorie
parent
306ab1664b
commit
c631edf1cc
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@ -1,3 +1,7 @@
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2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
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* libiberty.h (unlock_std_streams): New.
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2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
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* hashtab.h, libiberty.h, objalloc.h, splay-tree.h, ternary.h:
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@ -54,6 +54,12 @@ extern "C" {
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extern void unlock_stream (FILE *);
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/* If the OS supports it, ensure that the standard I/O streams, stdin,
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stdout and stderr are setup to avoid any multi-threaded locking.
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Otherwise do nothing. */
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extern void unlock_std_streams (void);
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/* Open and return a FILE pointer. If the OS supports it, ensure that
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the stream is setup to avoid any multi-threaded locking. Otherwise
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return the FILE pointer unchanged. */
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@ -1,3 +1,9 @@
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2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
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* fopen_unlocked.c (unlock_std_streams): New.
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* functions.texi: Regenerate.
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2005-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
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* fopen_unlocked.c (unlock_stream): New.
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@ -28,6 +28,14 @@ pointer unchanged. If the @var{stream} is @code{NULL} do nothing.
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@end deftypefn
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@deftypefn Extension void unlock_std_streams (void)
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If the OS supports it, ensure that the standard I/O streams,
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@code{stdin}, @code{stdout} and @code{stderr} are setup to avoid any
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multi-threaded locking. Otherwise do nothing.
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@end deftypefn
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@deftypefn Extension FILE * fopen_unlocked (const char *@var{path}, const char * @var{mode})
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Opens and returns a @code{FILE} pointer via @code{fopen}. If the
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@ -80,11 +88,19 @@ unlock_1 (FILE *const fp ATTRIBUTE_UNUSED)
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}
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void
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unlock_stream(FILE *fp)
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unlock_stream (FILE *fp)
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{
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unlock_1 (fp);
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}
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void
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unlock_std_streams (void)
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{
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unlock_1 (stdin);
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unlock_1 (stdout);
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unlock_1 (stderr);
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}
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FILE *
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fopen_unlocked (const char *path, const char *mode)
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{
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@ -176,7 +176,7 @@ the possibility of a GCC built-in function.
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@end deftypefn
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@c asprintf.c:29
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@c asprintf.c:32
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@deftypefn Extension int asprintf (char **@var{resptr}, const char *@var{format}, ...)
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Like @code{sprintf}, but instead of passing a pointer to a buffer, you
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@ -237,7 +237,7 @@ is respectively less than, matching, or greater than the array member.
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@end deftypefn
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@c argv.c:121
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@c argv.c:124
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@deftypefn Extension char** buildargv (char *@var{sp})
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Given a pointer to a string, parse the string extracting fields
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@ -318,7 +318,7 @@ pointer encountered. Pointers to empty strings are ignored.
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@end deftypefn
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@c argv.c:49
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@c argv.c:52
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@deftypefn Extension char** dupargv (char **@var{vector})
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Duplicate an argument vector. Simply scans through @var{vector},
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@ -362,7 +362,7 @@ and inode numbers.
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@end deftypefn
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@c fopen_unlocked.c:40
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@c fopen_unlocked.c:48
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@deftypefn Extension FILE * fdopen_unlocked (int @var{fildes}, const char * @var{mode})
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Opens and returns a @code{FILE} pointer via @code{fdopen}. If the
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@ -431,7 +431,7 @@ Ignores case when performing the comparison.
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@end deftypefn
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@c fopen_unlocked.c:31
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@c fopen_unlocked.c:39
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@deftypefn Extension FILE * fopen_unlocked (const char *@var{path}, const char * @var{mode})
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Opens and returns a @code{FILE} pointer via @code{fopen}. If the
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@ -441,7 +441,7 @@ unchanged.
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@end deftypefn
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@c argv.c:94
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@c argv.c:97
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@deftypefn Extension void freeargv (char **@var{vector})
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Free an argument vector that was built using @code{buildargv}. Simply
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@ -451,7 +451,7 @@ itself.
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@end deftypefn
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@c fopen_unlocked.c:49
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@c fopen_unlocked.c:57
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@deftypefn Extension FILE * freopen_unlocked (const char * @var{path}, const char * @var{mode}, FILE * @var{stream})
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Opens and returns a @code{FILE} pointer via @code{freopen}. If the
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@ -510,7 +510,7 @@ that @var{tz} be NULL. Returns 0 on success, -1 on failure.
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@end deftypefn
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@c hex.c:30
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@c hex.c:33
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@deftypefn Extension void hex_init (void)
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Initializes the array mapping the current character set to
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@ -520,7 +520,7 @@ default ASCII-based table will normally be used on ASCII systems.
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@end deftypefn
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@c hex.c:39
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@c hex.c:42
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@deftypefn Extension int hex_p (int @var{c})
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Evaluates to non-zero if the given character is a valid hex character,
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@ -529,7 +529,7 @@ or zero if it is not. Note that the value you pass will be cast to
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@end deftypefn
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@c hex.c:47
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@c hex.c:50
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@deftypefn Extension {unsigned int} hex_value (int @var{c})
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Returns the numeric equivalent of the given character when interpreted
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@ -1201,6 +1201,15 @@ was made to unlink the file because it is special.
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@end deftypefn
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@c fopen_unlocked.c:31
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@deftypefn Extension void unlock_std_streams (void)
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If the OS supports it, ensure that the standard I/O streams,
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@code{stdin}, @code{stdout} and @code{stderr} are setup to avoid any
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multi-threaded locking. Otherwise do nothing.
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@end deftypefn
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@c fopen_unlocked.c:23
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@deftypefn Extension void unlock_stream (FILE * @var{stream})
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