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-rw-r--r--string/strsignal.c125
1 files changed, 0 insertions, 125 deletions
diff --git a/string/strsignal.c b/string/strsignal.c
deleted file mode 100644
index 6cb4399934..0000000000
--- a/string/strsignal.c
+++ /dev/null
@@ -1,125 +0,0 @@
-/* Copyright (C) 1991-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <libintl.h>
-#include <libc-lock.h>
-
-static __libc_key_t key;
-
-/* If nonzero the key allocation failed and we should better use a
- static buffer than fail. */
-#define BUFFERSIZ 100
-static char local_buf[BUFFERSIZ];
-static char *static_buf;
-
-/* Destructor for the thread-specific data. */
-static void init (void);
-static void free_key_mem (void *mem);
-static char *getbuffer (void);
-
-
-/* Return a string describing the meaning of the signal number SIGNUM. */
-char *
-strsignal (int signum)
-{
- __libc_once_define (static, once);
- const char *desc;
-
- /* If we have not yet initialized the buffer do it now. */
- __libc_once (once, init);
-
- if (
-#ifdef SIGRTMIN
- (signum >= SIGRTMIN && signum <= SIGRTMAX) ||
-#endif
- signum < 0 || signum >= NSIG
- || (desc = _sys_siglist[signum]) == NULL)
- {
- char *buffer = getbuffer ();
- int len;
-#ifdef SIGRTMIN
- if (signum >= SIGRTMIN && signum <= SIGRTMAX)
- len = __snprintf (buffer, BUFFERSIZ - 1, _("Real-time signal %d"),
- signum - SIGRTMIN);
- else
-#endif
- len = __snprintf (buffer, BUFFERSIZ - 1, _("Unknown signal %d"),
- signum);
- if (len >= BUFFERSIZ)
- buffer = NULL;
- else
- buffer[len] = '\0';
-
- return buffer;
- }
-
- return (char *) _(desc);
-}
-
-
-/* Initialize buffer. */
-static void
-init (void)
-{
- if (__libc_key_create (&key, free_key_mem))
- /* Creating the key failed. This means something really went
- wrong. In any case use a static buffer which is better than
- nothing. */
- static_buf = local_buf;
-}
-
-
-/* Free the thread specific data, this is done if a thread terminates. */
-static void
-free_key_mem (void *mem)
-{
- free (mem);
- __libc_setspecific (key, NULL);
-}
-
-
-/* Return the buffer to be used. */
-static char *
-getbuffer (void)
-{
- char *result;
-
- if (static_buf != NULL)
- result = static_buf;
- else
- {
- /* We don't use the static buffer and so we have a key. Use it
- to get the thread-specific buffer. */
- result = __libc_getspecific (key);
- if (result == NULL)
- {
- /* No buffer allocated so far. */
- result = malloc (BUFFERSIZ);
- if (result == NULL)
- /* No more memory available. We use the static buffer. */
- result = local_buf;
- else
- __libc_setspecific (key, result);
- }
- }
-
- return result;
-}