Update.

1998-07-16 20:01  Ulrich Drepper  <drepper@cygnus.com>

	* debug/Makefile (routines): Add backtracesymsfd.
	Add rules to generate libSegFault.
	* debug/Versions: Add __backtrace_symbols_fd and backtrace_symbols_fd.
	* debug/execinfo.h: Declare backtrace_symbols_fd.
	* sysdeps/generic/backtracesymsfd.c: New file.
	* sysdeps/generic/elf/backtracesymsfd.c: New file.
	* sysdeps/generic/segfault.c: New file.
	* sysdeps/generic/sigcontextinfo.h: New file.
	* sysdeps/unix/sysv/linux/i386/sigcontextinfo.h: New file.

	* sysdeps/generic/elf/backtracesyms.c: Remove unneeded +.

1 files changed, 61 insertions, 0 deletions

diff --git a/sysdeps/generic/backtracesymsfd.c b/sysdeps/generic/backtracesymsfd.c
new file mode 100644
index 0000000000..dc4f083ff4
--- /dev/null
+++ b/sysdeps/generic/backtracesymsfd.c
@@ -0,0 +1,61 @@
+/* Write formatted list with names for addresses in backtrace to a file.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <execinfo.h>
+#include <string.h>
+#include <sys/uio.h>
+
+#include <stdio-common/_itoa.h>
+
+#if __ELF_NATIVE_CLASS == 32
+# define WORD_WIDTH 8
+#else
+/* We assyme 64bits.  */
+# define WORD_WIDTH 16
+#endif
+
+
+void
+__backtrace_symbols_fd (array, size, fd)
+     void *const *array;
+     int size;
+     int fd;
+{
+  struct iovec iov[3];
+  int cnt;
+
+  for (cnt = 0; cnt < size; ++cnt)
+    {
+      char buf[WORD_WIDTH];
+
+      iov[0].iov_base = (void *) "[0x";
+      iov[0].iov_len = 3;
+
+      iov[1].iov_base = _itoa_word ((unsigned long int) array[cnt],
+				    &buf[WORD_WIDTH], 16, 0);
+      iov[1].iov_len = &buf[WORD_WIDTH] - (char *) iov[1].iov_base;
+
+      iov[2].iov_base = (void *) "]\n";
+      iov[2].iov_len = 2;
+
+      __writev (fd, iov, 3);
+    }
+}
+weak_alias (__backtrace_symbols_fd, backtrace_symbols_fd)