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authorRoland McGrath <roland@gnu.org>1995-05-02 06:35:55 +0000
committerRoland McGrath <roland@gnu.org>1995-05-02 06:35:55 +0000
commitd66e34cd423425c348bcc83df127dd19711b0b9a (patch)
tree97058e776d3b4fe06ef54bc4951596991652183f /elf/dl-error.c
parent08162fa888913a5153d2fcdc4e1a816b57b1fe56 (diff)
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* sysdeps/mach/i386/sysdep.h (SNARF_ARGS, CALL_WITH_SP): Rewritten.
	* sysdeps/i386/dl-machine.h: New file.
	* sysdeps/stub/dl-machine.h: New file.
	* sysdeps/i386/dl-runtime.c: New file.
	* sysdeps/stub/dl-runtime.c: New file.
	* sysdeps/i386/elf/start.S: New file.
	* sysdeps/generic/dl-sysdep.c: New file.
	* sysdeps/mach/hurd/dl-sysdep.c: New file.
Diffstat (limited to 'elf/dl-error.c')
-rw-r--r--elf/dl-error.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/elf/dl-error.c b/elf/dl-error.c
new file mode 100644
index 0000000000..5b5a616d91
--- /dev/null
+++ b/elf/dl-error.c
@@ -0,0 +1,43 @@
+/* Error handling for runtime dynamic linker.
+Copyright (C) 1995 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 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., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <stddef.h>
+#include <link.h>
+#include <setjmp.h>
+
+static jmp_buf catch_env;
+static const char *signalled_errstring;
+
+void
+_dl_signal_error (int errcode, const char *errstring)
+{
+  signalled_errstring = errstring ?: "DYNAMIC LINKER BUG!!!";
+  longjmp (catch_env, errcode ?: -1);
+}
+
+int
+_dl_catch_error (const char **errstring, void (*operate) (void))
+{
+  int errcode;
+
+  signalled_errstring = NULL;
+  errcode = setjmp (catch_env);
+  *errstring = signalled_errstring;
+  return *errstring ? errcode : 0;
+}