Squashed 'third_party/elfutils/' content from commit 555e15e
Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/libasm/asm_error.c b/libasm/asm_error.c
new file mode 100644
index 0000000..cc3e660
--- /dev/null
+++ b/libasm/asm_error.c
@@ -0,0 +1,95 @@
+/* Error handling in libasm.
+ Copyright (C) 2002, 2004, 2005, 2009 Red Hat, Inc.
+ This file is part of elfutils.
+ Written by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of either
+
+ * the GNU Lesser General Public License as published by the Free
+ Software Foundation; either version 3 of the License, or (at
+ your option) any later version
+
+ or
+
+ * the GNU General Public License as published by the Free
+ Software Foundation; either version 2 of the License, or (at
+ your option) any later version
+
+ or both in parallel, as here.
+
+ elfutils 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
+ General Public License for more details.
+
+ You should have received copies of the GNU General Public License and
+ the GNU Lesser General Public License along with this program. If
+ not, see <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <libintl.h>
+#include <stdbool.h>
+#include <stdlib.h>
+
+#include "libasmP.h"
+
+
+/* This is the key for the thread specific memory. */
+static __thread int global_error;
+
+
+int
+asm_errno (void)
+{
+ int result = global_error;
+ global_error = ASM_E_NOERROR;
+ return result;
+}
+
+
+void
+internal_function
+__libasm_seterrno (int value)
+{
+ global_error = value;
+}
+
+
+/* Return the appropriate message for the error. */
+static const char *msgs[ASM_E_NUM] =
+{
+ [ASM_E_NOERROR] = N_("no error"),
+ [ASM_E_NOMEM] = N_("out of memory"),
+ [ASM_E_CANNOT_CREATE] = N_("cannot create output file"),
+ [ASM_E_INVALID] = N_("invalid parameter"),
+ [ASM_E_CANNOT_CHMOD] = N_("cannot change mode of output file"),
+ [ASM_E_CANNOT_RENAME] = N_("cannot rename output file"),
+ [ASM_E_DUPLSYM] = N_("duplicate symbol"),
+ [ASM_E_TYPE] = N_("invalid section type for operation"),
+ [ASM_E_IOERROR] = N_("error during output of data"),
+ [ASM_E_ENOSUP] = N_("no backend support available"),
+};
+
+const char *
+asm_errmsg (int error)
+{
+ int last_error = global_error;
+
+ if (error < -1)
+ return _("unknown error");
+ if (error == 0 && last_error == 0)
+ /* No error. */
+ return NULL;
+
+ if (error != -1)
+ last_error = error;
+
+ if (last_error == ASM_E_LIBELF)
+ return elf_errmsg (-1);
+
+ return _(msgs[last_error]);
+}