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authorPaul Pluzhnikov <ppluzhnikov@google.com>2017-09-20 19:37:45 -0700
committerPaul Pluzhnikov <ppluzhnikov@google.com>2017-09-20 19:37:45 -0700
commit1cc9e59a93636be6772ad423f7895e7ab52e4be7 (patch)
tree5dac1607f03996e79f1444106b373144425fc6dd /support/xdlfcn.h
parentae8372d7e4c44f6839aa3d851d4d0cb486b81cd5 (diff)
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Implement xdlopen, xdlsym and xdlclose routines which terminate test
program with appropriate message if the corresponding dlfcn.h routine returns an error. Use them in stdlib/tst-tls-atexit.c
Diffstat (limited to 'support/xdlfcn.h')
-rw-r--r--support/xdlfcn.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/support/xdlfcn.h b/support/xdlfcn.h
new file mode 100644
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+++ b/support/xdlfcn.h
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+/* Support functionality for using dlopen/dlclose/dlsym.
+ Copyright (C) 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/>. */
+
+#ifndef SUPPORT_DLOPEN_H
+#define SUPPORT_DLOPEN_H
+
+#include <dlfcn.h>
+
+__BEGIN_DECLS
+
+/* Each of these terminates process on failure with relevant error message. */
+void *xdlopen (const char *filename, int flags);
+void *xdlsym (void *handle, const char *symbol);
+void xdlclose (void *handle);
+
+
+__END_DECLS
+
+#endif /* SUPPORT_DLOPEN_H */