-#ifndef _LTTNG_UST_DLFCN_H
-#define _LTTNG_UST_DLFCN_H
-
/*
- * lttng/ust-dlfcn.h
+ * SPDX-License-Identifier: MIT
*
- * Copyright 2014 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright (C) 2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* dlfcn.h compatibility layer.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
*/
+#ifndef _LTTNG_UST_DLFCN_H
+#define _LTTNG_UST_DLFCN_H
+
#ifdef _DLFCN_H
#error "Please include lttng/ust-dlfcn.h before dlfcn.h."
#endif /* _DLFCN_H */
+#ifdef __GLIBC__
/*
* glibc declares dlsym() and dlerror() with __attribute__((leaf)) (see
* THROW annotation). Unfortunately, this is not in sync with reality,
#define dlclose glibc_dlclose_proto_lies_about_leafness
#define dlsym glibc_dlsym_proto_lies_about_leafness
#define dlerror glibc_dlerror_proto_lies_about_leafness
+#define dlmopen glibc_dlmopen_proto_lies_about_leafness
+#define dlvsym glibc_dlvsym_proto_lies_about_leafness
#include <dlfcn.h>
+#undef dlvsym
+#undef dlmopen
#undef dlerror
#undef dlsym
#undef dlclose
extern int dlclose(void *__handle) __nonnull ((1));
extern void *dlsym(void *__restrict __handle,
__const char *__restrict __name) __nonnull ((2));
-extern char *dlerror (void);
+extern char *dlerror(void);
+#ifdef __USE_GNU
+extern void *dlmopen(Lmid_t __nsid, const char *__file, int __mode);
+extern void *dlvsym(void *__restrict __handle,
+ __const char *__restrict __name,
+ __const char *__restrict __version);
+#endif
+#else
+#include <dlfcn.h>
+#endif /* __GLIBC__ */
#endif /* _LTTNG_UST_DLFCN_H */