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authorLennart Poettering <lennart@poettering.net>2007-10-28 19:13:50 +0000
committerLennart Poettering <lennart@poettering.net>2007-10-28 19:13:50 +0000
commita67c21f093202f142438689d3f7cfbdf4ea82eea (patch)
tree5c3295037f033904bc11ab8b3adae5b7331101e9 /src/pulsecore/ltdl-helper.c
parent6687dd013169fd8436aa1b45ccdacff074a40d05 (diff)
merge 'lennart' branch back into trunk.
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1971 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'src/pulsecore/ltdl-helper.c')
-rw-r--r--src/pulsecore/ltdl-helper.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/src/pulsecore/ltdl-helper.c b/src/pulsecore/ltdl-helper.c
new file mode 100644
index 00000000..711396d8
--- /dev/null
+++ b/src/pulsecore/ltdl-helper.c
@@ -0,0 +1,64 @@
+/* $Id$ */
+
+/***
+ This file is part of PulseAudio.
+
+ Copyright 2004-2006 Lennart Poettering
+ Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
+
+ PulseAudio 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 of the License,
+ or (at your option) any later version.
+
+ PulseAudio 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 a copy of the GNU Lesser General Public License
+ along with PulseAudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <ctype.h>
+
+#include <pulse/xmalloc.h>
+#include <pulse/util.h>
+
+#include <pulsecore/core-util.h>
+#include <pulsecore/macro.h>
+
+#include "ltdl-helper.h"
+
+pa_void_func_t pa_load_sym(lt_dlhandle handle, const char *module, const char *symbol) {
+ char *sn, *c;
+ pa_void_func_t f;
+
+ pa_assert(handle);
+ pa_assert(module);
+ pa_assert(symbol);
+
+ if ((f = ((pa_void_func_t) (long) lt_dlsym(handle, symbol))))
+ return f;
+
+ /* As the .la files might have been cleansed from the system, we should
+ * try with the ltdl prefix as well. */
+
+ sn = pa_sprintf_malloc("%s_LTX_%s", module, symbol);
+
+ for (c = sn; *c; c++)
+ if (!isalnum(*c))
+ *c = '_';
+
+ f = (pa_void_func_t) (long) lt_dlsym(handle, sn);
+ pa_xfree(sn);
+
+ return f;
+}