1 files changed, 69 insertions, 0 deletions
diff --git a/src/libmowgli/mowgli_module_posix.c b/src/libmowgli/mowgli_module_posix.c
new file mode 100644
index 0000000..dd4a25c
--- /dev/null
+++ b/src/libmowgli/mowgli_module_posix.c
@@ -0,0 +1,69 @@
+/*
+ * libmowgli: A collection of useful routines for programming.
+ * mowgli_module.c: Loadable modules for POSIX systems.
+ *
+ * Copyright (c) 2007 William Pitcock <nenolod -at- sacredspiral.co.uk>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice is present in all copies.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "mowgli.h"
+
+#include <dlfcn.h>
+
+#ifdef __OpenBSD__
+# define RTLD_NOW RTLD_LAZY
+#endif
+
+#ifndef RTLD_LOCAL
+#define RTLD_LOCAL 0
+#endif
+
+mowgli_module_t mowgli_module_open(const char *path)
+{
+	void *handle = dlopen(path, RTLD_NOW | RTLD_LOCAL);
+
+	/* make sure we have something. make this an assertion so that 
+	 * there is feedback if something happens. (poor programming practice).
+	 */
+	return_val_if_fail(handle != NULL, NULL);
+
+	return handle;
+}
+
+void * mowgli_module_symbol(mowgli_module_t module, const char *symbol)
+{
+	void *handle;
+
+	return_val_if_fail(module != NULL, NULL);
+
+	handle = dlsym(module, symbol);
+
+	/* make sure we have something. make this an assertion so that 
+	 * there is feedback if something happens. (poor programming practice).
+	 */
+	return_val_if_fail(handle != NULL, NULL);
+
+	return handle;
+}
+
+void mowgli_module_close(mowgli_module_t module)
+{
+	return_if_fail(module != NULL);
+
+	dlclose(module);
+}