X-Git-Url: https://git.draconx.ca/gitweb/upkg.git/blobdiff_plain/9d3cb178db367962f68521985ef9e239e1d03fa9..90b53df329f9a114770dccab6b7e41f9094dfac9:/src/module.c

diff --git a/src/module.c b/src/module.c
index 5edc5e2..f97bc65 100644
--- a/src/module.c
+++ b/src/module.c
@@ -1,9 +1,14 @@
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
 #include <glib-object.h>
 #include <ltdl.h>
 
 #include "module.h"
 
+G_DEFINE_TYPE(UPkgModule, upkg_module, G_TYPE_TYPE_MODULE);
+
 static unsigned initialized;
 
 static void dl_print_errors(const char *prefix)
@@ -11,8 +16,80 @@ static void dl_print_errors(const char *prefix)
 	const char *err;
 	while (err = lt_dlerror()) {
 		if (prefix) fprintf(stderr, "%s: ", prefix);
-		puts(lt_dlerror());
+		puts(err);
+	}
+}
+
+static gboolean module_load(GTypeModule *m)
+{
+	UPkgModule *mod = UPKG_MODULE(m);
+	int (*init_func)(GTypeModule *);
+
+	mod->dl = lt_dlopenext(G_TYPE_MODULE(m)->name);
+	if (!mod->dl) {
+		dl_print_errors(__func__);
+		return FALSE;
+	}
+
+	init_func = lt_dlsym(mod->dl, "init");
+	if (!init_func || init_func(m) != 0) {
+		dl_print_errors(__func__);
+		lt_dlclose(mod->dl);
+		return FALSE;
+	}
+
+	return TRUE;
+}
+
+static void module_unload(GTypeModule *m)
+{
+	UPkgModule *mod = UPKG_MODULE(m);
+
+	if (lt_dlclose(mod->dl) != 0) {
+		dl_print_errors(__func__);
+	}
+}
+
+static void upkg_module_init(UPkgModule *mod)
+{
+}
+
+static void upkg_module_class_init(UPkgModuleClass *class)
+{
+	GTypeModuleClass *modclass = G_TYPE_MODULE_CLASS(class);
+
+	modclass->load   = module_load;
+	modclass->unload = module_unload;
+}
+
+UPkgModule *upkg_module_new(const char *name)
+{
+	char *name2;
+	size_t len;
+
+	if (!name) {
+		return NULL;
 	}
+
+	len   = strlen(name);
+	name2 = malloc(len+1);
+	if (!name2) {
+		return NULL;
+	}
+
+	UPkgModule *mod = g_object_new(UPKG_MODULE_TYPE, NULL);
+	if (!mod) {
+		free(name2);
+		return NULL;
+	}
+
+	G_TYPE_MODULE(mod)->name = name2;
+	for (size_t i = 0; i < len; i++) {
+		name2[i] = tolower(name[i]);
+	}
+	name2[len] = 0;
+
+	return mod;
 }
 
 int module_init(void)