From: Lucas De Marchi <lucas.demarchi@profusion.mobi>
Date: Mon, 5 Dec 2011 22:28:13 +0000 (-0200)
Subject: kmod_module: get path on demand
X-Git-Tag: v1~92
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c5e7b1f7efd64c5baf6eecbac9b68a8447552f5b;p=thirdparty%2Fkmod.git

kmod_module: get path on demand
---

diff --git a/libkmod/libkmod-module.c b/libkmod/libkmod-module.c
index 74e8d22a..152d8f64 100644
--- a/libkmod/libkmod-module.c
+++ b/libkmod/libkmod-module.c
@@ -377,9 +377,26 @@ KMOD_EXPORT const char *kmod_module_get_name(const struct kmod_module *mod)
 	return mod->name;
 }
 
+/*
+ * Relative paths are relative to dirname. Absolute paths are only used when
+ * user created kmod_module by giving a path
+ */
 KMOD_EXPORT const char *kmod_module_get_path(const struct kmod_module *mod)
 {
-	// FIXME calculate path if path == NULL
+	if (!mod->init.dep) {
+		/* lazy init */
+		char *line = kmod_search_moddep(mod->ctx, mod->name);
+
+		if (line == NULL)
+			return NULL;
+
+		kmod_module_parse_depline((struct kmod_module *) mod, line);
+		free(line);
+
+		if (!mod->init.dep)
+			return NULL;
+	}
+
 	return mod->path;
 }