`dbox`: use macro to match functions.

src/dbox.c

@@ -5,6 +5,9 @@
 
 #include "funcs.h"
 
+#define RUN_IF_MATCH(func, name, ac, av) \
+	if(!strcmp(name, #func)) \
+		return func(ac, av)
 /*
 BSD 3-Clause License
 
@@ -38,42 +41,21 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
 int matchExec(char *name, int argc, char *argv[]) {
-	if (!strcmp(name,"arch")) {
-		arch(argc, argv);
-	}
-	if (!strcmp(name,"basename")) {
-		bn(argc, argv);
-	}
-	if (!strcmp(name,"cat")) {
-		cat(argc, argv);
-	}
-	if (!strcmp(name,"chroot")) {
-		chr(argc, argv);
-	}
-	if (!strcmp(name,"cp")) {
-		cp(argc, argv);
-	}
-	if (!strcmp(name,"ls")) {
-		ls(argc, argv);
-	}
-	if (!strcmp(name,"pwd")) {
-		pwd(argc, argv);
-	}
-	if (!strcmp(name,"rm")) {
-		rm(argc, argv);
-	}
-	if (!strcmp(name,"uname")) {
-		un(argc, argv);
-	}
-	if (!strcmp(name,"whoami")) {
-		whoami(argc, argv);
-	}
-	if (!strcmp(name,"yes")) {
-		yes(argc, argv);
-	}
+	int ret;
+	RUN_IF_MATCH(arch, name, argc, argv);
+	RUN_IF_MATCH(bn, name, argc, argv);
+	RUN_IF_MATCH(cat, name, argc, argv);
+	RUN_IF_MATCH(chr, name, argc, argv);
+	RUN_IF_MATCH(cp, name, argc, argv);
+	RUN_IF_MATCH(ls, name, argc, argv);
+	RUN_IF_MATCH(pwd, name, argc, argv);
+	RUN_IF_MATCH(rm, name, argc, argv);
+	RUN_IF_MATCH(un, name, argc, argv);
+	RUN_IF_MATCH(whoami, name, argc, argv);
+	RUN_IF_MATCH(yes, name, argc, argv);
 	if (!strcmp(name,"dbox")) {
 		char **newArgv = argv + 1;
-		matchExec(newArgv[0], argc-1, newArgv);
+		return matchExec(newArgv[0], argc-1, newArgv);
 	}
 	return 0; //TODO: return return of exec files
 }