fix test and lib improvement

Author: sulincix

lib/Makefile

@@ -4,6 +4,6 @@ install:
 	mkdir -p $(DESTDIR)/usr/lib/ || true
 	install libteaiso.so $(DESTDIR)/usr/lib/libteaiso.so
 test:
-	gcc util.c test.c -g -Wno-all -o a.out && ./a.out
+	gcc util.c test.c -g -Wno-all -o a.out && ./a.out --variable "teaiso"
 clean:
-	rm -f libteaiso.so
+	rm -f libteaiso.so

lib/test.c

@@ -2,9 +2,10 @@
 char* get_argument_value(char* arg, char* val);
 int main(){
   /*Test some stuff*/
-  warn(get_argument_value("variable=value","variable"));
+  warn("this is warning","x");
   out("this is output");
+  err("this is error","y");
   disable_color();
-  err("this is error");
+  err("this is error (nocolor)","z");
   run("cat /etc/os-release | grep ^NAME=");
 }

lib/util.c

@@ -12,8 +12,9 @@ void set_rootfs(char* dir){
 void disable_color(){
   nocolor = 1;
 }
+// command pointer
+char* ncmd;
 int run(char* cmd){
-  char* ncmd;
   if (strlen(cmd)<1){
     return 0;
   }if(strstr(cmd,"chroot||")){