dedicated dumb client to run bspc query -D -d .occupied --names

bspc.c

@@ -29,23 +29,17 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <stdbool.h>
+#include <stdarg.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <sys/socket.h>
-#include <poll.h>
 #include <sys/un.h>
+#include <poll.h>
 #include <unistd.h>
-
-#include <stdio.h>
-#include <stdlib.h>
 #include <string.h>
-#include <unistd.h>
-#include <stdarg.h>
-#include <sys/types.h>
-#include <sys/stat.h>
 #include <fcntl.h>
 #include <ctype.h>
-#include <stdbool.h>
 
 /* prototypes */
 void warn(char *fmt, ...);
@@ -218,16 +212,12 @@ bool is_hex_color(const char *color)
 	return true;
 }
 
-int main(int argc, char *argv[])
+char *send_msg_to_bspwm(char *args[], int count)
 {
 	int sock_fd;
 	struct sockaddr_un sock_address;
 	char msg[BUFSIZ], rsp[BUFSIZ];
 
-	if (argc < 2) {
-		err("No arguments given.\n");
-	}
-
 	sock_address.sun_family = AF_UNIX;
 	char *sp;
 
@@ -251,11 +241,10 @@ int main(int argc, char *argv[])
 		err("Failed to connect to the socket.\n");
 	}
 
-	argc--, argv++;
 	int msg_len = 0;
 
-	for (int offset = 0, rem = sizeof(msg), n = 0; argc > 0 && rem > 0; offset += n, rem -= n, argc--, argv++) {
-		n = snprintf(msg + offset, rem, "%s%c", *argv, 0);
+	for (int offset = 0, rem = sizeof(msg), n = 0; count > 0 && rem > 0; offset += n, rem -= n, count--, args++) {
+		n = snprintf(msg + offset, rem, "%s%c", *args, 0);
 		msg_len += n;
 	}
 
@@ -274,14 +263,7 @@ int main(int argc, char *argv[])
 		if (fds[0].revents & POLLIN) {
 			if ((nb = recv(sock_fd, rsp, sizeof(rsp)-1, 0)) > 0) {
 				rsp[nb] = '\0';
-				if (rsp[0] == FAILURE_MESSAGE[0]) {
-					ret = EXIT_FAILURE;
-					fprintf(stderr, "%s", rsp + 1);
-					fflush(stderr);
-				} else {
-					fprintf(stdout, "%s", rsp);
-					fflush(stdout);
-				}
+				return strdup(rsp);
 			} else {
 				break;
 			}
@@ -292,5 +274,13 @@ int main(int argc, char *argv[])
 	}
 
 	close(sock_fd);
-	return ret;
+	return NULL;
+}
+
+int main(void) {
+	char *text[] = {"query", "-D", "-d", ".occupied", "--names"};
+	int count = 5;
+
+	char *hi = send_msg_to_bspwm(text, count);
+	printf("%s", hi);
 }