From 22853e4a82c6ef7b336527529acb94b14a0b0fd8 Mon Sep 17 00:00:00 2001
From: Karel Zak
Date: Thu, 7 Dec 2006 00:25:43 +0100
Subject: Imported from util-linux-2.10m tarball.

---
 sys-utils/ipcrm.c | 113 ++++++++++++++++++++++++++++++++++++++++--------------
 1 file changed, 84 insertions(+), 29 deletions(-)

(limited to 'sys-utils/ipcrm.c')

diff --git a/sys-utils/ipcrm.c b/sys-utils/ipcrm.c
index 4dcd081b4..2fc6ec47f 100644
--- a/sys-utils/ipcrm.c
+++ b/sys-utils/ipcrm.c
@@ -4,6 +4,9 @@
  * 1999-02-22 Arkadiusz Mi¶kiewicz <misiek@misiek.eu.org>
  * - added Native Language Support
  *
+ * 1999-04-02 frank zago
+ * - can now remove several id's in the same call
+ *
  */
 
 #include <stdio.h>
@@ -30,47 +33,99 @@ union semun {
 };
 #endif
 
+char *execname;
 
-int main(int argc, char **argv)
-{
+typedef enum type_id {
+	SHM,
+	SEM,
+	MSG
+} type_id;
+
+static int
+remove_ids(type_id type, int argc, char **argv) {
 	int id;
+	int ret = 0;		/* for gcc */
+	char *end;
+	int nb_errors = 0;
 	union semun arg;
 
 	arg.val = 0;
+
+	while(argc) {
+
+		id = strtoul(argv[0], &end, 10);
+
+		if (*end != 0) {
+			printf (_("invalid id: %s\n"), argv[0]);
+			nb_errors ++;
+		} else {
+			switch(type) {
+			case SEM:
+				ret = semctl (id, 0, IPC_RMID, arg);
+				break;
+
+			case MSG:
+				ret = msgctl (id, IPC_RMID, NULL);
+				break;
+				
+			case SHM:
+				ret = shmctl (id, IPC_RMID, NULL);
+				break;
+			}
+
+			if (ret) {
+				printf (_("cannot remove id %s (%s)\n"),
+					argv[0], strerror(errno));
+				nb_errors ++;
+			}
+		}
+		argc--;
+		argv++;
+	}
 	
+	return(nb_errors);
+}
+
+static void display_usage(void)
+{
+	printf (_("usage: %s {shm | msg | sem} id ...\n"), execname);
+}
+
+int main(int argc, char **argv)
+{
+	execname = argv[0];
+
 	setlocale(LC_ALL, "");
 	bindtextdomain(PACKAGE, LOCALEDIR);
 	textdomain(PACKAGE);
 
-	if (argc != 3 || strlen(argv[1]) < 3) {
-		printf (_("usage: %s [shm | msg | sem] id\n"), argv[0]);
-		exit (1);
+	if (argc < 3) {
+		display_usage();
+		exit(1);
+	}
+	
+	if (!strcmp(argv[1], "shm")) {
+		if (remove_ids(SHM, argc-2, &argv[2])) {
+			exit(1);
+		}
 	}
-	id = atoi (argv[2]);
-	switch (argv[1][1])  {
-	case 'h':
-		if (!shmctl (id, IPC_RMID, NULL)) 
-		break;
-		perror ("shmctl "); 
-		exit (1);
-		
-	case 'e':
-		if (!semctl (id, 0, IPC_RMID, arg)) 
-		break;
-		perror ("semctl "); 
-		exit (1);
-
-	case 's':
-		if (!msgctl (id, IPC_RMID, NULL)) 
-		break;
-		perror ("msgctl "); 
-		exit (1);
-
-	default:
-		printf (_("usage: %s [-shm | -msg | -sem] id\n"), argv[0]);
-		exit (1);
+	else if (!strcmp(argv[1], "msg")) {
+		if (remove_ids(MSG, argc-2, &argv[2])) {
+			exit(1);
+		}
+	} 
+	else if (!strcmp(argv[1], "sem")) {
+		if (remove_ids(SEM, argc-2, &argv[2])) {
+			exit(1);
+		}
 	}
-	printf (_("resource deleted\n"));
+	else {
+		display_usage();
+		printf (_("unknown resource type: %s\n"), argv[1]);
+		exit(1);
+	}
+
+	printf (_("resource(s) deleted\n"));
 	return 0;
 }
 			
-- 
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