From 5983914c1b4e6440ad3bb603862a29a75d3fad3d Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Sun, 10 Sep 2006 18:26:51 +0000 Subject: [PATCH] ipcs: silly trick with strings. saves ~200 bytes. --- util-linux/ipcs.c | 72 ++++++++++++++++++++++++------------------------- util-linux/pivot_root.c | 7 +++-- 2 files changed, 39 insertions(+), 40 deletions(-) diff --git a/util-linux/ipcs.c b/util-linux/ipcs.c index c7c8376..c54f535 100644 --- a/util-linux/ipcs.c +++ b/util-linux/ipcs.c @@ -136,13 +136,13 @@ static void do_shm(void) maxid = shmctl(0, SHM_INFO, (struct shmid_ds *) (void *) &shm_info); if (maxid < 0) { - bb_printf("kernel not configured for shared memory\n"); + bb_printf("kernel not configured for %s\n", "shared memory"); return; } switch (format) { case LIMITS: - bb_printf("------ Shared Memory Limits --------\n"); + bb_printf("------ Shared Memory %s --------\n", "Limits"); if ((shmctl(0, IPC_INFO, (struct shmid_ds *) (void *) &shminfo)) < 0) return; /* glibc 2.1.3 and all earlier libc's have ints as fields @@ -158,12 +158,12 @@ static void do_shm(void) return; case STATUS: - bb_printf("------ Shared Memory Status --------\n" - "segments allocated %d\n" + bb_printf("------ Shared Memory %s --------\n", "Status"); + bb_printf( "segments allocated %d\n" "pages allocated %ld\n" "pages resident %ld\n" "pages swapped %ld\n" - "Swap performance: %ld attempts\t %ld successes\n", + "Swap performance: %ld attempts\t%ld successes\n", shm_info.used_ids, shm_info.shm_tot, shm_info.shm_rss, @@ -172,26 +172,26 @@ static void do_shm(void) return; case CREATOR: - bb_printf("------ Shared Memory Segment Creators/Owners --------\n" - "%-10s %-10s %-10s %-10s %-10s %-10s\n", + bb_printf("------ Shared Memory %s --------\n", "Segment Creators/Owners"); + bb_printf( "%-10s %-10s %-10s %-10s %-10s %-10s\n", "shmid", "perms", "cuid", "cgid", "uid", "gid"); break; case TIME: - bb_printf("------ Shared Memory Attach/Detach/Change Times --------\n" - "%-10s %-10s %-20s %-20s %-20s\n", + bb_printf("------ Shared Memory %s --------\n", "Attach/Detach/Change Times"); + bb_printf( "%-10s %-10s %-20s %-20s %-20s\n", "shmid", "owner", "attached", "detached", "changed"); break; case PID: - bb_printf("------ Shared Memory Creator/Last-op --------\n" - "%-10s %-10s %-10s %-10s\n", + bb_printf("------ Shared Memory %s --------\n", "Creator/Last-op"); + bb_printf( "%-10s %-10s %-10s %-10s\n", "shmid", "owner", "cpid", "lpid"); break; default: - bb_printf("------ Shared Memory Segments --------\n" - "%-10s %-10s %-10s %-10s %-10s %-10s %-12s\n", + bb_printf("------ Shared Memory %s --------\n", "Segments"); + bb_printf( "%-10s %-10s %-10s %-10s %-10s %-10s %-12s\n", "key", "shmid", "owner", "perms", "bytes", "nattch", "status"); break; @@ -264,13 +264,13 @@ static void do_sem(void) arg.array = (ushort *) (void *) &seminfo; maxid = semctl(0, 0, SEM_INFO, arg); if (maxid < 0) { - bb_printf("kernel not configured for semaphores\n"); + bb_printf("kernel not configured for %s\n", "semaphores"); return; } switch (format) { case LIMITS: - bb_printf("------ Semaphore Limits --------\n"); + bb_printf("------ Semaphore %s --------\n", "Limits"); arg.array = (ushort *) (void *) &seminfo; /* damn union */ if ((semctl(0, 0, IPC_INFO, arg)) < 0) return; @@ -285,21 +285,21 @@ static void do_sem(void) return; case STATUS: - bb_printf("------ Semaphore Status --------\n" - "used arrays = %d\n" + bb_printf("------ Semaphore %s --------\n", "Status"); + bb_printf( "used arrays = %d\n" "allocated semaphores = %d\n", seminfo.semusz, seminfo.semaem); return; case CREATOR: - bb_printf("------ Semaphore Arrays Creators/Owners --------\n" - "%-10s %-10s %-10s %-10s %-10s %-10s\n", + bb_printf("------ Semaphore %s --------\n", "Arrays Creators/Owners"); + bb_printf( "%-10s %-10s %-10s %-10s %-10s %-10s\n", "semid", "perms", "cuid", "cgid", "uid", "gid"); break; case TIME: - bb_printf("------ Shared Memory Operation/Change Times --------\n" - "%-8s %-10s %-26.24s %-26.24s\n", + bb_printf("------ Shared Memory %s --------\n", "Operation/Change Times"); + bb_printf( "%-8s %-10s %-26.24s %-26.24s\n", "shmid", "owner", "last-op", "last-changed"); break; @@ -307,8 +307,8 @@ static void do_sem(void) break; default: - bb_printf("------ Semaphore Arrays --------\n" - "%-10s %-10s %-10s %-10s %-10s\n", + bb_printf("------ Semaphore %s --------\n", "Arrays"); + bb_printf( "%-10s %-10s %-10s %-10s %-10s\n", "key", "semid", "owner", "perms", "nsems"); break; } @@ -368,7 +368,7 @@ static void do_msg(void) maxid = msgctl(0, MSG_INFO, (struct msqid_ds *) (void *) &msginfo); if (maxid < 0) { - bb_printf("kernel not configured for message queues\n"); + bb_printf("kernel not configured for %s\n", "message queues"); return; } @@ -376,42 +376,42 @@ static void do_msg(void) case LIMITS: if ((msgctl(0, IPC_INFO, (struct msqid_ds *) (void *) &msginfo)) < 0) return; - bb_printf("------ Messages: Limits --------\n" - "max queues system wide = %d\n" + bb_printf("------ Message%s --------\n", "s: Limits"); + bb_printf( "max queues system wide = %d\n" "max size of message (bytes) = %d\n" "default max size of queue (bytes) = %d\n", msginfo.msgmni, msginfo.msgmax, msginfo.msgmnb); return; case STATUS: - bb_printf("------ Messages: Status --------\n" - "allocated queues = %d\n" + bb_printf("------ Message%s --------\n", "s: Status"); + bb_printf( "allocated queues = %d\n" "used headers = %d\n" "used space = %d bytes\n", msginfo.msgpool, msginfo.msgmap, msginfo.msgtql); return; case CREATOR: - bb_printf("------ Message Queues: Creators/Owners --------\n" - "%-10s %-10s %-10s %-10s %-10s %-10s\n", + bb_printf("------ Message%s --------\n", " Queues: Creators/Owners"); + bb_printf( "%-10s %-10s %-10s %-10s %-10s %-10s\n", "msqid", "perms", "cuid", "cgid", "uid", "gid"); break; case TIME: - bb_printf("------ Message Queues Send/Recv/Change Times --------\n" - "%-8s %-10s %-20s %-20s %-20s\n", + bb_printf("------ Message%s --------\n", " Queues Send/Recv/Change Times"); + bb_printf( "%-8s %-10s %-20s %-20s %-20s\n", "msqid", "owner", "send", "recv", "change"); break; case PID: - bb_printf("------ Message Queues PIDs --------\n" - "%-10s %-10s %-10s %-10s\n", + bb_printf("------ Message%s --------\n", " Queues PIDs"); + bb_printf( "%-10s %-10s %-10s %-10s\n", "msqid", "owner", "lspid", "lrpid"); break; default: - bb_printf("------ Message Queues --------\n" - "%-10s %-10s %-10s %-10s %-12s %-12s\n", + bb_printf("------ Message%s --------\n", " Queues"); + bb_printf( "%-10s %-10s %-10s %-10s %-12s %-12s\n", "key", "msqid", "owner", "perms", "used-bytes", "messages"); break; } diff --git a/util-linux/pivot_root.c b/util-linux/pivot_root.c index 4e67043..39a257a 100644 --- a/util-linux/pivot_root.c +++ b/util-linux/pivot_root.c @@ -17,12 +17,11 @@ extern int pivot_root(const char * new_root,const char * put_old); int pivot_root_main(int argc, char **argv) { - if (argc != 3) - bb_show_usage(); + if (argc != 3) + bb_show_usage(); if (pivot_root(argv[1],argv[2]) < 0) bb_perror_msg_and_die("pivot_root"); - return EXIT_SUCCESS; - + return EXIT_SUCCESS; } -- 2.7.4