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author | Erik Andersen | 2000-04-19 03:59:10 +0000 |
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committer | Erik Andersen | 2000-04-19 03:59:10 +0000 |
commit | 3fe7f9f20b6562e667ff3c9388a6ce00bd1ba19f (patch) | |
tree | 98c78a2d9487f52752ed3057d9dd233be6f65161 /console-tools/loadkmap.c | |
parent | a3e57ca7008cbaf612675b9de3dd18109f8150de (diff) | |
download | busybox-3fe7f9f20b6562e667ff3c9388a6ce00bd1ba19f.zip busybox-3fe7f9f20b6562e667ff3c9388a6ce00bd1ba19f.tar.gz |
More minor updates to docs (and making apps behave as the docs
suggest they should)
-Erik
Diffstat (limited to 'console-tools/loadkmap.c')
-rw-r--r-- | console-tools/loadkmap.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/console-tools/loadkmap.c b/console-tools/loadkmap.c index fe533d5..75e52e1 100644 --- a/console-tools/loadkmap.c +++ b/console-tools/loadkmap.c @@ -29,11 +29,8 @@ #include <sys/ioctl.h> -static const char loadkmap_usage[] = "loadkmap\n" - "\n" - - "\tLoad a binary keyboard translation table from standard input.\n" - "\n"; +static const char loadkmap_usage[] = "loadkmap\n\n" + "Loads a binary keyboard translation table from standard input.\n"; int loadkmap_main(int argc, char **argv) @@ -43,28 +40,32 @@ int loadkmap_main(int argc, char **argv) int i, j, fd, readsz, pos, ibuffsz = NR_KEYS * sizeof(u_short); char flags[MAX_NR_KEYMAPS], magic[] = "bkeymap", buff[7]; + if (argc>=2 && *argv[1]=='-') { + usage(loadkmap_usage); + } + fd = open("/dev/tty0", O_RDWR); if (fd < 0) { fprintf(stderr, "Error opening /dev/tty0: %s\n", strerror(errno)); - return 1; + exit(FALSE); } read(0, buff, 7); if (0 != strncmp(buff, magic, 7)) { fprintf(stderr, "This is not a valid binary keymap.\n"); - return 1; + exit(FALSE); } if (MAX_NR_KEYMAPS != read(0, flags, MAX_NR_KEYMAPS)) { fprintf(stderr, "Error reading keymap flags: %s\n", strerror(errno)); - return 1; + exit(FALSE); } ibuff = (u_short *) malloc(ibuffsz); if (!ibuff) { fprintf(stderr, "Out of memory.\n"); - return 1; + exit(FALSE); } for (i = 0; i < MAX_NR_KEYMAPS; i++) { @@ -75,7 +76,7 @@ int loadkmap_main(int argc, char **argv) < 0) { fprintf(stderr, "Error reading keymap: %s\n", strerror(errno)); - return 1; + exit(FALSE); } pos += readsz; } @@ -90,5 +91,5 @@ int loadkmap_main(int argc, char **argv) /* Don't bother to close files. Exit does that * automagically, so we can save a few bytes */ /* close(fd); */ - return 0; + exit(TRUE); } |