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authorGravatar Matt Kraai <kraai@debian.org>2000-10-25 16:48:15 +0000
committerGravatar Matt Kraai <kraai@debian.org>2000-10-25 16:48:15 +0000
commit9133c98a9d5b26fd645d30f70c4cf994aea972e9 (patch)
treeb030ab95457996fb9dd41ab65c81ea7dae82d581 /console-tools
parent3180413e7643dcb9ae38a617bf531557f64b3c57 (diff)
downloadbusybox-9133c98a9d5b26fd645d30f70c4cf994aea972e9.tar.gz
busybox-9133c98a9d5b26fd645d30f70c4cf994aea972e9.tar.bz2
Cleaned up error handling, TRUE/FALSE usage, and other minor issues.
Diffstat (limited to 'console-tools')
-rw-r--r--console-tools/loadkmap.c36
1 files changed, 13 insertions, 23 deletions
diff --git a/console-tools/loadkmap.c b/console-tools/loadkmap.c
index 3f8d726e0..7dfa670f4 100644
--- a/console-tools/loadkmap.c
+++ b/console-tools/loadkmap.c
@@ -26,6 +26,8 @@
#include <stdio.h>
#include <sys/ioctl.h>
+#define BINARY_KEYMAP_MAGIC "bkeymap"
+
/* From <linux/kd.h> */
struct kbentry {
unsigned char kb_table;
@@ -43,29 +45,21 @@ int loadkmap_main(int argc, char **argv)
struct kbentry ke;
u_short *ibuff;
int i, j, fd, readsz, pos, ibuffsz = NR_KEYS * sizeof(u_short);
- char flags[MAX_NR_KEYMAPS], magic[] = "bkeymap", buff[7];
+ char flags[MAX_NR_KEYMAPS], buff[7];
- if (argc>=2 && *argv[1]=='-') {
+ if (argc != 1)
usage(loadkmap_usage);
- }
fd = open("/dev/tty0", O_RDWR);
- if (fd < 0) {
- errorMsg("Error opening /dev/tty0: %s\n", strerror(errno));
- exit(FALSE);
- }
+ if (fd < 0)
+ fatalPerror("Error opening /dev/tty0");
read(0, buff, 7);
- if (0 != strncmp(buff, magic, 7)) {
- errorMsg("This is not a valid binary keymap.\n");
- exit(FALSE);
- }
+ if (0 != strncmp(buff, BINARY_KEYMAP_MAGIC, 7))
+ fatalError("This is not a valid binary keymap.\n");
- if (MAX_NR_KEYMAPS != read(0, flags, MAX_NR_KEYMAPS)) {
- errorMsg("Error reading keymap flags: %s\n",
- strerror(errno));
- exit(FALSE);
- }
+ if (MAX_NR_KEYMAPS != read(0, flags, MAX_NR_KEYMAPS))
+ fatalPerror("Error reading keymap flags");
ibuff = (u_short *) xmalloc(ibuffsz);
@@ -73,12 +67,8 @@ int loadkmap_main(int argc, char **argv)
if (flags[i] == 1) {
pos = 0;
while (pos < ibuffsz) {
- if ((readsz = read(0, (char *) ibuff + pos, ibuffsz - pos))
- < 0) {
- errorMsg("Error reading keymap: %s\n",
- strerror(errno));
- exit(FALSE);
- }
+ if ((readsz = read(0, (char *) ibuff + pos, ibuffsz - pos)) < 0)
+ fatalPerror("Error reading keymap");
pos += readsz;
}
for (j = 0; j < NR_KEYS; j++) {
@@ -92,5 +82,5 @@ 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(TRUE);
+ return EXIT_SUCCESS;
}