svn commit: r192407 - head/usr.bin/perror
George V. Neville-Neil
gnn at FreeBSD.org
Tue May 19 20:16:19 UTC 2009
Author: gnn
Date: Tue May 19 20:16:18 2009
New Revision: 192407
URL: http://svn.freebsd.org/changeset/base/192407
Log:
Fix a few style(9) nits.
Submitted by: danfe
Modified:
head/usr.bin/perror/perror.c
Modified: head/usr.bin/perror/perror.c
==============================================================================
--- head/usr.bin/perror/perror.c Tue May 19 19:45:36 2009 (r192406)
+++ head/usr.bin/perror/perror.c Tue May 19 20:16:18 2009 (r192407)
@@ -35,15 +35,17 @@ __FBSDID("$FreeBSD$");
#define MAX_ERR 256
-void usage()
+static void
+usage()
{
- printf("usage: perror number\n");
- printf("number must be between 1 and %d\n", ELAST);
+ fprintf(stderr, "usage: perror number\n");
+ fprintf(stderr, "number must be between 1 and %d\n", ELAST);
exit(1);
}
-int main(int argc, char **argv)
+int
+main(int argc, char **argv)
{
char errstr[MAX_ERR];
@@ -56,17 +58,17 @@ int main(int argc, char **argv)
errnum = strtol(argv[1], &cp, 0);
if (((errnum == 0) && (errno == EINVAL)) || (*cp != '\0')) {
- printf("Argument %s not a number.\n", argv[1]);
+ fprintf(stderr, "Argument %s not a number.\n", argv[1]);
usage();
}
if ((errnum <=0) || (errnum > ELAST)) {
- printf("Number %d out of range.\n", errnum);
+ fprintf(stderr, "Number %d out of range.\n", errnum);
usage();
}
if (strerror_r(errnum, errstr, sizeof(errstr)) < 0) {
- printf("Could not find error number %d.\n", errnum);
+ fprintf(stderr, "Could not find error number %d.\n", errnum);
usage();
}
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