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authorRob Landley <rob@landley.net>2012-02-07 21:32:32 -0600
committerRob Landley <rob@landley.net>2012-02-07 21:32:32 -0600
commite0bd691bdf3f1ce19dcebfe46d830a0fc408e3d5 (patch)
treec7713b9dc0a07fc367e6ed7e2573227768fba709 /toys/cmp.c
parent790310882b62495826d306e998a64a646fb74c68 (diff)
downloadtoybox-e0bd691bdf3f1ce19dcebfe46d830a0fc408e3d5.tar.gz
Iterative cleanups on cmp.c: silence warnings, only free if TOYBOX_FREE, use xopen(), style cleanup on curly brackets.
Diffstat (limited to 'toys/cmp.c')
-rw-r--r--toys/cmp.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/toys/cmp.c b/toys/cmp.c
index f1e980e7..0ee0ca7e 100644
--- a/toys/cmp.c
+++ b/toys/cmp.c
@@ -30,14 +30,13 @@ int get_fd(char *file)
int fd;
if (!strcmp(file,"-")) fd=0;
- else if (0>(fd = open(file, O_RDONLY, 0))) {
- perror_exit("%s", file);
- }
+ else fd = xopen(file, O_RDONLY);
return fd;
}
void do_cmp(int fd1, int fd2, char *file1, char *file2, char *buf1, char *buf2,
- size_t size) {
+ size_t size)
+{
int i, len1, len2, min_len;
size_t byte_no = 1, line_no = 1;
@@ -49,15 +48,13 @@ void do_cmp(int fd1, int fd2, char *file1, char *file2, char *buf1, char *buf2,
for (i=0; i<min_len; i++) {
if (buf1[i] != buf2[i]) {
toys.exitval = 1;
- if (toys.optflags & FLAG_l) {
- printf("%d %o %o\n", byte_no, buf1[i],
- buf2[i]);
- }
+ if (toys.optflags & FLAG_l)
+ printf("%ld %o %o\n", (long)byte_no, buf1[i], buf2[i]);
else {
if (!(toys.optflags & FLAG_s)) {
- printf("%s %s differ: char %d, line %d\n",
- file1, file2, byte_no,
- line_no);
+ printf("%s %s differ: char %ld, line %ld\n",
+ file1, file2, (long)byte_no,
+ (long)line_no);
}
return;
}
@@ -90,8 +87,10 @@ void cmp_main(void)
do_cmp(fd1, fd2, file1, file2, toybuf, toybuf2, size);
- close(fd1);
- close(fd2);
- free(toybuf2);
+ if (CFG_TOYBOX_FREE) {
+ close(fd1);
+ close(fd2);
+ free(toybuf2);
+ }
}