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print error message for mount failure

This commit is contained in:
K. Lange 2018-07-19 22:36:34 +09:00
parent 23ec6736db
commit 6ec4f807e1
1 changed files with 6 additions and 3 deletions
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9
apps/mount.c
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@ -9,6 +9,7 @@
*/
#include <stdio.h>
#include <errno.h>
#ifndef mount
extern int mount(char * source, char * target, char * type, unsigned long flags, void * data);
@ -20,9 +21,11 @@ int main(int argc, char ** argv) {
return 1;
}
if (mount(argv[2], argv[3], argv[1], 0, NULL) < 0) {
// perror("mount");
return 1;
int ret = mount(argv[2], argv[3], argv[1], 0, NULL);
if (ret < 0) {
fprintf(stderr, "%s: %s\n", argv[0], strerror(errno));
return ret;
}
return 0;