commit b098110b5c878cd72dee80d9997f6d4376875794
parent 3e412fe4c8e5d07719064bf2fa7674ed433c883b
Author: Cem Keylan <cem@ckyln.com>
Date: Fri, 15 May 2020 17:05:15 +0300
kiss-readlink: canonicalize directories if files do not exist.
kiss-readlink will no longer fail if the targeted symlink doesn't
exist. This is similar to how 'readlink -f' works. The previous
behaviour was similar to 'readlink -e' from coreutils, i.e it wanted
all targets to exist.
Diffstat:
1 file changed, 8 insertions(+), 0 deletions(-)
diff --git a/bin/kiss-readlink.c b/bin/kiss-readlink.c
@@ -4,11 +4,15 @@
// This is basically a 'readlink -f' command.
#include <stdio.h>
#include <stdlib.h>
+#include <libgen.h>
#include <string.h>
int main(int argc, char *argv[]) {
char buf[512];
+ char bname[512];
+ strcpy(bname, "/");
+ strcat(bname, (basename(argv[1])));
if (argc != 2 || strcmp(argv[1], "--help") == 0) {
printf("usage: %s <file>\n", argv[0]);
@@ -16,8 +20,12 @@ int main(int argc, char *argv[]) {
}
if (!realpath(argv[1], buf)) {
+
+ if (!realpath(dirname(argv[1]), buf)) {
perror("realpath");
return(1);
+ }
+ strcat(buf, bname);
}
printf("%s\n", buf);