Made new xreadlink function for libbb and changed applets to use it instead of
readlink(2).
diff --git a/libbb/copy_file.c b/libbb/copy_file.c
index 2d18b60..22684be 100644
--- a/libbb/copy_file.c
+++ b/libbb/copy_file.c
@@ -196,19 +196,12 @@
return -1;
}
} else if (S_ISLNK(source_stat.st_mode)) {
- int size;
- char buf[BUFSIZ + 1];
-
- if ((size = readlink(source, buf, BUFSIZ)) < 0) {
- perror_msg("cannot read `%s'", source);
- return -1;
- }
- buf[size] = '\0';
-
- if (symlink(buf, dest) < 0) {
+ char *lpath = xreadlink(source);
+ if (symlink(lpath, dest) < 0) {
perror_msg("cannot create symlink `%s'", dest);
return -1;
}
+ free(lpath);
#if (__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 1)
if (flags & FILEUTILS_PRESERVE_STATUS)