diff options
author | Mark Whitley <markw@lineo.com> | 2001-04-30 22:17:00 +0400 |
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committer | Mark Whitley <markw@lineo.com> | 2001-04-30 22:17:00 +0400 |
commit | 8a633268ef478a31bd649d582ce07e9c26a4a03a (patch) | |
tree | a90a2bc3c3815f7f0e70f009b9b175736902a848 /miscutils | |
parent | 6f343944548c2e41fde4a376e805bf322a8e01c9 (diff) |
Made new xreadlink function for libbb and changed applets to use it instead of
readlink(2).
Diffstat (limited to 'miscutils')
-rw-r--r-- | miscutils/readlink.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/miscutils/readlink.c b/miscutils/readlink.c index 74196e11d..226649544 100644 --- a/miscutils/readlink.c +++ b/miscutils/readlink.c @@ -30,21 +30,17 @@ int readlink_main(int argc, char **argv) { char *buf = NULL; - int bufsize = 128, size = 128; + + /* no options, no getopt */ if (argc != 2) show_usage(); - while (bufsize < size + 1) { - bufsize *= 2; - buf = xrealloc(buf, bufsize); - size = readlink(argv[1], buf, bufsize); - if (size == -1) - perror_msg_and_die("%s", argv[1]); - } - - buf[size] = '\0'; + buf = xreadlink(argv[1]); puts(buf); +#ifdef BB_FEATURE_CLEAN_UP + free(buf); +#endif return EXIT_SUCCESS; } |