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readlink: simplify -f

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Use output from realpath(3) directly. This makes usage
with . more consistent with other implementations.
This commit is contained in:
Eivind Uggedal 2015-06-04 20:36:40 +00:00 committed by sin
parent 7e035a9a2e
commit 93043beec9
1 changed files with 2 additions and 5 deletions
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7
readlink.c
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@ -76,11 +76,8 @@ mdone:
eprintf("realpath %s:", argv[0]); eprintf("realpath %s:", argv[0]);
break; break;
case 'f': case 'f':
p = dirname(estrdup(argv[0])); if (!realpath(argv[0], b))
if (!realpath(p, b)) eprintf("realpath %s:", argv[0]);
eprintf("realpath %s:", p);
estrlcat(b, "/", sizeof(arg));
estrlcat(b, basename(estrdup(argv[0])), sizeof(arg));
break; break;
default: default:
if ((n = readlink(argv[0], b, PATH_MAX - 1)) < 0) if ((n = readlink(argv[0], b, PATH_MAX - 1)) < 0)