[klibc] [klibc:master] readlink: Reduce size by calling _fwrite() instead of puts()

[klibc-bot for H. Peter Anvin]

Commit-ID:  06e395cd75dc79289ae789c146795189c32babd8
Gitweb:     http://git.kernel.org/?p=libs/klibc/klibc.git;a=commit;h=06e395cd75dc79289ae789c146795189c32babd8
Author:     H. Peter Anvin <hpa at linux.intel.com>
AuthorDate: Tue, 15 Apr 2014 13:23:49 -0700
Committer:  H. Peter Anvin <hpa at linux.intel.com>
CommitDate: Tue, 15 Apr 2014 13:23:49 -0700

readlink: Reduce size by calling _fwrite() instead of puts()

We know how long the output is, so we might as well call _fwrite()
directly, with the explicit termination set to \n instead of \0.

Signed-off-by: H. Peter Anvin <hpa at linux.intel.com>

---
 usr/utils/readlink.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/usr/utils/readlink.c b/usr/utils/readlink.c
index bf9501b..4e3cfcb 100644
--- a/usr/utils/readlink.c
+++ b/usr/utils/readlink.c
@@ -29,8 +29,8 @@ int main(int argc, char *argv[])
 			perror(name);
 			exit(1);
 		}
-		link_name[rv] = '\0';
-		puts(link_name);
+		link_name[rv] = '\n';
+		_fwrite(link_name, rv+1, stdout);
 	}
 
 	return 0;