vercmp: always return 0 if we perform a compare

And change the wording slightly to indicate we *print* a value, not *return*
it. You can't return negative values (they get coerced to 255), so it isn't
worth it to try and cram the result into the return code.

Acked-by: Allan McRae <allan@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
This commit is contained in:
Dan McGee 2011-01-05 21:17:30 -06:00
parent 26652768d6
commit 04dc87e012

View File

@ -18,6 +18,7 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <stdio.h> /* printf */
#include <string.h> /* strncpy */
@ -30,7 +31,7 @@ int alpm_pkg_vercmp(const char *a, const char *b);
static void usage(void)
{
fprintf(stderr, "usage: %s <ver1> <ver2>\n\n", BASENAME);
fprintf(stderr, "return values:\n");
fprintf(stderr, "output values:\n");
fprintf(stderr, " < 0 : if ver1 < ver2\n");
fprintf(stderr, " 0 : if ver1 == ver2\n");
fprintf(stderr, " > 0 : if ver1 > ver2\n");
@ -61,5 +62,5 @@ int main(int argc, char *argv[])
ret = alpm_pkg_vercmp(s1, s2);
printf("%d\n", ret);
return(ret);
return(EXIT_SUCCESS);
}