Git-Url:
http://git.frugalware.org/gitweb/gitweb.cgi?p=pacman-g2.git;a=commitdiff;h=9eb49167460c63372ede87e321bd4a6f5a684334
commit 9eb49167460c63372ede87e321bd4a6f5a684334
Author: Michel Hermier <[EMAIL PROTECTED]>
Date: Sat Nov 3 13:06:18 2007 +0100
versort
* Add options/usage supports.
* Added option to reverse the sorting.
diff --git a/src/versort/versort.c b/src/versort/versort.c
index 54d9cce..f514dec 100644
--- a/src/versort/versort.c
+++ b/src/versort/versort.c
@@ -19,15 +19,30 @@
* USA.
*/
-#include <pacman.h>
+#include "config.h"
+#include <getopt.h>
+#include <libgen.h>
+#include <libintl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
+#include "pacman.h"
+#include "util.h"
+
#define BUFFER_CHUNK 4096
+static char const short_options[] = "hr";
+
+static struct option const long_options[] =
+{
+ {"help", no_argument, NULL, 'h'},
+ {"reverse", no_argument, NULL, 'r'},
+ {NULL, 0, NULL, 0},
+};
+
static char *buffer = NULL;
static size_t buffer_nmemb = 0;
static size_t buffer_size = 0;
@@ -36,6 +51,16 @@ static char **index = NULL;
static size_t index_nmemb = 0;
static size_t index_size = 0;
+static int sort_reverse = 0;
+
+static void usage(const char *appname)
+{
+ printf(_("usage: %s [options]\n"), appname);
+ printf(_("options:\n"));
+ printf(_(" -h, --help display this help\n"));
+ printf(_(" -r, --reverse reverse ordering of the sort\n"));
+}
+
static void readfd(int fd)
{
size_t buffer_read = 0;
@@ -116,11 +141,27 @@ static void printindex()
static int vercmpp(const void *p1, const void *p2)
{
- return pacman_pkg_vercmp(*(const char **)p1, *(const char **)p2);
+ int result = pacman_pkg_vercmp(*(const char **)p1, *(const char **)p2);
+ return sort_reverse ? -result : result;
}
int main(int argc, char *argv[])
{
+ int opt;
+
+ while((opt = getopt_long(argc, argv, short_options, long_options,
NULL)) >= 0)
+ {
+ switch(opt)
+ {
+ case 'r':
+ sort_reverse = 1;
+ break;
+ case 'h':
+ default:
+ usage(basename(argv[0]));
+ exit(EXIT_FAILURE);
+ }
+ }
readfd(0); //stdin
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