Remove unused variables

Noticed by gcc 4.6.0.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/fsck.c b/builtin/fsck.c
index 795aba0..5ae0366 100644 (file)
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -140,11 +140,10 @@ static int traverse_reachable(void)
        int result = 0;
        while (pending.nr) {
                struct object_array_entry *entry;
-               struct object *obj, *parent;
+               struct object *obj;
 
                entry = pending.objects + --pending.nr;
                obj = entry->item;
-               parent = (struct object *) entry->name;
                result |= traverse_one_object(obj);
        }
        return !!result;

diff --git a/builtin/remote-ext.c b/builtin/remote-ext.c
index 155e609..692c834 100644 (file)
--- a/builtin/remote-ext.c
+++ b/builtin/remote-ext.c
@@ -30,16 +30,12 @@ static char *strip_escapes(const char *str, const char *service,
        size_t rpos = 0;
        int escape = 0;
        char special = 0;
-       size_t pslen = 0;
-       size_t pSlen = 0;
        size_t psoff = 0;
        struct strbuf ret = STRBUF_INIT;
 
        /* Calculate prefix length for \s and lengths for \s and \S */
        if (!strncmp(service, "git-", 4))
                psoff = 4;
-       pSlen = strlen(service);
-       pslen = pSlen - psoff;
 
        /* Pass the service to command. */
        setenv("GIT_EXT_SERVICE", service, 1);

diff --git a/diff.c b/diff.c
index 9b3eb99..9fa8410 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -1242,7 +1242,7 @@ static void show_stats(struct diffstat_t *data, struct diff_options *options)
        uintmax_t max_change = 0, max_len = 0;
        int total_files = data->nr;
        int width, name_width;
-       const char *reset, *set, *add_c, *del_c;
+       const char *reset, *add_c, *del_c;
        const char *line_prefix = "";
        struct strbuf *msg = NULL;
 
@@ -1269,7 +1269,6 @@ static void show_stats(struct diffstat_t *data, struct diff_options *options)
 
        /* Find the longest filename and max number of changes */
        reset = diff_get_color_opt(options, DIFF_RESET);
-       set   = diff_get_color_opt(options, DIFF_PLAIN);
        add_c = diff_get_color_opt(options, DIFF_FILE_NEW);
        del_c = diff_get_color_opt(options, DIFF_FILE_OLD);
 

diff --git a/reachable.c b/reachable.c
index a03fabf..3fc6b1d 100644 (file)
--- a/reachable.c
+++ b/reachable.c
@@ -70,16 +70,11 @@ static void process_tree(struct tree *tree,
 static void process_tag(struct tag *tag, struct object_array *p, const char *name)
 {
        struct object *obj = &tag->object;
-       struct name_path me;
 
        if (obj->flags & SEEN)
                return;
        obj->flags |= SEEN;
 
-       me.up = NULL;
-       me.elem = "tag:/";
-       me.elem_len = 5;
-
        if (parse_tag(tag) < 0)
                die("bad tag object %s", sha1_to_hex(obj->sha1));
        if (tag->tagged)

diff --git a/test-subprocess.c b/test-subprocess.c
index 667d3e5..8926bc5 100644 (file)
--- a/test-subprocess.c
+++ b/test-subprocess.c
@@ -3,11 +3,10 @@
 
 int main(int argc, char **argv)
 {
-       const char *prefix;
        struct child_process cp;
        int nogit = 0;
 
-       prefix = setup_git_directory_gently(&nogit);
+       setup_git_directory_gently(&nogit);
        if (nogit)
                die("No git repo found");
        if (!strcmp(argv[1], "--setup-work-tree")) {

diff --git a/transport-helper.c b/transport-helper.c
index 5846b55..660147f 100644 (file)
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -561,10 +561,9 @@ static int push_refs_with_push(struct transport *transport,
        int mirror = flags & TRANSPORT_PUSH_MIRROR;
        struct helper_data *data = transport->data;
        struct strbuf buf = STRBUF_INIT;
-       struct child_process *helper;
        struct ref *ref;
 
-       helper = get_helper(transport);
+       get_helper(transport);
        if (!data->push)
                return 1;
 

diff --git a/tree-diff.c b/tree-diff.c
index 3954281..76f83fc 100644 (file)
--- a/tree-diff.c
+++ b/tree-diff.c
@@ -17,7 +17,6 @@ static int compare_tree_entry(struct tree_desc *t1, struct tree_desc *t2,
        const unsigned char *sha1, *sha2;
        int cmp, pathlen1, pathlen2;
        int old_baselen = base->len;
-       int retval = 0;
 
        sha1 = tree_entry_extract(t1, &path1, &mode1);
        sha2 = tree_entry_extract(t2, &path2, &mode2);
@@ -53,7 +52,7 @@ static int compare_tree_entry(struct tree_desc *t1, struct tree_desc *t2,
                                    sha1, sha2, base->buf, 0, 0);
                }
                strbuf_addch(base, '/');
-               retval = diff_tree_sha1(sha1, sha2, base->buf, opt);
+               diff_tree_sha1(sha1, sha2, base->buf, opt);
        } else {
                opt->change(opt, mode1, mode2, sha1, sha2, base->buf, 0, 0);
        }