builtin/apply: move 'summary' global into 'struct apply_state'

To libify the apply functionality the 'summary' variable should
not be static and global to the file. Let's move it into
'struct apply_state'.

Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/apply.c b/builtin/apply.c
index 47a45a71d51889d99cf2c442d6b5923384b9f78d..f174a42a557dffa78a386ce8795698d54830f657 100644 (file)
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -34,6 +34,7 @@ struct apply_state {
        /* These control cosmetic aspect of the output */
        int diffstat; /* just show a diffstat, and don't actually apply */
        int numstat; /* just show a numeric diffstat, and don't actually apply */
+       int summary; /* just report creation, deletion, etc, and don't actually apply */
 
        /* These boolean parameters control how the apply is done */
        int allow_overlap;
@@ -50,7 +51,6 @@ static int newfd = -1;
 
 static int state_p_value = 1;
 static int p_value_known;
-static int summary;
 static int apply = 1;
 static int no_add;
 static int threeway;
@@ -4492,7 +4492,7 @@ static int apply_patch(struct apply_state *state,
        if (state->numstat)
                numstat_patch_list(list);
 
-       if (summary)
+       if (state->summary)
                summary_patch_list(list);
 
        free_patch_list(list);
@@ -4608,7 +4608,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix)
                OPT_NOOP_NOARG(0, "binary"),
                OPT_BOOL(0, "numstat", &state.numstat,
                        N_("show number of added and deleted lines in decimal notation")),
-               OPT_BOOL(0, "summary", &summary,
+               OPT_BOOL(0, "summary", &state.summary,
                        N_("instead of applying the patch, output a summary for the input")),
                OPT_BOOL(0, "check", &state.check,
                        N_("instead of applying the patch, see if the patch is applicable")),
@@ -4675,7 +4675,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix)
        }
        if (state.apply_with_reject)
                apply = state.apply_verbosely = 1;
-       if (!force_apply && (state.diffstat || state.numstat || summary || state.check || fake_ancestor))
+       if (!force_apply && (state.diffstat || state.numstat || state.summary || state.check || fake_ancestor))
                apply = 0;
        if (state.check_index && is_not_gitdir)
                die(_("--index outside a repository"));