fmt-merge-msg.c: Fix an "dubious one-bit signed bitfield" sparse error

diff --git a/builtin/merge.c b/builtin/merge.c
index 7209edf76af7f43e1e1de149e736c50d6c84c114..b8f25dd44e2d85fc607dd18c540db443036f08f9 100644 (file)
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -26,6 +26,7 @@
 #include "merge-recursive.h"
 #include "resolve-undo.h"
 #include "remote.h"
+#include "fmt-merge-msg.h"
 
 #define DEFAULT_TWOHEAD (1<<0)
 #define DEFAULT_OCTOPUS (1<<1)
@@ -44,7 +45,7 @@ static const char * const builtin_merge_usage[] = {
        NULL
 };
 
-static int show_diffstat = 1, shortlog_len, squash;
+static int show_diffstat = 1, shortlog_len = -1, squash;
 static int option_commit = 1, allow_fast_forward = 1;
 static int fast_forward_only;
 static int allow_trivial = 1, have_message;
@@ -525,6 +526,8 @@ static void parse_branch_merge_options(char *bmo)
 
 static int git_merge_config(const char *k, const char *v, void *cb)
 {
+       int status;
+
        if (branch && !prefixcmp(k, "branch.") &&
                !prefixcmp(k + 7, branch) &&
                !strcmp(k + 7 + strlen(branch), ".mergeoptions")) {
@@ -541,15 +544,7 @@ static int git_merge_config(const char *k, const char *v, void *cb)
                return git_config_string(&pull_octopus, k, v);
        else if (!strcmp(k, "merge.renormalize"))
                option_renormalize = git_config_bool(k, v);
-       else if (!strcmp(k, "merge.log") || !strcmp(k, "merge.summary")) {
-               int is_bool;
-               shortlog_len = git_config_bool_or_int(k, v, &is_bool);
-               if (!is_bool && shortlog_len < 0)
-                       return error(_("%s: negative length %s"), k, v);
-               if (is_bool && shortlog_len)
-                       shortlog_len = DEFAULT_MERGE_LOG_LEN;
-               return 0;
-       } else if (!strcmp(k, "merge.ff")) {
+       else if (!strcmp(k, "merge.ff")) {
                int boolval = git_config_maybe_bool(k, v);
                if (0 <= boolval) {
                        allow_fast_forward = boolval;
@@ -562,6 +557,9 @@ static int git_merge_config(const char *k, const char *v, void *cb)
                default_to_upstream = git_config_bool(k, v);
                return 0;
        }
+       status = fmt_merge_msg_config(k, v, cb);
+       if (status)
+               return status;
        return git_diff_ui_config(k, v, cb);
 }
 
@@ -901,7 +899,7 @@ static int finish_automerge(struct commit_list *common,
        strbuf_addch(&merge_msg, '\n');
        run_prepare_commit_msg();
        commit_tree(merge_msg.buf, result_tree, parents, result_commit, NULL);
-       strbuf_addf(&buf, "Merge made by %s.", wt_strategy);
+       strbuf_addf(&buf, "Merge made by the '%s' strategy.", wt_strategy);
        finish(result_commit, buf.buf);
        strbuf_release(&buf);
        drop_save();
@@ -1031,14 +1029,12 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
 
        git_config(git_merge_config, NULL);
 
-       /* for color.ui */
-       if (diff_use_color_default == -1)
-               diff_use_color_default = git_use_color_default;
-
        if (branch_mergeoptions)
                parse_branch_merge_options(branch_mergeoptions);
        argc = parse_options(argc, argv, prefix, builtin_merge_options,
                        builtin_merge_usage, 0);
+       if (shortlog_len < 0)
+               shortlog_len = (merge_log_config > 0) ? merge_log_config : 0;
 
        if (verbosity < 0 && show_progress == -1)
                show_progress = 0;