strbuf_split: add a max parameter

diff --git a/builtin/log.c b/builtin/log.c
index 691d5f0dff39378e4f3746f8a05e989dc9e4a561..55abe07610bce0a959b1878be128e09906f8fea4 100644 (file)
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -49,13 +49,8 @@ static int parse_decoration_style(const char *var, const char *value)
        return -1;
 }
 
-static void cmd_log_init(int argc, const char **argv, const char *prefix,
-                        struct rev_info *rev, struct setup_revision_opt *opt)
+static void cmd_log_init_defaults(struct rev_info *rev)
 {
-       int i;
-       int decoration_given = 0;
-       struct userformat_want w;
-
        rev->abbrev = DEFAULT_ABBREV;
        rev->commit_format = CMIT_FMT_DEFAULT;
        if (fmt_pretty)
@@ -68,7 +63,14 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
 
        if (default_date_mode)
                rev->date_mode = parse_date_format(default_date_mode);
+}
 
+static void cmd_log_init_finish(int argc, const char **argv, const char *prefix,
+                        struct rev_info *rev, struct setup_revision_opt *opt)
+{
+       int i;
+       int decoration_given = 0;
+       struct userformat_want w;
        /*
         * Check for -h before setup_revisions(), or "git log -h" will
         * fail when run without a git directory.
@@ -128,6 +130,13 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
        setup_pager();
 }
 
+static void cmd_log_init(int argc, const char **argv, const char *prefix,
+                        struct rev_info *rev, struct setup_revision_opt *opt)
+{
+       cmd_log_init_defaults(rev);
+       cmd_log_init_finish(argc, argv, prefix, rev, opt);
+}
+
 /*
  * This gives a rough estimate for how many commits we
  * will print out in the list.
@@ -247,6 +256,8 @@ static void finish_early_output(struct rev_info *rev)
 static int cmd_log_walk(struct rev_info *rev)
 {
        struct commit *commit;
+       int saved_nrl = 0;
+       int saved_dcctc = 0;
 
        if (rev->early_output)
                setup_early_output(rev);
@@ -277,7 +288,14 @@ static int cmd_log_walk(struct rev_info *rev)
                }
                free_commit_list(commit->parents);
                commit->parents = NULL;
+               if (saved_nrl < rev->diffopt.needed_rename_limit)
+                       saved_nrl = rev->diffopt.needed_rename_limit;
+               if (rev->diffopt.degraded_cc_to_c)
+                       saved_dcctc = 1;
        }
+       rev->diffopt.degraded_cc_to_c = saved_dcctc;
+       rev->diffopt.needed_rename_limit = saved_nrl;
+
        if (rev->diffopt.output_format & DIFF_FORMAT_CHECKDIFF &&
            DIFF_OPT_TST(&rev->diffopt, CHECK_FAILED)) {
                return 02;
@@ -486,16 +504,11 @@ int cmd_log_reflog(int argc, const char **argv, const char *prefix)
        rev.verbose_header = 1;
        memset(&opt, 0, sizeof(opt));
        opt.def = "HEAD";
-       cmd_log_init(argc, argv, prefix, &rev, &opt);
-
-       /*
-        * This means that we override whatever commit format the user gave
-        * on the cmd line.  Sad, but cmd_log_init() currently doesn't
-        * allow us to set a different default.
-        */
+       cmd_log_init_defaults(&rev);
        rev.commit_format = CMIT_FMT_ONELINE;
        rev.use_terminator = 1;
        rev.always_show_header = 1;
+       cmd_log_init_finish(argc, argv, prefix, &rev, &opt);
 
        return cmd_log_walk(&rev);
 }