get_short_sha1(): correctly disambiguate type-limited abbreviation

diff --git a/builtin/log.c b/builtin/log.c
index 89d0cc0132ca459d622827f5dd11a361fc6a138c..9363f3929c1f3d5ac72ca498ada21f368f91072a 100644 (file)
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -73,8 +73,6 @@ static int decorate_callback(const struct option *opt, const char *arg, int unse
 
 static void cmd_log_init_defaults(struct rev_info *rev)
 {
-       rev->abbrev = DEFAULT_ABBREV;
-       rev->commit_format = CMIT_FMT_DEFAULT;
        if (fmt_pretty)
                get_commit_format(fmt_pretty, rev);
        rev->verbose_header = 1;
@@ -365,6 +363,7 @@ int cmd_whatchanged(int argc, const char **argv, const char *prefix)
        rev.simplify_history = 0;
        memset(&opt, 0, sizeof(opt));
        opt.def = "HEAD";
+       opt.revarg_opt = REVARG_COMMITTISH;
        cmd_log_init(argc, argv, prefix, &rev, &opt);
        if (!rev.diffopt.output_format)
                rev.diffopt.output_format = DIFF_FORMAT_RAW;
@@ -545,6 +544,7 @@ int cmd_log(int argc, const char **argv, const char *prefix)
        rev.always_show_header = 1;
        memset(&opt, 0, sizeof(opt));
        opt.def = "HEAD";
+       opt.revarg_opt = REVARG_COMMITTISH;
        cmd_log_init(argc, argv, prefix, &rev, &opt);
        return cmd_log_walk(&rev);
 }
@@ -1146,6 +1146,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        rev.subject_prefix = fmt_patch_subject_prefix;
        memset(&s_r_opt, 0, sizeof(s_r_opt));
        s_r_opt.def = "HEAD";
+       s_r_opt.revarg_opt = REVARG_COMMITTISH;
 
        if (default_attach) {
                rev.mime_boundary = default_attach;