Export format_commit_message()

Drop the parameter "msg" of format_commit_message() (as it can be
inferred from the parameter "commit"), add a parameter "template"
in order to avoid accessing the static variable user_format
directly and export the result.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/commit.c b/commit.c
index dc5a0643f3d52797f29706595355fca824d9feda..99f65cee0e7e30e833f850b5993aa8a5797ba889 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -787,8 +787,8 @@ static void fill_person(struct interp *table, const char *msg, int len)
        interp_set_entry(table, 6, show_date(date, tz, DATE_ISO8601));
 }
 
-static long format_commit_message(const struct commit *commit,
-               const char *msg, char **buf_p, unsigned long *space_p)
+long format_commit_message(const struct commit *commit, const void *format,
+                           char **buf_p, unsigned long *space_p)
 {
        struct interp table[] = {
                { "%H" },       /* commit hash */
@@ -843,6 +843,7 @@ static long format_commit_message(const struct commit *commit,
        char parents[1024];
        int i;
        enum { HEADER, SUBJECT, BODY } state;
+       const char *msg = commit->buffer;
 
        if (ILEFT_RIGHT + 1 != ARRAY_SIZE(table))
                die("invalid interp table!");
@@ -924,7 +925,7 @@ static long format_commit_message(const struct commit *commit,
                char *buf = *buf_p;
                unsigned long space = *space_p;
 
-               space = interpolate(buf, space, user_format,
+               space = interpolate(buf, space, format,
                                    table, ARRAY_SIZE(table));
                if (!space)
                        break;
@@ -1165,7 +1166,7 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt,
        char *buf;
 
        if (fmt == CMIT_FMT_USERFORMAT)
-               return format_commit_message(commit, msg, buf_p, space_p);
+               return format_commit_message(commit, user_format, buf_p, space_p);
 
        encoding = (git_log_output_encoding
                    ? git_log_output_encoding

diff --git a/commit.h b/commit.h
index 467872eecabf05ccedbb9bf8247b6de244416b8f..a8d76616d2ae6965ebca3c197232e1b7c9294585 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -61,6 +61,7 @@ enum cmit_fmt {
 };
 
 extern enum cmit_fmt get_commit_format(const char *arg);
+extern long format_commit_message(const struct commit *commit, const void *template, char **buf_p, unsigned long *space_p);
 extern unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *, unsigned long len, char **buf_p, unsigned long *space_p, int abbrev, const char *subject, const char *after_subject, enum date_mode dmode);
 
 /** Removes the first commit from a list sorted by date, and adds all