The function switched between two operating modes depending on the
NULL-ness of its two parameters, as a hacky way to share small part
of implementation, sacrificing cleanliness of the API.
Implement "fmt_output_subject()" function that takes a subject
string and gives the name for the output file, and on top of it,
implement "fmt_output_commit()" function that takes a commit and
gives the name for the output file.
Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
---
builtin/log.c | 4 +++-
log-tree.c | 41 +++++++++++++++++++++++------------------
log-tree.h | 5 ++---
3 files changed, 28 insertions(+), 22 deletions(-)
diff --git a/builtin/log.c b/builtin/log.c
index 3c6f20a..8cfb4da 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -686,8 +686,10 @@ static int reopen_stdout(struct commit *commit, const char *subject,
if (rev->numbered_files)
strbuf_addf(&filename, "%d", rev->nr);
+ else if (commit)
+ fmt_output_commit(&filename, commit, rev);
else
- get_patch_filename(&filename, commit, subject, rev);
+ fmt_output_subject(&filename, subject, rev);
if (!quiet)
fprintf(realstdout, "%s\n", filename.buf + outdir_offset);
diff --git a/log-tree.c b/log-tree.c
index d9f86ce..670beae 100644
--- a/log-tree.c
+++ b/log-tree.c
@@ -299,26 +299,32 @@ static unsigned int digits_in_number(unsigned int number)
return result;
}
-void get_patch_filename(struct strbuf *buf,
- struct commit *commit, const char *subject,
+void fmt_output_subject(struct strbuf *filename,
+ const char *subject,
struct rev_info *info)
{
const char *suffix = info->patch_suffix;
int nr = info->nr;
- int suffix_len = strlen(suffix) + 1;
- int start_len = buf->len;
- int max_len = start_len + FORMAT_PATCH_NAME_MAX - suffix_len;
-
- strbuf_addf(buf, "%04d-", nr);
- if (subject)
- strbuf_addstr(buf, subject);
- else if (commit) {
- struct pretty_print_context ctx = {0};
- format_commit_message(commit, "%f", buf, &ctx);
- }
- if (max_len < buf->len)
- strbuf_setlen(buf, max_len);
- strbuf_addstr(buf, suffix);
+ int start_len = filename->len;
+ int max_len = start_len + FORMAT_PATCH_NAME_MAX - (strlen(suffix) + 1);
+
+ strbuf_addf(filename, "%04d-%s", nr, subject);
+
+ if (max_len < filename->len)
+ strbuf_setlen(filename, max_len);
+ strbuf_addstr(filename, suffix);
+}
+
+void fmt_output_commit(struct strbuf *filename,
+ struct commit *commit,
+ struct rev_info *info)
+{
+ struct pretty_print_context ctx = {0};
+ struct strbuf subject = STRBUF_INIT;
+
+ format_commit_message(commit, "%f", &subject, &ctx);
+ fmt_output_subject(filename, subject.buf, info);
+ strbuf_release(&subject);
}
void log_write_email_headers(struct rev_info *opt, struct commit *commit,
@@ -390,8 +396,7 @@ void log_write_email_headers(struct rev_info *opt, struct commit *commit,
if (opt->numbered_files)
strbuf_addf(&filename, "%d", opt->nr);
else
- get_patch_filename(&filename, commit, NULL,
- opt);
+ fmt_output_commit(&filename, commit, opt);
snprintf(buffer, sizeof(buffer) - 1,
"\n--%s%s\n"
"Content-Type: text/x-patch;"
diff --git a/log-tree.h b/log-tree.h
index c6a944a..9140f48 100644
--- a/log-tree.h
+++ b/log-tree.h
@@ -21,8 +21,7 @@ void log_write_email_headers(struct rev_info *opt, struct commit *commit,
void load_ref_decorations(int flags);
#define FORMAT_PATCH_NAME_MAX 64
-void get_patch_filename(struct strbuf *buf,
- struct commit *commit, const char *subject,
- struct rev_info *);
+void fmt_output_commit(struct strbuf *, struct commit *, struct rev_info *);
+void fmt_output_subject(struct strbuf *, const char *subject, struct rev_info *);
#endif
--
1.8.0.6.gd28b5d4.dirty
--
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