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-rw-r--r--builtin/shortlog.c192
1 files changed, 102 insertions, 90 deletions
diff --git a/builtin/shortlog.c b/builtin/shortlog.c
index c0bab6aaa9..f83984e8a1 100644
--- a/builtin/shortlog.c
+++ b/builtin/shortlog.c
@@ -14,7 +14,26 @@ static char const * const shortlog_usage[] = {
NULL
};
-static int compare_by_number(const void *a1, const void *a2)
+/*
+ * The util field of our string_list_items will contain one of two things:
+ *
+ * - if --summary is not in use, it will point to a string list of the
+ * oneline subjects assigned to this author
+ *
+ * - if --summary is in use, we don't need that list; we only need to know
+ * its size. So we abuse the pointer slot to store our integer counter.
+ *
+ * This macro accesses the latter.
+ */
+#define UTIL_TO_INT(x) ((intptr_t)(x)->util)
+
+static int compare_by_counter(const void *a1, const void *a2)
+{
+ const struct string_list_item *i1 = a1, *i2 = a2;
+ return UTIL_TO_INT(i2) - UTIL_TO_INT(i1);
+}
+
+static int compare_by_list(const void *a1, const void *a2)
{
const struct string_list_item *i1 = a1, *i2 = a2;
const struct string_list *l1 = i1->util, *l2 = i2->util;
@@ -31,13 +50,9 @@ static void insert_one_record(struct shortlog *log,
const char *author,
const char *oneline)
{
- const char *dot3 = log->common_repo_prefix;
- char *buffer, *p;
struct string_list_item *item;
const char *mailbuf, *namebuf;
size_t namelen, maillen;
- const char *eol;
- struct strbuf subject = STRBUF_INIT;
struct strbuf namemailbuf = STRBUF_INIT;
struct ident_split ident;
@@ -56,98 +71,95 @@ static void insert_one_record(struct shortlog *log,
strbuf_addf(&namemailbuf, " <%.*s>", (int)maillen, mailbuf);
item = string_list_insert(&log->list, namemailbuf.buf);
- if (item->util == NULL)
- item->util = xcalloc(1, sizeof(struct string_list));
-
- /* Skip any leading whitespace, including any blank lines. */
- while (*oneline && isspace(*oneline))
- oneline++;
- eol = strchr(oneline, '\n');
- if (!eol)
- eol = oneline + strlen(oneline);
- if (starts_with(oneline, "[PATCH")) {
- char *eob = strchr(oneline, ']');
- if (eob && (!eol || eob < eol))
- oneline = eob + 1;
- }
- while (*oneline && isspace(*oneline) && *oneline != '\n')
- oneline++;
- format_subject(&subject, oneline, " ");
- buffer = strbuf_detach(&subject, NULL);
-
- if (dot3) {
- int dot3len = strlen(dot3);
- if (dot3len > 5) {
- while ((p = strstr(buffer, dot3)) != NULL) {
- int taillen = strlen(p) - dot3len;
- memcpy(p, "/.../", 5);
- memmove(p + 5, p + dot3len, taillen + 1);
+
+ if (log->summary)
+ item->util = (void *)(UTIL_TO_INT(item) + 1);
+ else {
+ const char *dot3 = log->common_repo_prefix;
+ char *buffer, *p;
+ struct strbuf subject = STRBUF_INIT;
+ const char *eol;
+
+ /* Skip any leading whitespace, including any blank lines. */
+ while (*oneline && isspace(*oneline))
+ oneline++;
+ eol = strchr(oneline, '\n');
+ if (!eol)
+ eol = oneline + strlen(oneline);
+ if (starts_with(oneline, "[PATCH")) {
+ char *eob = strchr(oneline, ']');
+ if (eob && (!eol || eob < eol))
+ oneline = eob + 1;
+ }
+ while (*oneline && isspace(*oneline) && *oneline != '\n')
+ oneline++;
+ format_subject(&subject, oneline, " ");
+ buffer = strbuf_detach(&subject, NULL);
+
+ if (dot3) {
+ int dot3len = strlen(dot3);
+ if (dot3len > 5) {
+ while ((p = strstr(buffer, dot3)) != NULL) {
+ int taillen = strlen(p) - dot3len;
+ memcpy(p, "/.../", 5);
+ memmove(p + 5, p + dot3len, taillen + 1);
+ }
}
}
- }
- string_list_append(item->util, buffer);
+ if (item->util == NULL)
+ item->util = xcalloc(1, sizeof(struct string_list));
+ string_list_append(item->util, buffer);
+ }
}
static void read_from_stdin(struct shortlog *log)
{
- char author[1024], oneline[1024];
+ struct strbuf author = STRBUF_INIT;
+ struct strbuf oneline = STRBUF_INIT;
- while (fgets(author, sizeof(author), stdin) != NULL) {
- if (!(author[0] == 'A' || author[0] == 'a') ||
- !starts_with(author + 1, "uthor: "))
+ while (strbuf_getline_lf(&author, stdin) != EOF) {
+ const char *v;
+ if (!skip_prefix(author.buf, "Author: ", &v) &&
+ !skip_prefix(author.buf, "author ", &v))
continue;
- while (fgets(oneline, sizeof(oneline), stdin) &&
- oneline[0] != '\n')
+ while (strbuf_getline_lf(&oneline, stdin) != EOF &&
+ oneline.len)
; /* discard headers */
- while (fgets(oneline, sizeof(oneline), stdin) &&
- oneline[0] == '\n')
+ while (strbuf_getline_lf(&oneline, stdin) != EOF &&
+ !oneline.len)
; /* discard blanks */
- insert_one_record(log, author + 8, oneline);
+ insert_one_record(log, v, oneline.buf);
}
+ strbuf_release(&author);
+ strbuf_release(&oneline);
}
void shortlog_add_commit(struct shortlog *log, struct commit *commit)
{
- const char *author = NULL, *buffer;
- struct strbuf buf = STRBUF_INIT;
- struct strbuf ufbuf = STRBUF_INIT;
-
- pp_commit_easy(CMIT_FMT_RAW, commit, &buf);
- buffer = buf.buf;
- while (*buffer && *buffer != '\n') {
- const char *eol = strchr(buffer, '\n');
-
- if (eol == NULL)
- eol = buffer + strlen(buffer);
+ struct strbuf author = STRBUF_INIT;
+ struct strbuf oneline = STRBUF_INIT;
+ struct pretty_print_context ctx = {0};
+
+ ctx.fmt = CMIT_FMT_USERFORMAT;
+ ctx.abbrev = log->abbrev;
+ ctx.subject = "";
+ ctx.after_subject = "";
+ ctx.date_mode.type = DATE_NORMAL;
+ ctx.output_encoding = get_log_output_encoding();
+
+ format_commit_message(commit, "%an <%ae>", &author, &ctx);
+ if (!log->summary) {
+ if (log->user_format)
+ pretty_print_commit(&ctx, commit, &oneline);
else
- eol++;
-
- if (starts_with(buffer, "author "))
- author = buffer + 7;
- buffer = eol;
- }
- if (!author) {
- warning(_("Missing author: %s"),
- sha1_to_hex(commit->object.sha1));
- return;
+ format_commit_message(commit, "%s", &oneline, &ctx);
}
- if (log->user_format) {
- struct pretty_print_context ctx = {0};
- ctx.fmt = CMIT_FMT_USERFORMAT;
- ctx.abbrev = log->abbrev;
- ctx.subject = "";
- ctx.after_subject = "";
- ctx.date_mode = DATE_NORMAL;
- ctx.output_encoding = get_log_output_encoding();
- pretty_print_commit(&ctx, commit, &ufbuf);
- buffer = ufbuf.buf;
- } else if (*buffer) {
- buffer++;
- }
- insert_one_record(log, author, !*buffer ? "<none>" : buffer);
- strbuf_release(&ufbuf);
- strbuf_release(&buf);
+
+ insert_one_record(log, author.buf, oneline.len ? oneline.buf : "<none>");
+
+ strbuf_release(&author);
+ strbuf_release(&oneline);
}
static void get_from_rev(struct rev_info *rev, struct shortlog *log)
@@ -221,11 +233,11 @@ void shortlog_init(struct shortlog *log)
int cmd_shortlog(int argc, const char **argv, const char *prefix)
{
- static struct shortlog log;
- static struct rev_info rev;
+ struct shortlog log = { STRING_LIST_INIT_NODUP };
+ struct rev_info rev;
int nongit = !startup_info->have_repository;
- static const struct option options[] = {
+ const struct option options[] = {
OPT_BOOL('n', "numbered", &log.sort_by_number,
N_("sort output according to the number of commits per author")),
OPT_BOOL('s', "summary", &log.summary,
@@ -294,14 +306,14 @@ void shortlog_output(struct shortlog *log)
if (log->sort_by_number)
qsort(log->list.items, log->list.nr, sizeof(struct string_list_item),
- compare_by_number);
+ log->summary ? compare_by_counter : compare_by_list);
for (i = 0; i < log->list.nr; i++) {
- struct string_list *onelines = log->list.items[i].util;
-
+ const struct string_list_item *item = &log->list.items[i];
if (log->summary) {
- printf("%6d\t%s\n", onelines->nr, log->list.items[i].string);
+ printf("%6d\t%s\n", (int)UTIL_TO_INT(item), item->string);
} else {
- printf("%s (%d):\n", log->list.items[i].string, onelines->nr);
+ struct string_list *onelines = item->util;
+ printf("%s (%d):\n", item->string, onelines->nr);
for (j = onelines->nr - 1; j >= 0; j--) {
const char *msg = onelines->items[j].string;
@@ -314,11 +326,11 @@ void shortlog_output(struct shortlog *log)
printf(" %s\n", msg);
}
putchar('\n');
+ onelines->strdup_strings = 1;
+ string_list_clear(onelines, 0);
+ free(onelines);
}
- onelines->strdup_strings = 1;
- string_list_clear(onelines, 0);
- free(onelines);
log->list.items[i].util = NULL;
}