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-rw-r--r--builtin/interpret-trailers.c41
-rw-r--r--trailer.c19
-rw-r--r--trailer.h14
3 files changed, 61 insertions, 13 deletions
diff --git a/builtin/interpret-trailers.c b/builtin/interpret-trailers.c
index 175f147..d12f36e 100644
--- a/builtin/interpret-trailers.c
+++ b/builtin/interpret-trailers.c
@@ -16,17 +16,50 @@ static const char * const git_interpret_trailers_usage[] = {
NULL
};
+static void new_trailers_clear(struct list_head *trailers)
+{
+ struct list_head *pos, *tmp;
+ struct new_trailer_item *item;
+
+ list_for_each_safe(pos, tmp, trailers) {
+ item = list_entry(pos, struct new_trailer_item, list);
+ list_del(pos);
+ free(item);
+ }
+}
+
+static int option_parse_trailer(const struct option *opt,
+ const char *arg, int unset)
+{
+ struct list_head *trailers = opt->value;
+ struct new_trailer_item *item;
+
+ if (unset) {
+ new_trailers_clear(trailers);
+ return 0;
+ }
+
+ if (!arg)
+ return -1;
+
+ item = xmalloc(sizeof(*item));
+ item->text = arg;
+ list_add_tail(&item->list, trailers);
+ return 0;
+}
+
int cmd_interpret_trailers(int argc, const char **argv, const char *prefix)
{
int in_place = 0;
int trim_empty = 0;
- struct string_list trailers = STRING_LIST_INIT_NODUP;
+ LIST_HEAD(trailers);
struct option options[] = {
OPT_BOOL(0, "in-place", &in_place, N_("edit files in place")),
OPT_BOOL(0, "trim-empty", &trim_empty, N_("trim empty trailers")),
- OPT_STRING_LIST(0, "trailer", &trailers, N_("trailer"),
- N_("trailer(s) to add")),
+
+ OPT_CALLBACK(0, "trailer", &trailers, N_("trailer"),
+ N_("trailer(s) to add"), option_parse_trailer),
OPT_END()
};
@@ -43,7 +76,7 @@ int cmd_interpret_trailers(int argc, const char **argv, const char *prefix)
process_trailers(NULL, in_place, trim_empty, &trailers);
}
- string_list_clear(&trailers, 0);
+ new_trailers_clear(&trailers);
return 0;
}
diff --git a/trailer.c b/trailer.c
index f028953..6941da7 100644
--- a/trailer.c
+++ b/trailer.c
@@ -669,9 +669,8 @@ static void add_arg_item(struct list_head *arg_head, char *tok, char *val,
}
static void process_command_line_args(struct list_head *arg_head,
- struct string_list *trailers)
+ struct list_head *new_trailer_head)
{
- struct string_list_item *tr;
struct arg_item *item;
struct strbuf tok = STRBUF_INIT;
struct strbuf val = STRBUF_INIT;
@@ -695,17 +694,20 @@ static void process_command_line_args(struct list_head *arg_head,
}
/* Add an arg item for each trailer on the command line */
- for_each_string_list_item(tr, trailers) {
- int separator_pos = find_separator(tr->string, cl_separators);
+ list_for_each(pos, new_trailer_head) {
+ struct new_trailer_item *tr =
+ list_entry(pos, struct new_trailer_item, list);
+ int separator_pos = find_separator(tr->text, cl_separators);
+
if (separator_pos == 0) {
struct strbuf sb = STRBUF_INIT;
- strbuf_addstr(&sb, tr->string);
+ strbuf_addstr(&sb, tr->text);
strbuf_trim(&sb);
error(_("empty trailer token in trailer '%.*s'"),
(int) sb.len, sb.buf);
strbuf_release(&sb);
} else {
- parse_trailer(&tok, &val, &conf, tr->string,
+ parse_trailer(&tok, &val, &conf, tr->text,
separator_pos);
add_arg_item(arg_head,
strbuf_detach(&tok, NULL),
@@ -969,7 +971,8 @@ static FILE *create_in_place_tempfile(const char *file)
return outfile;
}
-void process_trailers(const char *file, int in_place, int trim_empty, struct string_list *trailers)
+void process_trailers(const char *file, int in_place, int trim_empty,
+ struct list_head *new_trailer_head)
{
LIST_HEAD(head);
LIST_HEAD(arg_head);
@@ -987,7 +990,7 @@ void process_trailers(const char *file, int in_place, int trim_empty, struct str
/* Print the lines before the trailers */
trailer_end = process_input_file(outfile, sb.buf, &head);
- process_command_line_args(&arg_head, trailers);
+ process_command_line_args(&arg_head, new_trailer_head);
process_trailers_lists(&head, &arg_head);
diff --git a/trailer.h b/trailer.h
index 2b39a1b..b83b249 100644
--- a/trailer.h
+++ b/trailer.h
@@ -1,6 +1,8 @@
#ifndef TRAILER_H
#define TRAILER_H
+#include "list.h"
+
enum trailer_where {
WHERE_END,
WHERE_AFTER,
@@ -44,8 +46,18 @@ struct trailer_info {
size_t trailer_nr;
};
+/*
+ * A list that represents newly-added trailers, such as those provided
+ * with the --trailer command line option of git-interpret-trailers.
+ */
+struct new_trailer_item {
+ struct list_head list;
+
+ const char *text;
+};
+
void process_trailers(const char *file, int in_place, int trim_empty,
- struct string_list *trailers);
+ struct list_head *new_trailer_head);
void trailer_info_get(struct trailer_info *info, const char *str);