X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=builtin%2Ffmt-merge-msg.c;h=e7e12eea250691a2c0d70964d1fffea0923dd292;hb=385cc9d8c44eb5be9d57e630129752a72c0a08c8;hp=44204257c72afd3a6a24966b9a11cf9f2374e9ce;hpb=c4818faf81d32d940c58ab209f83b6049b33ecbb;p=git.git

diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c
index 44204257c..e7e12eea2 100644
--- a/builtin/fmt-merge-msg.c
+++ b/builtin/fmt-merge-msg.c
@@ -7,7 +7,7 @@
 #include "string-list.h"
 
 static const char * const fmt_merge_msg_usage[] = {
-	"git fmt-merge-msg [--log|--no-log] [--file <file>]",
+	"git fmt-merge-msg [-m <message>] [--log|--no-log] [--file <file>]",
 	NULL
 };
 
@@ -38,8 +38,8 @@ void init_src_data(struct src_data *data)
 	data->generic.strdup_strings = 1;
 }
 
-static struct string_list srcs = { NULL, 0, 0, 1 };
-static struct string_list origins = { NULL, 0, 0, 1 };
+static struct string_list srcs = STRING_LIST_INIT_DUP;
+static struct string_list origins = STRING_LIST_INIT_DUP;
 
 static int handle_line(char *line)
 {
@@ -82,7 +82,7 @@ static int handle_line(char *line)
 
 	item = unsorted_string_list_lookup(&srcs, src);
 	if (!item) {
-		item = string_list_append(src, &srcs);
+		item = string_list_append(&srcs, src);
 		item->util = xcalloc(1, sizeof(struct src_data));
 		init_src_data(item->util);
 	}
@@ -93,19 +93,19 @@ static int handle_line(char *line)
 		src_data->head_status |= 1;
 	} else if (!prefixcmp(line, "branch ")) {
 		origin = line + 7;
-		string_list_append(origin, &src_data->branch);
+		string_list_append(&src_data->branch, origin);
 		src_data->head_status |= 2;
 	} else if (!prefixcmp(line, "tag ")) {
 		origin = line;
-		string_list_append(origin + 4, &src_data->tag);
+		string_list_append(&src_data->tag, origin + 4);
 		src_data->head_status |= 2;
 	} else if (!prefixcmp(line, "remote branch ")) {
 		origin = line + 14;
-		string_list_append(origin, &src_data->r_branch);
+		string_list_append(&src_data->r_branch, origin);
 		src_data->head_status |= 2;
 	} else {
 		origin = src;
-		string_list_append(line, &src_data->generic);
+		string_list_append(&src_data->generic, line);
 		src_data->head_status |= 2;
 	}
 
@@ -118,7 +118,7 @@ static int handle_line(char *line)
 		sprintf(new_origin, "%s of %s", origin, src);
 		origin = new_origin;
 	}
-	string_list_append(origin, &origins)->util = sha1;
+	string_list_append(&origins, origin)->util = sha1;
 	return 0;
 }
 
@@ -146,7 +146,7 @@ static void shortlog(const char *name, unsigned char *sha1,
 	int i, count = 0;
 	struct commit *commit;
 	struct object *branch;
-	struct string_list subjects = { NULL, 0, 0, 1 };
+	struct string_list subjects = STRING_LIST_INIT_DUP;
 	int flags = UNINTERESTING | TREESAME | SEEN | SHOWN | ADDED;
 	struct strbuf sb = STRBUF_INIT;
 
@@ -176,10 +176,10 @@ static void shortlog(const char *name, unsigned char *sha1,
 		strbuf_ltrim(&sb);
 
 		if (!sb.len)
-			string_list_append(sha1_to_hex(commit->object.sha1),
-					   &subjects);
+			string_list_append(&subjects,
+					   sha1_to_hex(commit->object.sha1));
 		else
-			string_list_append(strbuf_detach(&sb, NULL), &subjects);
+			string_list_append(&subjects, strbuf_detach(&sb, NULL));
 	}
 
 	if (count > limit)
@@ -319,11 +319,14 @@ int fmt_merge_msg_shortlog(struct strbuf *in, struct strbuf *out) {
 int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix)
 {
 	const char *inpath = NULL;
+	const char *message = NULL;
 	struct option options[] = {
 		OPT_BOOLEAN(0, "log",     &merge_summary, "populate log with the shortlog"),
 		{ OPTION_BOOLEAN, 0, "summary", &merge_summary, NULL,
 		  "alias for --log (deprecated)",
 		  PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
+		OPT_STRING('m', "message", &message, "text",
+			"use <text> as start of message"),
 		OPT_FILENAME('F', "file", &inpath, "file to read from"),
 		OPT_END()
 	};
@@ -337,6 +340,12 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix)
 			     0);
 	if (argc > 0)
 		usage_with_options(fmt_merge_msg_usage, options);
+	if (message && !merge_summary) {
+		char nl = '\n';
+		write_in_full(STDOUT_FILENO, message, strlen(message));
+		write_in_full(STDOUT_FILENO, &nl, 1);
+		return 0;
+	}
 
 	if (inpath && strcmp(inpath, "-")) {
 		in = fopen(inpath, "r");
@@ -346,7 +355,12 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix)
 
 	if (strbuf_read(&input, fileno(in), 0) < 0)
 		die_errno("could not read input file");
-	ret = fmt_merge_msg(merge_summary, &input, &output);
+	if (message) {
+		strbuf_addstr(&output, message);
+		ret = fmt_merge_msg_shortlog(&input, &output);
+	} else {
+		ret = fmt_merge_msg(merge_summary, &input, &output);
+	}
 	if (ret)
 		return ret;
 	write_in_full(STDOUT_FILENO, output.buf, output.len);