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tag: v1.8.0-rc1
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/*
* test-revision-walking.c: test revision walking API.
*
* (C) 2012 Heiko Voigt <hvoigt@hvoigt.net>
*
* This code is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/

#include "cache.h"
#include "commit.h"
#include "diff.h"
#include "revision.h"

static void print_commit(struct commit *commit)
{
struct strbuf sb = STRBUF_INIT;
struct pretty_print_context ctx = {0};
ctx.date_mode = DATE_NORMAL;
format_commit_message(commit, " %m %s", &sb, &ctx);
printf("%s\n", sb.buf);
strbuf_release(&sb);
}

static int run_revision_walk(void)
{
struct rev_info rev;
struct commit *commit;
const char *argv[] = {NULL, "--all", NULL};
int argc = ARRAY_SIZE(argv) - 1;
int got_revision = 0;

init_revisions(&rev, NULL);
setup_revisions(argc, argv, &rev, NULL);
if (prepare_revision_walk(&rev))
die("revision walk setup failed");

while ((commit = get_revision(&rev)) != NULL) {
print_commit(commit);
got_revision = 1;
}

reset_revision_walk();
return got_revision;
}

int main(int argc, char **argv)
{
if (argc < 2)
return 1;

if (!strcmp(argv[1], "run-twice")) {
printf("1st\n");
if (!run_revision_walk())
return 1;
printf("2nd\n");
if (!run_revision_walk())
return 1;

return 0;
}

fprintf(stderr, "check usage\n");
return 1;
}
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