mirror of
https://github.com/git/git
synced 2024-11-05 18:59:29 +00:00
c7fae5fc68
The options following <merge-program> are not -a, --, or <file>..., but either -a, or -- <file>..., while -- is optional. Signed-off-by: Gerrit Pape <pape@smarden.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
127 lines
2.4 KiB
C
127 lines
2.4 KiB
C
#include "cache.h"
|
|
#include "run-command.h"
|
|
|
|
static const char *pgm;
|
|
static const char *arguments[9];
|
|
static int one_shot, quiet;
|
|
static int err;
|
|
|
|
static void run_program(void)
|
|
{
|
|
struct child_process child;
|
|
memset(&child, 0, sizeof(child));
|
|
child.argv = arguments;
|
|
if (run_command(&child)) {
|
|
if (one_shot) {
|
|
err++;
|
|
} else {
|
|
if (!quiet)
|
|
die("merge program failed");
|
|
exit(1);
|
|
}
|
|
}
|
|
}
|
|
|
|
static int merge_entry(int pos, const char *path)
|
|
{
|
|
int found;
|
|
|
|
if (pos >= active_nr)
|
|
die("git-merge-index: %s not in the cache", path);
|
|
arguments[0] = pgm;
|
|
arguments[1] = "";
|
|
arguments[2] = "";
|
|
arguments[3] = "";
|
|
arguments[4] = path;
|
|
arguments[5] = "";
|
|
arguments[6] = "";
|
|
arguments[7] = "";
|
|
arguments[8] = NULL;
|
|
found = 0;
|
|
do {
|
|
static char hexbuf[4][60];
|
|
static char ownbuf[4][60];
|
|
struct cache_entry *ce = active_cache[pos];
|
|
int stage = ce_stage(ce);
|
|
|
|
if (strcmp(ce->name, path))
|
|
break;
|
|
found++;
|
|
strcpy(hexbuf[stage], sha1_to_hex(ce->sha1));
|
|
sprintf(ownbuf[stage], "%o", ce->ce_mode);
|
|
arguments[stage] = hexbuf[stage];
|
|
arguments[stage + 4] = ownbuf[stage];
|
|
} while (++pos < active_nr);
|
|
if (!found)
|
|
die("git-merge-index: %s not in the cache", path);
|
|
run_program();
|
|
return found;
|
|
}
|
|
|
|
static void merge_file(const char *path)
|
|
{
|
|
int pos = cache_name_pos(path, strlen(path));
|
|
|
|
/*
|
|
* If it already exists in the cache as stage0, it's
|
|
* already merged and there is nothing to do.
|
|
*/
|
|
if (pos < 0)
|
|
merge_entry(-pos-1, path);
|
|
}
|
|
|
|
static void merge_all(void)
|
|
{
|
|
int i;
|
|
for (i = 0; i < active_nr; i++) {
|
|
struct cache_entry *ce = active_cache[i];
|
|
if (!ce_stage(ce))
|
|
continue;
|
|
i += merge_entry(i, ce->name)-1;
|
|
}
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
int i, force_file = 0;
|
|
|
|
/* Without this we cannot rely on waitpid() to tell
|
|
* what happened to our children.
|
|
*/
|
|
signal(SIGCHLD, SIG_DFL);
|
|
|
|
if (argc < 3)
|
|
usage("git-merge-index [-o] [-q] <merge-program> (-a | [--] <filename>*)");
|
|
|
|
setup_git_directory();
|
|
read_cache();
|
|
|
|
i = 1;
|
|
if (!strcmp(argv[i], "-o")) {
|
|
one_shot = 1;
|
|
i++;
|
|
}
|
|
if (!strcmp(argv[i], "-q")) {
|
|
quiet = 1;
|
|
i++;
|
|
}
|
|
pgm = argv[i++];
|
|
for (; i < argc; i++) {
|
|
char *arg = argv[i];
|
|
if (!force_file && *arg == '-') {
|
|
if (!strcmp(arg, "--")) {
|
|
force_file = 1;
|
|
continue;
|
|
}
|
|
if (!strcmp(arg, "-a")) {
|
|
merge_all();
|
|
continue;
|
|
}
|
|
die("git-merge-index: unknown option %s", arg);
|
|
}
|
|
merge_file(arg);
|
|
}
|
|
if (err && !quiet)
|
|
die("merge program failed");
|
|
return err;
|
|
}
|