bisect: implement "read_bisect_paths" to read paths in "$GIT_DIR/BISECT_NAMES"

This is needed because  "git bisect--helper" must read bisect paths
in "$GIT_DIR/BISECT_NAMES", so that a bisection can be performed only
on commits that touches paths in this file.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Christian Couder 2009-03-26 05:55:59 +01:00 committed by Junio C Hamano
parent 1bf072e366
commit 3b437b0dab

View File

@ -4,6 +4,7 @@
#include "revision.h"
#include "refs.h"
#include "list-objects.h"
#include "quote.h"
#include "sha1-lookup.h"
#include "bisect.h"
@ -424,6 +425,32 @@ static int read_bisect_refs(void)
return for_each_ref_in("refs/bisect/", register_ref, NULL);
}
void read_bisect_paths(void)
{
struct strbuf str = STRBUF_INIT;
const char *filename = git_path("BISECT_NAMES");
FILE *fp = fopen(filename, "r");
if (!fp)
die("Could not open file '%s': %s", filename, strerror(errno));
while (strbuf_getline(&str, fp, '\n') != EOF) {
char *quoted;
int res;
strbuf_trim(&str);
quoted = strbuf_detach(&str, NULL);
res = sq_dequote_to_argv(quoted, &rev_argv,
&rev_argv_nr, &rev_argv_alloc);
if (res)
die("Badly quoted content in file '%s': %s",
filename, quoted);
}
strbuf_release(&str);
fclose(fp);
}
static int skipcmp(const void *a, const void *b)
{
return hashcmp(a, b);
@ -479,14 +506,11 @@ struct commit_list *filter_skipped(struct commit_list *list,
return filtered;
}
int bisect_next_vars(const char *prefix)
static void bisect_rev_setup(struct rev_info *revs, const char *prefix)
{
struct rev_info revs;
int reaches = 0, all = 0;
init_revisions(&revs, prefix);
revs.abbrev = 0;
revs.commit_format = CMIT_FMT_UNSPECIFIED;
init_revisions(revs, prefix);
revs->abbrev = 0;
revs->commit_format = CMIT_FMT_UNSPECIFIED;
/* argv[0] will be ignored by setup_revisions */
ALLOC_GROW(rev_argv, rev_argv_nr + 1, rev_argv_alloc);
@ -498,9 +522,22 @@ int bisect_next_vars(const char *prefix)
ALLOC_GROW(rev_argv, rev_argv_nr + 1, rev_argv_alloc);
rev_argv[rev_argv_nr++] = xstrdup("--");
setup_revisions(rev_argv_nr, rev_argv, &revs, NULL);
read_bisect_paths();
revs.limited = 1;
ALLOC_GROW(rev_argv, rev_argv_nr + 1, rev_argv_alloc);
rev_argv[rev_argv_nr++] = NULL;
setup_revisions(rev_argv_nr, rev_argv, revs, NULL);
revs->limited = 1;
}
int bisect_next_vars(const char *prefix)
{
struct rev_info revs;
int reaches = 0, all = 0;
bisect_rev_setup(&revs, prefix);
if (prepare_revision_walk(&revs))
die("revision walk setup failed");