I finished the refactoring and picked up suggestions from Eric and Junio.
Stefan Beller (3):
submodule: Reimplement `module_list` shell function in C
submodule: Reimplement `module_name` shell function in C
submodule: Reimplement `module_clone` shell function in C
.gitignore | 1 +
Makefile | 1 +
builtin.h | 1 +
builtin/submodule--helper.c | 282 ++++++++++++++++++++++++++++++++++++++++++++
git-submodule.sh | 166 +++-----------------------
git.c | 1 +
6 files changed, 302 insertions(+), 150 deletions(-)
create mode 100644 builtin/submodule--helper.c
diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index 63f535a..4e30d8e 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -38,17 +38,16 @@ static int module_list_compute(int argc, const char **argv,
for (i = 0; i < active_nr; i++) {
const struct cache_entry *ce = active_cache[i];
- if (!match_pathspec(pathspec, ce->name, ce_namelen(ce),
+ if (!S_ISGITLINK(ce->ce_mode) ||
+ !match_pathspec(pathspec, ce->name, ce_namelen(ce),
max_prefix_len, ps_matched,
S_ISGITLINK(ce->ce_mode) | S_ISDIR(ce->ce_mode)))
continue;
- if (S_ISGITLINK(ce->ce_mode)) {
- ALLOC_GROW(ce_entries, ce_used + 1, ce_alloc);
- ce_entries[ce_used++] = ce;
- }
-
- while (i + 1 < active_nr && !strcmp(ce->name, active_cache[i + 1]->name))
+ ALLOC_GROW(ce_entries, ce_used + 1, ce_alloc);
+ ce_entries[ce_used++] = ce;
+ while (i + 1 < active_nr &&
+ !strcmp(ce->name, active_cache[i + 1]->name))
/*
* Skip entries with the same name in different stages
* to make sure an entry is returned only once.
@@ -69,10 +68,9 @@ static int module_list(int argc, const char **argv, const char *prefix)
{
int i;
struct pathspec pathspec;
- const char *alternative_path;
struct option module_list_options[] = {
- OPT_STRING(0, "prefix", &alternative_path,
+ OPT_STRING(0, "prefix", &prefix,
N_("path"),
N_("alternative anchor for relative paths")),
OPT_END()
@@ -86,9 +84,7 @@ static int module_list(int argc, const char **argv, const char *prefix)
argc = parse_options(argc, argv, prefix, module_list_options,
git_submodule_helper_usage, 0);
- if (module_list_compute(argc, argv, alternative_path
- ? alternative_path
- : prefix, &pathspec) < 0) {
+ if (module_list_compute(argc, argv, prefix, &pathspec) < 0) {
printf("#unmatched\n");
return 1;
}
@@ -111,13 +107,13 @@ static int module_name(int argc, const char **argv, const char *prefix)
const struct submodule *sub;
if (argc != 2)
- usage("git submodule--helper module_name <path>\n");
+ usage(_("git submodule--helper name <path>"));
gitmodules_config();
sub = submodule_from_path(null_sha1, argv[1]);
if (!sub)
- die(N_("No submodule mapping found in .gitmodules for path '%s'"),
+ die(_("no submodule mapping found in .gitmodules for path '%s'"),
argv[1]);
printf("%s\n", sub->name);
@@ -158,15 +154,14 @@ static int module_clone(int argc, const char **argv, const char *prefix)
{
const char *path = NULL, *name = NULL, *url = NULL;
const char *reference = NULL, *depth = NULL;
- const char *alternative_path = NULL, *p;
int quiet = 0;
FILE *submodule_dot_git;
- char *sm_gitdir;
+ char *sm_gitdir, *cwd, *p;
struct strbuf rel_path = STRBUF_INIT;
struct strbuf sb = STRBUF_INIT;
struct option module_clone_options[] = {
- OPT_STRING(0, "prefix", &alternative_path,
+ OPT_STRING(0, "prefix", &prefix,
N_("path"),
N_("alternative anchor for relative paths")),
OPT_STRING(0, "path", &path,
@@ -188,7 +183,7 @@ static int module_clone(int argc, const char **argv, const char *prefix)
OPT_END()
};
- const char * const git_submodule_helper_usage[] = {
+ const char *const git_submodule_helper_usage[] = {
N_("git submodule--helper clone [--prefix=<path>] [--quiet] "
"[--reference <repository>] [--name <name>] [--url <url>]"
"[--depth <depth>] [--] [<path>...]"),
@@ -205,67 +200,64 @@ static int module_clone(int argc, const char **argv, const char *prefix)
if (safe_create_leading_directories_const(sm_gitdir) < 0)
die(_("could not create directory '%s'"), sm_gitdir);
if (clone_submodule(path, sm_gitdir, url, depth, reference, quiet))
- die(N_("clone of '%s' into submodule path '%s' failed"),
+ die(_("clone of '%s' into submodule path '%s' failed"),
url, path);
} else {
if (safe_create_leading_directories_const(path) < 0)
die(_("could not create directory '%s'"), path);
- if (unlink(sm_gitdir) < 0)
+ strbuf_addf(&sb, "%s/index", sm_gitdir);
+ if (unlink(sb.buf) < 0)
die_errno(_("failed to delete '%s'"), sm_gitdir);
+ strbuf_reset(&sb);
}
/* Write a .git file in the submodule to redirect to the superproject. */
- if (alternative_path && *alternative_path)) {
- p = relative_path(path, alternative_path, &sb);
- strbuf_reset(&sb);
- } else
- p = path;
+ if (safe_create_leading_directories_const(path) < 0)
+ die(_("could not create directory '%s'"), path);
- if (safe_create_leading_directories_const(p) < 0)
- die(_("could not create directory '%s'"), p);
-
- strbuf_addf(&sb, "%s/.git", p);
+ if (path && *path)
+ strbuf_addf(&sb, "%s/.git", path);
+ else
+ strbuf_addf(&sb, ".git");
if (safe_create_leading_directories_const(sb.buf) < 0)
die(_("could not create leading directories of '%s'"), sb.buf);
submodule_dot_git = fopen(sb.buf, "w");
if (!submodule_dot_git)
- die (_("cannot open file '%s': %s"), sb.buf, strerror(errno));
+ die_errno(_("cannot open file '%s'"), sb.buf);
fprintf(submodule_dot_git, "gitdir: %s\n",
relative_path(sm_gitdir, path, &rel_path));
if (fclose(submodule_dot_git))
die(_("could not close file %s"), sb.buf);
strbuf_reset(&sb);
+ strbuf_reset(&rel_path);
+ cwd = xgetcwd();
/* Redirect the worktree of the submodule in the superproject's config */
- if (strbuf_getcwd(&sb))
- die_errno(_("unable to get current working directory"));
-
if (!is_absolute_path(sm_gitdir)) {
- if (strbuf_getcwd(&sb))
- die_errno(_("unable to get current working directory"));
- strbuf_addf(&sb, "/%s", sm_gitdir);
+ strbuf_addf(&sb, "%s/%s", cwd, sm_gitdir);
free(sm_gitdir);
sm_gitdir = strbuf_detach(&sb, NULL);
}
-
- strbuf_addf(&sb, "/%s", path);
-
+ strbuf_addf(&sb, "%s/%s", cwd, path);
p = git_pathdup_submodule(path, "config");
if (!p)
die(_("could not get submodule directory for '%s'"), path);
git_config_set_in_file(p, "core.worktree",
relative_path(sb.buf, sm_gitdir, &rel_path));
strbuf_release(&sb);
+ strbuf_release(&rel_path);
free(sm_gitdir);
+ free(cwd);
+ free(p);
return 0;
}
struct cmd_struct {
const char *cmd;
- int (*fct)(int, const char **, const char *);
+ int (*fn)(int, const char **, const char *);
};
static struct cmd_struct commands[] = {
@@ -278,22 +270,13 @@ int cmd_submodule__helper(int argc, const char **argv, const char *prefix)
{
int i;
if (argc < 2)
- goto out;
+ die(_("fatal: submodule--helper subcommand must be "
+ "called with a subcommand"));
for (i = 0; i < ARRAY_SIZE(commands); i++)
if (!strcmp(argv[1], commands[i].cmd))
- return commands[i].fct(argc - 1, argv + 1, prefix);
-
-out:
- if (argc > 1)
- fprintf(stderr, _("fatal: '%s' is not a valid submodule--helper "
- "subcommand, which are:\n"), argv[1]);
- else
- fprintf(stderr, _("fatal: submodule--helper subcommand must be "
- "called with a subcommand, which are:\n"));
-
- for (i = 0; i < ARRAY_SIZE(commands); i++)
- fprintf(stderr, "\t%s\n", commands[i].cmd);
+ return commands[i].fn(argc - 1, argv + 1, prefix);
- exit(129);
+ die(_("fatal: '%s' is not a valid submodule--helper "
+ "subcommand"), argv[1]);
}
--
2.5.0.256.g89f8063.dirty
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