Pass struct archiver and struct archiver_args explicitly to
parse_archive_args
and remove the latter from the former. This allows us to get rid of struct
archiver_desc and simplifies the code a bit.
Signed-off-by: Rene Scharfe <rene.scharfe@xxxxxxxxxxxxxx>
---
archive.h | 5 +---
builtin-archive.c | 51
+++++++++++++++++++---------------------------
builtin-upload-archive.c | 11 +++++----
3 files changed, 28 insertions(+), 39 deletions(-)
diff --git a/archive.h b/archive.h
index ddf004a..1b24ae3 100644
--- a/archive.h
+++ b/archive.h
@@ -21,14 +21,11 @@ typedef void *(*parse_extra_args_fn_t)(int argc,
const char **argv);
struct archiver {
const char *name;
- struct archiver_args args;
write_archive_fn_t write_archive;
parse_extra_args_fn_t parse_extra;
};
-extern int parse_archive_args(int argc,
- const char **argv,
- struct archiver *ar);
+extern int parse_archive_args(int argc, const char **argv, const struct
archiver **ar, struct archiver_args *args);
extern void parse_treeish_arg(const char **treeish,
struct archiver_args *ar_args,
diff --git a/builtin-archive.c b/builtin-archive.c
index c2e0c1e..6ee3677 100644
--- a/builtin-archive.c
+++ b/builtin-archive.c
@@ -15,12 +15,7 @@
static const char archive_usage[] = \
"git-archive --format=<fmt> [--prefix=<prefix>/] [--verbose] [<extra>]
<tree-ish> [path...]";
-static struct archiver_desc
-{
- const char *name;
- write_archive_fn_t write_archive;
- parse_extra_args_fn_t parse_extra;
-} archivers[] = {
+const struct archiver archivers[] = {
{ "tar", write_tar_archive, NULL },
{ "zip", write_zip_archive, parse_extra_zip_args },
};
@@ -79,21 +74,15 @@ static int run_remote_archiver(const char *remote,
int argc,
return !!rv;
}
-static int init_archiver(const char *name, struct archiver *ar)
+static const struct archiver *lookup_archiver(const char *name)
{
- int rv = -1, i;
+ int i;
for (i = 0; i < ARRAY_SIZE(archivers); i++) {
- if (!strcmp(name, archivers[i].name)) {
- memset(ar, 0, sizeof(*ar));
- ar->name = archivers[i].name;
- ar->write_archive = archivers[i].write_archive;
- ar->parse_extra = archivers[i].parse_extra;
- rv = 0;
- break;
- }
+ if (!strcmp(name, archivers[i].name))
+ return &archivers[i];
}
- return rv;
+ return NULL;
}
void parse_pathspec_arg(const char **pathspec, struct archiver_args
*ar_args)
@@ -145,7 +134,8 @@ void parse_treeish_arg(const char **argv, struct
archiver_args *ar_args,
ar_args->time = archive_time;
}
-int parse_archive_args(int argc, const char **argv, struct archiver *ar)
+int parse_archive_args(int argc, const char **argv, const struct
archiver **ar,
+ struct archiver_args *args)
{
const char *extra_argv[MAX_EXTRA_ARGS];
int extra_argc = 0;
@@ -190,17 +180,18 @@ int parse_archive_args(int argc, const char
**argv, struct archiver *ar)
/* We need at least one parameter -- tree-ish */
if (argc - 1 < i)
usage(archive_usage);
- if (init_archiver(format, ar) < 0)
+ *ar = lookup_archiver(format);
+ if (!*ar)
die("Unknown archive format '%s'", format);
if (extra_argc) {
- if (!ar->parse_extra)
+ if (!(*ar)->parse_extra)
die("'%s' format does not handle %s",
- ar->name, extra_argv[0]);
- ar->args.extra = ar->parse_extra(extra_argc, extra_argv);
+ (*ar)->name, extra_argv[0]);
+ args->extra = (*ar)->parse_extra(extra_argc, extra_argv);
}
- ar->args.verbose = verbose;
- ar->args.base = base;
+ args->verbose = verbose;
+ args->base = base;
return i;
}
@@ -238,7 +229,8 @@ static const char *extract_remote_arg(int *ac, const
char **av)
int cmd_archive(int argc, const char **argv, const char *prefix)
{
- struct archiver ar;
+ const struct archiver *ar = NULL;
+ struct archiver_args args;
int tree_idx;
const char *remote = NULL;
@@ -248,14 +240,13 @@ int cmd_archive(int argc, const char **argv, const
char *prefix)
setvbuf(stderr, NULL, _IOLBF, BUFSIZ);
- memset(&ar, 0, sizeof(ar));
- tree_idx = parse_archive_args(argc, argv, &ar);
+ tree_idx = parse_archive_args(argc, argv, &ar, &args);
if (prefix == NULL)
prefix = setup_git_directory();
argv += tree_idx;
- parse_treeish_arg(argv, &ar.args, prefix);
- parse_pathspec_arg(argv + 1, &ar.args);
+ parse_treeish_arg(argv, &args, prefix);
+ parse_pathspec_arg(argv + 1, &args);
- return ar.write_archive(&ar.args);
+ return ar->write_archive(&args);
}
diff --git a/builtin-upload-archive.c b/builtin-upload-archive.c
index 371400d..295e24c 100644
--- a/builtin-upload-archive.c
+++ b/builtin-upload-archive.c
@@ -19,7 +19,8 @@ static const char lostchild[] =
static int run_upload_archive(int argc, const char **argv, const char
*prefix)
{
- struct archiver ar;
+ const struct archiver *ar;
+ struct archiver_args args;
const char *sent_argv[MAX_ARGS];
const char *arg_cmd = "argument ";
char *p, buf[4096];
@@ -65,12 +66,12 @@ static int run_upload_archive(int argc, const char
**argv, const char *prefix)
sent_argv[sent_argc] = NULL;
/* parse all options sent by the client */
- treeish_idx = parse_archive_args(sent_argc, sent_argv, &ar);
+ treeish_idx = parse_archive_args(sent_argc, sent_argv, &ar, &args);
- parse_treeish_arg(sent_argv + treeish_idx, &ar.args, prefix);
- parse_pathspec_arg(sent_argv + treeish_idx + 1, &ar.args);
+ parse_treeish_arg(sent_argv + treeish_idx, &args, prefix);
+ parse_pathspec_arg(sent_argv + treeish_idx + 1, &args);
- return ar.write_archive(&ar.args);
+ return ar->write_archive(&args);
}
static void error_clnt(const char *fmt, ...)
--
1.5.6.2.212.g08b51
--
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