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authorJunio C Hamano <gitster@pobox.com>2014-09-11 10:33:27 -0700
committerJunio C Hamano <gitster@pobox.com>2014-09-11 10:33:27 -0700
commit825fd93767510895a98ad7f12e3c1af3e40e367b (patch)
treeea3b4beac8dae69e2b45c9bfb8ce2cc21f462499
parent49feda62bddc188d8b2fa413437b5fc70e3de51f (diff)
parent1f87293d78a4b2bd9265bac49b14a6f1111918b8 (diff)
downloadgit-825fd93767510895a98ad7f12e3c1af3e40e367b.tar.gz
Merge branch 'rs/child-process-init'
Code clean-up. * rs/child-process-init: run-command: inline prepare_run_command_v_opt() run-command: call run_command_v_opt_cd_env() instead of duplicating it run-command: introduce child_process_init() run-command: introduce CHILD_PROCESS_INIT
-rw-r--r--Documentation/technical/api-run-command.txt8
-rw-r--r--archive-tar.c3
-rw-r--r--builtin/add.c3
-rw-r--r--builtin/commit.c3
-rw-r--r--builtin/help.c3
-rw-r--r--builtin/merge.c3
-rw-r--r--builtin/notes.c3
-rw-r--r--builtin/receive-pack.c12
-rw-r--r--builtin/remote-ext.c3
-rw-r--r--builtin/repack.c3
-rw-r--r--builtin/replace.c4
-rw-r--r--builtin/verify-pack.c3
-rw-r--r--bundle.c6
-rw-r--r--column.c2
-rw-r--r--connect.c8
-rw-r--r--connected.c3
-rw-r--r--convert.c3
-rw-r--r--credential-cache.c3
-rw-r--r--credential.c3
-rw-r--r--daemon.c8
-rw-r--r--diff.c3
-rw-r--r--editor.c3
-rw-r--r--fetch-pack.c3
-rw-r--r--gpg-interface.c6
-rw-r--r--http-backend.c3
-rw-r--r--http.c3
-rw-r--r--imap-send.c2
-rw-r--r--pager.c2
-rw-r--r--prompt.c3
-rw-r--r--remote-curl.c3
-rw-r--r--remote-testsvn.c3
-rw-r--r--run-command.c37
-rw-r--r--run-command.h3
-rw-r--r--send-pack.c3
-rw-r--r--submodule.c21
-rw-r--r--test-run-command.c4
-rw-r--r--test-subprocess.c3
-rw-r--r--transport-helper.c5
-rw-r--r--transport.c12
-rw-r--r--upload-pack.c5
-rw-r--r--wt-status.c3
41 files changed, 87 insertions, 130 deletions
diff --git a/Documentation/technical/api-run-command.txt b/Documentation/technical/api-run-command.txt
index 69510ae57a..842b8389eb 100644
--- a/Documentation/technical/api-run-command.txt
+++ b/Documentation/technical/api-run-command.txt
@@ -13,6 +13,10 @@ produces in the caller in order to process it.
Functions
---------
+`child_process_init`
+
+ Initialize a struct child_process variable.
+
`start_command`::
Start a sub-process. Takes a pointer to a `struct child_process`
@@ -96,8 +100,8 @@ command to run in a sub-process.
The caller:
-1. allocates and clears (memset(&chld, 0, sizeof(chld));) a
- struct child_process variable;
+1. allocates and clears (using child_process_init() or
+ CHILD_PROCESS_INIT) a struct child_process variable;
2. initializes the members;
3. calls start_command();
4. processes the data;
diff --git a/archive-tar.c b/archive-tar.c
index 603650fa3c..df2f4c8a64 100644
--- a/archive-tar.c
+++ b/archive-tar.c
@@ -395,7 +395,7 @@ static int write_tar_filter_archive(const struct archiver *ar,
struct archiver_args *args)
{
struct strbuf cmd = STRBUF_INIT;
- struct child_process filter;
+ struct child_process filter = CHILD_PROCESS_INIT;
const char *argv[2];
int r;
@@ -406,7 +406,6 @@ static int write_tar_filter_archive(const struct archiver *ar,
if (args->compression_level >= 0)
strbuf_addf(&cmd, " -%d", args->compression_level);
- memset(&filter, 0, sizeof(filter));
argv[0] = cmd.buf;
argv[1] = NULL;
filter.argv = argv;
diff --git a/builtin/add.c b/builtin/add.c
index 4baf3a5635..352b85e8db 100644
--- a/builtin/add.c
+++ b/builtin/add.c
@@ -180,7 +180,7 @@ static int edit_patch(int argc, const char **argv, const char *prefix)
char *file = git_pathdup("ADD_EDIT.patch");
const char *apply_argv[] = { "apply", "--recount", "--cached",
NULL, NULL };
- struct child_process child;
+ struct child_process child = CHILD_PROCESS_INIT;
struct rev_info rev;
int out;
struct stat st;
@@ -214,7 +214,6 @@ static int edit_patch(int argc, const char **argv, const char *prefix)
if (!st.st_size)
die(_("Empty patch. Aborted."));
- memset(&child, 0, sizeof(child));
child.git_cmd = 1;
child.argv = apply_argv;
if (run_command(&child))
diff --git a/builtin/commit.c b/builtin/commit.c
index 36e3a2eef2..ec0048e8b0 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -1540,7 +1540,7 @@ static int run_rewrite_hook(const unsigned char *oldsha1,
{
/* oldsha1 SP newsha1 LF NUL */
static char buf[2*40 + 3];
- struct child_process proc;
+ struct child_process proc = CHILD_PROCESS_INIT;
const char *argv[3];
int code;
size_t n;
@@ -1552,7 +1552,6 @@ static int run_rewrite_hook(const unsigned char *oldsha1,
argv[1] = "amend";
argv[2] = NULL;
- memset(&proc, 0, sizeof(proc));
proc.argv = argv;
proc.in = -1;
proc.stdout_to_stderr = 1;
diff --git a/builtin/help.c b/builtin/help.c
index 1fdefeb686..8343b4027d 100644
--- a/builtin/help.c
+++ b/builtin/help.c
@@ -79,12 +79,11 @@ static const char *get_man_viewer_info(const char *name)
static int check_emacsclient_version(void)
{
struct strbuf buffer = STRBUF_INIT;
- struct child_process ec_process;
+ struct child_process ec_process = CHILD_PROCESS_INIT;
const char *argv_ec[] = { "emacsclient", "--version", NULL };
int version;
/* emacsclient prints its version number on stderr */
- memset(&ec_process, 0, sizeof(ec_process));
ec_process.argv = argv_ec;
ec_process.err = -1;
ec_process.stdout_to_stderr = 1;
diff --git a/builtin/merge.c b/builtin/merge.c
index ce82eb297d..9da9e30d9b 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -237,11 +237,10 @@ static void drop_save(void)
static int save_state(unsigned char *stash)
{
int len;
- struct child_process cp;
+ struct child_process cp = CHILD_PROCESS_INIT;
struct strbuf buffer = STRBUF_INIT;
const char *argv[] = {"stash", "create", NULL};
- memset(&cp, 0, sizeof(cp));
cp.argv = argv;
cp.out = -1;
cp.git_cmd = 1;
diff --git a/builtin/notes.c b/builtin/notes.c
index 820c34135c..c25a412510 100644
--- a/builtin/notes.c
+++ b/builtin/notes.c
@@ -122,12 +122,11 @@ static void write_commented_object(int fd, const unsigned char *object)
{
const char *show_args[5] =
{"show", "--stat", "--no-notes", sha1_to_hex(object), NULL};
- struct child_process show;
+ struct child_process show = CHILD_PROCESS_INIT;
struct strbuf buf = STRBUF_INIT;
struct strbuf cbuf = STRBUF_INIT;
/* Invoke "git show --stat --no-notes $object" */
- memset(&show, 0, sizeof(show));
show.argv = show_args;
show.no_stdin = 1;
show.out = -1;
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index f93ac454b4..5ad9075b3c 100644
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
@@ -255,7 +255,7 @@ static int copy_to_sideband(int in, int out, void *arg)
typedef int (*feed_fn)(void *, const char **, size_t *);
static int run_and_feed_hook(const char *hook_name, feed_fn feed, void *feed_state)
{
- struct child_process proc;
+ struct child_process proc = CHILD_PROCESS_INIT;
struct async muxer;
const char *argv[2];
int code;
@@ -266,7 +266,6 @@ static int run_and_feed_hook(const char *hook_name, feed_fn feed, void *feed_sta
argv[1] = NULL;
- memset(&proc, 0, sizeof(proc));
proc.argv = argv;
proc.in = -1;
proc.stdout_to_stderr = 1;
@@ -350,7 +349,7 @@ static int run_receive_hook(struct command *commands, const char *hook_name,
static int run_update_hook(struct command *cmd)
{
const char *argv[5];
- struct child_process proc;
+ struct child_process proc = CHILD_PROCESS_INIT;
int code;
argv[0] = find_hook("update");
@@ -362,7 +361,6 @@ static int run_update_hook(struct command *cmd)
argv[3] = sha1_to_hex(cmd->new_sha1);
argv[4] = NULL;
- memset(&proc, 0, sizeof(proc));
proc.no_stdin = 1;
proc.stdout_to_stderr = 1;
proc.err = use_sideband ? -1 : 0;
@@ -598,7 +596,7 @@ static void run_update_post_hook(struct command *commands)
struct command *cmd;
int argc;
const char **argv;
- struct child_process proc;
+ struct child_process proc = CHILD_PROCESS_INIT;
char *hook;
hook = find_hook("post-update");
@@ -621,7 +619,6 @@ static void run_update_post_hook(struct command *commands)
}
argv[argc] = NULL;
- memset(&proc, 0, sizeof(proc));
proc.no_stdin = 1;
proc.stdout_to_stderr = 1;
proc.err = use_sideband ? -1 : 0;
@@ -911,7 +908,7 @@ static const char *unpack(int err_fd, struct shallow_info *si)
const char *hdr_err;
int status;
char hdr_arg[38];
- struct child_process child;
+ struct child_process child = CHILD_PROCESS_INIT;
int fsck_objects = (receive_fsck_objects >= 0
? receive_fsck_objects
: transfer_fsck_objects >= 0
@@ -933,7 +930,6 @@ static const char *unpack(int err_fd, struct shallow_info *si)
argv_array_pushl(&av, "--shallow-file", alt_shallow_file, NULL);
}
- memset(&child, 0, sizeof(child));
if (ntohl(hdr.hdr_entries) < unpack_limit) {
argv_array_pushl(&av, "unpack-objects", hdr_arg, NULL);
if (quiet)
diff --git a/builtin/remote-ext.c b/builtin/remote-ext.c
index 692c834d9d..d699d28e98 100644
--- a/builtin/remote-ext.c
+++ b/builtin/remote-ext.c
@@ -179,9 +179,8 @@ static void send_git_request(int stdin_fd, const char *serv, const char *repo,
static int run_child(const char *arg, const char *service)
{
int r;
- struct child_process child;
+ struct child_process child = CHILD_PROCESS_INIT;
- memset(&child, 0, sizeof(child));
child.in = -1;
child.out = -1;
child.err = 0;
diff --git a/builtin/repack.c b/builtin/repack.c
index a77e743b94..fc088dbe6a 100644
--- a/builtin/repack.c
+++ b/builtin/repack.c
@@ -133,7 +133,7 @@ int cmd_repack(int argc, const char **argv, const char *prefix)
{".idx"},
{".bitmap", 1},
};
- struct child_process cmd;
+ struct child_process cmd = CHILD_PROCESS_INIT;
struct string_list_item *item;
struct argv_array cmd_args = ARGV_ARRAY_INIT;
struct string_list names = STRING_LIST_INIT_DUP;
@@ -250,7 +250,6 @@ int cmd_repack(int argc, const char **argv, const char *prefix)
argv_array_push(&cmd_args, packtmp);
- memset(&cmd, 0, sizeof(cmd));
cmd.argv = cmd_args.argv;
cmd.git_cmd = 1;
cmd.out = -1;
diff --git a/builtin/replace.c b/builtin/replace.c
index 294b61b97e..d2aac64260 100644
--- a/builtin/replace.c
+++ b/builtin/replace.c
@@ -197,7 +197,7 @@ static int replace_object(const char *object_ref, const char *replace_ref, int f
static void export_object(const unsigned char *sha1, enum object_type type,
int raw, const char *filename)
{
- struct child_process cmd = { NULL };
+ struct child_process cmd = CHILD_PROCESS_INIT;
int fd;
fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0666);
@@ -234,7 +234,7 @@ static void import_object(unsigned char *sha1, enum object_type type,
if (!raw && type == OBJ_TREE) {
const char *argv[] = { "mktree", NULL };
- struct child_process cmd = { argv };
+ struct child_process cmd = CHILD_PROCESS_INIT;
struct strbuf result = STRBUF_INIT;
cmd.argv = argv;
diff --git a/builtin/verify-pack.c b/builtin/verify-pack.c
index 972579f33c..7747537beb 100644
--- a/builtin/verify-pack.c
+++ b/builtin/verify-pack.c
@@ -8,7 +8,7 @@
static int verify_one_pack(const char *path, unsigned int flags)
{
- struct child_process index_pack;
+ struct child_process index_pack = CHILD_PROCESS_INIT;
const char *argv[] = {"index-pack", NULL, NULL, NULL };
struct strbuf arg = STRBUF_INIT;
int verbose = flags & VERIFY_PACK_VERBOSE;
@@ -32,7 +32,6 @@ static int verify_one_pack(const char *path, unsigned int flags)
strbuf_addstr(&arg, ".pack");
argv[2] = arg.buf;
- memset(&index_pack, 0, sizeof(index_pack));
index_pack.argv = argv;
index_pack.git_cmd = 1;
diff --git a/bundle.c b/bundle.c
index b708906cdb..b2b89fe862 100644
--- a/bundle.c
+++ b/bundle.c
@@ -240,7 +240,7 @@ int create_bundle(struct bundle_header *header, const char *path,
int i, ref_count = 0;
struct strbuf buf = STRBUF_INIT;
struct rev_info revs;
- struct child_process rls;
+ struct child_process rls = CHILD_PROCESS_INIT;
FILE *rls_fout;
bundle_to_stdout = !strcmp(path, "-");
@@ -258,7 +258,6 @@ int create_bundle(struct bundle_header *header, const char *path,
init_revisions(&revs, NULL);
/* write prerequisites */
- memset(&rls, 0, sizeof(rls));
argv_array_pushl(&rls.args,
"rev-list", "--boundary", "--pretty=oneline",
NULL);
@@ -417,14 +416,13 @@ int unbundle(struct bundle_header *header, int bundle_fd, int flags)
{
const char *argv_index_pack[] = {"index-pack",
"--fix-thin", "--stdin", NULL, NULL};
- struct child_process ip;
+ struct child_process ip = CHILD_PROCESS_INIT;
if (flags & BUNDLE_VERBOSE)
argv_index_pack[3] = "-v";
if (verify_bundle(header, 0))
return -1;
- memset(&ip, 0, sizeof(ip));
ip.argv = argv_index_pack;
ip.in = bundle_fd;
ip.no_stdout = 1;
diff --git a/column.c b/column.c
index ca878bcea7..76b615db5f 100644
--- a/column.c
+++ b/column.c
@@ -367,7 +367,7 @@ int parseopt_column_callback(const struct option *opt,
}
static int fd_out = -1;
-static struct child_process column_process;
+static struct child_process column_process = CHILD_PROCESS_INIT;
int run_column_filter(int colopts, const struct column_options *opts)
{
diff --git a/connect.c b/connect.c
index 5047402a1a..87b5202632 100644
--- a/connect.c
+++ b/connect.c
@@ -537,7 +537,8 @@ static struct child_process *git_proxy_connect(int fd[2], char *host)
get_host_and_port(&host, &port);
- proxy = xcalloc(1, sizeof(*proxy));
+ proxy = xmalloc(sizeof(*proxy));
+ child_process_init(proxy);
argv_array_push(&proxy->args, git_proxy_command);
argv_array_push(&proxy->args, host);
argv_array_push(&proxy->args, port);
@@ -639,7 +640,7 @@ static enum protocol parse_connect_url(const char *url_orig, char **ret_host,
return protocol;
}
-static struct child_process no_fork;
+static struct child_process no_fork = CHILD_PROCESS_INIT;
/*
* This returns a dummy child_process if the transport protocol does not
@@ -694,7 +695,8 @@ struct child_process *git_connect(int fd[2], const char *url,
target_host, 0);
free(target_host);
} else {
- conn = xcalloc(1, sizeof(*conn));
+ conn = xmalloc(sizeof(*conn));
+ child_process_init(conn);
strbuf_addstr(&cmd, prog);
strbuf_addch(&cmd, ' ');
diff --git a/connected.c b/connected.c
index dae9c9972e..299c56090b 100644
--- a/connected.c
+++ b/connected.c
@@ -25,7 +25,7 @@ static int check_everything_connected_real(sha1_iterate_fn fn,
struct transport *transport,
const char *shallow_file)
{
- struct child_process rev_list;
+ struct child_process rev_list = CHILD_PROCESS_INIT;
const char *argv[9];
char commit[41];
unsigned char sha1[20];
@@ -60,7 +60,6 @@ static int check_everything_connected_real(sha1_iterate_fn fn,
argv[ac++] = "--quiet";
argv[ac] = NULL;
- memset(&rev_list, 0, sizeof(rev_list));
rev_list.argv = argv;
rev_list.git_cmd = 1;
rev_list.in = -1;
diff --git a/convert.c b/convert.c
index cb5fbb45ea..aa7a139bcf 100644
--- a/convert.c
+++ b/convert.c
@@ -321,7 +321,7 @@ static int filter_buffer(int in, int out, void *data)
/*
* Spawn cmd and feed the buffer contents through its stdin.
*/
- struct child_process child_process;
+ struct child_process child_process = CHILD_PROCESS_INIT;
struct filter_params *params = (struct filter_params *)data;
int write_err, status;
const char *argv[] = { NULL, NULL };
@@ -344,7 +344,6 @@ static int filter_buffer(int in, int out, void *data)
argv[0] = cmd.buf;
- memset(&child_process, 0, sizeof(child_process));
child_process.argv = argv;
child_process.use_shell = 1;
child_process.in = -1;
diff --git a/credential-cache.c b/credential-cache.c
index 9a03792c7d..8689a1519a 100644
--- a/credential-cache.c
+++ b/credential-cache.c
@@ -37,12 +37,11 @@ static int send_request(const char *socket, const struct strbuf *out)
static void spawn_daemon(const char *socket)
{
- struct child_process daemon;
+ struct child_process daemon = CHILD_PROCESS_INIT;
const char *argv[] = { NULL, NULL, NULL };
char buf[128];
int r;
- memset(&daemon, 0, sizeof(daemon));
argv[0] = "git-credential-cache--daemon";
argv[1] = socket;
daemon.argv = argv;
diff --git a/credential.c b/credential.c
index 4d79d320f8..1886ea50b3 100644
--- a/credential.c
+++ b/credential.c
@@ -205,11 +205,10 @@ static int run_credential_helper(struct credential *c,
const char *cmd,
int want_output)
{
- struct child_process helper;
+ struct child_process helper = CHILD_PROCESS_INIT;
const char *argv[] = { NULL, NULL };
FILE *fp;
- memset(&helper, 0, sizeof(helper));
argv[0] = cmd;
helper.argv = argv;
helper.use_shell = 1;
diff --git a/daemon.c b/daemon.c
index 6f78b615a4..4dcfff9352 100644
--- a/daemon.c
+++ b/daemon.c
@@ -242,7 +242,7 @@ static const char *access_hook;
static int run_access_hook(struct daemon_service *service, const char *dir, const char *path)
{
- struct child_process child;
+ struct child_process child = CHILD_PROCESS_INIT;
struct strbuf buf = STRBUF_INIT;
const char *argv[8];
const char **arg = argv;
@@ -260,7 +260,6 @@ static int run_access_hook(struct daemon_service *service, const char *dir, cons
*arg = NULL;
#undef STRARG
- memset(&child, 0, sizeof(child));
child.use_shell = 1;
child.argv = argv;
child.no_stdin = 1;
@@ -388,9 +387,8 @@ static void copy_to_log(int fd)
static int run_service_command(const char **argv)
{
- struct child_process cld;
+ struct child_process cld = CHILD_PROCESS_INIT;
- memset(&cld, 0, sizeof(cld));
cld.argv = argv;
cld.git_cmd = 1;
cld.err = -1;
@@ -715,7 +713,7 @@ static void check_dead_children(void)
static char **cld_argv;
static void handle(int incoming, struct sockaddr *addr, socklen_t addrlen)
{
- struct child_process cld = { NULL };
+ struct child_process cld = CHILD_PROCESS_INIT;
char addrbuf[300] = "REMOTE_ADDR=", portbuf[300];
char *env[] = { addrbuf, portbuf, NULL };
diff --git a/diff.c b/diff.c
index 867f034b8f..e7d4d4200f 100644
--- a/diff.c
+++ b/diff.c
@@ -4931,7 +4931,7 @@ static char *run_textconv(const char *pgm, struct diff_filespec *spec,
struct diff_tempfile *temp;
const char *argv[3];
const char **arg = argv;
- struct child_process child;
+ struct child_process child = CHILD_PROCESS_INIT;
struct strbuf buf = STRBUF_INIT;
int err = 0;
@@ -4940,7 +4940,6 @@ static char *run_textconv(const char *pgm, struct diff_filespec *spec,
*arg++ = temp->name;
*arg = NULL;
- memset(&child, 0, sizeof(child));
child.use_shell = 1;
child.argv = argv;
child.out = -1;
diff --git a/editor.c b/editor.c
index 0abbd8dc3a..01c644cddb 100644
--- a/editor.c
+++ b/editor.c
@@ -38,10 +38,9 @@ int launch_editor(const char *path, struct strbuf *buffer, const char *const *en
if (strcmp(editor, ":")) {
const char *args[] = { editor, real_path(path), NULL };
- struct child_process p;
+ struct child_process p = CHILD_PROCESS_INIT;
int ret, sig;
- memset(&p, 0, sizeof(p));
p.argv = args;
p.env = env;
p.use_shell = 1;
diff --git a/fetch-pack.c b/fetch-pack.c
index a13e9dbd94..7487aa7306 100644
--- a/fetch-pack.c
+++ b/fetch-pack.c
@@ -666,7 +666,7 @@ static int get_pack(struct fetch_pack_args *args,
char hdr_arg[256];
const char **av, *cmd_name;
int do_keep = args->keep_pack;
- struct child_process cmd;
+ struct child_process cmd = CHILD_PROCESS_INIT;
int ret;
memset(&demux, 0, sizeof(demux));
@@ -685,7 +685,6 @@ static int get_pack(struct fetch_pack_args *args,
else
demux.out = xd[0];
- memset(&cmd, 0, sizeof(cmd));
cmd.argv = argv;
av = argv;
*hdr_arg = 0;
diff --git a/gpg-interface.c b/gpg-interface.c
index ff07012726..1ef73fb7df 100644
--- a/gpg-interface.c
+++ b/gpg-interface.c
@@ -55,12 +55,11 @@ const char *get_signing_key(void)
*/
int sign_buffer(struct strbuf *buffer, struct strbuf *signature, const char *signing_key)
{
- struct child_process gpg;
+ struct child_process gpg = CHILD_PROCESS_INIT;
const char *args[4];
ssize_t len;
size_t i, j, bottom;
- memset(&gpg, 0, sizeof(gpg));
gpg.argv = args;
gpg.in = -1;
gpg.out = -1;
@@ -116,7 +115,7 @@ int verify_signed_buffer(const char *payload, size_t payload_size,
const char *signature, size_t signature_size,
struct strbuf *gpg_output, struct strbuf *gpg_status)
{
- struct child_process gpg;
+ struct child_process gpg = CHILD_PROCESS_INIT;
const char *args_gpg[] = {NULL, "--status-fd=1", "--verify", "FILE", "-", NULL};
char path[PATH_MAX];
int fd, ret;
@@ -133,7 +132,6 @@ int verify_signed_buffer(const char *payload, size_t payload_size,
path, strerror(errno));
close(fd);
- memset(&gpg, 0, sizeof(gpg));
gpg.argv = args_gpg;
gpg.in = -1;
gpg.out = -1;
diff --git a/http-backend.c b/http-backend.c
index 106ca6bf29..404e682593 100644
--- a/http-backend.c
+++ b/http-backend.c
@@ -316,7 +316,7 @@ static void run_service(const char **argv)
const char *host = getenv("REMOTE_ADDR");
struct argv_array env = ARGV_ARRAY_INIT;
int gzipped_request = 0;
- struct child_process cld;
+ struct child_process cld = CHILD_PROCESS_INIT;
if (encoding && !strcmp(encoding, "gzip"))
gzipped_request = 1;
@@ -334,7 +334,6 @@ static void run_service(const char **argv)
argv_array_pushf(&env, "GIT_COMMITTER_EMAIL=%s@http.%s",
user, host);
- memset(&cld, 0, sizeof(cld));
cld.argv = argv;
cld.env = env.argv;
if (gzipped_request)
diff --git a/http.c b/http.c
index c8cd50dd0c..a23c3999e3 100644
--- a/http.c
+++ b/http.c
@@ -1332,7 +1332,7 @@ int finish_http_pack_request(struct http_pack_request *preq)
struct packed_git **lst;
struct packed_git *p = preq->target;
char *tmp_idx;
- struct child_process ip;
+ struct child_process ip = CHILD_PROCESS_INIT;
const char *ip_argv[8];
close_pack_index(p);
@@ -1355,7 +1355,6 @@ int finish_http_pack_request(struct http_pack_request *preq)
ip_argv[3] = preq->tmpfile;
ip_argv[4] = NULL;
- memset(&ip, 0, sizeof(ip));
ip.argv = ip_argv;
ip.git_cmd = 1;
ip.no_stdin = 1;
diff --git a/imap-send.c b/imap-send.c
index 614b744106..b7601f6359 100644
--- a/imap-send.c
+++ b/imap-send.c
@@ -925,7 +925,7 @@ static struct imap_store *imap_open_store(struct imap_server_conf *srvc, char *f
if (srvc->tunnel) {
const char *argv[] = { srvc->tunnel, NULL };
- struct child_process tunnel = {NULL};
+ struct child_process tunnel = CHILD_PROCESS_INIT;
imap_info("Starting tunnel '%s'... ", srvc->tunnel);
diff --git a/pager.c b/pager.c
index b7eb7e7957..b2b805af98 100644
--- a/pager.c
+++ b/pager.c
@@ -12,7 +12,7 @@
*/
static const char *pager_argv[] = { NULL, NULL };
-static struct child_process pager_process;
+static struct child_process pager_process = CHILD_PROCESS_INIT;
static void wait_for_pager(void)
{
diff --git a/prompt.c b/prompt.c
index d7bb17cb66..e5b4938efc 100644
--- a/prompt.c
+++ b/prompt.c
@@ -6,7 +6,7 @@
static char *do_askpass(const char *cmd, const char *prompt)
{
- struct child_process pass;
+ struct child_process pass = CHILD_PROCESS_INIT;
const char *args[3];
static struct strbuf buffer = STRBUF_INIT;
int err = 0;
@@ -15,7 +15,6 @@ static char *do_askpass(const char *cmd, const char *prompt)
args[1] = prompt;
args[2] = NULL;
- memset(&pass, 0, sizeof(pass));
pass.argv = args;
pass.out = -1;
diff --git a/remote-curl.c b/remote-curl.c
index 0fcf2ce5ff..017ddd9284 100644
--- a/remote-curl.c
+++ b/remote-curl.c
@@ -623,10 +623,9 @@ static int rpc_service(struct rpc_state *rpc, struct discovery *heads)
const char *svc = rpc->service_name;
struct strbuf buf = STRBUF_INIT;
struct strbuf *preamble = rpc->stdin_preamble;
- struct child_process client;
+ struct child_process client = CHILD_PROCESS_INIT;
int err = 0;
- memset(&client, 0, sizeof(client));
client.in = -1;
client.out = -1;
client.git_cmd = 1;
diff --git a/remote-testsvn.c b/remote-testsvn.c
index 686e07d317..48bf6eb93b 100644
--- a/remote-testsvn.c
+++ b/remote-testsvn.c
@@ -175,7 +175,7 @@ static int cmd_import(const char *line)
char *note_msg;
unsigned char head_sha1[20];
unsigned int startrev;
- struct child_process svndump_proc;
+ struct child_process svndump_proc = CHILD_PROCESS_INIT;
const char *command = "svnrdump";
if (read_ref(private_ref, head_sha1))
@@ -200,7 +200,6 @@ static int cmd_import(const char *line)
if(dumpin_fd < 0)
die_errno("Couldn't open svn dump file %s.", url);
} else {
- memset(&svndump_proc, 0, sizeof(struct child_process));
svndump_proc.out = -1;
argv_array_push(&svndump_proc.args, command);
argv_array_push(&svndump_proc.args, "dump");
diff --git a/run-command.c b/run-command.c
index 35a3ebf07b..761f0fde40 100644
--- a/run-command.c
+++ b/run-command.c
@@ -8,6 +8,12 @@
# define SHELL_PATH "/bin/sh"
#endif
+void child_process_init(struct child_process *child)
+{
+ memset(child, 0, sizeof(*child));
+ argv_array_init(&child->args);
+}
+
struct child_to_clean {
pid_t pid;
struct child_to_clean *next;
@@ -555,31 +561,21 @@ int run_command(struct child_process *cmd)
return finish_command(cmd);
}
-static void prepare_run_command_v_opt(struct child_process *cmd,
- const char **argv,
- int opt)
-{
- memset(cmd, 0, sizeof(*cmd));
- cmd->argv = argv;
- cmd->no_stdin = opt & RUN_COMMAND_NO_STDIN ? 1 : 0;
- cmd->git_cmd = opt & RUN_GIT_CMD ? 1 : 0;
- cmd->stdout_to_stderr = opt & RUN_COMMAND_STDOUT_TO_STDERR ? 1 : 0;
- cmd->silent_exec_failure = opt & RUN_SILENT_EXEC_FAILURE ? 1 : 0;
- cmd->use_shell = opt & RUN_USING_SHELL ? 1 : 0;
- cmd->clean_on_exit = opt & RUN_CLEAN_ON_EXIT ? 1 : 0;
-}
-
int run_command_v_opt(const char **argv, int opt)
{
- struct child_process cmd;
- prepare_run_command_v_opt(&cmd, argv, opt);
- return run_command(&cmd);
+ return run_command_v_opt_cd_env(argv, opt, NULL, NULL);
}
int run_command_v_opt_cd_env(const char **argv, int opt, const char *dir, const char *const *env)
{
- struct child_process cmd;
- prepare_run_command_v_opt(&cmd, argv, opt);
+ struct child_process cmd = CHILD_PROCESS_INIT;
+ cmd.argv = argv;
+ cmd.no_stdin = opt & RUN_COMMAND_NO_STDIN ? 1 : 0;
+ cmd.git_cmd = opt & RUN_GIT_CMD ? 1 : 0;
+ cmd.stdout_to_stderr = opt & RUN_COMMAND_STDOUT_TO_STDERR ? 1 : 0;
+ cmd.silent_exec_failure = opt & RUN_SILENT_EXEC_FAILURE ? 1 : 0;
+ cmd.use_shell = opt & RUN_USING_SHELL ? 1 : 0;
+ cmd.clean_on_exit = opt & RUN_CLEAN_ON_EXIT ? 1 : 0;
cmd.dir = dir;
cmd.env = env;
return run_command(&cmd);
@@ -763,14 +759,13 @@ char *find_hook(const char *name)
int run_hook_ve(const char *const *env, const char *name, va_list args)
{
- struct child_process hook;
+ struct child_process hook = CHILD_PROCESS_INIT;
const char *p;
p = find_hook(name);
if (!p)
return 0;
- memset(&hook, 0, sizeof(hook));
argv_array_push(&hook.args, p);
while ((p = va_arg(args, const char *)))
argv_array_push(&hook.args, p);
diff --git a/run-command.h b/run-command.h
index ea73de309b..1b135d1c96 100644
--- a/run-command.h
+++ b/run-command.h
@@ -44,6 +44,9 @@ struct child_process {
unsigned clean_on_exit:1;
};
+#define CHILD_PROCESS_INIT { NULL, ARGV_ARRAY_INIT }
+void child_process_init(struct child_process *);
+
int start_command(struct child_process *);
int finish_command(struct child_process *);
int run_command(struct child_process *);
diff --git a/send-pack.c b/send-pack.c
index 6129b0fd8e..8b4cbf049c 100644
--- a/send-pack.c
+++ b/send-pack.c
@@ -47,7 +47,7 @@ static int pack_objects(int fd, struct ref *refs, struct sha1_array *extra, stru
NULL,
NULL,
};
- struct child_process po;
+ struct child_process po = CHILD_PROCESS_INIT;
int i;
i = 4;
@@ -59,7 +59,6 @@ static int pack_objects(int fd, struct ref *refs, struct sha1_array *extra, stru
argv[i++] = "-q";
if (args->progress)
argv[i++] = "--progress";
- memset(&po, 0, sizeof(po));
po.argv = argv;
po.in = -1;
po.out = args->stateless_rpc ? -1 : fd;
diff --git a/submodule.c b/submodule.c
index c3a61e70f9..0690dc50d0 100644
--- a/submodule.c
+++ b/submodule.c
@@ -433,13 +433,12 @@ static int submodule_needs_pushing(const char *path, const unsigned char sha1[20
return 0;
if (for_each_remote_ref_submodule(path, has_remote, NULL) > 0) {
- struct child_process cp;
+ struct child_process cp = CHILD_PROCESS_INIT;
const char *argv[] = {"rev-list", NULL, "--not", "--remotes", "-n", "1" , NULL};
struct strbuf buf = STRBUF_INIT;
int needs_pushing = 0;
argv[1] = sha1_to_hex(sha1);
- memset(&cp, 0, sizeof(cp));
cp.argv = argv;
cp.env = local_repo_env;
cp.git_cmd = 1;
@@ -524,10 +523,9 @@ static int push_submodule(const char *path)
return 1;
if (for_each_remote_ref_submodule(path, has_remote, NULL) > 0) {
- struct child_process cp;
+ struct child_process cp = CHILD_PROCESS_INIT;
const char *argv[] = {"push", NULL};
- memset(&cp, 0, sizeof(cp));
cp.argv = argv;
cp.env = local_repo_env;
cp.git_cmd = 1;
@@ -569,12 +567,11 @@ static int is_submodule_commit_present(const char *path, unsigned char sha1[20])
if (!add_submodule_odb(path) && lookup_commit_reference(sha1)) {
/* Even if the submodule is checked out and the commit is
* present, make sure it is reachable from a ref. */
- struct child_process cp;
+ struct child_process cp = CHILD_PROCESS_INIT;
const char *argv[] = {"rev-list", "-n", "1", NULL, "--not", "--all", NULL};
struct strbuf buf = STRBUF_INIT;
argv[3] = sha1_to_hex(sha1);
- memset(&cp, 0, sizeof(cp));
cp.argv = argv;
cp.env = local_repo_env;
cp.git_cmd = 1;
@@ -695,7 +692,7 @@ int fetch_populated_submodules(const struct argv_array *options,
int quiet)
{
int i, result = 0;
- struct child_process cp;
+ struct child_process cp = CHILD_PROCESS_INIT;
struct argv_array argv = ARGV_ARRAY_INIT;
struct string_list_item *name_for_path;
const char *work_tree = get_git_work_tree();
@@ -711,7 +708,6 @@ int fetch_populated_submodules(const struct argv_array *options,
argv_array_push(&argv, "--recurse-submodules-default");
/* default value, "--submodule-prefix" and its value are added later */
- memset(&cp, 0, sizeof(cp));
cp.env = local_repo_env;
cp.git_cmd = 1;
cp.no_stdin = 1;
@@ -794,7 +790,7 @@ out:
unsigned is_submodule_modified(const char *path, int ignore_untracked)
{
ssize_t len;
- struct child_process cp;
+ struct child_process cp = CHILD_PROCESS_INIT;
const char *argv[] = {
"status",
"--porcelain",
@@ -821,7 +817,6 @@ unsigned is_submodule_modified(const char *path, int ignore_untracked)
if (ignore_untracked)
argv[2] = "-uno";
- memset(&cp, 0, sizeof(cp));
cp.argv = argv;
cp.env = local_repo_env;
cp.git_cmd = 1;
@@ -862,7 +857,7 @@ unsigned is_submodule_modified(const char *path, int ignore_untracked)
int submodule_uses_gitfile(const char *path)
{
- struct child_process cp;
+ struct child_process cp = CHILD_PROCESS_INIT;
const char *argv[] = {
"submodule",
"foreach",
@@ -883,7 +878,6 @@ int submodule_uses_gitfile(const char *path)
strbuf_release(&buf);
/* Now test that all nested submodules use a gitfile too */
- memset(&cp, 0, sizeof(cp));
cp.argv = argv;
cp.env = local_repo_env;
cp.git_cmd = 1;
@@ -901,7 +895,7 @@ int ok_to_remove_submodule(const char *path)
{
struct stat st;
ssize_t len;
- struct child_process cp;
+ struct child_process cp = CHILD_PROCESS_INIT;
const char *argv[] = {
"status",
"--porcelain",
@@ -918,7 +912,6 @@ int ok_to_remove_submodule(const char *path)
if (!submodule_uses_gitfile(path))
return 0;
- memset(&cp, 0, sizeof(cp));
cp.argv = argv;
cp.env = local_repo_env;
cp.git_cmd = 1;
diff --git a/test-run-command.c b/test-run-command.c
index 37918e15f5..89c7de2c60 100644
--- a/test-run-command.c
+++ b/test-run-command.c
@@ -15,9 +15,7 @@
int main(int argc, char **argv)
{
- struct child_process proc;
-
- memset(&proc, 0, sizeof(proc));
+ struct child_process proc = CHILD_PROCESS_INIT;
if (argc < 3)
return 1;
diff --git a/test-subprocess.c b/test-subprocess.c
index 93525eb7be..56881a0324 100644
--- a/test-subprocess.c
+++ b/test-subprocess.c
@@ -3,7 +3,7 @@
int main(int argc, char **argv)
{
- struct child_process cp;
+ struct child_process cp = CHILD_PROCESS_INIT;
int nogit = 0;
setup_git_directory_gently(&nogit);
@@ -13,7 +13,6 @@ int main(int argc, char **argv)
setup_work_tree();
argv++;
}
- memset(&cp, 0, sizeof(cp));
cp.git_cmd = 1;
cp.argv = (const char **)argv + 1;
return run_command(&cp);
diff --git a/transport-helper.c b/transport-helper.c
index 3d8fe7d801..080a7a6ae2 100644
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -118,7 +118,8 @@ static struct child_process *get_helper(struct transport *transport)
if (data->helper)
return data->helper;
- helper = xcalloc(1, sizeof(*helper));
+ helper = xmalloc(sizeof(*helper));
+ child_process_init(helper);
helper->in = -1;
helper->out = -1;
helper->err = 0;
@@ -395,7 +396,7 @@ static int get_importer(struct transport *transport, struct child_process *fasti
struct child_process *helper = get_helper(transport);
struct helper_data *data = transport->data;
int cat_blob_fd, code;
- memset(fastimport, 0, sizeof(*fastimport));
+ child_process_init(fastimport);
fastimport->in = helper->out;
argv_array_push(&fastimport->args, "fast-import");
argv_array_push(&fastimport->args, debug ? "--stats" : "--quiet");
diff --git a/transport.c b/transport.c
index 662421bb5e..7388bb87da 100644
--- a/transport.c
+++ b/transport.c
@@ -201,7 +201,7 @@ static struct ref *get_refs_via_rsync(struct transport *transport, int for_push)
{
struct strbuf buf = STRBUF_INIT, temp_dir = STRBUF_INIT;
struct ref dummy = {NULL}, *tail = &dummy;
- struct child_process rsync;
+ struct child_process rsync = CHILD_PROCESS_INIT;
const char *args[5];
int temp_dir_len;
@@ -218,7 +218,6 @@ static struct ref *get_refs_via_rsync(struct transport *transport, int for_push)
strbuf_addstr(&buf, rsync_url(transport->url));
strbuf_addstr(&buf, "/refs");
- memset(&rsync, 0, sizeof(rsync));
rsync.argv = args;
rsync.stdout_to_stderr = 1;
args[0] = "rsync";
@@ -263,9 +262,8 @@ static struct ref *get_refs_via_rsync(struct transport *transport, int for_push)
static int fetch_objs_via_rsync(struct transport *transport,
int nr_objs, struct ref **to_fetch)
{
- struct child_process rsync;
+ struct child_process rsync = CHILD_PROCESS_INIT;
- memset(&rsync, 0, sizeof(rsync));
rsync.stdout_to_stderr = 1;
argv_array_push(&rsync.args, "rsync");
argv_array_push(&rsync.args, (transport->verbose > 1) ? "-rv" : "-r");
@@ -327,7 +325,7 @@ static int rsync_transport_push(struct transport *transport,
{
struct strbuf buf = STRBUF_INIT, temp_dir = STRBUF_INIT;
int result = 0, i;
- struct child_process rsync;
+ struct child_process rsync = CHILD_PROCESS_INIT;
const char *args[10];
if (flags & TRANSPORT_PUSH_MIRROR)
@@ -338,7 +336,6 @@ static int rsync_transport_push(struct transport *transport,
strbuf_addstr(&buf, rsync_url(transport->url));
strbuf_addch(&buf, '/');
- memset(&rsync, 0, sizeof(rsync));
rsync.argv = args;
rsync.stdout_to_stderr = 1;
i = 0;
@@ -1056,7 +1053,7 @@ static int run_pre_push_hook(struct transport *transport,
{
int ret = 0, x;
struct ref *r;
- struct child_process proc;
+ struct child_process proc = CHILD_PROCESS_INIT;
struct strbuf buf;
const char *argv[4];
@@ -1067,7 +1064,6 @@ static int run_pre_push_hook(struct transport *transport,
argv[2] = transport->url;
argv[3] = NULL;
- memset(&proc, 0, sizeof(proc));
proc.argv = argv;
proc.in = -1;
diff --git a/upload-pack.c b/upload-pack.c
index 01de944a0a..c9ea1d3be6 100644
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -80,7 +80,7 @@ static int write_one_shallow(const struct commit_graft *graft, void *cb_data)
static void create_pack_file(void)
{
- struct child_process pack_objects;
+ struct child_process pack_objects = CHILD_PROCESS_INIT;
char data[8193], progress[128];
char abort_msg[] = "aborting due to possible repository "
"corruption on the remote side.";
@@ -108,7 +108,6 @@ static void create_pack_file(void)
argv[arg++] = "--include-tag";
argv[arg++] = NULL;
- memset(&pack_objects, 0, sizeof(pack_objects));
pack_objects.in = -1;
pack_objects.out = -1;
pack_objects.err = -1;
@@ -448,7 +447,7 @@ static void check_non_tip(void)
static const char *argv[] = {
"rev-list", "--stdin", NULL,
};
- static struct child_process cmd;
+ static struct child_process cmd = CHILD_PROCESS_INIT;
struct object *o;
char namebuf[42]; /* ^ + SHA-1 + LF */
int i;
diff --git a/wt-status.c b/wt-status.c
index 27da5296be..1bf5d72545 100644
--- a/wt-status.c
+++ b/wt-status.c
@@ -725,7 +725,7 @@ static void wt_status_print_changed(struct wt_status *s)
static void wt_status_print_submodule_summary(struct wt_status *s, int uncommitted)
{
- struct child_process sm_summary;
+ struct child_process sm_summary = CHILD_PROCESS_INIT;
struct argv_array env = ARGV_ARRAY_INIT;
struct argv_array argv = ARGV_ARRAY_INIT;
struct strbuf cmd_stdout = STRBUF_INIT;
@@ -744,7 +744,6 @@ static void wt_status_print_submodule_summary(struct wt_status *s, int uncommitt
if (!uncommitted)
argv_array_push(&argv, s->amend ? "HEAD^" : "HEAD");
- memset(&sm_summary, 0, sizeof(sm_summary));
sm_summary.argv = argv.argv;
sm_summary.env = env.argv;
sm_summary.git_cmd = 1;