remove unnecessary NULL check before free(3)

diff --git a/upload-pack.c b/upload-pack.c
index 26746f67e2387f91c4e7052a2d5224c271a8174b..ca7f9417800bfb27a7dbc0559df8bec772c267fa 100644 (file)
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -14,8 +14,12 @@
 #include "sigchain.h"
 #include "version.h"
 #include "string-list.h"
+#include "parse-options.h"
 
-static const char upload_pack_usage[] = "git upload-pack [--strict] [--timeout=<n>] <dir>";
+static const char * const upload_pack_usage[] = {
+       N_("git upload-pack [<options>] <dir>"),
+       NULL
+};
 
 /* Remember to update object flag allocation in object.h */
 #define THEY_HAVE      (1u << 11)
@@ -52,6 +56,7 @@ static int keepalive = 5;
 static int use_sideband;
 static int advertise_refs;
 static int stateless_rpc;
+static const char *pack_objects_hook;
 
 static void reset_timeout(void)
 {
@@ -94,6 +99,14 @@ static void create_pack_file(void)
        int i;
        FILE *pipe_fd;
 
+       if (!pack_objects_hook)
+               pack_objects.git_cmd = 1;
+       else {
+               argv_array_push(&pack_objects.args, pack_objects_hook);
+               argv_array_push(&pack_objects.args, "git");
+               pack_objects.use_shell = 1;
+       }
+
        if (shallow_nr) {
                argv_array_push(&pack_objects.args, "--shallow-file");
                argv_array_push(&pack_objects.args, "");
@@ -116,7 +129,6 @@ static void create_pack_file(void)
        pack_objects.in = -1;
        pack_objects.out = -1;
        pack_objects.err = -1;
-       pack_objects.git_cmd = 1;
 
        if (start_command(&pack_objects))
                die("git upload-pack: unable to fork git-pack-objects");
@@ -809,6 +821,9 @@ static int upload_pack_config(const char *var, const char *value, void *unused)
                keepalive = git_config_int(var, value);
                if (!keepalive)
                        keepalive = -1;
+       } else if (current_config_scope() != CONFIG_SCOPE_REPO) {
+               if (!strcmp("uploadpack.packobjectshook", var))
+                       return git_config_string(&pack_objects_hook, var, value);
        }
        return parse_hide_refs_config(var, value, "uploadpack");
 }
@@ -816,46 +831,33 @@ static int upload_pack_config(const char *var, const char *value, void *unused)
 int cmd_main(int argc, const char **argv)
 {
        const char *dir;
-       int i;
        int strict = 0;
+       struct option options[] = {
+               OPT_BOOL(0, "stateless-rpc", &stateless_rpc,
+                        N_("quit after a single request/response exchange")),
+               OPT_BOOL(0, "advertise-refs", &advertise_refs,
+                        N_("exit immediately after initial ref advertisement")),
+               OPT_BOOL(0, "strict", &strict,
+                        N_("do not try <directory>/.git/ if <directory> is no Git directory")),
+               OPT_INTEGER(0, "timeout", &timeout,
+                           N_("interrupt transfer after <n> seconds of inactivity")),
+               OPT_END()
+       };
 
        packet_trace_identity("upload-pack");
        check_replace_refs = 0;
 
-       for (i = 1; i < argc; i++) {
-               const char *arg = argv[i];
+       argc = parse_options(argc, argv, NULL, options, upload_pack_usage, 0);
 
-               if (arg[0] != '-')
-                       break;
-               if (!strcmp(arg, "--advertise-refs")) {
-                       advertise_refs = 1;
-                       continue;
-               }
-               if (!strcmp(arg, "--stateless-rpc")) {
-                       stateless_rpc = 1;
-                       continue;
-               }
-               if (!strcmp(arg, "--strict")) {
-                       strict = 1;
-                       continue;
-               }
-               if (starts_with(arg, "--timeout=")) {
-                       timeout = atoi(arg+10);
-                       daemon_mode = 1;
-                       continue;
-               }
-               if (!strcmp(arg, "--")) {
-                       i++;
-                       break;
-               }
-       }
+       if (argc != 1)
+               usage_with_options(upload_pack_usage, options);
 
-       if (i != argc-1)
-               usage(upload_pack_usage);
+       if (timeout)
+               daemon_mode = 1;
 
        setup_path();
 
-       dir = argv[i];
+       dir = argv[0];
 
        if (!enter_repo(dir, strict))
                die("'%s' does not appear to be a git repository", dir);