xread/xwrite: clip MAX_IO_SIZE to SSIZE_MAX

diff --git a/remote-curl.c b/remote-curl.c
index 9abe4b71162d9b718c9c4af10637836714a14be4..5b3ce9eed299e312c132b590ea4926cfb019a271 100644 (file)
--- a/remote-curl.c
+++ b/remote-curl.c
@@ -7,6 +7,7 @@
 #include "run-command.h"
 #include "pkt-line.h"
 #include "sideband.h"
+#include "argv-array.h"
 
 static struct remote *remote;
 static const char *url; /* always ends with a trailing slash */
@@ -216,8 +217,7 @@ static struct discovery* discover_refs(const char *service, int for_push)
                die("Authentication failed for '%s'", url);
        default:
                show_http_message(&type, &buffer);
-               http_error(url);
-               die("HTTP request failed");
+               die("unable to access '%s': %s", url, curl_errorstr);
        }
 
        last= xcalloc(1, sizeof(*last_discovery));
@@ -788,36 +788,35 @@ static int push_dav(int nr_spec, char **specs)
 static int push_git(struct discovery *heads, int nr_spec, char **specs)
 {
        struct rpc_state rpc;
-       const char **argv;
-       int argc = 0, i, err;
+       int i, err;
+       struct argv_array args;
+
+       argv_array_init(&args);
+       argv_array_pushl(&args, "send-pack", "--stateless-rpc", "--helper-status",
+                        NULL);
 
-       argv = xmalloc((10 + nr_spec) * sizeof(char*));
-       argv[argc++] = "send-pack";
-       argv[argc++] = "--stateless-rpc";
-       argv[argc++] = "--helper-status";
        if (options.thin)
-               argv[argc++] = "--thin";
+               argv_array_push(&args, "--thin");
        if (options.dry_run)
-               argv[argc++] = "--dry-run";
+               argv_array_push(&args, "--dry-run");
        if (options.verbosity == 0)
-               argv[argc++] = "--quiet";
+               argv_array_push(&args, "--quiet");
        else if (options.verbosity > 1)
-               argv[argc++] = "--verbose";
-       argv[argc++] = options.progress ? "--progress" : "--no-progress";
-       argv[argc++] = url;
+               argv_array_push(&args, "--verbose");
+       argv_array_push(&args, options.progress ? "--progress" : "--no-progress");
+       argv_array_push(&args, url);
        for (i = 0; i < nr_spec; i++)
-               argv[argc++] = specs[i];
-       argv[argc++] = NULL;
+               argv_array_push(&args, specs[i]);
 
        memset(&rpc, 0, sizeof(rpc));
        rpc.service_name = "git-receive-pack",
-       rpc.argv = argv;
+       rpc.argv = args.argv;
 
        err = rpc_service(&rpc, heads);
        if (rpc.result.len)
                write_or_die(1, rpc.result.buf, rpc.result.len);
        strbuf_release(&rpc.result);
-       free(argv);
+       argv_array_clear(&args);
        return err;
 }