Show usage string for 'git get-tar-commit-id -h'

diff --git a/connect.c b/connect.c
index 2f23ab3b87e500137fe0af957901c30e61434564..7945e38ac1c99c09f7975ae99767bc9747ac3740 100644 (file)
--- a/connect.c
+++ b/connect.c
@@ -177,18 +177,11 @@ static enum protocol get_protocol(const char *name)
 
 static const char *ai_name(const struct addrinfo *ai)
 {
-       static char addr[INET_ADDRSTRLEN];
-       if ( AF_INET == ai->ai_family ) {
-               struct sockaddr_in *in;
-               in = (struct sockaddr_in *)ai->ai_addr;
-               inet_ntop(ai->ai_family, &in->sin_addr, addr, sizeof(addr));
-       } else if ( AF_INET6 == ai->ai_family ) {
-               struct sockaddr_in6 *in;
-               in = (struct sockaddr_in6 *)ai->ai_addr;
-               inet_ntop(ai->ai_family, &in->sin6_addr, addr, sizeof(addr));
-       } else {
+       static char addr[NI_MAXHOST];
+       if (getnameinfo(ai->ai_addr, ai->ai_addrlen, addr, sizeof(addr), NULL, 0,
+                       NI_NUMERICHOST) != 0)
                strcpy(addr, "(unknown)");
-       }
+
        return addr;
 }
 
@@ -373,8 +366,6 @@ static void git_tcp_connect(int fd[2], char *host, int flags)
 
 
 static char *git_proxy_command;
-static const char *rhost_name;
-static int rhost_len;
 
 static int git_proxy_command_options(const char *var, const char *value,
                void *cb)
@@ -383,6 +374,8 @@ static int git_proxy_command_options(const char *var, const char *value,
                const char *for_pos;
                int matchlen = -1;
                int hostlen;
+               const char *rhost_name = cb;
+               int rhost_len = strlen(rhost_name);
 
                if (git_proxy_command)
                        return 0;
@@ -426,11 +419,8 @@ static int git_proxy_command_options(const char *var, const char *value,
 
 static int git_use_proxy(const char *host)
 {
-       rhost_name = host;
-       rhost_len = strlen(host);
        git_proxy_command = getenv("GIT_PROXY_COMMAND");
-       git_config(git_proxy_command_options, NULL);
-       rhost_name = NULL;
+       git_config(git_proxy_command_options, (void*)host);
        return (git_proxy_command && *git_proxy_command);
 }
 
@@ -474,7 +464,7 @@ static void git_proxy_connect(int fd[2], char *host)
 
 #define MAX_CMD_LEN 1024
 
-char *get_port(char *host)
+static char *get_port(char *host)
 {
        char *end;
        char *p = strchr(host, ':');
@@ -507,7 +497,7 @@ struct child_process *git_connect(int fd[2], const char *url_orig,
                                  const char *prog, int flags)
 {
        char *url = xstrdup(url_orig);
-       char *host, *path = url;
+       char *host, *path;
        char *end;
        int c;
        struct child_process *conn;
@@ -523,7 +513,7 @@ struct child_process *git_connect(int fd[2], const char *url_orig,
        signal(SIGCHLD, SIG_DFL);
 
        host = strstr(url, "://");
-       if(host) {
+       if (host) {
                *host = '\0';
                protocol = get_protocol(url);
                host += 3;
@@ -589,7 +579,10 @@ struct child_process *git_connect(int fd[2], const char *url_orig,
                        git_tcp_connect(fd, host, flags);
                /*
                 * Separate original protocol components prog and path
-                * from extended components with a NUL byte.
+                * from extended host header with a NUL byte.
+                *
+                * Note: Do not add any other headers here!  Doing so
+                * will cause older git-daemon servers to crash.
                 */
                packet_write(fd[1],
                             "%s %s%chost=%s%c",
@@ -612,14 +605,18 @@ struct child_process *git_connect(int fd[2], const char *url_orig,
                die("command line too long");
 
        conn->in = conn->out = -1;
-       conn->argv = arg = xcalloc(6, sizeof(*arg));
+       conn->argv = arg = xcalloc(7, sizeof(*arg));
        if (protocol == PROTO_SSH) {
                const char *ssh = getenv("GIT_SSH");
+               int putty = ssh && strcasestr(ssh, "plink");
                if (!ssh) ssh = "ssh";
 
                *arg++ = ssh;
+               if (putty && !strcasestr(ssh, "tortoiseplink"))
+                       *arg++ = "-batch";
                if (port) {
-                       *arg++ = "-p";
+                       /* P is for PuTTY, p is for OpenSSH */
+                       *arg++ = putty ? "-P" : "-p";
                        *arg++ = port;
                }
                *arg++ = host;