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

diff --git a/connect.c b/connect.c
index 692d47657899b8903042c06443d4ecc3a749bba0..7945e38ac1c99c09f7975ae99767bc9747ac3740 100644 (file)
--- a/connect.c
+++ b/connect.c
@@ -464,7 +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, ':');
@@ -513,7 +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;
@@ -579,7 +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",