sq_quote_argv and add_to_string rework with strbuf's.
[git/git.git] / connect.c
index 1653a0e..06d279e 100644 (file)
--- a/connect.c
+++ b/connect.c
@@ -577,16 +577,13 @@ pid_t git_connect(int fd[2], char *url, const char *prog, int flags)
        if (pid < 0)
                die("unable to fork");
        if (!pid) {
-               char command[MAX_CMD_LEN];
-               char *posn = command;
-               int size = MAX_CMD_LEN;
-               int of = 0;
+               struct strbuf cmd;
 
-               of |= add_to_string(&posn, &size, prog, 0);
-               of |= add_to_string(&posn, &size, " ", 0);
-               of |= add_to_string(&posn, &size, path, 1);
-
-               if (of)
+               strbuf_init(&cmd, MAX_CMD_LEN);
+               strbuf_addstr(&cmd, prog);
+               strbuf_addch(&cmd, ' ');
+               sq_quote_buf(&cmd, path);
+               if (cmd.len >= MAX_CMD_LEN)
                        die("command line too long");
 
                dup2(pipefd[1][0], 0);
@@ -606,10 +603,10 @@ pid_t git_connect(int fd[2], char *url, const char *prog, int flags)
                                ssh_basename++;
 
                        if (!port)
-                               execlp(ssh, ssh_basename, host, command, NULL);
+                               execlp(ssh, ssh_basename, host, cmd.buf, NULL);
                        else
                                execlp(ssh, ssh_basename, "-p", port, host,
-                                      command, NULL);
+                                      cmd.buf, NULL);
                }
                else {
                        unsetenv(ALTERNATE_DB_ENVIRONMENT);
@@ -618,7 +615,7 @@ pid_t git_connect(int fd[2], char *url, const char *prog, int flags)
                        unsetenv(GIT_WORK_TREE_ENVIRONMENT);
                        unsetenv(GRAFT_ENVIRONMENT);
                        unsetenv(INDEX_ENVIRONMENT);
-                       execlp("sh", "sh", "-c", command, NULL);
+                       execlp("sh", "sh", "-c", cmd.buf, NULL);
                }
                die("exec failed");
        }