run-command: add pre-exec callback

diff --git a/run-command.c b/run-command.c
index 6e29fdf9e2968900d21ea48b992f292204621f19..73d0c312767191a2150b5223806c1733533bc5c2 100644 (file)
--- a/run-command.c
+++ b/run-command.c
@@ -110,6 +110,8 @@ int start_command(struct child_process *cmd)
                                        unsetenv(*cmd->env);
                        }
                }
+               if (cmd->preexec_cb)
+                       cmd->preexec_cb();
                if (cmd->git_cmd) {
                        execv_git_cmd(cmd->argv);
                } else {