sigchain: add command to pop all common signals

[thirdparty/git.git] / run-command.c

diff --git a/run-command.c b/run-command.c
index e17e456cdaef63d3fa587b8e216bf1fe5c372317..13fa452e8c3d5a5e20e24a969d53ce7ade4019bf 100644 (file)
--- a/run-command.c
+++ b/run-command.c
@@ -11,6 +11,12 @@ void child_process_init(struct child_process *child)
        argv_array_init(&child->env_array);
 }
 
+void child_process_clear(struct child_process *child)
+{
+       argv_array_clear(&child->args);
+       argv_array_clear(&child->env_array);
+}
+
 struct child_to_clean {
        pid_t pid;
        struct child_to_clean *next;
@@ -327,8 +333,7 @@ int start_command(struct child_process *cmd)
 fail_pipe:
                        error("cannot create %s pipe for %s: %s",
                                str, cmd->argv[0], strerror(failed_errno));
-                       argv_array_clear(&cmd->args);
-                       argv_array_clear(&cmd->env_array);
+                       child_process_clear(cmd);
                        errno = failed_errno;
                        return -1;
                }
@@ -513,8 +518,7 @@ fail_pipe:
                        close_pair(fderr);
                else if (cmd->err)
                        close(cmd->err);
-               argv_array_clear(&cmd->args);
-               argv_array_clear(&cmd->env_array);
+               child_process_clear(cmd);
                errno = failed_errno;
                return -1;
        }
@@ -540,8 +544,7 @@ fail_pipe:
 int finish_command(struct child_process *cmd)
 {
        int ret = wait_or_whine(cmd->pid, cmd->argv[0], 0);
-       argv_array_clear(&cmd->args);
-       argv_array_clear(&cmd->env_array);
+       child_process_clear(cmd);
        return ret;
 }