1 files changed, 16 insertions, 0 deletions
diff --git a/run-command.c b/run-command.c
index 0b432cc971..65ecbe31d7 100644
--- a/run-command.c
+++ b/run-command.c
@@ -833,3 +833,19 @@ int run_hook_le(const char *const *env, const char *name, ...)
 
 	return ret;
 }
+
+int capture_command(struct child_process *cmd, struct strbuf *buf, size_t hint)
+{
+	cmd->out = -1;
+	if (start_command(cmd) < 0)
+		return -1;
+
+	if (strbuf_read(buf, cmd->out, hint) < 0) {
+		close(cmd->out);
+		finish_command(cmd); /* throw away exit code */
+		return -1;
+	}
+
+	close(cmd->out);
+	return finish_command(cmd);
+}