From bd4cc8e98cc894d716942ec3173bc4d237dc43b1 Mon Sep 17 00:00:00 2001
From: Timo Sirainen <tss@iki.fi>
Date: Fri, 28 Jan 2011 19:41:03 +0200
Subject: [PATCH] script utility now supports the script using stdio/stdout for
 communication.

---
 src/plugins/quota/quota.c |  2 +-
 src/util/script.c         | 13 +++++++++++--
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/plugins/quota/quota.c b/src/plugins/quota/quota.c
index 00b4ec8d7e..c3f11161f4 100644
--- a/src/plugins/quota/quota.c
+++ b/src/plugins/quota/quota.c
@@ -1015,7 +1015,7 @@ static void quota_warning_execute(struct quota_root *root, const char *cmd)
 	}
 
 	str = t_str_new(1024);
-	str_append(str, "VERSION\tscript\t1\t0\n");
+	str_append(str, "VERSION\tscript\t2\t0\n");
 	for (; *args != NULL; args++) {
 		str_append(str, *args);
 		str_append_c(str, '\n');
diff --git a/src/util/script.c b/src/util/script.c
index d5455ab328..c53828c684 100644
--- a/src/util/script.c
+++ b/src/util/script.c
@@ -11,7 +11,7 @@
 #include <stdlib.h>
 #include <unistd.h>
 
-#define SCRIPT_MAJOR_VERSION 1
+#define SCRIPT_MAJOR_VERSION 2
 #define SCRIPT_READ_TIMEOUT_SECS 10
 
 static ARRAY_TYPE(const_string) exec_args;
@@ -44,7 +44,9 @@ static void client_connected(struct master_service_connection *conn)
 	   arg 1 <lf>
 	   arg 2 <lf>
 	   ...
-	   <lf> */
+	   <lf>
+	   [data]
+	*/
 	alarm(SCRIPT_READ_TIMEOUT_SECS);
 	do {
 		prev_size = input->used;
@@ -82,6 +84,13 @@ static void client_connected(struct master_service_connection *conn)
 	}
 	if (close(MASTER_STATUS_FD) < 0)
 		i_error("close(status) failed: %m");
+
+	if (write(conn->fd, "1\n", 2) != 2)
+		i_error("write() failed: %m");
+
+	if (dup2(conn->fd, STDIN_FILENO) < 0 ||
+	    dup2(conn->fd, STDOUT_FILENO) < 0)
+		i_error("dup2() failed: %m");
 	if (close(conn->fd) < 0)
 		i_error("close() failed: %m");
 
-- 
2.47.3