From 3b42f99f60194a4afea5bf04b9f1439ffde4d666 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Mon, 21 Dec 2015 07:33:01 -0500
Subject: mdso_create_output(): initial implementation.

---
 src/output/mdso_create_output.c | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 src/output/mdso_create_output.c

(limited to 'src/output')

diff --git a/src/output/mdso_create_output.c b/src/output/mdso_create_output.c
new file mode 100644
index 0000000..3ecde61
--- /dev/null
+++ b/src/output/mdso_create_output.c
@@ -0,0 +1,37 @@
+/****************************************************************/
+/*  mdso: midipix dso scavenger                                 */
+/*  Copyright (C) 2015  Z. Gilboa                               */
+/*  Released under GPLv2 and GPLv3; see COPYING.MDSO.           */
+/****************************************************************/
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stddef.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#include <mdso/mdso.h>
+#include "mdso_driver_impl.h"
+
+FILE * mdso_create_output(
+	const struct mdso_driver_ctx *	dctx,
+	const char *			asmname)
+{
+	struct mdso_driver_ctx_impl *	ictx;
+	uintptr_t			addr;
+	int				fdout;
+
+	if (!dctx->cctx->dstdir)
+		return stdout;
+
+	addr = (uintptr_t)dctx - offsetof(struct mdso_driver_ctx_impl,ctx);
+	ictx = (struct mdso_driver_ctx_impl *)addr;
+
+	if ((fdout = openat(ictx->fddst,asmname,
+                        O_CREAT|O_TRUNC|O_WRONLY|O_NOCTTY|O_NOFOLLOW,
+                        S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH)) < 0)
+		return 0;
+
+	return fdopen(fdout,"w");
+}
-- 
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