From 761416a628f6468920db6ac52a36fdbd9eb83ab3 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: May 13 2021 09:12:34 +0000
Subject: driver: stdin input: unlink temporary file upon freeing of driver context.


---

diff --git a/src/driver/mdso_driver_ctx.c b/src/driver/mdso_driver_ctx.c
index e7e4a0f..46525f2 100644
--- a/src/driver/mdso_driver_ctx.c
+++ b/src/driver/mdso_driver_ctx.c
@@ -378,6 +378,9 @@ static void mdso_free_driver_ctx_impl(struct mdso_driver_ctx_alloc * ictx)
 		close(ictx->ctx.fddst);
 
 	if (ictx->ctx.fdtmpin >= 0)
+		unlink(ictx->ctx.tmpname);
+
+	if (ictx->ctx.fdtmpin >= 0)
 		close(ictx->ctx.fdtmpin);
 
 	if (ictx->ctx.asmbase)
diff --git a/src/driver/mdso_unit_ctx.c b/src/driver/mdso_unit_ctx.c
index d14beed..1c6212c 100644
--- a/src/driver/mdso_unit_ctx.c
+++ b/src/driver/mdso_unit_ctx.c
@@ -42,7 +42,7 @@ static int mdso_stdin_to_tmp(const struct mdso_driver_ctx * dctx)
 	ssize_t cnt;
 	char *	ch;
 	char	buf[4096];
-	char	template[] = "/tmp/mdso_stdin_to_tmp_XXXXXX";
+	char	tmpname[] = "/tmp/mdso_stdin_to_tmp_XXXXXX";
 
 	addr = (uintptr_t)dctx - offsetof(struct mdso_driver_ctx_impl,ctx);
 	ictx = (struct mdso_driver_ctx_impl *)addr;
@@ -50,14 +50,17 @@ static int mdso_stdin_to_tmp(const struct mdso_driver_ctx * dctx)
 	if (ictx->fdtmpin >= 0)
 		return dup(ictx->fdtmpin);
 
-	if ((fdtmp = mkstemp(template)) < 0)
+	if ((fdtmp = mkstemp(tmpname)) < 0)
 		return -1;
 
 	if ((ictx->fdtmpin = dup(fdtmp)) < 0) {
 		close(fdtmp);
+		unlink(tmpname);
 		return -1;
 	}
 
+	strcpy(ictx->tmpname,tmpname);
+
 	for (;;) {
 		ret = read(0,buf,sizeof(buf)-1);
 
diff --git a/src/internal/mdso_driver_impl.h b/src/internal/mdso_driver_impl.h
index dc37a66..02234f7 100644
--- a/src/internal/mdso_driver_impl.h
+++ b/src/internal/mdso_driver_impl.h
@@ -59,6 +59,7 @@ struct mdso_driver_ctx_impl {
 	struct mdso_error_info**        erricap;
 	struct mdso_error_info *        erriptr[64];
 	struct mdso_error_info          erribuf[64];
+	char                            tmpname[32];
 };
 
 struct mdso_unit_ctx_impl {