From 5664b7a2fbd4ec6febed75c862841657cbc2f658 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Feb 18 2019 19:49:15 +0000
Subject: build system: mktemp(1): provide template, explicitly remove temporary files.


---

diff --git a/sofort/ccenv/ccenv.sh b/sofort/ccenv/ccenv.sh
index 91f613c..e56b452 100644
--- a/sofort/ccenv/ccenv.sh
+++ b/sofort/ccenv/ccenv.sh
@@ -308,7 +308,7 @@ ccenv_set_cc()
 		ccenv_host=$($ccenv_cc $ccenv_cflags -dumpmachine 2>/dev/null)
 		ccenv_cchost=$ccenv_host
 	else
-		ccenv_tmp=$(mktemp)
+		ccenv_tmp=$(mktemp ./tmp_XXXXXXXXXXXXXXXX)
 		ccenv_cmd="$ccenv_cc --target=$ccenv_host -E -xc -"
 
 		if [ -z "$mb_user_cc" ]; then
@@ -323,6 +323,9 @@ ccenv_set_cc()
 			fi
 		fi
 
+		rm -f "$ccenv_tmp"
+		unset ccenv_tmp
+
 		ccenv_cchost=$($ccenv_cc $ccenv_cflags -dumpmachine 2>/dev/null)
 	fi
 
@@ -955,7 +958,7 @@ ccenv_output_defs()
 
 	if [ $ccenv_cfgtype = 'native' ]; then
 
-		ccenv_tmp=$(mktemp)
+		ccenv_tmp=$(mktemp ./tmp_XXXXXXXXXXXXXXXX)
 
 		sed                             \
 				-e 's/^\s*$/@/g' \
@@ -967,6 +970,8 @@ ccenv_output_defs()
 			$ccenv_in > "$ccenv_tmp"
 
 		ccenv_in="$ccenv_tmp"
+	else
+		unset ccenv_tmp
 	fi
 
 	ccenv_vars=$(cut -d'=' -f1 "$mb_project_dir/sofort/ccenv/ccenv.vars" \
@@ -1006,6 +1011,11 @@ ccenv_output_defs()
 		mb_native_host=$ccenv_host
 		mb_native_cchost=$ccenv_cchost
 	fi
+
+	if [ -n "${ccenv_tmp:-}" ]; then
+		rm -f "$ccenv_tmp"
+		unset ccenv_tmp
+	fi
 }
 
 ccenv_dso_verify()