From 3e7938ec65907cc86f253ca30375dff9f03e3581 Mon Sep 17 00:00:00 2001
From: Christoph Niethammer <niethammer@hlrs.de>
Date: Mon, 17 Apr 2023 14:31:30 +0000
Subject: [PATCH] Workaround to prevent loading of a default compiler module

To prevent loading a default compiler module set COMPILER="" when calling sit.

Note: Sit will not take care of unloading compiler modules manually loaded by
the user

Signed-off-by: Christoph Niethammer <niethammer@hlrs.de>
---
 sit | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/sit b/sit
index 65cbfc4..c2d3ede 100755
--- a/sit
+++ b/sit
@@ -102,19 +102,21 @@ sit_info "Sit class file(s): $sit_classfile"
 
 # compiler to use
 # (gnu|intel|pgi)
-COMPILER=${COMPILER:=${DEFAULT_COMPILER}}
+COMPILER=${COMPILER=$DEFAULT_COMPILER}
 sit_info_verbose "Compiler: $COMPILER"
 # use specific compiler version
 COMPILER_VERSION=${COMPILER_VERSION:=}
 sit_info_verbose "Compiler version: $COMPILER_VERSION"
 
 
-# Compiler specifications
-COMPILER_CONFIG_FILE="$SIT_PATH/etc/platform-configs/${PLATFORM}/compiler/${COMPILER}"
-if [ -e $COMPILER_CONFIG_FILE ] ; then
-    source $COMPILER_CONFIG_FILE
-else
-    sit_fail "Could not find configuration file for compiler '${COMPILER}' on platform '${PLATFORM}'."
+if [ ! -z ${COMPILER} ] ; then
+    # Compiler specifications if compiler != null
+    COMPILER_CONFIG_FILE="$SIT_PATH/etc/platform-configs/${PLATFORM}/compiler/${COMPILER}"
+    if [ -e $COMPILER_CONFIG_FILE ] ; then
+    	source $COMPILER_CONFIG_FILE
+    else
+    	sit_fail "Could not find configuration file for compiler '${COMPILER}' on platform '${PLATFORM}'."
+    fi
 fi