terminal-chess: make/toolchain.sh@0bdb910478cc (annotated)

make/toolchain.sh@0bdb910478cc (annotated)

make/toolchain.sh

Sun, 01 Oct 2023 12:53:35 +0200

author: Mike Becker <universe@uap-core.de>
date: Sun, 01 Oct 2023 12:53:35 +0200
changeset 71: 0bdb910478cc
permissions: -rw-r--r--

add uwproj configure script generator

 #!/bin/sh
 #
 # toolchain detection
 #
 C_COMPILERS="gcc clang suncc cc"
 CPP_COMPILERS="g++ clang++ sunCC CC"
 unset TOOLCHAIN_NAME
 unset TOOLCHAIN_CC
 unset TOOLCHAIN_CXX
 check_c_compiler()
 {
 	cat > "$TEMP_DIR/test.c" << __EOF__
 /* test file */
 #include <stdio.h>
 int main(int argc, char **argv) {
 #if defined(__clang__)
 	printf("clang\n");
 #elif defined(__GNUC__)
 	printf("gcc\n");
 #elif defined(__sun)
 	printf("suncc\n");
 #else
 	printf("unknown\n");
 #endif
 	return 0;
 }
 __EOF__
 	rm -f "$TEMP_DIR/checkcc"
 	$1 -o "$TEMP_DIR/checkcc" $CFLAGS $LDFLAGS "$TEMP_DIR/test.c" 2> /dev/null
 }
 check_cpp_compiler()
 {
 	cat > "$TEMP_DIR/test.cpp" << __EOF__
 /* test file */
 #include <iostream>
 int main(int argc, char **argv) {
 #if defined(__clang__)
 	std::cout << "clang" << std::endl;
 #elif defined(__GNUC__)
 	std::cout << "gcc" << std::endl;
 #elif defined(__sun)
 	std::cout << "suncc" << std::endl;
 #else
 	std::cout << "cc" << std::endl;
 #endif
 	return 0;
 }
 __EOF__
 	rm -f "$TEMP_DIR/checkcc"
 	$1 -o "$TEMP_DIR/checkcc" $CXXFLAGS $LDFLAGS "$TEMP_DIR/test.cpp" 2> /dev/null
 }
 create_libtest_source()
 {
   # $1: filename
   # $2: optional include
 	cat > "$TEMP_DIR/$1" << __EOF__
 /* libtest file */
 int main(int argc, char **argv) {
 	return 0;
 }
 __EOF__
   if [ -n "$2" ]; then
     echo "#include <$2>" >> "$TEMP_DIR/$1"
   fi
 }
 check_c_lib()
 {
   # $1: libname
   # $2: optional include
   if [ -z "$TOOLCHAIN_CC" ]; then
     return 1
   fi
   create_libtest_source "test.c" "$2"
   rm -f "$TEMP_DIR/checklib"
 	$TOOLCHAIN_CC -o "$TEMP_DIR/checklib" $CFLAGS $LDFLAGS "-l$1" "$TEMP_DIR/test.c" 2> /dev/null
 }
 check_cpp_lib()
 {
   # $1: libname
   # $2: optional include
   if [ -z "$TOOLCHAIN_CXX" ]; then
     return 1
   fi
 	create_libtest_source "test.cpp" "$2"
   rm -f "$TEMP_DIR/checklib"
 	$TOOLCHAIN_CXX -o "$TEMP_DIR/checklib" $CXXFLAGS $LDFLAGS "-l$1" "$TEMP_DIR/test.cpp" 2> /dev/null
 }
 check_lib()
 {
   # $1: libname
   # $2: optional include
 	if [ -n "$TOOLCHAIN_CC" ]; then
 		check_c_lib "$1" "$2"
 	elif  [ -n "$TOOLCHAIN_CXX" ]; then
 	  check_cpp_lib "$1" "$2"
 	fi
 }
 detect_c_compiler()
 {
   if [ -n "$TOOLCHAIN_CC" ]; then
     return 0
   fi
   printf "detect C compiler... "
   if [ -n "$CC" ]; then
     if check_c_compiler "$CC"; then
       TOOLCHAIN_CC=$CC
       TOOLCHAIN_NAME=`"$TEMP_DIR/checkcc"`
       echo "$CC"
       return 0
     else
       echo "$CC is not a working C compiler"
       return 1
     fi
   else
     for COMP in $C_COMPILERS
     do
       if check_c_compiler "$COMP"; then
         TOOLCHAIN_CC=$COMP
         TOOLCHAIN_NAME=`"$TEMP_DIR/checkcc"`
         echo "$COMP"
         return 0
       fi
     done
     echo "not found"
     return 1
   fi
 }
 detect_cpp_compiler()
 {
   if [ -n "$TOOLCHAIN_CXX" ]; then
     return 0
   fi
   printf "detect C++ compiler... "
   if [ -n "$CXX" ]; then
     if check_cpp_compiler "$CXX"; then
       TOOLCHAIN_CXX=$CXX
       TOOLCHAIN_NAME=`"$TEMP_DIR/checkcc"`
       echo "$CXX"
       return 0
     else
       echo "$CXX is not a working C++ compiler"
       return 1
     fi
   else
     for COMP in $CPP_COMPILERS
     do
       if check_cpp_compiler "$COMP"; then
         TOOLCHAIN_CXX=$COMP
         TOOLCHAIN_NAME=`"$TEMP_DIR/checkcc"`
         echo "$COMP"
         return 0
       fi
     done
     echo "${TOOLCHAIN_CXX:-"not found"}"
     return 1
   fi
 }
 write_toolchain_defaults()
 {
   echo "# toolchain" >> "$1"
   if [ -n "$TOOLCHAIN_CC" ]; then
     echo "CC = ${TOOLCHAIN_CC}" >> "$1"
   fi
   if [ -n "$TOOLCHAIN_CXX" ]; then
     echo "CXX = ${TOOLCHAIN_CXX}" >> "$1"
   fi
   echo >> "$1"
   if [ -f "make/${TOOLCHAIN_NAME}.mk" ]; then
     cat "make/${TOOLCHAIN_NAME}.mk" >> "$1"
   elif [ -f "make/cc.mk" ]; then
     cat "make/cc.mk" >> "$1"
   else
     echo "!!! WARNING !!! Default toolchain flags not found. Configuration might be incomplete."
   fi
 }

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make/toolchain.sh@0bdb910478cc (annotated)

make/toolchain.sh