comparison: make/toolchain.sh
make/toolchain.sh
- changeset 204
- e870a7c8f223
- child 206
- f5bdca63bbe7
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| 203:7fe53d5d587c | 204:e870a7c8f223 |
|---|---|
| 1 #!/bin/sh | |
| 2 # | |
| 3 # toolchain detection | |
| 4 # | |
| 5 | |
| 6 C_COMPILERS="cc gcc clang suncc" | |
| 7 CPP_COMPILERS="CC g++ clang++ sunCC" | |
| 8 unset CC_ARG_CHECKED | |
| 9 unset TOOLCHAIN_DETECTION_ERROR | |
| 10 unset TOOLCHAIN_NAME | |
| 11 | |
| 12 check_c_compiler() | |
| 13 { | |
| 14 cat > $TEMP_DIR/test.c << __EOF__ | |
| 15 /* test file */ | |
| 16 #include <stdio.h> | |
| 17 int main(int argc, char **argv) { | |
| 18 #if defined(__GNUC__) | |
| 19 printf("gcc\n"); | |
| 20 #elif defined(__clang__) | |
| 21 printf("clang\n"); | |
| 22 #elif defined(__sun) | |
| 23 printf("suncc\n"); | |
| 24 #else | |
| 25 printf("unknown\n"); | |
| 26 #endif | |
| 27 return 0; | |
| 28 } | |
| 29 __EOF__ | |
| 30 rm -f $TEMP_DIR/checkcc | |
| 31 $1 -o $TEMP_DIR/checkcc $CFLAGS $LDFLAGS $TEMP_DIR/test.c 2> /dev/null | |
| 32 | |
| 33 if [ $? -ne 0 ]; then | |
| 34 return 1 | |
| 35 fi | |
| 36 return 0 | |
| 37 } | |
| 38 | |
| 39 check_cpp_compiler() | |
| 40 { | |
| 41 cat > $TEMP_DIR/test.cpp << __EOF__ | |
| 42 /* test file */ | |
| 43 #include <iostream> | |
| 44 int main(int argc, char **argv) { | |
| 45 #if defined(__GNUC__) | |
| 46 std::cout << "gcc" << std::endl; | |
| 47 #elif defined(__clang__) | |
| 48 std::cout << "clang" << std::endl; | |
| 49 #elif defined(__sun) | |
| 50 std::cout << "suncc" << std::endl; | |
| 51 #else | |
| 52 std::cout << "unknown" << std::endl; | |
| 53 #endif | |
| 54 return 0; | |
| 55 } | |
| 56 __EOF__ | |
| 57 rm -f $TEMP_DIR/checkcc | |
| 58 $1 -o $TEMP_DIR/checkcc $CXXFLAGS $LDFLAGS $TEMP_DIR/test.cpp 2> /dev/null | |
| 59 | |
| 60 if [ $? -ne 0 ]; then | |
| 61 return 1 | |
| 62 fi | |
| 63 return 0 | |
| 64 } | |
| 65 | |
| 66 printf "detect toolchain... " | |
| 67 | |
| 68 for COMP in $C_COMPILERS | |
| 69 do | |
| 70 check_c_compiler $COMP | |
| 71 if [ $? -ne 0 ]; then | |
| 72 if [[ ! -z $CC ]]; then | |
| 73 if [ $COMP = $CC ]; then | |
| 74 echo "$CC is not a working C Compiler" | |
| 75 TOOLCHAIN_DETECTION_ERROR="error" | |
| 76 break | |
| 77 fi | |
| 78 fi | |
| 79 else | |
| 80 TOOLCHAIN_NAME=`$TEMP_DIR/checkcc` | |
| 81 if [ $COMP = "cc" ]; then | |
| 82 # we have found a working compiler, but in case | |
| 83 # the compiler is gcc or clang, we try to use | |
| 84 # these commands and not 'cc' | |
| 85 TOOLCHAIN_NAME=`$TEMP_DIR/checkcc` | |
| 86 if [ $TOOLCHAIN_NAME = "gcc" ]; then | |
| 87 check_c_compiler "gcc" | |
| 88 if [ $? -eq 0 ]; then | |
| 89 COMP=gcc | |
| 90 fi | |
| 91 fi | |
| 92 if [ $TOOLCHAIN_NAME = "clang" ]; then | |
| 93 check_c_compiler "clang" | |
| 94 if [ $? -eq 0 ]; then | |
| 95 COMP=clang | |
| 96 fi | |
| 97 fi | |
| 98 fi | |
| 99 | |
| 100 TOOLCHAIN_NAME=`$TEMP_DIR/checkcc` | |
| 101 TOOLCHAIN_CC=$COMP | |
| 102 echo $TOOLCHAIN_NAME | |
| 103 break | |
| 104 fi | |
| 105 done | |
| 106 if [ -z $TOOLCHAIN_CC ]; then | |
| 107 echo "not found" | |
| 108 fi | |
| 109 | |
| 110 printf "detect C++ compiler... " | |
| 111 | |
| 112 for COMP in $CPP_COMPILERS | |
| 113 do | |
| 114 check_cpp_compiler $COMP | |
| 115 if [ $? -ne 0 ]; then | |
| 116 if [[ ! -z $CXX ]]; then | |
| 117 if [ $COMP = $CXX ]; then | |
| 118 echo "$CC is not a working C++ Compiler" | |
| 119 TOOLCHAIN_DETECTION_ERROR="error" | |
| 120 break | |
| 121 fi | |
| 122 fi | |
| 123 else | |
| 124 if [ $COMP = "CC" ]; then | |
| 125 # we have found a working compiler, but in case | |
| 126 # the compiler is gcc or clang, we try to use | |
| 127 # these commands and not 'cc' | |
| 128 TOOLCHAIN_NAME=`$TEMP_DIR/checkcc` | |
| 129 if [ $TOOLCHAIN_NAME = "gcc" ]; then | |
| 130 check_c_compiler "gcc" | |
| 131 if [ $? -eq 0 ]; then | |
| 132 COMP=gcc | |
| 133 fi | |
| 134 fi | |
| 135 if [ $TOOLCHAIN_NAME = "clang" ]; then | |
| 136 check_c_compiler "clang" | |
| 137 if [ $? -eq 0 ]; then | |
| 138 COMP=clang | |
| 139 fi | |
| 140 fi | |
| 141 fi | |
| 142 | |
| 143 TOOLCHAIN_NAME=`$TEMP_DIR/checkcc` | |
| 144 TOOLCHAIN_CXX=$COMP | |
| 145 echo $TOOLCHAIN_NAME | |
| 146 break | |
| 147 fi | |
| 148 done | |
| 149 if [ -z $TOOLCHAIN_CXX ]; then | |
| 150 echo "not found" | |
| 151 fi | |
| 152 | |
| 153 TOOLCHAIN_LD=$TOOLCHAIN_CC | |
| 154 | |
| 155 if [ -z TOOLCHAIN_NAME ]; then | |
| 156 TOOLCHAIN_DETECTION_ERROR="error" | |
| 157 else | |
| 158 cat >> $TEMP_DIR/config.mk << __EOF__ | |
| 159 # toolchain | |
| 160 __EOF__ | |
| 161 echo "CC = ${TOOLCHAIN_CC}" >> $TEMP_DIR/config.mk | |
| 162 if [[ ! -z $TOOLCHAIN_CXX ]]; then | |
| 163 echo "CXX = ${TOOLCHAIN_CXX}" >> $TEMP_DIR/config.mk | |
| 164 fi | |
| 165 echo "LD = ${TOOLCHAIN_LD}" >> $TEMP_DIR/config.mk | |
| 166 | |
| 167 if [ -e "make/${TOOLCHAIN_NAME}.mk" ]; then | |
| 168 echo "include \$(BUILD_ROOT)/make/${TOOLCHAIN_NAME}.mk" >> $TEMP_DIR/config.mk | |
| 169 fi | |
| 170 fi |
