RetroArch/qb/qb.comp.sh
2019-02-08 12:43:58 -08:00

111 lines
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. qb/config.comp.sh
TEMP_C=.tmp.c
TEMP_CXX=.tmp.cxx
TEMP_EXE=.tmp
CC="${CC:-}"
CXX="${CXX:-}"
PKG_CONF_PATH="${PKG_CONF_PATH:-}"
WINDRES="${WINDRES:-}"
# Checking for working C compiler
cat << EOF > "$TEMP_C"
#include <stdio.h>
int main(void) { puts("Hai world!"); return 0; }
EOF
cc_works=0
HAVE_CC=no
if [ "$CC" ]; then
"$CC" -o "$TEMP_EXE" "$TEMP_C" >/dev/null 2>&1 && cc_works=1
else
for cc in gcc cc clang; do
CC="$(exists "${CROSS_COMPILE}${cc}")" || CC=""
if [ "$CC" ]; then
"$CC" -o "$TEMP_EXE" "$TEMP_C" >/dev/null 2>&1 && {
cc_works=1; break
}
fi
done
fi
rm -f -- "$TEMP_C" "$TEMP_EXE"
cc_status='does not work'
if [ "$cc_works" = '1' ]; then
cc_status='works'
HAVE_CC='yes'
elif [ -z "$CC" ]; then
cc_status='not found'
fi
printf %s\\n "Checking for suitable working C compiler ... $CC $cc_status"
if [ "$cc_works" = '0' ] && [ "$USE_LANG_C" = 'yes' ]; then
die 1 'Error: Cannot proceed without a working C compiler.'
fi
# Checking for working C++
cat << EOF > "$TEMP_CXX"
#include <iostream>
int main() { std::cout << "Hai guise" << std::endl; return 0; }
EOF
cxx_works=0
HAVE_CXX=no
if [ "$CXX" ]; then
"$CXX" -o "$TEMP_EXE" "$TEMP_CXX" >/dev/null 2>&1 && cxx_works=1
else
for cxx in g++ c++ clang++; do
CXX="$(exists "${CROSS_COMPILE}${cxx}")" || CXX=""
if [ "$CXX" ]; then
"$CXX" -o "$TEMP_EXE" "$TEMP_CXX" >/dev/null 2>&1 && {
cxx_works=1; break
}
fi
done
fi
rm -f -- "$TEMP_CXX" "$TEMP_EXE"
cxx_status='does not work'
if [ "$cxx_works" = '1' ]; then
cxx_status='works'
HAVE_CXX='yes'
elif [ -z "$CXX" ]; then
cxx_status='not found'
fi
printf %s\\n "Checking for suitable working C++ compiler ... $CXX $cxx_status"
if [ "$cxx_works" = '0' ] && [ "$USE_LANG_CXX" = 'yes' ]; then
die : 'Warning: A working C++ compiler was not found, C++ features will be disabled.'
fi
if [ "$OS" = "Win32" ]; then
echobuf="Checking for windres"
if [ -z "$WINDRES" ]; then
WINDRES="$(exists "${CROSS_COMPILE}windres")" || WINDRES=""
[ -z "$WINDRES" ] && die 1 "$echobuf ... Not found. Exiting."
fi
printf %s\\n "$echobuf ... $WINDRES"
fi
if [ -z "$PKG_CONF_PATH" ]; then
PKG_CONF_PATH="none"
for pkgconf in pkgconf pkg-config; do
PKGCONF="$(exists "${CROSS_COMPILE}${pkgconf}")" || PKGCONF=""
[ "$PKGCONF" ] && {
PKG_CONF_PATH="$PKGCONF"
break
}
done
fi
printf %s\\n "Checking for pkg-config ... $PKG_CONF_PATH"
if [ "$PKG_CONF_PATH" = "none" ]; then
die : 'Warning: pkg-config not found, package checks will fail.'
fi