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|
#!/bin/sh
if [ -n "$1" ]; then
compiler_cmd=$1
else
compiler_cmd="gcc"
fi
compiler_defs=$($compiler_cmd -dM -E - < /dev/null)
char_bit=$(echo "$compiler_defs" | grep __CHAR_BIT__ | cut -d' ' -f3)
# only set by compiler if -funsigned-char is specified
char_unsigned=$(echo "$compiler_defs" | grep __CHAR_UNSIGNED__ | cut -d' ' -f3)
if [ -n "$char_unsigned" ] && [ "$char_unsigned" -eq 1 ]; then
default_sign="unsigned"
else
default_sign="signed"
fi
# TODO
size_of_bool=
size_of_short=$(echo "$compiler_defs" | grep __SIZEOF_SHORT__ | cut -d' ' -f3)
size_of_int=$(echo "$compiler_defs" | grep __SIZEOF_INT__ | cut -d' ' -f3)
size_of_long=$(echo "$compiler_defs" | grep __SIZEOF_LONG__ | cut -d' ' -f3)
size_of_long_long=$(echo "$compiler_defs" | grep __SIZEOF_LONG_LONG__ | cut -d' ' -f3)
size_of_float=$(echo "$compiler_defs" | grep __SIZEOF_FLOAT__ | cut -d' ' -f3)
size_of_double=$(echo "$compiler_defs" | grep __SIZEOF_DOUBLE__ | cut -d' ' -f3)
size_of_long_double=$(echo "$compiler_defs" | grep __SIZEOF_LONG_DOUBLE__ | cut -d' ' -f3)
size_of_pointer=$(echo "$compiler_defs" | grep __SIZEOF_POINTER__ | cut -d' ' -f3)
size_of_size_t=$(echo "$compiler_defs" | grep __SIZEOF_SIZE_T__ | cut -d' ' -f3)
size_of_wchar_t=$(echo "$compiler_defs" | grep __SIZEOF_WCHAR_T__ | cut -d' ' -f3)
echo "<?xml version=\"1.0\"?>
<platform>
<char_bit>$char_bit</char_bit>
<default-sign>$default_sign</default-sign>
<sizeof>
<bool>$size_of_bool</bool>
<short>$size_of_short</short>
<int>$size_of_int</int>
<long>$size_of_long</long>
<long-long>$size_of_long_long</long-long>
<float>$size_of_float</float>
<double>$size_of_double</double>
<long-double>$size_of_long_double</long-double>
<pointer>$size_of_pointer</pointer>
<size_t>$size_of_size_t</size_t>
<wchar_t>$size_of_wchar_t</wchar_t>
</sizeof>
</platform>"
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