91 lines
2.4 KiB
Bash
Executable File
91 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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LC_ALL=C
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export LC_ALL
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compile="$1"
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# Possible types must be listed in ascending order
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possible_integer_kinds="1 2 4 8 16"
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possible_real_kinds="4 8 10 16"
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largest=""
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smallest=""
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for k in $possible_integer_kinds; do
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echo " integer (kind=$k) :: i" > tmp$$.f90
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echo " end" >> tmp$$.f90
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if $compile -c tmp$$.f90 > /dev/null 2>&1; then
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s=`expr 8 \* $k`
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largest="$k"
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if [ $s -eq 128 ]; then
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prefix="__"
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else
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prefix=""
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fi
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if [ "$smallest" = "" ]; then
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smallest="$k"
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fi
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echo "typedef ${prefix}int${s}_t GFC_INTEGER_${k};"
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echo "typedef ${prefix}uint${s}_t GFC_UINTEGER_${k};"
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echo "typedef GFC_INTEGER_${k} GFC_LOGICAL_${k};"
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echo "#define HAVE_GFC_LOGICAL_${k}"
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echo "#define HAVE_GFC_INTEGER_${k}"
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echo ""
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fi
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rm -f tmp$$.*
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done
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echo "#define GFC_INTEGER_LARGEST GFC_INTEGER_${largest}"
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echo "#define GFC_UINTEGER_LARGEST GFC_UINTEGER_${largest}"
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echo "#define GFC_DEFAULT_CHAR ${smallest}"
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echo ""
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for k in $possible_real_kinds; do
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echo " real (kind=$k) :: x" > tmp$$.f90
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echo " end" >> tmp$$.f90
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if $compile -c tmp$$.f90 > /dev/null 2>&1; then
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case $k in
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4) ctype="float" ; suffix="f" ;;
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8) ctype="double" ; suffix="" ;;
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10) ctype="long double" ; suffix="l" ;;
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16) ctype="long double" ; suffix="l" ;;
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*) echo "$0: Unknown type" >&2 ; exit 1 ;;
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esac
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# Check for the value of HUGE
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echo "print *, huge(0._$k) ; end" > tmq$$.f90
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huge=`$compile -c -fdump-parse-tree tmq$$.f90 | grep TRANSFER \
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| sed 's/ *TRANSFER *//' | sed 's/_.*//'`
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rm -f tmq$$.*
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# Check for the value of DIGITS
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echo "print *, digits(0._$k) ; end" > tmq$$.f90
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digits=`$compile -c -fdump-parse-tree tmq$$.f90 | grep TRANSFER \
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| sed 's/ *TRANSFER *//'`
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rm -f tmq$$.*
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# Check for the value of RADIX
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echo "print *, radix(0._$k) ; end" > tmq$$.f90
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radix=`$compile -c -fdump-parse-tree tmq$$.f90 | grep TRANSFER \
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| sed 's/ *TRANSFER *//'`
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rm -f tmq$$.*
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# Output the information we've gathered
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echo "typedef ${ctype} GFC_REAL_${k};"
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echo "typedef complex ${ctype} GFC_COMPLEX_${k};"
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echo "#define HAVE_GFC_REAL_${k}"
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echo "#define HAVE_GFC_COMPLEX_${k}"
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echo "#define GFC_REAL_${k}_HUGE ${huge}${suffix}"
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echo "#define GFC_REAL_${k}_DIGITS ${digits}"
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echo "#define GFC_REAL_${k}_RADIX ${radix}"
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echo ""
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fi
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rm -f tmp$$.*
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done
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exit 0
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