config.tests/unix/endian.test

   1 #!/bin/sh
   2
   3 QMKSPEC=$1
   4 VERBOSE=$2
   5 SRCDIR=$3
   6 OUTDIR=$4
   7
   8 # debuggery
   9 [ "$VERBOSE" = "yes" ] && echo "Determining machine byte-order... ($*)"
  10
  11 # build and run a test program
  12 test -d "$OUTDIR/config.tests/unix/endian" || mkdir -p "$OUTDIR/config.tests/unix/endian"
  13 "$OUTDIR/bin/qmake" -nocache -spec "$QMKSPEC" "$SRCDIR/config.tests/unix/endian/endiantest.pro" -o "$OUTDIR/config.tests/unix/endian/Makefile" >/dev/null 2>&1
  14 cd "$OUTDIR/config.tests/unix/endian"
  15
  16
  17 ENDIAN="UNKNOWN"
  18 [ "$VERBOSE" = "yes" ] && $MAKE || $MAKE >/dev/null 2>&1
  19
  20 if [ -f ./endiantest.exe ]; then
  21     binary=./endiantest.exe
  22 else
  23     binary=./endiantest
  24 fi
  25
  26
  27 if [ -f $binary ]; then
  28     : # nop
  29 else
  30     [ "$VERBOSE" = "yes" ] && echo "Unknown byte order!"
  31     exit 2
  32 fi
  33
  34 if strings $binary | grep LeastSignificantByteFirst >/dev/null 2>&1; then
  35     [ "$VERBOSE" = "yes" ] && echo "    Found 'LeastSignificantByteFirst' in binary"
  36     ENDIAN="LITTLE"
  37 elif strings $binary | grep MostSignificantByteFirst >/dev/null 2>&1; then
  38     [ "$VERBOSE" = "yes" ] && echo "    Found 'MostSignificantByteFirst' in binary"
  39     ENDIAN="BIG"
  40 fi
  41
  42 # make clean as this tests is compiled for both the host and the target
  43 $MAKE distclean
  44
  45 # done
  46 if [ "$ENDIAN" = "LITTLE" ]; then
  47     [ "$VERBOSE" = "yes" ] && echo "Using little endian."
  48     exit 0
  49 elif [ "$ENDIAN" = "BIG" ]; then
  50     [ "$VERBOSE" = "yes" ] && echo "Using big endian."
  51     exit 1
  52 else
  53     [ "$VERBOSE" = "yes" ] && echo "Unknown byte order!"
  54     exit 2
  55 fi