fixincludes/mkfixinc.sh

   1 #! /bin/sh
   2
   3 if [ $# -ne 1 ]
   4 then
   5   echo "Usage: $0 <target-mach-triplet>"
   6   exit 1
   7 fi
   8
   9 machine=$1
  10 target=fixinc.sh
  11
  12 # Check for special fix rules for particular targets
  13 case $machine in
  14     alpha*-dec-*vms* | \
  15     i?86-moss-msdos* | \
  16     i?86-*-pe | \
  17     i?86-*-cygwin* | \
  18     i?86-*-interix* | \
  19     *-*-vxworks* | \
  20     powerpc-*-eabisim* | \
  21     powerpc-*-eabi*    | \
  22     powerpc-*-rtems*   | \
  23     powerpcle-*-eabisim* | \
  24     powerpcle-*-eabi* )
  25         #  IF there is no include fixing,
  26         #  THEN create a no-op fixer and exit
  27         (echo "#! /bin/sh" ; echo "exit 0" ) > ${target}
  28         ;;
  29
  30     i?86-*-mingw32* | \
  31     x86_64-*-mingw32*)
  32         # We only want to fix stdlib.h in mingw.
  33         # FIXME: Is SED available on mingw?
  34         (cat > ${target} << EOF
  35 #! /bin/sh
  36
  37 OUTPUT_DIR=\$1
  38 if [ "x\$OUTPUT_DIR" = "x" ]; then
  39   echo fixincludes: no output directory specified
  40   exit 1
  41 fi
  42
  43 if [ ! -d \$OUTPUT_DIR ]; then
  44   echo fixincludes: output dir \"\$OUTPUT_DIR\" is an invalid directory
  45   exit 1
  46 fi
  47
  48 INPUT_DIR=\$2
  49 if [ "x\$INPUT_DIR" = "x" ]; then
  50   echo fixincludes: no input directory specified
  51   exit 1
  52 fi
  53
  54 if [ ! -d \$INPUT_DIR ]; then
  55   echo fixincludes: input dir \"\$INPUT_DIR\" is an invalid directory
  56   exit 1
  57 fi
  58
  59 INPUT_STDLIB_H=\$INPUT_DIR/stdlib.h
  60 if [ ! -f \$INPUT_STDLIB_H ]; then
  61   echo fixincludes: \"stdlib.h\" is an invalid file
  62   exit 1
  63 fi
  64
  65 OUTPUT_STDLIB_H=\$OUTPUT_DIR/stdlib.h
  66 sed -e "s/\(.*_rotl.*\)/#if __GNUC__ < 4 || (__GNUC__ == 4 \&\& __GNUC_MINOR__ < 5)\n\1/" \
  67     -e "s/\(.*_lrotr.*\)/\1\n#else\n\#include <x86intrin.h>\n#endif/" \
  68    \$INPUT_STDLIB_H > \$OUTPUT_STDLIB_H
  69
  70 exit 0
  71 EOF
  72 )
  73         ;;
  74
  75     *)
  76         cat < ${srcdir}/fixinc.in > ${target} || exit 1
  77         ;;
  78 esac
  79 chmod 755 ${target}