m4/opt.m4

   1 AC_DEFUN([AC_DEBUG],
   2 [
   3   AC_REQUIRE([AC_PROG_CC])
   4   AC_REQUIRE([AC_PROG_CXX])
   5   AC_MSG_CHECKING(for debug information level)
   6   AC_ARG_ENABLE([debug],
   7     [AC_HELP_STRING([--enable-debug],[Enable debugging symbols in objects])])
   8   if test "x$enable_debug" = "xno" ; then
   9     CFLAGS=`echo $CFLAGS | sed -e 's,^-g[[:graph:]]*,,g'-e 's, -g[[:graph:]]*,,g'`
  10     CXXFLAGS=`echo $CXXFLAGS | sed -e 's,^-g[[:graph:]]*,,g'-e 's, -g[[:graph:]]*,,g'`
  11   elif test "x$enable_debug" = "xyes" ; then
  12     case $CXXFLAGS in
  13     *-g*) ;;
  14     *)    CXXFLAGS="$CXXFLAGS -g" ;;
  15     esac
  16     case $CFLAGS in
  17     *-g*) ;;
  18     *)    CFLAGS="$CFLAGS -g" ;;
  19     esac
  20   else
  21     test -z $enable_debug && enable_debug=dwarf-2
  22     CFLAGS=`echo   $CFLAGS   | sed -e "s,^-g[[:graph:]]*,-g$enable_debug,g" -e "s, -g[[:graph:]]*, -g$enable_debug,g"`
  23     CXXFLAGS=`echo $CXXFLAGS | sed -e "s,^-g[[:graph:]]*,-g$enable_debug,g" -e "s, -g[[:graph:]]*, -g$enable_debug,g"`
  24   fi
  25           AC_MSG_RESULT($enable_debug 'CFLAGS=$CFLAGS')
  26 ])
  27
  28
  29 AC_DEFUN([AC_PROFILE],
  30 [
  31   AC_REQUIRE([AC_PROG_CC])
  32   AC_REQUIRE([AC_PROG_CXX])
  33   AC_MSG_CHECKING(for profiling information)
  34   AC_ARG_ENABLE([profile],
  35     [AC_HELP_STRING([--enable-profile],[Enable profiling information])])
  36   if test "x$enable_profile" = "xno" ; then
  37     CFLAGS=`echo $CFLAGS | sed -e 's,^-p[[:graph:]]*,,g' -e 's, -p[[:graph:]]*,,g'`
  38     CXXFLAGS=`echo $CXXFLAGS | sed -e 's,^-p[[:graph:]]*,,g' -e 's, -p[[:graph:]]*,,g'`
  39   elif test "x$enable_profile" = "xyes" ; then
  40     case $CXXFLAGS in
  41     *-p*) ;;
  42     *)    CXXFLAGS="$CXXFLAGS -pg" ;;
  43     esac
  44     case $CFLAGS in
  45     *-p*) ;;
  46     *)    CFLAGS="$CFLAGS -pg" ;;
  47     esac
  48   else
  49     test -z $enable_profile && enable_profile=g
  50     CFLAGS=`echo   $CFLAGS   | sed -e "s,^-p[[:graph:]]*,-p$enable_profile,g" -e "s, -p[[:graph:]]*, -p$enable_profile,g"`
  51     CXXFLAGS=`echo $CXXFLAGS | sed -e "s,^-p[[:graph:]]*,-p$enable_profile,g" -e "s, -p[[:graph:]]*, -p$enable_profile,g"`
  52   fi
  53           AC_MSG_RESULT($enable_profile 'CFLAGS=$CFLAGS')
  54 ])
  55
  56
  57 AC_DEFUN([AC_OPTIMIZATION],
  58 [
  59   AC_REQUIRE([AC_PROG_CC])
  60   AC_REQUIRE([AC_PROG_CXX])
  61
  62   # enable_optimization=yes
  63   AC_ARG_ENABLE([optimization],
  64     [AC_HELP_STRING([--enable-optimization],[Enable optimization of objects])])
  65   AC_MSG_CHECKING(for optimiztion level)
  66
  67   changequote(<<, >>)dnl
  68   if test "x$enable_optimization" = "xno" ; then
  69     CFLAGS=`echo   $CFLAGS   | sed -e "s,^-O[[:graph:]]*,,g" -e "s, -O[[:graph:]]*,,g"`
  70     CXXFLAGS=`echo $CXXFLAGS | sed -e "s,^-O[[:graph:]]*,,g" -e "s, -O[[:graph:]]*,,g"`
  71   elif test "x$enable_optimization" = "xyes" ; then
  72     CFLAGS=`echo   $CFLAGS   | sed -e "s,^-O[[:graph:]]*,,g" -e "s, -O[[:graph:]]*,,g"`
  73     CXXFLAGS=`echo $CXXFLAGS | sed -e "s,^-O[[:graph:]]*,,g" -e "s, -O[[:graph:]]*,,g"`
  74     case $CXXFLAGS in
  75     *-O*) ;;
  76     *)    CXXFLAGS="$CXXFLAGS -O3" ;;
  77     esac
  78     case $CFLAGS in
  79     *-O*) ;;
  80     *)    CFLAGS="$CXXFLAGS -O3" ;;
  81     esac
  82   else
  83     test -z $enable_optimization || enable_optimization=3
  84     CFLAGS=`echo   "$CFLAGS"   | sed -e "s,^-O[[:graph:]]*,-O$enable_optimization,g" -e "s, -O[[:graph:]]*, -O$enable_optimization,g"`
  85     CXXFLAGS=`echo "$CXXFLAGS" | sed -e "s,^-O[[:graph:]]*,-O$enable_optimization,g" -e "s, -O[[:graph:]]*, -O$enable_optimization,g"`
  86   fi
  87   changequote([, ])dnl
  88   AC_MSG_RESULT($enable_optimization "CFLAGS=$CFLAGS")
  89 ])