configure

ecos实时嵌入式操作系统

   'extern "C" void std::exit (int); using std::exit;' \
   'extern "C" void exit (int) throw ();' \
   'extern "C" void exit (int);' \
   'void exit (int);'
do
  cat > conftest.$ac_ext <<EOF
#line 1262 "configure"
#include "confdefs.h"
#include <stdlib.h>
$ac_declaration
int main() {
exit (42);
; return 0; }
EOF
if { (eval echo configure:1270: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  :
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  continue
fi
rm -f conftest*
  cat > conftest.$ac_ext <<EOF
#line 1280 "configure"
#include "confdefs.h"
$ac_declaration
int main() {
exit (42);
; return 0; }
EOF
if { (eval echo configure:1287: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  break
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
done
if test -n "$ac_declaration"; then
  echo '#ifdef __cplusplus' >>confdefs.h
  echo $ac_declaration      >>confdefs.h
  echo '#endif'             >>confdefs.h
fi


# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1306: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$RANLIB"; then
  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_RANLIB="ranlib"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
fi
fi
RANLIB="$ac_cv_prog_RANLIB"
if test -n "$RANLIB"; then
  echo "$ac_t""$RANLIB" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for object suffix""... $ac_c" 1>&6
echo "configure:1334: checking for object suffix" >&5
if eval "test \"`echo '$''{'ac_cv_objext'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  rm -f conftest*
echo 'int i = 1;' > conftest.$ac_ext
if { (eval echo configure:1340: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  for ac_file in conftest.*; do
    case $ac_file in
    *.c) ;;
    *) ac_cv_objext=`echo $ac_file | sed -e s/conftest.//` ;;
    esac
  done
else
  { echo "configure: error: installation or configuration problem; compiler does not work" 1>&2; exit 1; }
fi
rm -f conftest*
fi

echo "$ac_t""$ac_cv_objext" 1>&6
OBJEXT=$ac_cv_objext
ac_objext=$ac_cv_objext

echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6
echo "configure:1358: checking for Cygwin environment" >&5
if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1363 "configure"
#include "confdefs.h"

int main() {

#ifndef __CYGWIN__
#define __CYGWIN__ __CYGWIN32__
#endif
return __CYGWIN__;
; return 0; }
EOF
if { (eval echo configure:1374: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_cygwin=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_cygwin=no
fi
rm -f conftest*
rm -f conftest*
fi

echo "$ac_t""$ac_cv_cygwin" 1>&6
CYGWIN=
test "$ac_cv_cygwin" = yes && CYGWIN=yes
echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6
echo "configure:1391: checking for mingw32 environment" >&5
if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1396 "configure"
#include "confdefs.h"

int main() {
return __MINGW32__;
; return 0; }
EOF
if { (eval echo configure:1403: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_mingw32=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_mingw32=no
fi
rm -f conftest*
rm -f conftest*
fi

echo "$ac_t""$ac_cv_mingw32" 1>&6
MINGW32=
test "$ac_cv_mingw32" = yes && MINGW32=yes


echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
echo "configure:1422: checking for executable suffix" >&5
if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "$CYGWIN" = yes || test "$MINGW32" = yes; then
  ac_cv_exeext=.exe
else
  rm -f conftest*
  echo 'int main () { return 0; }' > conftest.$ac_ext
  ac_cv_exeext=
  if { (eval echo configure:1432: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
    for file in conftest.*; do
      case $file in
      *.c | *.o | *.obj) ;;
      *) ac_cv_exeext=`echo $file | sed -e s/conftest//` ;;
      esac
    done
  else
    { echo "configure: error: installation or configuration problem: compiler cannot create executables." 1>&2; exit 1; }
  fi
  rm -f conftest*
  test x"${ac_cv_exeext}" = x && ac_cv_exeext=no
fi
fi

EXEEXT=""
test x"${ac_cv_exeext}" != xno && EXEEXT=${ac_cv_exeext}
echo "$ac_t""${ac_cv_exeext}" 1>&6
ac_exeext=$EXEEXT


    ecos_CFLAGS=""
    ecos_CXXFLAGS=""
    ecos_LDADD=""
    ecos_INCLUDES=""
    ecos_LIBS=""
    
    
    
    
    


    
    
    

    echo $ac_n "checking "for Visual C++"""... $ac_c" 1>&6
echo "configure:1470: checking "for Visual C++"" >&5
    MSVC="no";
    if test "${CC}" = "cl" ; then
       MSVC="yes"
       CXX="cl"
       MSVC_SRCDIR=${srcdir}
       
    
    
    if test "${MSVC}" = "yes" ; then
      MSVC_SRCDIR=`cygpath -w ${MSVC_SRCDIR} | tr \\\\\\\\ /`
    fi

       
       ecos_INCLUDES="${ecos_INCLUDES} \"-I${MSVC_SRCDIR}\""
       ecos_LDADD="-link"
       ecos_LIBS="advapi32.lib"
    fi
    

if test "${MSVC}" = "yes"; then
  MSVC_TRUE=
  MSVC_FALSE='#'
else
  MSVC_TRUE='#'
  MSVC_FALSE=
fi
    if test "${MSVC}" = "yes" ; then
        echo "$ac_t""unfortunately yes" 1>&6
    else
        echo "$ac_t""no" 1>&6
    fi


    
    
    
    

    echo $ac_n "checking "the default compiler flags"""... $ac_c" 1>&6
echo "configure:1510: checking "the default compiler flags"" >&5

            ecosflags_enable_debug="no"
    # Check whether --enable-debug or --disable-debug was given.
if test "${enable_debug+set}" = set; then
  enableval="$enable_debug"
  case "${enableval}" in
       yes) ecosflags_enable_debug="yes" ;;
       *)   ecosflags_enable_debug="no" ;;
    esac
fi


                    ecosflags_enable_ansi="no"
    if test "${MSVC}" = "yes" ; then
      # Check whether --enable-ansi or --disable-ansi was given.
if test "${enable_ansi+set}" = set; then
  enableval="$enable_ansi"
  case "${enableval}" in
         yes) ecosflags_enable_ansi="yes" ;;
         *)   ecosflags_enable_ansi="no" ;;
      esac
fi

    fi

        if test "${GCC}" = "yes" ; then
        ecos_CFLAGS="${ecos_CFLAGS} -pipe -Wall -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs"
        ecos_CXXFLAGS="${ecos_CXXFLAGS} -pipe -Wall -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Woverloaded-virtual"
    elif test "${MSVC}" = "yes" ; then
        ecos_CFLAGS="${ecos_CFLAGS} -nologo -W3"
        ecos_CXXFLAGS="${ecos_CXXFLAGS} -nologo -W3 -GR -GX"
    else
        { echo "configure: error: "default flags for ${CC} are not known"" 1>&2; exit 1; }
    fi

        if test "${ecosflags_enable_debug}" = "yes" ; then
        if test "${GCC}" = "yes" ; then
            ecos_CFLAGS="${ecos_CFLAGS} -g -O0"
            ecos_CXXFLAGS="${ecos_CXXFLAGS} -g -O0"
        elif test "${MSVC}" = "yes" ; then
            ecos_CFLAGS="${ecos_CFLAGS} -MDd -Zi"
            ecos_CXXFLAGS="${ecos_CXXFLAGS} -MDd -Zi"
        fi
    else
                                        if test "${GCC}" = "yes" ; then
            ecos_CFLAGS="${ecos_CFLAGS} -O0"
            ecos_CXXFLAGS="${ecos_CXXFLAGS} -O0"
        elif test "${MSVC}" = "yes" ; then
            ecos_CFLAGS="${ecos_CFLAGS} -MD -O2"
            ecos_CXXFLAGS="${ecos_CXXFLAGS} -MD -O2"
        fi
    fi

    CFLAGS="${ac_save_CFLAGS}"
    CXXFLAGS="${ac_save_CXXFLAGS}"

    echo "$ac_t""done" 1>&6



    

    if test "${ecosflags_enable_debug}" = "yes" ; then
        ecosinfra_asserts="yes"
        ecosinfra_preconditions="yes"
        ecosinfra_postconditions="yes"
        ecosinfra_invariants="yes"
        ecosinfra_loopinvariants="yes"
        ecosinfra_tracing="yes"
        ecosinfra_fntracing="yes"
    else
        ecosinfra_asserts="no"
        ecosinfra_preconditions="no"
        ecosinfra_postconditions="no"
        ecosinfra_invariants="no"
        ecosinfra_loopinvariants="no"
        ecosinfra_tracing="no"
        ecosinfra_fntracing="no"
    fi

    # Check whether --enable-asserts or --disable-asserts was given.
if test "${enable_asserts+set}" = set; then
  enableval="$enable_asserts"
  case "${enableval}" in
            yes) ecosinfra_asserts="yes" ;;
            no)  ecosinfra_asserts="no"  ;;
            *)   { echo "configure: error: bad value ${enableval} for disable-asserts option" 1>&2; exit 1; } ;;
        esac
fi

    if test "${ecosinfra_asserts}" = "yes"; then
        cat >> confdefs.h <<\EOF
#define CYGDBG_USE_ASSERTS 1
EOF

    fi

    # Check whether --enable-preconditions or --disable-preconditions was given.
if test "${enable_preconditions+set}" = set; then
  enableval="$enable_preconditions"
  case "${enableval}" in
            yes) ecosinfra_preconditions="yes" ;;
            no)  ecosinfra_preconditions="no"  ;;
            *)   { echo "configure: error: bad value ${enableval} for disable-preconditions option" 1>&2; exit 1; } ;;
        esac
fi

    if test "${ecosinfra_preconditions}" = "yes"; then
        cat >> confdefs.h <<\EOF
#define CYGDBG_INFRA_DEBUG_PRECONDITIONS 1
EOF

    fi

    # Check whether --enable-postconditions or --disable-postconditions was given.
if test "${enable_postconditions+set}" = set; then
  enableval="$enable_postconditions"
  case "${enableval}" in
            yes) ecosinfra_postconditions="yes" ;;
            no)  ecosinfra_postconditions="no"  ;;
            *)   { echo "configure: error: bad value ${enableval} for disable-postconditions option" 1>&2; exit 1; } ;;
        esac
fi

    if test "${ecosinfra_postconditions}" = "yes"; then
        cat >> confdefs.h <<\EOF
#define CYGDBG_INFRA_DEBUG_POSTCONDITIONS 1
EOF

    fi

    # Check whether --enable-invariants or --disable-invariants was given.
if test "${enable_invariants+set}" = set; then
  enableval="$enable_invariants"
  case "${enableval}" in
            yes) ecosinfra_invariants="yes" ;;
            no)  ecosinfra_invariants="no"  ;;
            *)   { echo "configure: error: bad value ${enableval} for disable-invariants option" 1>&2; exit 1; } ;;
        esac
fi

    if test "${ecosinfra_invariants}" = "yes"; then
        cat >> confdefs.h <<\EOF
#define CYGDBG_INFRA_DEBUG_INVARIANTS 1
EOF

    fi

    # Check whether --enable-loopinvariants or --disable-loopinvariants was given.
if test "${enable_loopinvariants+set}" = set; then
  enableval="$enable_loopinvariants"
  case "${enableval}" in
            yes) ecosinfra_loopinvariants="yes" ;;
            no)  ecosinfra_loopinvariants="no"  ;;
            *)   { echo "configure: error: bad value ${enableval} for disable-loopinvariants option" 1>&2; exit 1; } ;;
        esac
fi

    if test "${ecosinfra_loopinvariants}" = "yes"; then
        cat >> confdefs.h <<\EOF
#define CYGDBG_INFRA_DEBUG_LOOP_INVARIANTS 1
EOF