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[svn-r3107] Purpose:

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Adding Flag
Description:
	Testing to see if the C++ compiler can handle the ``static_cast''
	keyword.
This commit is contained in:
Bill Wendling 2000-12-11 09:30:33 -05:00
parent 95fe1ec48e
commit 054fa7d35e
2 changed files with 90 additions and 29 deletions
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74
c++/configure vendored
View File

@ -1873,24 +1873,24 @@ int fnord;
}
int main(void) {
using namespace H5;
fnord = 37;
return 0;
using namespace H5;
fnord = 37;
return 0;
}
EOF
if { (eval echo configure:1883: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
echo yes
echo yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -fr conftest*
echo no
CXXFLAGS="${CXXFLAGS} -DH5_NO_NAMESPACE"
echo no
CXXFLAGS="${CXXFLAGS} -DH5_NO_NAMESPACE"
fi
rm -fr conftest*
@ -1917,15 +1917,15 @@ EOF
if { (eval echo configure:1918: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
echo no
echo no
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -fr conftest*
echo yes
CXXFLAGS="${CXXFLAGS} -DOLD_HEADER_FILENAME"
echo yes
CXXFLAGS="${CXXFLAGS} -DOLD_HEADER_FILENAME"
fi
rm -fr conftest*
@ -1944,21 +1944,63 @@ else
extern "C" void exit(int);
#endif
int main(void) { bool flag; return 0; }
int main(void) {
bool flag;
return 0;
}
EOF
if { (eval echo configure:1951: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
if { (eval echo configure:1954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
echo yes
echo yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -fr conftest*
echo no
CXXFLAGS="${CXXFLAGS} -DBOOL_NOTDEFINED"
echo no
CXXFLAGS="${CXXFLAGS} -DBOOL_NOTDEFINED"
fi
rm -fr conftest*
fi
echo $ac_n "checking if $CXX can handle static cast""... $ac_c" 1>&6
echo "configure:1973: checking if $CXX can handle static cast" >&5
if test "$cross_compiling" = yes; then
{ echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
else
cat > conftest.$ac_ext <<EOF
#line 1978 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
int main(void) {
float test_float;
int test_int;
test_float = 37.0;
test_int = static_cast <int> (test_float);
return 0;
}
EOF
if { (eval echo configure:1993: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
echo yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -fr conftest*
echo no
CXXFLAGS="${CXXFLAGS} -DNO_STATIC_CAST"
fi
rm -fr conftest*
@ -2015,7 +2057,7 @@ rm -f confcache
echo $ac_n "checking make""... $ac_c" 1>&6
echo "configure:2019: checking make" >&5
echo "configure:2061: checking make" >&5
if test "`${MAKE-make} --version -f /dev/null 2>/dev/null |\
sed -n 1p|cut -c1-8`" = "GNU Make"; then
@ -2032,7 +2074,7 @@ fi
if test -z "$DEPEND"; then
echo $ac_n "checking how to include a makefile""... $ac_c" 1>&6
echo "configure:2036: checking how to include a makefile" >&5
echo "configure:2078: checking how to include a makefile" >&5
cat >makeinc <<EOF
foo:

45
c++/configure.in
View File

@ -266,15 +266,15 @@ int fnord;
}
int main(void) {
using namespace H5;
fnord = 37;
return 0;
using namespace H5;
fnord = 37;
return 0;
}
], [
echo yes
echo yes
], [
echo no
CXXFLAGS="${CXXFLAGS} -DH5_NO_NAMESPACE"
echo no
CXXFLAGS="${CXXFLAGS} -DH5_NO_NAMESPACE"
])
AC_MSG_CHECKING(if $CXX needs old style header files in includes)
@ -283,20 +283,39 @@ AC_TRY_RUN([
int main(void) { return 0; }
], [
echo no
echo no
], [
echo yes
CXXFLAGS="${CXXFLAGS} -DOLD_HEADER_FILENAME"
echo yes
CXXFLAGS="${CXXFLAGS} -DOLD_HEADER_FILENAME"
])
AC_MSG_CHECKING(if $CXX supports bool types)
AC_TRY_RUN([
int main(void) { bool flag; return 0; }
int main(void) {
bool flag;
return 0;
}
], [
echo yes
echo yes
], [
echo no
CXXFLAGS="${CXXFLAGS} -DBOOL_NOTDEFINED"
echo no
CXXFLAGS="${CXXFLAGS} -DBOOL_NOTDEFINED"
])
AC_MSG_CHECKING(if $CXX can handle static cast)
AC_TRY_RUN([
int main(void) {
float test_float;
int test_int;
test_float = 37.0;
test_int = static_cast <int> (test_float);
return 0;
}
], [
echo yes
], [
echo no
CXXFLAGS="${CXXFLAGS} -DNO_STATIC_CAST"
])
dnl ----------------------------------------------------------------------