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Simplified and extended compiler detection for OS/2.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@32014 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Neis 2005-02-13 21:00:00 +00:00
parent e21f30b925
commit 7f8c0d74d7
1 changed files with 36 additions and 24 deletions
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60
configure.in
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@ -1513,38 +1513,46 @@ case "${host}" in
dnl Include resources for the "native" port (wxPM).
RESPROGRAMOBJ="\${top_srcdir}/include/wx/os2/wx.res"
fi
dnl Check for the gcc version (and thereby for the C runtime library).
dnl wx_cv_gccversion = EMX2 -> Standard EMX environment
dnl wx_cv_gccversion = EMX3 -> EMX with gcc-3.0.3 or gcc-3.2.1
dnl wx_cv_gccversion = Innotek5 -> gcc-3.2.2 with Innotek libc5
dnl wx_cv_gccversion = Innotek6 -> gcc-3.3.5 with Innotek libc6.
AC_CACHE_CHECK([for gcc version], wx_cv_gccversion,[
AC_TRY_COMPILE([],
AC_TRY_RUN(
dnl Check the gcc version macro.
[
#include <stdio.h>
int main()
{
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf(f,
#if (__GNUC__ < 3)
#error old gcc
"EMX2"
#elif (__GNUC__==3) && ((__GNUC_MINOR__ < 2) || ((__GNUC_MINOR__==2) && (__GNUC_PATCHLEVEL__<2)))
"EMX3"
#elif (__GNUC__==3) && (__GNUC_MINOR__==2) && (__GNUC_PATCHLEVEL__==2)
"Innotek5"
#else
"Innotek6"
#endif
);
exit(0);
}
],
[
AC_TRY_COMPILE([],
[
#if (__GNUC__==3) && ((__GNUC_MINOR__ < 2) || ((__GNUC_MINOR__==2) && (__GNUC_PATCHLEVEL__<2)))
#error intermediate gcc
#endif
],
[
wx_cv_gccversion=Innotek
],
[
wx_cv_gccversion=3
]
)
],
[
wx_cv_gccversion=2
]
wx_cv_gccversion=`cat conftestval`,
wx_cv_gccversion="EMX2",
dnl Compilation error: Assuming standard EMX environment
wx_cv_gccversion="EMX2"
)
])
if test "$wx_cv_gccversion" = "2"; then
if test "$wx_cv_gccversion" = "EMX2"; then
LIBS="$LIBS -lstdcpp"
LDFLAGS="$LDFLAGS -Zsysv-signals"
else
if test "$wx_cv_gccversion" = "3"; then
if test "$wx_cv_gccversion" = "EMX3"; then
LIBS="$LIBS -lstdcxx"
LDFLAGS="$LDFLAGS -Zsysv-signals"
else
@ -1637,8 +1645,12 @@ AC_CHECK_HEADERS(langinfo.h)
case "${host}" in
*-pc-os2_emx | *-pc-os2-emx )
dnl Explicitly link -lintl if langinfo.h is available.
if test $ac_cv_header_langinfo_h = "yes"; then
dnl Explicitly link -lintl if langinfo.h is available
dnl and intl not yet included in libc
if test $ac_cv_header_langinfo_h = "yes" \
-a \( "$wx_cv_gccversion" = "EMX2" \
-o "$wx_cv_gccversion" = "EMX3" \
-o "$wx_cv_gccversion" = "Innotek5" \); then
LIBS="$LIBS -lintl"
fi
;;