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1. moved the test for glibc >= 2.1 after AC_PROG_CC

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2. fixed this test so the result is realyl cached
3. added test for fnmatch() because when cross-compiling we can find
   fnmatch.h but fnmatch() could still be unaccessible


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15480 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2002-05-10 12:51:02 +00:00
parent 4fce73fcaf
commit 19bc6aad0d
2 changed files with 622 additions and 558 deletions
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1129
configure vendored
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51
configure.in
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@ -286,28 +286,6 @@ if test "$USE_UNIX" = 1 ; then
AC_DEFINE(__UNIX__)
fi
dnl check for glibc version
if test "$USE_LINUX" = 1; then
AC_CACHE_CHECK([for glibc 2.1 or later], wx_lib_glibc21,[
AC_TRY_COMPILE([#include <features.h>],
[
#if !__GLIBC_PREREQ(2, 1)
#error not glibc2.1
#endif
],
[
wx_lib_glibc21=yes
],
[
wx_lib_glibc21=no
]
)
])
if test "$wx_lib_glibc21" = "yes"; then
AC_DEFINE(wxHAVE_GLIBC2)
fi
fi
dnl ---------------------------------------------------------------------------
dnl command line options for configure
dnl ---------------------------------------------------------------------------
@ -1384,6 +1362,28 @@ dnl ------------------------------------------------------------------------
dnl flush the cache because checking for libraries below might abort
AC_CACHE_SAVE
dnl check for glibc version
if test "$USE_LINUX" = 1; then
AC_CACHE_CHECK([for glibc 2.1 or later], wx_cv_lib_glibc21,[
AC_TRY_COMPILE([#include <features.h>],
[
#if !__GLIBC_PREREQ(2, 1)
#error not glibc2.1
#endif
],
[
wx_cv_lib_glibc21=yes
],
[
wx_cv_lib_glibc21=no
]
)
])
if test "$wx_cv_lib_glibc21" = "yes"; then
AC_DEFINE(wxHAVE_GLIBC2)
fi
fi
dnl ---------------------------------------------------------------------------
dnl Optional libraries
dnl
@ -2582,6 +2582,11 @@ dnl AC_CHECK_HEADERS(wctype.h)
dnl defines HAVE_FNMATCH_H
AC_CHECK_HEADERS(fnmatch.h)
if test "x$ac_cv_header_fnmatch_h" = "xyes"; then
AC_CHECK_FUNCS(fnmatch)
fi
dnl defines HAVE_LANGINFO_H (GNU libc locale parameters)
AC_CHECK_HEADERS(langinfo.h)
@ -3359,7 +3364,7 @@ if test "$TOOLKIT" != "MSW"; then
dnl (strictly speaking we only need _XOPEN_SOURCE=500 but just defining
dnl this disables _BSD_SOURCE which breaks libtiff compilation, so it is
dnl simpler to just define _GNU_SOURCE to get everything)
if test "x$wx_lib_glibc21" = "xyes"; then
if test "x$wx_cv_lib_glibc21" = "xyes"; then
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
fi