ICU-8554 Don't use visibility attribute on Cygwin GCC and fix Cygwin tzset error.
X-SVN-Rev: 30200
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233f71bedf
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@ -75,7 +75,6 @@ Cleanly installed Solaris can use this #define.
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#include <math.h>
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#include <locale.h>
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#include <float.h>
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#include <time.h>
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/* include system headers */
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#ifdef U_WINDOWS
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@ -117,6 +116,10 @@ Cleanly installed Solaris can use this #define.
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# endif
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#endif
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/*
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* Cygwin with GCC requires inclusion of time.h after the above disabling strict asci mode statement.
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*/
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#include <time.h>
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#if defined(U_DARWIN)
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#include <TargetConditionals.h>
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30
icu4c/source/configure
vendored
30
icu4c/source/configure
vendored
@ -5375,14 +5375,19 @@ U_USE_GCC_VISIBILITY_ATTRIBUTE=0
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OLD_CFLAGS="${CFLAGS}"
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OLD_CXXFLAGS="${CXXFLAGS}"
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if test "$ac_cv_c_compiler_gnu" = yes; then
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LIBCFLAGS="-fvisibility=hidden"
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LIBCXXFLAGS="-fvisibility=hidden"
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CFLAGS="${CFLAGS} ${LIBCFLAGS}"
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CXXFLAGS="${CXXFLAGS} ${LIBCXXFLAGS}"
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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case "${host}" in
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*-pc-cygwin*|*-pc-mingw*)
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# Cygwin GCC does not have the visibility attribute
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;;
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*)
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LIBCFLAGS="-fvisibility=hidden"
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LIBCXXFLAGS="-fvisibility=hidden"
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CFLAGS="${CFLAGS} ${LIBCFLAGS}"
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CXXFLAGS="${CXXFLAGS} ${LIBCXXFLAGS}"
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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__attribute__ ((visibility ("default"))) void f(void);
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#include <stdlib.h>
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#include <stdlib.h>
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int
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main ()
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{
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@ -5398,12 +5403,13 @@ else
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fi
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rm -f core conftest.err conftest.$ac_objext \
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conftest$ac_exeext conftest.$ac_ext
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if test "$SHAREDLIBEXPORT" = no; then
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LIBCFLAGS=
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LIBCXXFLAGS=
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else
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U_USE_GCC_VISIBILITY_ATTRIBUTE=1
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fi
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if test "$SHAREDLIBEXPORT" = no; then
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LIBCFLAGS=
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LIBCXXFLAGS=
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else
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U_USE_GCC_VISIBILITY_ATTRIBUTE=1
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fi
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esac
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else
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case "${host}" in
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*-*-solaris*)
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@ -317,18 +317,24 @@ U_USE_GCC_VISIBILITY_ATTRIBUTE=0
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OLD_CFLAGS="${CFLAGS}"
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OLD_CXXFLAGS="${CXXFLAGS}"
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if test "$ac_cv_c_compiler_gnu" = yes; then
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LIBCFLAGS="-fvisibility=hidden"
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LIBCXXFLAGS="-fvisibility=hidden"
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CFLAGS="${CFLAGS} ${LIBCFLAGS}"
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CXXFLAGS="${CXXFLAGS} ${LIBCXXFLAGS}"
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AC_LINK_IFELSE([AC_LANG_PROGRAM([[__attribute__ ((visibility ("default"))) void f(void);
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#include <stdlib.h>]], [[exit(0);]])],[SHAREDLIBEXPORT=yes],[SHAREDLIBEXPORT=no])
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if test "$SHAREDLIBEXPORT" = no; then
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LIBCFLAGS=
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LIBCXXFLAGS=
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else
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U_USE_GCC_VISIBILITY_ATTRIBUTE=1
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fi
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case "${host}" in
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*-pc-cygwin*|*-pc-mingw*)
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# Cygwin GCC does not have the visibility attribute
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;;
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*)
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LIBCFLAGS="-fvisibility=hidden"
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LIBCXXFLAGS="-fvisibility=hidden"
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CFLAGS="${CFLAGS} ${LIBCFLAGS}"
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CXXFLAGS="${CXXFLAGS} ${LIBCXXFLAGS}"
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AC_LINK_IFELSE([AC_LANG_PROGRAM([[__attribute__ ((visibility ("default"))) void f(void);
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#include <stdlib.h>]], [[exit(0);]])],[SHAREDLIBEXPORT=yes],[SHAREDLIBEXPORT=no])
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if test "$SHAREDLIBEXPORT" = no; then
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LIBCFLAGS=
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LIBCXXFLAGS=
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else
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U_USE_GCC_VISIBILITY_ATTRIBUTE=1
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fi
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esac
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else
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case "${host}" in
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*-*-solaris*)
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