forked from enlightenment/efl
abort when pthread is requested but not found
patch by Albin Tonnerre SVN revision: 46654
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@ -1,11 +1,13 @@
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dnl Copyright (C) 2008 Vincent Torri <vtorri at univ-evry dot fr>
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dnl Copyright (C) 2010 Vincent Torri <vtorri at univ-evry dot fr>
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dnl That code is public domain and can be freely used or copied.
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dnl Macro that check if several ASM instruction sets are available or not.
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dnl Macro that check if several pthread library is available or not.
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dnl Usage: EFL_CHECK_EFL_CHECK_PTHREAD(want_pthread_spin[, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
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dnl Call AC_SUBST(EFL_PTHREAD_FLAGS)
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dnl Usage: EFL_CHECK_PTHREAD(want_pthread_spin[, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
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dnl Call AC_SUBST(EFL_PTHREAD_CFLAGS)
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dnl Call AC_SUBST(EFL_PTHREAD_LIBS)
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dnl Define EFL_HAVE_PTHREAD
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dnl Define EFL_HAVE_PTHREAD_SPINLOCK
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AC_DEFUN([EFL_CHECK_PTHREAD],
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[
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@ -13,7 +15,7 @@ AC_DEFUN([EFL_CHECK_PTHREAD],
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dnl configure option
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AC_ARG_ENABLE([pthread],
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[AC_HELP_STRING([--disable-pthread], [enable POSIX threads code @<:@default=yes@:>@])],
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[AC_HELP_STRING([--disable-pthread], [enable POSIX threads code @<:@default=auto@:>@])],
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[
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if test "x${enableval}" = "xyes" ; then
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_efl_enable_pthread="yes"
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@ -21,7 +23,7 @@ AC_ARG_ENABLE([pthread],
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_efl_enable_pthread="no"
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fi
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],
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[_efl_enable_pthread="yes"])
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[_efl_enable_pthread="auto"])
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AC_MSG_CHECKING([whether to build POSIX threads code])
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AC_MSG_RESULT([${_efl_enable_pthread}])
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@ -30,7 +32,7 @@ dnl check if the compiler supports pthreads
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_efl_have_pthread="no"
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if test "x${_efl_enable_pthread}" = "xyes" ; then
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if test "x${_efl_enable_pthread}" = "xyes" || test "x${_efl_enable_pthread}" = "xauto" ; then
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([[
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@ -46,7 +48,10 @@ id = pthread_self();
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fi
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AC_MSG_CHECKING([whether system support POSIX threads])
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AC_MSG_RESULT([${_efl_enable_pthread}])
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AC_MSG_RESULT([${_efl_have_pthread}])
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if test "$x{_efl_enable_pthread}" = "xyes" && test "x${_efl_have_pthread}" = "xno"; then
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AC_MSG_ERROR([pthread support requested but not found.])
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fi
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if test "x${_efl_have_pthread}" = "xyes" ; then
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case "$host_os" in
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@ -94,6 +99,9 @@ fi
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AC_MSG_CHECKING([whether to build POSIX threads spinlock code])
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AC_MSG_RESULT([${_efl_have_pthread_spinlock}])
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if test "$x{_efl_enable_pthread}" = "xyes" && test "x${_efl_have_pthread_spinlock}" = "xno"; then
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AC_MSG_ERROR([pthread support requested but spinlocks are not supported])
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fi
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if test "x${_efl_have_pthread_spinlock}" = "xyes" ; then
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AC_DEFINE(EFL_HAVE_PTHREAD_SPINLOCK, 1, [Define to mention that POSIX threads spinlocks are supported])
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