forked from enlightenment/efl
68 lines
1.6 KiB
Plaintext
68 lines
1.6 KiB
Plaintext
dnl Copyright (C) 2008 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 Usage: EFL_CHECK_EFL_CHECK_PTHREAD([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
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dnl Call AC_SUBST(EFL_PTHREAD_FLAGS)
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dnl Define EFL_HAVE_PTHREAD
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AC_DEFUN([EFL_CHECK_PTHREAD],
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[
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dnl configure option
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AC_ARG_ENABLE([pthread],
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[AC_HELP_STRING([--enable-pthread], [enable POSIX threads code @<:@default=no@:>@])],
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[
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if test "x${enableval}" = "xyes" ; then
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_efl_enable_pthread="yes"
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else
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_efl_enable_pthread="no"
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fi
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],
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[_efl_enable_pthread="no"]
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)
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AC_MSG_CHECKING([whether to build POSIX threads code])
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AC_MSG_RESULT([${_efl_enable_pthread}])
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dnl check if the compiler supports pthreads
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_efl_have_pthread="no"
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if test "x${_efl_enable_pthread}" = "xyes" ; then
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SAVE_CFLAGS=${CFLAGS}
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CFLAGS="-pthread"
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AC_LANG_PUSH([C])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([[
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#include <pthread.h>
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]],
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[[]])
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],
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[_efl_have_pthread="yes"
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EFL_PTHREAD_FLAGS="-pthread"]
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)
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AC_LANG_POP([C])
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CFLAGS=${SAVE_CFLAGS}
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fi
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AC_MSG_CHECKING([whether POSIX threads are supported])
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AC_MSG_RESULT([${_efl_have_pthread}])
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AC_SUBST(EFL_PTHREAD_FLAGS)
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if test "x${_efl_have_pthread}" = "xyes" ; then
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AC_DEFINE(EFL_HAVE_PTHREAD, 1, [Define to mention that POSIX threads are supported])
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fi
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if test "x${_efl_have_pthread}" = "xyes" ; then
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ifelse([$1], , :, [$1])
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else
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ifelse([$2], , :, [$2])
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fi
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])
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