d72e46519b
pthread_key_create() and pthread_{get,set}_specific() stubs needed by
upcoming libpixman update.
Tested by jasper@ and landry@ on a bulk ports build.
41 lines
1.5 KiB
Plaintext
41 lines
1.5 KiB
Plaintext
AC_INIT([libpthread-stubs],
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0.3,
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[xcb@lists.freedesktop.org])
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AC_CONFIG_SRCDIR([pthread-stubs.pc.in])
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AM_INIT_AUTOMAKE([foreign dist-bzip2])
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AC_CONFIG_HEADERS([config.h])
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AC_PROG_LIBTOOL
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AC_PROG_CC
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dnl Detection code for compilers supporting the __attribute__((weak, alias))
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dnl feature. Original code present in unieject's repository
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dnl Diego Pettenò <flameeyes@gentoo.org>
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ac_save_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS -Werror"
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AC_CACHE_CHECK([if compiler supports __attribute__((weak, alias))],
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[cc_cv_attribute_alias],
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[AC_COMPILE_IFELSE([
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void other_function(void *foo) { }
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void some_function(void *foo) __attribute__((weak, alias("other_function")));
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],
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[cc_cv_attribute_alias=yes],
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[cc_cv_attribute_alias=no])
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])
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CFLAGS="$ac_save_CFLAGS"
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if test "x$cc_cv_attribute_alias" = "xyes"; then
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AC_DEFINE([SUPPORT_ATTRIBUTE_ALIAS], 1, [Define this if the compiler supports the alias attribute])
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fi
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PKG_CONFIG_LIBS=
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AC_CHECK_FUNCS([pthread_self pthread_mutex_init pthread_mutex_destroy pthread_mutex_lock pthread_mutex_unlock pthread_cond_init pthread_cond_destroy pthread_condattr_init pthread_condattr_destroy pthread_cond_wait pthread_cond_timedwait pthread_cond_signal pthread_cond_broadcast pthread_equal pthread_exit pthread_once pthread_key_create pthread_set_specific pthread_get_specific],
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[], [PKG_CONFIG_LIBS='-L${libdir} -lpthread-stubs'])
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AC_SUBST([PKG_CONFIG_LIBS])
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AM_CONDITIONAL(BUILD_LIB, test "x$PKG_CONFIG_LIBS" != x)
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AC_CONFIG_FILES([Makefile pthread-stubs.pc])
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AC_OUTPUT
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