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dnl Process this file with autoconf to produce a configure script.
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AC_INIT(libtdata, m4_esyscmd([tr -d '\n' < VERSION]))
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AC_CONFIG_HEADERS([config.h])
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AM_INIT_AUTOMAKE([1.11])
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AM_SILENT_RULES([yes])
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AC_PROG_CC
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LT_INIT
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# Checks for pointer size.
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# TODO: Later this is irrelevant, and we should just bail on 32-bit platforms always
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AC_CHECK_SIZEOF([uintptr_t])
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if test "x$ac_cv_sizeof_uintptr_t" == "x"; then
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AC_ERROR([Cannot determine size of uintptr_t])
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fi
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AC_SUBST(ac_cv_sizeof_uintptr_t)
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if test "${ac_cv_sizeof_uintptr_t}" = "4"; then
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AC_DEFINE([BUILD_HOST_32BIT], 1, [Define to 1 if host is 32bit])
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fi
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dnl **************************************
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dnl ***** tests for compiler built-ins *****
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dnl **************************************
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AC_CACHE_CHECK([for __sync_bool_compare_and_swap_8],
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[ctrie_cv_func___sync_bool_compare_and_swap_8],
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[AC_LINK_IFELSE([
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typedef unsigned int uint64 __attribute__ ((mode (DI)));
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uint64 i;
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int main() { return __sync_bool_compare_and_swap (&i, 0, 1); }
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],
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[ctrie_cv_func___sync_bool_compare_and_swap_8=yes],
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[ctrie_cv_func___sync_bool_compare_and_swap_8=no])])
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if test "$ctrie_cv_func___sync_bool_compare_and_swap_8" = "yes"; then
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AC_DEFINE([HAVE__SYNC_BOOL_COMPARE_AND_SWAP_8], 1,
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[Define to 1 if the compiler provides the __sync_bool_compare_and_swap function for uint64])
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fi
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dnl *****************
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dnl ***** options *****
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dnl *****************
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AC_ARG_ENABLE([build_examples],
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AS_HELP_STRING([--enable-build-examples], [Enable examples build]))
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AS_IF([test "x$enable_build_examples" = "xyes"], [
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AC_DEFINE([BUILD_EXAMPLES], 1, [build of examples enabled])
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])
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AC_OUTPUT([
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Makefile
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lib/libtdata.pc
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lib/Makefile
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include/Makefile])
|
