AC_PREREQ([2.60]) AC_INIT([jansson], [2.6], [petri@digip.org]) AC_CONFIG_MACRO_DIR([m4]) AM_INIT_AUTOMAKE([1.10 foreign]) m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) AC_CONFIG_SRCDIR([value.c]) AC_CONFIG_HEADERS([config.h]) # Checks for programs. AC_PROG_CC AC_PROG_LIBTOOL AM_CONDITIONAL([GCC], [test x$GCC = xyes]) # Checks for libraries. # Checks for header files. AC_CHECK_HEADERS([endian.h fcntl.h locale.h sched.h unistd.h sys/param.h sys/stat.h sys/time.h sys/types.h]) # Checks for typedefs, structures, and compiler characteristics. AC_TYPE_INT32_T AC_TYPE_UINT32_T AC_TYPE_LONG_LONG_INT AC_C_INLINE case $ac_cv_c_inline in yes) json_inline=inline;; no) json_inline=;; *) json_inline=$ac_cv_c_inline;; esac AC_SUBST([json_inline]) # Checks for library functions. AC_CHECK_FUNCS([close getpid gettimeofday localeconv open read sched_yield strtoll]) AC_MSG_CHECKING([for gcc __sync builtins]) have_sync_builtins=no AC_TRY_LINK( [], [unsigned long val; __sync_bool_compare_and_swap(&val, 0, 1);], [have_sync_builtins=yes], ) if test "x$have_sync_builtins" = "xyes"; then AC_DEFINE([HAVE_SYNC_BUILTINS], [1], [Define to 1 if gcc's __sync builtins are available]) fi AC_MSG_RESULT([$have_sync_builtins]) AC_MSG_CHECKING([for gcc __atomic builtins]) have_atomic_builtins=no AC_TRY_LINK( [], [char l; unsigned long v; __atomic_test_and_set(&l, __ATOMIC_RELAXED); __atomic_store_n(&v, 1, __ATOMIC_ACQ_REL); __atomic_load_n(&v, __ATOMIC_ACQUIRE);], [have_atomic_builtins=yes], ) if test "x$have_atomic_builtins" = "xyes"; then AC_DEFINE([HAVE_ATOMIC_BUILTINS], [1], [Define to 1 if gcc's __atomic builtins are available]) fi AC_MSG_RESULT([$have_atomic_builtins]) case "$ac_cv_type_long_long_int$ac_cv_func_strtoll" in yesyes) json_have_long_long=1;; *) json_have_long_long=0;; esac AC_SUBST([json_have_long_long]) case "$ac_cv_header_locale_h$ac_cv_func_localeconv" in yesyes) json_have_localeconv=1;; *) json_have_localeconv=0;; esac AC_SUBST([json_have_localeconv]) # Features AC_ARG_ENABLE([urandom], [AS_HELP_STRING([--disable-urandom], [Don't use /dev/urandom to seed the hash function])], [use_urandom=$enableval], [use_urandom=yes]) if test "x$use_urandom" = xyes; then AC_DEFINE([USE_URANDOM], [1], [Define to 1 if /dev/urandom should be used for seeding the hash function]) fi AC_ARG_ENABLE([windows-cryptoapi], [AS_HELP_STRING([--disable-windows-cryptoapi], [Don't use CryptGenRandom to seed the hash function])], [use_windows_cryptoapi=$enableval], [use_windows_cryptoapi=yes]) if test "x$use_windows_cryptoapi" = xyes; then AC_DEFINE([USE_WINDOWS_CRYPTOAPI], [1], [Define to 1 if CryptGenRandom should be used for seeding the hash function]) fi AC_CONFIG_FILES([ Makefile ]) AC_OUTPUT