#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ([2.69])
AC_INIT([PyFCGI], [0.0.1], [yann.weber@member.fsf.org])
AC_CONFIG_SRCDIR([src/main.c])
AC_CONFIG_HEADERS([include/config.h])
AC_CONFIG_MACRO_DIRS([m4])


AC_ARG_ENABLE([debug],
	AS_HELP_STRING([--enable-debug], [Enable debug, disabling -Werror, etc.]))
AC_ARG_ENABLE([check],
	AS_HELP_STRING([--disable-debug], [Disable unit test support]),
	[case "${enableval}" in
		yes) check=true;;
		no) check=false;;
		*) AC_MSG_ERROR([bad value ${enableval} for --disable-check]);;
	esac],[check=true])
AM_CONDITIONAL([CHECK], [test x$check = xtrue])

AC_USE_SYSTEM_EXTENSIONS
AC_GNU_SOURCE

# Checks for programs.

AC_ARG_VAR(PYTHON_CONFIG_PATH, [python3-config path])
AC_PATH_PROG(PYTHON_CONFIG_PATH, [python3-config], [no])
echo "PYTHON CONFIG == ${PYTHON_CONFIG_PATH}"
if test x"${PYTHON_CONFIG_PATH}" != x"no"; then
	AC_SUBST([PYTHON_CONFIG_PATH])
	PYTHON_CFLAGS=`${PYTHON_CONFIG_PATH} --includes`
	PYTHON_LDFLAGS=`${PYTHON_CONFIG_PATH} --libs`
	AC_SUBST([PYTHON_CFLAGS])
	AC_SUBST([PYTHON_LDFLAGS])
	PYTHON_SO_CFLAGS=`${PYTHON_CONFIG_PATH} --cflags`
	PYTHON_SO_LDFLAGS=`${PYTHON_CONFIG_PATH} --cflags`
	AC_SUBST([PYTHON_SO_CFLAGS])
	AC_SUBST([PYTHON_SO_LDFLAGS])
else
	AC_MSG_ERROR([Unable to find python3-config])
fi

if test x"${enable_debug}" = x"yes"; then
	AM_CFLAGS="-Wall -g -DDEBUG"
	CFLAGS="-O0"
else
	AM_CFLAGS="-Wall -Werror -O2"
fi

AC_PROG_CC
AC_PROG_RANLIB

AC_CHECK_PROGS([DOXYGEN], [doxygen])
if test -z "$DOXYGEN";
then
	AC_MSG_WARN([Doxygen not found - continuing without Doxygen support])
fi


AC_ENABLE_SHARED
AC_DISABLE_STATIC
AC_PROG_LIBTOOL
LT_INIT

AC_SUBST([AM_CFLAGS])

AC_C_INLINE

# Checks for libraries.
AC_CHECK_LIB([fcgi], [FCGI_Accept])
AC_CHECK_LIB([rt], [timer_create])
AC_CHECK_LIB([pthread], [sem_open shm_open])
if test "x$check" = "xtrue"
then
	PKG_CHECK_MODULES([CHECK], [check >= 0.9.4], [],
		AC_MSG_FAILURE([Unabe to locate (check unit test c framework).
You can run ./configure --disable-check if you do not need unit tests.
]))
	AS_IF([test x"${enable_debug}" = x"yes"], [CK_FORK=no], [])
fi

# Checks for header files.
AC_CHECK_HEADERS([fcntl.h limits.h stdlib.h string.h syslog.h unistd.h sem.h time.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_PID_T
AC_TYPE_SIZE_T

# Checks for library functions.
AC_FUNC_FORK
AC_FUNC_MALLOC
AC_FUNC_REALLOC
AC_CHECK_FUNCS([bzero getcwd gettimeofday memmove strdup strerror strndup get_current_dir_name timer_settime])

AM_INIT_AUTOMAKE
AC_CONFIG_FILES([Makefile
                 src/Makefile
		 tests/Makefile
])

AM_CONDITIONAL([HAVE_DOXYGEN],
[test -n "$DOXYGEN"])AM_COND_IF([HAVE_DOXYGEN], [AC_CONFIG_FILES([docs/Doxyfile
docs/Makefile])])

AC_OUTPUT