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

AC_PREREQ([2.69])
AC_INIT([libtuberia], [1.0.0], [nicolas.dato at gmail.com], [libtuberia], [https://git.ndato.com/libtuberia])
AC_CONFIG_SRCDIR([src/tuberia.c])
AC_CONFIG_HEADERS([config.h])
AC_PREFIX_DEFAULT([/usr])
AC_LANG([C])

AM_INIT_AUTOMAKE([-Wall -Werror foreign])
AM_SILENT_RULES([yes])

# Checks for programs.
AC_PROG_CC
AC_PROG_RANLIB
AM_PROG_AR
AM_CFLAGS="-Wall -Wextra -Werror -pedantic"
AC_SUBST([AM_CFLAGS])

PKG_INSTALLDIR

# Checks for libraries.
AC_CHECK_LIB([pthread], [pthread_self])
AS_VAR_SET([has_ffmpeg], [yes])
AC_CHECK_LIB([avcodec], [avcodec_version], [AS_VAR_SET([has_avcodec], [yes])], [AS_VAR_SET([has_avcodec], [no])])
AC_CHECK_LIB([avformat], [avformat_version], [AS_VAR_SET([has_avformat], [yes])], [AS_VAR_SET([has_avformat], [no])])
AC_CHECK_LIB([avutil], [avutil_version], [AS_VAR_SET([has_avutil], [yes])], [AS_VAR_SET([has_avutil], [no])])
AC_CHECK_LIB([swscale], [swscale_version], [AS_VAR_SET([has_swscale], [yes])], [AS_VAR_SET([has_swscale], [no])])

# Checks for header files.
AC_CHECK_HEADERS([stdlib.h sys/time.h])

# Checks for typedefs, structures, and compiler characteristics.

# Checks for library functions.
AC_FUNC_MALLOC
AC_CHECK_FUNCS([gettimeofday])

AC_CHECK_PROG([has_valgrind], [valgrind], [yes], [no])

AC_ARG_ENABLE([examples], AS_HELP_STRING([--disable-examples], [Disable all examples]), [], [enable_examples="yes"])
AC_ARG_ENABLE([tests], AS_HELP_STRING([--disable-tests], [Disable all tests]), [], [enable_tests="yes"])
AC_ARG_ENABLE([itc-test], AS_HELP_STRING([--disable-itc-test], [Disable ITC test]), [], [enable_itc_test="yes"])
AC_ARG_ENABLE([tuberia-test], AS_HELP_STRING([--disable-tuberia-test], [Disable Tuberia test]), [], [enable_tuberia_test="yes"])
AC_ARG_ENABLE([valgrind], AS_HELP_STRING([--disable-valgrind], [Disable the use of valgrind in tests]), [], [enable_valgrind="yes"])

AS_VAR_IF([has_valgrind], [no], [AS_VAR_SET([enable_valgrind], [no])], [])
AS_VAR_IF([has_avcodec], [no], [AS_VAR_SET([enable_examples], [no])], [])
AS_VAR_IF([has_avformat], [no], [AS_VAR_SET([enable_examples], [no])], [])
AS_VAR_IF([has_avutil], [no], [AS_VAR_SET([enable_examples], [no])], [])
AS_VAR_IF([has_swscale], [no], [AS_VAR_SET([enable_examples], [no])], [])

AM_CONDITIONAL([EXAMPLES], [test x$enable_examples = xyes])
AM_CONDITIONAL([TESTS], [test x$enable_tests = xyes])
AM_CONDITIONAL([ITCTEST], [test x$enable_itc_test = xyes])
AM_CONDITIONAL([TUBERIATEST], [test x$enable_tuberia_test = xyes])
AM_CONDITIONAL([VALGRIND], [test x$enable_valgrind = xyes])

AC_CONFIG_FILES([Makefile
                 src/Makefile
                 test/Makefile
                 example/Makefile
                 tuberia.pc])
AC_OUTPUT

AC_MSG_NOTICE([has valgrind: $has_valgrind])
AC_MSG_NOTICE([has avcodec: $has_avcodec])
AC_MSG_NOTICE([has avformat: $has_avformat])
AC_MSG_NOTICE([has avutil: $has_avutil])
AC_MSG_NOTICE([has swscale: $has_swscale])
AC_MSG_NOTICE([enable examples: $enable_examples])
AC_MSG_NOTICE([enable tests: $enable_tests])
AC_MSG_NOTICE([enable itc tests: $enable_itc_test])
AC_MSG_NOTICE([enable tuberia tests: $enable_tuberia_test])
AC_MSG_NOTICE([enable valgrind: $enable_valgrind])
AC_MSG_NOTICE([prefix: $prefix])
AC_MSG_NOTICE([exec_prefix: $exec_prefix])
AC_MSG_NOTICE([libdir: $libdir])
AC_MSG_NOTICE([includedir: $includedir])
AC_MSG_NOTICE([pkgconfigdir: $pkgconfigdir])