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configure.ac
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configure.ac
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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ([2.61])
AC_INIT([alfalfa], [0.1], [excamera@cs.stanford.edu])
AM_INIT_AUTOMAKE([foreign tar-ustar])
AC_CONFIG_SRCDIR([src/decoder/prediction.cc])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIRS([m4])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
# Checks for programs.
AC_PROG_CXX
dnl AC_PROG_RANLIB
LT_INIT
AC_PATH_PROG([PERL], [perl], [])
AS_IF([test x"$PERL" = x],
[AC_MSG_ERROR([cannot find perl])])
# Add picky CXXFLAGS
CXX11_FLAGS="-std=c++14 -pthread"
PICKY_CXXFLAGS="-pedantic -Wall -Wextra -Weffc++ -Werror"
AC_SUBST([CXX11_FLAGS])
AC_SUBST([PICKY_CXXFLAGS])
AC_LANG_PUSH(C++)
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug@<:@=no/asserts/sanitize@:>@],
[Turn on asserts or santizers])],
[case "$enableval" in
no)
NODEBUG_CXXFLAGS="-DNDEBUG"
;;
'' | yes | sanitize)
NODEBUG_CXXFLAGS="-fsanitize=address -fsanitize=undefined -fuse-ld=gold"
;;
asserts)
NODEBUG_CXXFLAGS=""
;;
*)
AC_MSG_ERROR([Unknown argument '$enableval' to --enable-debug])
;;
esac],
[NODEBUG_CXXFLAGS="-DNDEBUG"])
AC_SUBST(NODEBUG_CXXFLAGS)
AC_ARG_ENABLE([all-static],
[AS_HELP_STRING([--enable-all-static], [Build statically linked binaries])],
[case "$enableval" in
'' | yes)
STATIC_BUILD_FLAG="-all-static"
;;
no)
STATIC_BUILD_FLAG=""
;;
*)
AC_MSG_ERROR([Unknown argument '$enableval' to --enable-all-static])
;;
esac],
[STATIC_BUILD_FLAG=""])
AC_SUBST(STATIC_BUILD_FLAG)
AC_ARG_ENABLE([vp8play],
[AS_HELP_STRING([--enable-vp8play], [Build vp8play (requires gl, glu, glfw3, glew)])],
[case "$enableval" in
'' | yes)
buildvp8=true
;;
no)
buildvp8=false
;;
*)
AC_MSG_ERROR([Unknown argument '$enableval' to --enable-vp8play])
;;
esac],
[buildvp8=true])
AM_CONDITIONAL([BUILDVP8PLAY], [test "$buildvp8" = true])
# Checks for assemblers
# TODO only check this when arch is x86
AC_CHECK_PROGS([AS], [yasm nasm], [none])
AS_IF([test x$AS == xnone], [
AC_MSG_ERROR([yasm or nasm required for assembly; ASM functions are disabled. Install one of those to use SSE2 in the decoder.])
], [
ASFLAGS="-f elf64"
AC_DEFINE([HAVE_SSE2], [1], [CPU supports SSE2])
AC_DEFINE([ARCH_X86_64], [1], [64bit CPU])
])
AC_SUBST([AS])
AC_SUBST([ASFLAGS])
# Checks for libraries.
PKG_CHECK_MODULES([X264], [x264])
PKG_CHECK_MODULES([ZLIB], [zlib])
AC_SEARCH_LIBS([jpeg_CreateDecompress], [jpeg], , [AC_MSG_ERROR([Unable to find libjpeg.])])
if test "$buildvp8" = true; then
PKG_CHECK_MODULES([GL], [gl])
PKG_CHECK_MODULES([GLU], [glu])
PKG_CHECK_MODULES([GLFW3], [glfw3])
PKG_CHECK_MODULES([GLEW], [glew])
fi
# Checks for header files.
AC_PATH_X
AC_CHECK_HEADERS([fcntl.h unistd.h], [], [AC_MSG_ERROR([Missing required header file])])
AC_CHECK_HEADERS([boost/functional/hash.hpp], [], [AC_MSG_ERROR([Missing boost hash])])
# Checks for typedefs, structures, and compiler characteristics.
AC_C_INLINE
AC_TYPE_INT16_T
AC_TYPE_INT32_T
AC_TYPE_INT8_T
AC_TYPE_SIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T
# Checks for library functions.
AC_FUNC_MMAP
# Checks for Apache and Apache modules
AC_LANG_POP(C++)
AC_CONFIG_FILES([Makefile
src/Makefile
src/util/Makefile
src/decoder/Makefile
src/display/Makefile
src/input/Makefile
src/encoder/Makefile
src/net/Makefile
src/frontend/Makefile
src/salsify/Makefile
src/tests/Makefile
man/Makefile])
AC_OUTPUT