serial-loader/configure.ac at develop · bolthur/serial-loader · GitHub

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AC_PREREQ(2.57)
AC_INIT([bolthur-serial-loader], [0.1], [https://github.com/bolthur/serial-loader/issues], [bolthur-serial-loader], [https://github.com/bolthur/serial-loader])
AC_COPYRIGHT([Copyright (C) 2019 bolthur project])

AC_CONFIG_AUX_DIR([config])
AC_CONFIG_MACRO_DIR([m4])

AC_CANONICAL_HOST
AC_CONFIG_SRCDIR([src/loader/main.c])
AM_INIT_AUTOMAKE([foreign 1.7])
AC_CONFIG_HEADERS([include/config.h])

AM_SILENT_RULES([yes])

AC_LANG([C])

# FIXME: Shouldn't be necessary, when creating symlinks of toolchain binaries to /usr/local/bin
AC_SUBST(PATH, "${HOME}/.bolthur/cross/bin:${PATH}")

AC_ARG_ENABLE([device],
  AC_HELP_STRING([--enable-device], [set target device (default and fallback is rpi2_b_rev1)]),
  [case "${enableval}" in
  rpi2_b_rev1)
    DEVICE="rpi2_b_rev1"
    ;;
  rpi3_b)
    DEVICE="rpi3_b"
    ;;
  rpi_zero_w)
    DEVICE="rpi_zero_w"
    ;;
  esac],
  [DEVICE="rpi2_b_rev1"]
)

AC_ARG_ENABLE([opt],
  AC_HELP_STRING([--enable-opt], [enable code optimization (default: 2)]),
  [case "${enableval}" in
  no | 0)
    CFLAGS="${CFLAGS} -O0"
    ;;
  1)
    CFLAGS="${CFLAGS} -O1"
    ;;
  2)
    CFLAGS="${CFLAGS} -O2"
    ;;
  3)
    CFLAGS="${CFLAGS} -O3"
    ;;
  s)
    CFLAGS="${CFLAGS} -Os"
    ;;
  g)
    CFLAGS="${CFLAGS} -Og"
    ;;
  *)
    CFLAGS="${CFLAGS} -O2"
    ;;
  esac],
  [CFLAGS="${CFLAGS} -O2"]
)

# set target and flags
BOLTHUR_SERIAL_LOADER_SET_HOST

# set normal flags
BOLTHUR_SERIAL_LOADER_SET_FLAGS

# conftest
AC_LANG_CONFTEST([AC_LANG_SOURCE([[const char hw[] = "Hello, World\r\n";]])])

# checks for programs
AC_PROG_CC
AM_PROG_AS
AC_PROG_RANLIB
AM_PROG_AR
AC_PROG_CXX
BOLTHUR_SERIAL_LOADER_PROG_OBJCOPY

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_C_VOLATILE
AC_C_RESTRICT

# Some compiler dependent features.
AC_DEFINE_UNQUOTED([PACKED], [__attribute__((__packed__))], [Keyword for packing structures.])
AC_DEFINE_UNQUOTED([SECTION(x)], [__attribute__((__section__(x)))], [Keyword for section placement.])
AC_DEFINE_UNQUOTED([ALIGNED(x)], [__attribute__((__aligned__(x)))], [Keyword for alignment.])
AC_DEFINE_UNQUOTED([PACKED_ALIGNED(x)], [__attribute__((__packed__, __aligned__(x)))], [Keyword for packing and aligning structures.])
AC_DEFINE_UNQUOTED([OPT_NONE], [__attribute__((__optimize__( "O0" )))], [Disable optimization])

AC_CONFIG_FILES([
  Makefile
  src/Makefile
  src/loader/Makefile
  src/arch/Makefile
  src/arch/arm/Makefile
  src/arch/arm/v6/Makefile
  src/arch/arm/v7/Makefile
  src/arch/arm/v8/Makefile
  src/vendor/Makefile
  src/vendor/rpi/Makefile
])

AC_OUTPUT