AC_PREREQ(2.64)
AC_INIT([openocd], [0.10.0+dev],
  [OpenOCD Mailing List <openocd-devel@lists.sourceforge.net>])
AC_CONFIG_SRCDIR([src/openocd.c])

m4_include([config_subdir.m4])dnl

# check for makeinfo before calling AM_INIT_AUTOMAKE
AC_CHECK_PROG([MAKEINFO], [makeinfo], [makeinfo])
AS_IF([test "x$MAKEINFO" = "x"], [
  MAKEINFO='echo makeinfo missing; true'
  AC_MSG_WARN([Info documentation will not be built.])
])
AC_SUBST([MAKEINFO])

AM_INIT_AUTOMAKE([-Wall -Wno-portability dist-bzip2 dist-zip subdir-objects])

AC_CONFIG_HEADERS([config.h])
AH_BOTTOM([
#include <helper/system.h>
#include <helper/types.h>
#include <helper/replacements.h>
])

AC_LANG([C])
AC_PROG_CC
AC_PROG_CC_C99
AM_PROG_CC_C_O
AC_PROG_RANLIB
PKG_PROG_PKG_CONFIG([0.23])

dnl disable checks for C++, Fortran and GNU Java Compiler
m4_defun([_LT_AC_LANG_CXX_CONFIG], [:])
m4_defun([_LT_AC_LANG_F77_CONFIG], [:])
m4_defun([_LT_AC_LANG_GCJ_CONFIG], [:])
AC_DISABLE_SHARED
LT_INIT
AC_SUBST([LIBTOOL_DEPS])

dnl configure checks required for Jim files (these are obsolete w/ C99)
AC_C_CONST
AC_TYPE_LONG_LONG_INT

AC_SEARCH_LIBS([ioperm], [ioperm])
AC_SEARCH_LIBS([dlopen], [dl])

AC_CHECK_HEADERS([sys/socket.h])
AC_CHECK_HEADERS([elf.h])
AC_CHECK_HEADERS([dirent.h])
AC_CHECK_HEADERS([fcntl.h])
AC_CHECK_HEADERS([malloc.h])
AC_CHECK_HEADERS([netdb.h])
AC_CHECK_HEADERS([poll.h])
AC_CHECK_HEADERS([pthread.h])
AC_CHECK_HEADERS([strings.h])
AC_CHECK_HEADERS([sys/ioctl.h])
AC_CHECK_HEADERS([sys/param.h])
AC_CHECK_HEADERS([sys/select.h])
AC_CHECK_HEADERS([sys/stat.h])
AC_CHECK_HEADERS([sys/sysctl.h])
AC_CHECK_HEADERS([sys/time.h])
AC_CHECK_HEADERS([sys/types.h])
AC_CHECK_HEADERS([unistd.h])
AC_CHECK_HEADERS([arpa/inet.h ifaddrs.h netinet/in.h netinet/tcp.h net/if.h], [], [], [dnl
#include <stdio.h>
#ifdef STDC_HEADERS
# include <stdlib.h>
# include <stddef.h>
#else
# ifdef HAVE_STDLIB_H
#  include <stdlib.h>
# endif
#endif
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
])

AC_HEADER_ASSERT
AC_HEADER_STDBOOL
AC_HEADER_TIME

AC_C_BIGENDIAN

AC_CHECK_FUNCS([strndup])
AC_CHECK_FUNCS([strnlen])
AC_CHECK_FUNCS([gettimeofday])
AC_CHECK_FUNCS([usleep])
AC_CHECK_FUNCS([vasprintf])
AC_CHECK_FUNCS([realpath])

# guess-rev.sh only exists in the repository, not in the released archives
AC_MSG_CHECKING([whether to build a release])
AS_IF([test -x "$srcdir/guess-rev.sh"], [
  build_release=no
], [
  build_release=yes
])
AC_MSG_RESULT([$build_release])

# Adapter drivers
# 1st column -- configure option
# 2nd column -- description
# 3rd column -- symbol used for both config.h and automake
m4_define([ADAPTER_ARG], [m4_argn([1], $1)])
m4_define([ADAPTER_DESC], [m4_argn([2], $1)])
m4_define([ADAPTER_SYM], [m4_argn([3], $1)])
m4_define([ADAPTER_VAR], [enable_[]ADAPTER_ARG($1)])
m4_define([ADAPTER_OPT], [m4_translit(ADAPTER_ARG($1), [_], [-])])

m4_define([USB1_ADAPTERS],
	[[[ftdi], [MPSSE mode of FTDI based devices], [FTDI]],
	[[stlink], [ST-Link Programmer], [HLADAPTER_STLINK]],
	[[ti_icdi], [TI ICDI JTAG Programmer], [HLADAPTER_ICDI]],
	[[ulink], [Keil ULINK JTAG Programmer], [ULINK]],
	[[usb_blaster_2], [Altera USB-Blaster II Compatible], [USB_BLASTER_2]],
	[[ft232r], [Bitbang mode of FT232R based devices], [FT232R]],
	[[vsllink], [Versaloon-Link JTAG Programmer], [VSLLINK]],
	[[xds110], [TI XDS110 Debug Probe], [XDS110]],
	[[osbdm], [OSBDM (JTAG only) Programmer], [OSBDM]],
	[[opendous], [eStick/opendous JTAG Programmer], [OPENDOUS]],
	[[aice], [Andes JTAG Programmer], [AICE]]])

m4_define([USB0_ADAPTERS],
	[[[usbprog], [USBProg JTAG Programmer], [USBPROG]],
	[[rlink], [Raisonance RLink JTAG Programmer], [RLINK]],
	[[armjtagew], [Olimex ARM-JTAG-EW Programmer], [ARMJTAGEW]]])

m4_define([HIDAPI_ADAPTERS],
	[[[cmsis_dap], [CMSIS-DAP Compliant Debugger], [CMSIS_DAP]],
	[[nulink], [Nu-Link Programmer], [HLADAPTER_NULINK]]])

m4_define([HIDAPI_USB1_ADAPTERS],
	[[[kitprog], [Cypress KitProg Programmer], [KITPROG]]])

m4_define([LIBFTDI_ADAPTERS],
	[[[usb_blaster], [Altera USB-Blaster Compatible], [USB_BLASTER]],
	[[presto], [ASIX Presto Adapter], [PRESTO]],
	[[openjtag], [OpenJTAG Adapter], [OPENJTAG]]])

m4_define([LIBGPIOD_ADAPTERS],
	[[[linuxgpiod], [Linux GPIO bitbang through libgpiod], [LINUXGPIOD]]])

m4_define([LIBJAYLINK_ADAPTERS],
	[[[jlink], [SEGGER J-Link Programmer], [JLINK]]])

m4_define([PCIE_ADAPTERS],
	[[[xlnx_pcie_xvc], [Xilinx XVC/PCIe], [XLNX_PCIE_XVC]]])


AC_ARG_ENABLE([doxygen-html],
  AS_HELP_STRING([--disable-doxygen-html],
    [Disable building Doxygen manual as HTML.]),
  [doxygen_as_html=$enableval], [doxygen_as_html=yes])
AC_SUBST([doxygen_as_html])
AC_MSG_CHECKING([whether to build Doxygen as HTML])
AC_MSG_RESULT([$doxygen_as_html])

AC_ARG_ENABLE([doxygen-pdf],
  AS_HELP_STRING([--enable-doxygen-pdf],
    [Enable building Doxygen manual as PDF.]),
  [doxygen_as_pdf=$enableval], [doxygen_as_pdf=no])
AC_SUBST([doxygen_as_pdf])
AC_MSG_CHECKING([whether to build Doxygen as PDF])
AC_MSG_RESULT([$doxygen_as_pdf])

AC_ARG_ENABLE([gccwarnings],
  AS_HELP_STRING([--disable-gccwarnings], [Disable compiler warnings]),
  [gcc_warnings=$enableval], [gcc_warnings=yes])

AC_ARG_ENABLE([wextra],
  AS_HELP_STRING([--disable-wextra], [Disable extra compiler warnings]),
  [gcc_wextra=$enableval], [gcc_wextra=$gcc_warnings])

AC_ARG_ENABLE([werror],
  AS_HELP_STRING([--disable-werror], [Do not treat warnings as errors]),
  [gcc_werror=$enableval], [gcc_werror=$gcc_warnings])

# set default verbose options, overridden by following options
debug_usb_io=no
debug_usb_comms=no

AC_ARG_ENABLE([verbose],
  AS_HELP_STRING([--enable-verbose],
      [Enable verbose JTAG I/O messages (for debugging).]),
  [
  debug_usb_io=$enableval
  debug_usb_comms=$enableval
  ], [])

AC_ARG_ENABLE([verbose_usb_io],
  AS_HELP_STRING([--enable-verbose-usb-io],
      [Enable verbose USB I/O messages (for debugging)]),
  [debug_usb_io=$enableval], [])

AC_ARG_ENABLE([verbose_usb_comms],
  AS_HELP_STRING([--enable-verbose-usb-comms],
      [Enable verbose USB communication messages (for debugging)]),
  [debug_usb_comms=$enableval], [])

AC_MSG_CHECKING([whether to enable verbose USB I/O messages]);
AC_MSG_RESULT([$debug_usb_io])
AS_IF([test "x$debug_usb_io" = "xyes"], [
  AC_DEFINE([_DEBUG_USB_IO_],[1], [Print verbose USB I/O messages])
])

AC_MSG_CHECKING([whether to enable verbose USB communication messages]);
AC_MSG_RESULT([$debug_usb_comms])
AS_IF([test "x$debug_usb_comms" = "xyes"], [
  AC_DEFINE([_DEBUG_USB_COMMS_],[1], [Print verbose USB communication messages])
])

debug_malloc=no
AC_ARG_ENABLE([malloc_logging],
  AS_HELP_STRING([--enable-malloc-logging],
      [Include free space in logging messages (requires malloc.h).]),
  [debug_malloc=$enableval], [])

AC_MSG_CHECKING([whether to enable malloc free space logging]);
AC_MSG_RESULT([$debug_malloc])
AS_IF([test "x$debug_malloc" = "xyes"], [
  AC_DEFINE([_DEBUG_FREE_SPACE_],[1], [Include malloc free space in logging])
])

AC_ARG_ENABLE([dummy],
  AS_HELP_STRING([--enable-dummy], [Enable building the dummy port driver]),
  [build_dummy=$enableval], [build_dummy=no])

AC_ARG_ENABLE([rshim],
  AS_HELP_STRING([--enable-rshim], [Enable building the rshim driver]),
  [build_rshim=$enableval], [build_rshim=no])

m4_define([AC_ARG_ADAPTERS], [
  m4_foreach([adapter], [$1],
	[AC_ARG_ENABLE(ADAPTER_OPT([adapter]),
		AS_HELP_STRING([--enable-ADAPTER_OPT([adapter])],
			[Enable building support for the ]ADAPTER_DESC([adapter])[ (default is $2)]),
		[], [ADAPTER_VAR([adapter])=$2])
  ])
])

AC_ARG_ADAPTERS([
  USB1_ADAPTERS,
  USB0_ADAPTERS,
  HIDAPI_ADAPTERS,
  HIDAPI_USB1_ADAPTERS,
  LIBFTDI_ADAPTERS,
  LIBGPIOD_ADAPTERS,
  LIBJAYLINK_ADAPTERS
  ],[auto])

AC_ARG_ENABLE([parport],
  AS_HELP_STRING([--enable-parport], [Enable building the pc parallel port driver]),
  [build_parport=$enableval], [build_parport=no])

AC_ARG_ENABLE([parport_ppdev],
  AS_HELP_STRING([--disable-parport-ppdev],
      [Disable use of ppdev (/dev/parportN) for parport (for x86 only)]),
    [parport_use_ppdev=$enableval], [parport_use_ppdev=yes])

AC_ARG_ENABLE([parport_giveio],
    AS_HELP_STRING([--enable-parport-giveio],
      [Enable use of giveio for parport (for CygWin only)]),
    [parport_use_giveio=$enableval], [parport_use_giveio=])

AC_ARG_ENABLE([jtag_vpi],
  AS_HELP_STRING([--enable-jtag_vpi], [Enable building support for JTAG VPI]),
  [build_jtag_vpi=$enableval], [build_jtag_vpi=no])

AC_ARG_ENABLE([amtjtagaccel],
  AS_HELP_STRING([--enable-amtjtagaccel], [Enable building the Amontec JTAG-Accelerator driver]),
  [build_amtjtagaccel=$enableval], [build_amtjtagaccel=no])

AC_ARG_ENABLE([zy1000_master],
  AS_HELP_STRING([--enable-zy1000-master], [Use ZY1000 JTAG master registers]),
  [build_zy1000_master=$enableval], [build_zy1000_master=no])

AC_ARG_ENABLE([zy1000],
  AS_HELP_STRING([--enable-zy1000], [Enable ZY1000 interface]),
  [build_zy1000=$enableval], [build_zy1000=no])

AC_ARG_ENABLE([ioutil],
  AS_HELP_STRING([--enable-ioutil], [Enable ioutil functions - useful for standalone OpenOCD implementations]),
  [build_ioutil=$enableval], [build_ioutil=no])

AS_CASE(["${host_cpu}"],
  [arm*|aarch64], [
    AC_ARG_ENABLE([bcm2835gpio],
      AS_HELP_STRING([--enable-bcm2835gpio], [Enable building support for bitbanging on BCM2835 (as found in Raspberry Pi)]),
      [build_bcm2835gpio=$enableval], [build_bcm2835gpio=no])
    AC_ARG_ENABLE([imx_gpio],
      AS_HELP_STRING([--enable-imx_gpio], [Enable building support for bitbanging on NXP IMX processors]),
      [build_imx_gpio=$enableval], [build_imx_gpio=no])
  ],
  [
    build_bcm2835gpio=no
    build_imx_gpio=no
])

AS_CASE(["${host_cpu}"],
  [arm*], [
    AC_ARG_ENABLE([ep93xx],
      AS_HELP_STRING([--enable-ep93xx], [Enable building support for EP93xx based SBCs]),
      [build_ep93xx=$enableval], [build_ep93xx=no])

    AC_ARG_ENABLE([at91rm9200],
      AS_HELP_STRING([--enable-at91rm9200], [Enable building support for AT91RM9200 based SBCs]),
      [build_at91rm9200=$enableval], [build_at91rm9200=no])
  ],
  [
    build_ep93xx=no
    build_at91rm9200=no
])

AC_ARG_ENABLE([gw16012],
  AS_HELP_STRING([--enable-gw16012], [Enable building support for the Gateworks GW16012 JTAG Programmer]),
  [build_gw16012=$enableval], [build_gw16012=no])

AC_ARG_ENABLE([oocd_trace],
  AS_HELP_STRING([--enable-oocd_trace],
  [Enable building support for some prototype OpenOCD+trace ETM capture hardware]),
  [build_oocd_trace=$enableval], [build_oocd_trace=no])

AC_ARG_ENABLE([buspirate],
  AS_HELP_STRING([--enable-buspirate], [Enable building support for the Buspirate]),
  [build_buspirate=$enableval], [build_buspirate=no])

AC_ARG_ENABLE([sysfsgpio],
  AS_HELP_STRING([--enable-sysfsgpio], [Enable building support for programming driven via sysfs gpios.]),
  [build_sysfsgpio=$enableval], [build_sysfsgpio=no])

AC_ARG_ENABLE([xlnx_pcie_xvc],
  AS_HELP_STRING([--enable-xlnx-pcie-xvc], [Enable building support for Xilinx XVC/PCIe.]),
  [build_xlnx_pcie_xvc=$enableval], [build_xlnx_pcie_xvc=no])

AS_CASE([$host_os],
  [linux*], [],
  [
    AS_IF([test "x$build_sysfsgpio" = "xyes"], [
      AC_MSG_ERROR([sysfsgpio is only available on linux])
    ])

    AS_IF([test "x$enable_linuxgpiod" = "xyes"], [
      AC_MSG_ERROR([linuxgpiod is only available on linux])
    ])

    AS_IF([test "x$build_xlnx_pcie_xvc" = "xyes"], [
      AC_MSG_ERROR([xlnx_pcie_xvc is only available on linux])
    ])

    AS_CASE([$host_os], [freebsd*], [],
    [
      AS_IF([test "x$build_rshim" = "xyes"], [
        AC_MSG_ERROR([build_rshim is only available on linux or freebsd])
      ])
    ])
])

AC_ARG_ENABLE([minidriver_dummy],
  AS_HELP_STRING([--enable-minidriver-dummy], [Enable the dummy minidriver.]),
  [build_minidriver_dummy=$enableval], [build_minidriver_dummy=no])

AC_ARG_ENABLE([internal-jimtcl],
  AS_HELP_STRING([--disable-internal-jimtcl], [Disable building internal jimtcl]),
  [use_internal_jimtcl=$enableval], [use_internal_jimtcl=yes])

AC_ARG_ENABLE([internal-libjaylink],
  AS_HELP_STRING([--disable-internal-libjaylink],
  [Disable building internal libjaylink]),
  [use_internal_libjaylink=$enableval], [use_internal_libjaylink=yes])

build_minidriver=no
AC_MSG_CHECKING([whether to enable ZY1000 minidriver])
AS_IF([test "x$build_zy1000" = "xyes"], [
  AS_IF([test "x$build_minidriver" = "xyes"], [
    AC_MSG_ERROR([Multiple minidriver options have been enabled.])
  ])
  AC_DEFINE([HAVE_JTAG_MINIDRIVER_H], [1],
      [Define to 1 if you have the <jtag_minidriver.h> header file.])
  build_minidriver=yes
])
AC_MSG_RESULT([$build_zy1000])

AC_ARG_ENABLE([remote-bitbang],
  AS_HELP_STRING([--enable-remote-bitbang], [Enable building support for the Remote Bitbang jtag driver]),
  [build_remote_bitbang=$enableval], [build_remote_bitbang=no])

AC_MSG_CHECKING([whether to enable dummy minidriver])
AS_IF([test "x$build_minidriver_dummy" = "xyes"], [
  AS_IF([test "x$build_minidriver" = "xyes"], [
    AC_MSG_ERROR([Multiple minidriver options have been enabled.])
  ])
  build_minidriver=yes
  AC_DEFINE([BUILD_MINIDRIVER_DUMMY], [1], [Use the dummy minidriver.])
  AC_DEFINE([HAVE_JTAG_MINIDRIVER_H], [1],
      [Define to 1 if you have the <jtag_minidriver.h> header file.])
])
AC_MSG_RESULT([$build_minidriver_dummy])

AC_MSG_CHECKING([whether standard drivers can be built])
AS_IF([test "x$build_minidriver" = "xyes"], [
  AC_MSG_RESULT([no])
  AC_MSG_WARN([Using the minidriver disables all other drivers.])
  sleep 2
], [
  AC_MSG_RESULT([yes])
])

AS_CASE(["${host_cpu}"],
  [i?86|x86*], [],
  [
    AS_IF([test "x$parport_use_ppdev" = "xno"], [
      AC_MSG_WARN([--disable-parport-ppdev is not supported by the host CPU])
    ])
    parport_use_ppdev=yes
])

AS_CASE([$host],
  [*-cygwin*], [
    is_win32=yes
    parport_use_ppdev=no

    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[return __MINGW32__;]])],
      [is_mingw=yes],[is_mingw=no])
    AS_IF([test "x$is_mingw" = "xyes"], [
      AS_IF([test "x$parport_use_giveio" = "xno"], [
        AC_MSG_WARN([--disable-parport-giveio is not supported by MinGW32 hosts])
      ])
      parport_use_giveio=yes
      is_cygwin=no
    ], [
      is_cygwin=yes
      # sys/io.h needed under cygwin for parport access
      AS_IF([test "x$build_parport" = "xyes"], [
        AC_CHECK_HEADERS([sys/io.h],[],AC_MSG_ERROR([Please install the cygwin ioperm package]))
      ])
    ])
  ],
  [*-mingw* | *-msys*], [
    is_mingw=yes
    is_win32=yes
    parport_use_ppdev=no

    AS_IF([test "x$parport_use_giveio" = "xno"], [
      AC_MSG_WARN([--disable-parport-giveio is not supported by MinGW32 hosts])
    ])
    parport_use_giveio=yes

    AS_IF([test "x$build_buspirate" = "xyes"], [
      AC_MSG_ERROR([buspirate currently not supported by MinGW32 hosts])
    ])

    AC_SUBST([HOST_CPPFLAGS], [-D__USE_MINGW_ANSI_STDIO])
  ],
  [*darwin*], [
    is_darwin=yes

    AS_IF([test "x$parport_use_giveio" = "xyes"], [
      AC_MSG_WARN([--enable-parport-giveio cannot be used by Darwin hosts])
    ])
    parport_use_giveio=no
  ],
  [
    AS_IF([test "x$parport_use_giveio" = "xyes"], [
      AC_MSG_WARN([--enable-parport-giveio cannot be used by ]$host[ hosts])
    ])
    parport_use_giveio=no
])

AS_IF([test "x$is_cygwin" = "xyes"], [
    AC_DEFINE([IS_CYGWIN], [1], [1 if building for Cygwin.])
], [
    AC_DEFINE([IS_CYGWIN], [0], [0 if not building for Cygwin.])
])

AS_IF([test "x$is_mingw" = "xyes"], [
    AC_DEFINE([IS_MINGW], [1], [1 if building for Mingw.])
], [
    AC_DEFINE([IS_MINGW], [0], [0 if not building for Mingw.])
])

AS_IF([test "x$is_win32" = "xyes"], [
    AC_DEFINE([IS_WIN32], [1], [1 if building for Win32.])
], [
    AC_DEFINE([IS_WIN32], [0], [0 if not building for Win32.])
])

AS_IF([test "x$is_darwin" = "xyes"], [
    AC_DEFINE([IS_DARWIN], [1], [1 if building for Darwin.])
], [
    AC_DEFINE([IS_DARWIN], [0], [0 if not building for Darwin.])
])

AS_IF([test "x$build_parport" = "xyes"], [
  build_bitbang=yes
  AC_DEFINE([BUILD_PARPORT], [1], [1 if you want parport.])
], [
  AC_DEFINE([BUILD_PARPORT], [0], [0 if you don't want parport.])
])

AS_IF([test "x$build_rshim" = "xyes"], [
  AC_DEFINE([BUILD_RSHIM], [1], [1 if you want to debug BlueField SoC via rshim.])
], [
  AC_DEFINE([BUILD_RSHIM], [0], [0 if you don't want to debug BlueField SoC via rshim.])
])

AS_IF([test "x$build_dummy" = "xyes"], [
  build_bitbang=yes
  AC_DEFINE([BUILD_DUMMY], [1], [1 if you want dummy driver.])
], [
  AC_DEFINE([BUILD_DUMMY], [0], [0 if you don't want dummy driver.])
])

AS_IF([test "x$build_ep93xx" = "xyes"], [
  build_bitbang=yes
  AC_DEFINE([BUILD_EP93XX], [1], [1 if you want ep93xx.])
], [
  AC_DEFINE([BUILD_EP93XX], [0], [0 if you don't want ep93xx.])
])

AS_IF([test "x$build_zy1000" = "xyes"], [
  AC_DEFINE([BUILD_ZY1000], [1], [1 if you want ZY1000.])
], [
  AC_DEFINE([BUILD_ZY1000], [0], [0 if you don't want ZY1000.])
])

AS_IF([test "x$build_zy1000_master" = "xyes"], [
  AC_DEFINE([BUILD_ZY1000_MASTER], [1], [1 if you want ZY1000 JTAG master registers.])
], [
  AC_DEFINE([BUILD_ZY1000_MASTER], [0], [0 if you don't want ZY1000 JTAG master registers.])
])

AS_IF([test "x$build_at91rm9200" = "xyes"], [
  build_bitbang=yes
  AC_DEFINE([BUILD_AT91RM9200], [1], [1 if you want at91rm9200.])
], [
  AC_DEFINE([BUILD_AT91RM9200], [0], [0 if you don't want at91rm9200.])
])

AS_IF([test "x$build_bcm2835gpio" = "xyes"], [
  build_bitbang=yes
  AC_DEFINE([BUILD_BCM2835GPIO], [1], [1 if you want bcm2835gpio.])
], [
  AC_DEFINE([BUILD_BCM2835GPIO], [0], [0 if you don't want bcm2835gpio.])
])

AS_IF([test "x$build_imx_gpio" = "xyes"], [
  build_bitbang=yes
  AC_DEFINE([BUILD_IMX_GPIO], [1], [1 if you want imx_gpio.])
], [
  AC_DEFINE([BUILD_IMX_GPIO], [0], [0 if you don't want imx_gpio.])
])

AS_IF([test "x$parport_use_ppdev" = "xyes"], [
  AC_DEFINE([PARPORT_USE_PPDEV], [1], [1 if you want parport to use ppdev.])
], [
  AC_DEFINE([PARPORT_USE_PPDEV], [0], [0 if you don't want parport to use ppdev.])
])

AS_IF([test "x$parport_use_giveio" = "xyes"], [
  AC_DEFINE([PARPORT_USE_GIVEIO], [1], [1 if you want parport to use giveio.])
], [
  AC_DEFINE([PARPORT_USE_GIVEIO], [0], [0 if you don't want parport to use giveio.])
])

AS_IF([test "x$build_jtag_vpi" = "xyes"], [
  AC_DEFINE([BUILD_JTAG_VPI], [1], [1 if you want JTAG VPI.])
], [
  AC_DEFINE([BUILD_JTAG_VPI], [0], [0 if you don't want JTAG VPI.])
])

AS_IF([test "x$build_amtjtagaccel" = "xyes"], [
  AC_DEFINE([BUILD_AMTJTAGACCEL], [1], [1 if you want the Amontec JTAG-Accelerator driver.])
], [
  AC_DEFINE([BUILD_AMTJTAGACCEL], [0], [0 if you don't want the Amontec JTAG-Accelerator driver.])
])

AS_IF([test "x$build_gw16012" = "xyes"], [
  AC_DEFINE([BUILD_GW16012], [1], [1 if you want the Gateworks GW16012 driver.])
], [
  AC_DEFINE([BUILD_GW16012], [0], [0 if you don't want the Gateworks GW16012 driver.])
])

AS_IF([test "x$build_oocd_trace" = "xyes"], [
  AC_DEFINE([BUILD_OOCD_TRACE], [1], [1 if you want the OpenOCD+trace ETM capture driver.])
], [
  AC_DEFINE([BUILD_OOCD_TRACE], [0], [0 if you don't want the OpenOCD+trace ETM capture driver.])
])

AS_IF([test "x$build_buspirate" = "xyes"], [
  AC_DEFINE([BUILD_BUSPIRATE], [1], [1 if you want the Buspirate JTAG driver.])
], [
  AC_DEFINE([BUILD_BUSPIRATE], [0], [0 if you don't want the Buspirate JTAG driver.])
])

AS_IF([test "x$use_internal_jimtcl" = "xyes"], [
  AS_IF([test -f "$srcdir/jimtcl/configure.ac"], [
    AX_CONFIG_SUBDIR_OPTION([jimtcl], [--disable-install-jim])
  ], [
    AC_MSG_ERROR([jimtcl not found, run git submodule init and git submodule update.])
  ])
])

AS_IF([test "x$build_remote_bitbang" = "xyes"], [
  build_bitbang=yes
  AC_DEFINE([BUILD_REMOTE_BITBANG], [1], [1 if you want the Remote Bitbang JTAG driver.])
], [
  AC_DEFINE([BUILD_REMOTE_BITBANG], [0], [0 if you don't want the Remote Bitbang JTAG driver.])
])

AS_IF([test "x$build_sysfsgpio" = "xyes"], [
  build_bitbang=yes
  AC_DEFINE([BUILD_SYSFSGPIO], [1], [1 if you want the SysfsGPIO driver.])
], [
  AC_DEFINE([BUILD_SYSFSGPIO], [0], [0 if you don't want SysfsGPIO driver.])
])

AS_IF([test "x$build_xlnx_pcie_xvc" = "xyes"], [
  build_xlnx_pcie_xvc=yes
  AC_DEFINE([BUILD_XLNX_PCIE_XVC], [1], [1 if you want the Xilinx XVC/PCIe driver.])
], [
  AC_DEFINE([BUILD_XLNX_PCIE_XVC], [0], [0 if you don't want Xilinx XVC/PCIe driver.])
])

PKG_CHECK_MODULES([LIBUSB1], [libusb-1.0], [
	use_libusb1=yes
	AC_DEFINE([HAVE_LIBUSB1], [1], [Define if you have libusb-1.x])
	PKG_CHECK_EXISTS([libusb-1.0 >= 1.0.9],
		[AC_DEFINE([HAVE_LIBUSB_ERROR_NAME], [1], [Define if your libusb has libusb_error_name()])],
		[AC_MSG_WARN([libusb-1.x older than 1.0.9 detected, consider updating])])
	LIBUSB1_CFLAGS=`echo $LIBUSB1_CFLAGS | sed 's/-I/-isystem /'`
	AC_MSG_NOTICE([libusb-1.0 header bug workaround: LIBUSB1_CFLAGS changed to "$LIBUSB1_CFLAGS"])
	PKG_CHECK_EXISTS([libusb-1.0 >= 1.0.16],
		[AC_DEFINE([HAVE_LIBUSB_GET_PORT_NUMBERS], [1], [Define if your libusb has libusb_get_port_numbers()])])
  ], [
	use_libusb1=no
	AC_MSG_WARN([libusb-1.x not found, trying legacy libusb-0.1 as a fallback; consider installing libusb-1.x instead])
])

PKG_CHECK_MODULES([LIBUSB0], [libusb], [use_libusb0=yes], [use_libusb0=no])

for hidapi_lib in hidapi hidapi-hidraw hidapi-libusb; do
	PKG_CHECK_MODULES([HIDAPI],[$hidapi_lib],[
		use_hidapi=yes
		break
	],[
		use_hidapi=no
	])
done

PKG_CHECK_MODULES([LIBFTDI], [libftdi1], [use_libftdi=yes], [
	PKG_CHECK_MODULES([LIBFTDI], [libftdi], [use_libftdi=yes], [use_libftdi=no])
])

PKG_CHECK_MODULES([LIBGPIOD], [libgpiod], [use_libgpiod=yes], [use_libgpiod=no])

PKG_CHECK_MODULES([LIBJAYLINK], [libjaylink >= 0.2],
	[use_libjaylink=yes], [use_libjaylink=no])

m4_define([PROCESS_ADAPTERS], [
  m4_foreach([adapter], [$1], [
	AS_IF([test "x$build_zy1000" = "xyes"], [
		ADAPTER_VAR([adapter])=no
	])
	AS_IF([test $2], [
		AS_IF([test "x$ADAPTER_VAR([adapter])" != "xno"], [
			AC_DEFINE([BUILD_]ADAPTER_SYM([adapter]), [1], [1 if you want the ]ADAPTER_DESC([adapter]).)
		], [
			AC_DEFINE([BUILD_]ADAPTER_SYM([adapter]), [0], [0 if you do not want the ]ADAPTER_DESC([adapter]).)
		])
	], [
		AS_IF([test "x$ADAPTER_VAR([adapter])" = "xyes"], [
			AC_MSG_ERROR([$3 is required for the ADAPTER_DESC([adapter])])
		])
		ADAPTER_VAR([adapter])=no
	])
	AM_CONDITIONAL(ADAPTER_SYM([adapter]), [test "x$ADAPTER_VAR([adapter])" != "xno"])
  ])
])

PROCESS_ADAPTERS([USB1_ADAPTERS], ["x$use_libusb1" = "xyes"], [libusb-1.x])
PROCESS_ADAPTERS([USB0_ADAPTERS], ["x$use_libusb0" = "xyes"], [libusb-0.1])
PROCESS_ADAPTERS([HIDAPI_ADAPTERS], ["x$use_hidapi" = "xyes"], [hidapi])
PROCESS_ADAPTERS([HIDAPI_USB1_ADAPTERS], ["x$use_hidapi" = "xyes" -a "x$use_libusb1" = "xyes"], [hidapi and libusb-1.x])
PROCESS_ADAPTERS([LIBFTDI_ADAPTERS], ["x$use_libftdi" = "xyes"], [libftdi])
PROCESS_ADAPTERS([LIBGPIOD_ADAPTERS], ["x$use_libgpiod" = "xyes"], [libgpiod])
PROCESS_ADAPTERS([LIBJAYLINK_ADAPTERS], ["x$use_internal_libjaylink" = "xyes" -o "x$use_libjaylink" = "xyes"], [libjaylink-0.2])

AS_IF([test "x$build_openjtag" = "xyes"], [
  AS_IF([test "x$use_libusb1" != "xyes" -a "x$use_libusb0" != "xyes"], [
    AC_MSG_ERROR([libusb-1.x or libusb-0.1 is required for the OpenJTAG Programmer])
    build_openjtag=no
  ])
])

AS_IF([test "x$enable_linuxgpiod" != "xno"], [
  build_bitbang=yes
])

AS_IF([test "x$enable_stlink" != "xno" -o "x$enable_ti_icdi" != "xno" -o "x$enable_nulink" != "xno"], [
	AC_DEFINE([BUILD_HLADAPTER], [1], [1 if you want the High Level JTAG driver.])
	AM_CONDITIONAL([HLADAPTER], [true])
], [
	AC_DEFINE([BUILD_HLADAPTER], [0], [0 if you want the High Level JTAG driver.])
	AM_CONDITIONAL([HLADAPTER], [false])
])
AM_CONDITIONAL([HLADAPTER_STLINK], [test "x$enable_stlink" != "xno"])
AM_CONDITIONAL([HLADAPTER_ICDI], [test "x$enable_ti_icdi" != "xno"])
AM_CONDITIONAL([HLADAPTER_NULINK], [test "x$enable_nulink" != "xno"])

AS_IF([test "x$enable_jlink" != "xno"], [
  AS_IF([test "x$use_internal_libjaylink" = "xyes"], [
    AS_IF([test -f "$srcdir/src/jtag/drivers/libjaylink/configure.ac"], [
      AX_CONFIG_SUBDIR_OPTION([src/jtag/drivers/libjaylink],
		[--enable-subproject-build])
    ], [
      AC_MSG_ERROR([Internal libjaylink not found, run either 'git submodule init' and 'git submodule update' or disable internal libjaylink with --disable-internal-libjaylink.])
    ])
  ])
])

# Presto needs the bitq module
AS_IF([test "x$enable_presto" != "xno"], [
  build_bitq=yes
])

AM_CONDITIONAL([RELEASE], [test "x$build_release" = "xyes"])
AM_CONDITIONAL([PARPORT], [test "x$build_parport" = "xyes"])
AM_CONDITIONAL([DUMMY], [test "x$build_dummy" = "xyes"])
AM_CONDITIONAL([GIVEIO], [test "x$parport_use_giveio" = "xyes"])
AM_CONDITIONAL([EP93XX], [test "x$build_ep93xx" = "xyes"])
AM_CONDITIONAL([ZY1000], [test "x$build_zy1000" = "xyes"])
AM_CONDITIONAL([ZY1000_MASTER], [test "x$build_zy1000_master" = "xyes"])
AM_CONDITIONAL([IOUTIL], [test "x$build_ioutil" = "xyes"])
AM_CONDITIONAL([AT91RM9200], [test "x$build_at91rm9200" = "xyes"])
AM_CONDITIONAL([BCM2835GPIO], [test "x$build_bcm2835gpio" = "xyes"])
AM_CONDITIONAL([IMX_GPIO], [test "x$build_imx_gpio" = "xyes"])
AM_CONDITIONAL([BITBANG], [test "x$build_bitbang" = "xyes"])
AM_CONDITIONAL([JTAG_VPI], [test "x$build_jtag_vpi" = "xyes" -o "x$build_jtag_vpi" = "xyes"])
AM_CONDITIONAL([USB_BLASTER_DRIVER], [test "x$enable_usb_blaster" != "xno" -o "x$enable_usb_blaster_2" != "xno"])
AM_CONDITIONAL([AMTJTAGACCEL], [test "x$build_amtjtagaccel" = "xyes"])
AM_CONDITIONAL([GW16012], [test "x$build_gw16012" = "xyes"])
AM_CONDITIONAL([OOCD_TRACE], [test "x$build_oocd_trace" = "xyes"])
AM_CONDITIONAL([REMOTE_BITBANG], [test "x$build_remote_bitbang" = "xyes"])
AM_CONDITIONAL([BUSPIRATE], [test "x$build_buspirate" = "xyes"])
AM_CONDITIONAL([SYSFSGPIO], [test "x$build_sysfsgpio" = "xyes"])
AM_CONDITIONAL([XLNX_PCIE_XVC], [test "x$build_xlnx_pcie_xvc" = "xyes"])
AM_CONDITIONAL([USE_LIBUSB0], [test "x$use_libusb0" = "xyes"])
AM_CONDITIONAL([USE_LIBUSB1], [test "x$use_libusb1" = "xyes"])
AM_CONDITIONAL([IS_CYGWIN], [test "x$is_cygwin" = "xyes"])
AM_CONDITIONAL([IS_MINGW], [test "x$is_mingw" = "xyes"])
AM_CONDITIONAL([IS_WIN32], [test "x$is_win32" = "xyes"])
AM_CONDITIONAL([IS_DARWIN], [test "x$is_darwin" = "xyes"])
AM_CONDITIONAL([BITQ], [test "x$build_bitq" = "xyes"])
AM_CONDITIONAL([USE_LIBFTDI], [test "x$use_libftdi" = "xyes"])
AM_CONDITIONAL([USE_LIBGPIOD], [test "x$use_libgpiod" = "xyes"])
AM_CONDITIONAL([USE_HIDAPI], [test "x$use_hidapi" = "xyes"])
AM_CONDITIONAL([USE_LIBJAYLINK], [test "x$use_libjaylink" = "xyes"])
AM_CONDITIONAL([RSHIM], [test "x$build_rshim" = "xyes"])

AM_CONDITIONAL([MINIDRIVER], [test "x$build_minidriver" = "xyes"])
AM_CONDITIONAL([MINIDRIVER_DUMMY], [test "x$build_minidriver_dummy" = "xyes"])

AM_CONDITIONAL([INTERNAL_JIMTCL], [test "x$use_internal_jimtcl" = "xyes"])
AM_CONDITIONAL([INTERNAL_LIBJAYLINK], [test "x$use_internal_libjaylink" = "xyes"])

# Look for environ alternatives.  Possibility #1: is environ in unistd.h or stdlib.h?
AC_MSG_CHECKING([for environ in unistd.h and stdlib.h])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#define _GNU_SOURCE
#include <unistd.h>
#include <stdlib.h>
  ]], [[char **ep = environ;]]
  )], [
    AC_MSG_RESULT([yes])
    has_environ=yes
  ], [
    AC_MSG_RESULT([no])

    # Possibility #2: can environ be found in an available library?
    AC_MSG_CHECKING([for extern environ])
    AC_LINK_IFELSE([AC_LANG_PROGRAM([[
    extern char **environ;
    ]], [[char **ep = environ;]]
      )], [
        AC_DEFINE(NEED_ENVIRON_EXTERN, [1], [Must declare 'environ' to use it.])
        has_environ=yes
      ], [
        has_environ=no
      ])
    AC_MSG_RESULT([${has_environ}])
  ])

AS_IF([test "x${has_environ}" != "xyes" ], [
  AC_MSG_FAILURE([Could not find 'environ' in unistd.h or available libraries.])
])

AC_DEFINE([_GNU_SOURCE],[1],[Use GNU C library extensions (e.g. stdndup).])

# set default gcc warnings
GCC_WARNINGS="-Wall -Wstrict-prototypes -Wformat-security -Wshadow"
AS_IF([test "x${gcc_wextra}" = "xyes"], [
  GCC_WARNINGS="${GCC_WARNINGS} -Wextra -Wno-unused-parameter"
  GCC_WARNINGS="${GCC_WARNINGS} -Wbad-function-cast"
  GCC_WARNINGS="${GCC_WARNINGS} -Wcast-align"
  GCC_WARNINGS="${GCC_WARNINGS} -Wredundant-decls"
])
AS_IF([test "x${gcc_werror}" = "xyes"], [
  GCC_WARNINGS="${GCC_WARNINGS} -Werror"
])

# override default gcc cflags
AS_IF([test "x$gcc_warnings" = "xyes"], [
  AC_SUBST([GCC_WARNINGS], [$GCC_WARNINGS])
])

AC_CONFIG_FILES([
  Makefile
])
AC_OUTPUT

echo
echo
echo OpenOCD configuration summary
echo --------------------------------------------------
m4_foreach([adapter], [USB1_ADAPTERS, USB0_ADAPTERS,
	HIDAPI_ADAPTERS, HIDAPI_USB1_ADAPTERS, LIBFTDI_ADAPTERS,
	LIBGPIOD_ADAPTERS,
	LIBJAYLINK_ADAPTERS, PCIE_ADAPTERS],
	[s=m4_format(["%-40s"], ADAPTER_DESC([adapter]))
	AS_CASE([$ADAPTER_VAR([adapter])],
		[auto], [
			echo "$s"yes '(auto)'
		],
		[yes], [
			echo "$s"yes
		],
		[no], [
			echo "$s"no
	])
])
echo

AS_IF([test "x$build_oocd_trace" = "xyes"], [
  echo 'WARNING! Deprecated configure option (--enable-oocd_trace)'
  echo 'The oocd_trace driver is deprecated and will be removed in the next release.'
  echo 'If you regularly use this driver, please report to the OpenOCD Mailing List.'
  echo
])

AS_IF([test "x$build_zy1000" = "xyes" -o "x$build_zy1000_master" = "xyes"], [
  echo 'WARNING! Deprecated configure option (--enable-zy1000, --enable-zy1000-master)'
  echo 'Support for the ZY1000 platform is deprecated and will be removed in the next'
  echo 'release. If you regularly use this platform, please report to the OpenOCD'
  echo 'Mailing List.'
  echo
])

AS_IF([test "x$build_ioutil" = "xyes"], [
  echo 'WARNING! Deprecated configure option (--enable-ioutil)'
  echo 'Support for the ioutil functions is deprecated and will be removed in the next'
  echo 'release. If you regularly depend on this functionality, please report to the'
  echo 'OpenOCD Mailing List.'
  echo
])