333 lines
10 KiB
Plaintext
333 lines
10 KiB
Plaintext
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dnl These m4 macros are whitespace sensitive and break if moved around much.
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m4_define([LU_VERSION_H], m4_include([libusb/version.h]))
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m4_define([LU_DEFINE_VERSION_ATOM],
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[m4_define([$1], m4_bregexp(LU_VERSION_H,
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[^#define\s*$1\s*\([0-9]*\).*], [\1]))])
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m4_define([LU_DEFINE_VERSION_RC_ATOM],
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[m4_define([$1], m4_bregexp(LU_VERSION_H,
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[^#define\s*$1\s*"\(-rc[0-9]*\)".*], [\1]))])
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dnl The m4_bregexp() returns (only) the numbers following the #define named
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dnl in the first macro parameter. m4_define() then defines the name for use
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dnl in AC_INIT.
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LU_DEFINE_VERSION_ATOM([LIBUSB_MAJOR])
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LU_DEFINE_VERSION_ATOM([LIBUSB_MINOR])
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LU_DEFINE_VERSION_ATOM([LIBUSB_MICRO])
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LU_DEFINE_VERSION_RC_ATOM([LIBUSB_RC])
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AC_INIT([libusb],[LIBUSB_MAJOR[.]LIBUSB_MINOR[.]LIBUSB_MICRO[]LIBUSB_RC],[libusb-devel@lists.sourceforge.net],[libusb],[http://libusb.info])
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# Library versioning
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# These numbers should be tweaked on every release. Read carefully:
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# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
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# http://sourceware.org/autobook/autobook/autobook_91.html
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lt_current=2
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lt_revision=0
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lt_age=1
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LTLDFLAGS="-version-info ${lt_current}:${lt_revision}:${lt_age}"
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AM_INIT_AUTOMAKE
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AC_CONFIG_SRCDIR([libusb/core.c])
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AC_CONFIG_MACRO_DIR([m4])
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AC_CONFIG_HEADERS([config.h])
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m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
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AC_PREREQ([2.69])
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AC_PROG_CC
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AC_PROG_CXX
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LT_INIT
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LT_LANG([Windows Resource])
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AC_C_INLINE
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AM_PROG_CC_C_O
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AC_DEFINE([_GNU_SOURCE], 1, [Use GNU extensions])
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LTLDFLAGS="${LTLDFLAGS} -no-undefined"
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AC_MSG_CHECKING([operating system])
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dnl on linux-android platform, some functions are in different places
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case $host in
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*-linux-android*)
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AC_MSG_RESULT([This is a Linux-Android system])
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is_backend_android=yes
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;;
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*)
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is_backend_android=no
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esac
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case $host in
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*-linux* | *-uclinux*)
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AC_MSG_RESULT([Linux])
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backend=linux
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threads=posix
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;;
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*-darwin*)
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AC_MSG_RESULT([Darwin/Mac OS X])
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backend=darwin
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threads=posix
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;;
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*-openbsd*)
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AC_MSG_RESULT([OpenBSD])
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backend=openbsd
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threads=posix
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;;
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*-netbsd*)
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AC_MSG_RESULT([NetBSD])
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backend=netbsd
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threads=posix
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;;
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*-mingw* | *msys*)
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AC_MSG_RESULT([Windows])
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backend=windows
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threads=windows
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create_import_lib=yes
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AM_CFLAGS="${AM_CFLAGS} -fno-omit-frame-pointer"
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;;
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*-cygwin*)
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AC_MSG_RESULT([Cygwin (using Windows backend)])
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backend=windows
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threads=posix
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;;
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*-haiku*)
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AC_MSG_RESULT([Haiku])
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backend=haiku
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threads=posix
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;;
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*-solaris*)
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AC_MSG_RESULT([SunOS])
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backend=sunos
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threads=posix
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;;
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*)
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AC_MSG_ERROR([unsupported operating system $host])
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esac
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case $backend in
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linux)
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AC_DEFINE(OS_LINUX, 1, [Linux backend])
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AC_SUBST(OS_LINUX)
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AC_SEARCH_LIBS([clock_gettime], [rt], [], [], [-pthread])
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AC_ARG_ENABLE([udev],
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[AC_HELP_STRING([--enable-udev], [use udev for device enumeration and hotplug support (recommended) [default=yes]])],
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[], [enable_udev=yes])
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if test "x$enable_udev" = xyes ; then
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# system has udev. use it or fail!
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AC_CHECK_HEADERS([libudev.h], [], [AC_MSG_ERROR([udev support requested but libudev header not installed])])
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AC_CHECK_LIB([udev], [udev_new], [], [AC_MSG_ERROR([udev support requested but libudev not installed])])
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AC_DEFINE(USE_UDEV, 1, [Use udev for device enumeration/hotplug])
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else
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AC_CHECK_HEADERS([asm/types.h], [], [])
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AC_CHECK_HEADERS([sys/socket.h linux/netlink.h], [], [AC_MSG_ERROR([Linux netlink headers not found])], [
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#ifdef HAVE_ASM_TYPES_H
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#include <asm/types.h>
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#endif
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#include <sys/socket.h>
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])
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fi
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AC_SUBST(USE_UDEV)
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if test "x$is_backend_android" != xyes; then
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THREAD_CFLAGS="-pthread"
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LIBS="${LIBS} -pthread"
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fi
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AC_CHECK_HEADERS([poll.h])
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AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument])
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;;
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darwin)
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AC_DEFINE(OS_DARWIN, 1, [Darwin backend])
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AC_SUBST(OS_DARWIN)
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LIBS="-lobjc -Wl,-framework,IOKit -Wl,-framework,CoreFoundation"
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LTLDFLAGS="${LTLDFLAGS} -Wl,-prebind"
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AC_CHECK_HEADERS([poll.h])
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AC_CHECK_TYPE([nfds_t],
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[AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument])],
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[AC_DEFINE([POLL_NFDS_TYPE],[unsigned int],[type of second poll() argument])],
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[#include <poll.h>])
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;;
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openbsd)
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AC_DEFINE(OS_OPENBSD, 1, [OpenBSD backend])
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AC_SUBST(OS_OPENBSD)
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THREAD_CFLAGS="-pthread"
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LIBS="-pthread"
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AC_CHECK_HEADERS([poll.h])
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AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument])
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;;
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sunos)
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AC_DEFINE(OS_SUNOS, 1, [SunOS backend])
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AC_SUBST(OS_SUNOS)
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THREAD_CFLAGS="-pthread"
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LIBS="-pthread -ldevinfo"
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AC_CHECK_HEADERS([poll.h])
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AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument])
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;;
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netbsd)
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AC_DEFINE(OS_NETBSD, 1, [NetBSD backend])
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AC_SUBST(OS_NETBSD)
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THREAD_CFLAGS="-pthread"
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LIBS="-pthread"
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AC_CHECK_HEADERS([poll.h])
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AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument])
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;;
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windows)
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AC_DEFINE(OS_WINDOWS, 1, [Windows backend])
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AC_SUBST(OS_WINDOWS)
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LIBS=""
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LTLDFLAGS="${LTLDFLAGS} -avoid-version -Wl,--add-stdcall-alias"
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AC_DEFINE([POLL_NFDS_TYPE],[unsigned int],[type of second poll() argument])
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AC_DEFINE([WINVER], 0x0501, [Oldest Windows version supported])
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AC_DEFINE([_WIN32_WINNT], 0x0501, [Oldest Windows version supported])
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;;
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haiku)
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AC_DEFINE(OS_HAIKU, 1, [Haiku backend])
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AC_SUBST(OS_HAIKU)
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LIBS="${LIBS} -lbe"
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AC_CHECK_HEADERS([poll.h])
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AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument])
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;;
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esac
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AC_SUBST(LIBS)
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AM_CONDITIONAL(OS_LINUX, test "x$backend" = xlinux)
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AM_CONDITIONAL(OS_DARWIN, test "x$backend" = xdarwin)
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AM_CONDITIONAL(OS_OPENBSD, test "x$backend" = xopenbsd)
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AM_CONDITIONAL(OS_SUNOS, test "x$backend" = xsunos)
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AM_CONDITIONAL(OS_NETBSD, test "x$backend" = xnetbsd)
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AM_CONDITIONAL(OS_WINDOWS, test "x$backend" = xwindows)
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AM_CONDITIONAL(OS_HAIKU, test "x$backend" = xhaiku)
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AM_CONDITIONAL(THREADS_POSIX, test "x$threads" = xposix)
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AM_CONDITIONAL(CREATE_IMPORT_LIB, test "x$create_import_lib" = xyes)
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AM_CONDITIONAL(USE_UDEV, test "x$enable_udev" = xyes)
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if test "x$threads" = xposix; then
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AC_DEFINE(THREADS_POSIX, 1, [Use POSIX Threads])
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fi
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# timerfd
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AC_CHECK_HEADER([sys/timerfd.h], [timerfd_h=1], [timerfd_h=0])
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AC_ARG_ENABLE([timerfd],
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[AS_HELP_STRING([--enable-timerfd],
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[use timerfd for timing [default=auto]])],
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[use_timerfd=$enableval], [use_timerfd=auto])
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if test "x$use_timerfd" = xyes -a "x$timerfd_h" = x0; then
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AC_MSG_ERROR([timerfd header not available; glibc 2.9+ required])
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fi
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AC_CHECK_DECLS([TFD_NONBLOCK, TFD_CLOEXEC], [tfd_hdr_ok=yes], [tfd_hdr_ok=no], [#include <sys/timerfd.h>])
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if test "x$use_timerfd" = xyes -a "x$tfd_hdr_ok" = xno; then
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AC_MSG_ERROR([timerfd header not usable; glibc 2.9+ required])
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fi
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AC_MSG_CHECKING([whether to use timerfd for timing])
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if test "x$use_timerfd" = xno; then
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AC_MSG_RESULT([no (disabled by user)])
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else
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if test "x$timerfd_h" = x1 -a "x$tfd_hdr_ok" = xyes; then
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AC_MSG_RESULT([yes])
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AC_DEFINE(USBI_TIMERFD_AVAILABLE, 1, [timerfd headers available])
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else
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AC_MSG_RESULT([no (header not available)])
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fi
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fi
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AC_CHECK_FUNCS([pipe2])
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AC_CHECK_TYPES([struct timespec])
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# Message logging
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AC_ARG_ENABLE([log], [AS_HELP_STRING([--disable-log], [disable all logging])],
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[log_enabled=$enableval],
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[log_enabled=yes])
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if test "x$log_enabled" != xno; then
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AC_DEFINE([ENABLE_LOGGING], 1, [Message logging])
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fi
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AC_ARG_ENABLE([debug-log], [AS_HELP_STRING([--enable-debug-log],
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[start with debug message logging enabled [default=no]])],
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[debug_log_enabled=$enableval],
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[debug_log_enabled=no])
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if test "x$debug_log_enabled" != xno; then
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AC_DEFINE([ENABLE_DEBUG_LOGGING], 1, [Start with debug message logging enabled])
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fi
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AC_ARG_ENABLE([system-log], [AS_HELP_STRING([--enable-system-log],
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[output logging messages to system wide log, if supported by the OS [default=no]])],
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[system_log_enabled=$enableval],
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[system_log_enabled=no])
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if test "x$system_log_enabled" != xno; then
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AC_DEFINE([USE_SYSTEM_LOGGING_FACILITY], 1, [Enable output to system log])
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# Check if syslog is available in standard C library
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AC_CHECK_HEADERS(syslog.h)
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AC_CHECK_FUNC([syslog], [have_syslog=yes], [have_syslog=no])
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if test "x$have_syslog" != xno; then
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AC_DEFINE([HAVE_SYSLOG_FUNC], 1, [syslog() function available])
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fi
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fi
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# Examples build
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AC_ARG_ENABLE([examples-build], [AS_HELP_STRING([--enable-examples-build],
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[build example applications [default=no]])],
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[build_examples=$enableval],
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[build_examples=no])
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AM_CONDITIONAL(BUILD_EXAMPLES, test "x$build_examples" != xno)
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# Tests build
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AC_ARG_ENABLE([tests-build], [AS_HELP_STRING([--enable-tests-build],
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[build test applications [default=no]])],
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[build_tests=$enableval],
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[build_tests=no])
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AM_CONDITIONAL(BUILD_TESTS, test "x$build_tests" != xno)
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# headers not available on all platforms but required on others
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AC_CHECK_HEADERS([sys/time.h])
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# sigaction not available on MinGW
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AC_CHECK_FUNC([sigaction], [have_sigaction=yes], [have_sigaction=no])
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AM_CONDITIONAL(HAVE_SIGACTION, test "x$have_sigaction" = xyes)
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# check for -fvisibility=hidden compiler support (GCC >= 3.4)
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saved_cflags="$CFLAGS"
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# -Werror required for cygwin
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CFLAGS="$CFLAGS -Werror -fvisibility=hidden"
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
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[VISIBILITY_CFLAGS="-fvisibility=hidden"
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AC_DEFINE([DEFAULT_VISIBILITY], [__attribute__((visibility("default")))], [Default visibility])],
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[VISIBILITY_CFLAGS=""
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AC_DEFINE([DEFAULT_VISIBILITY], [], [Default visibility])],
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])
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CFLAGS="$saved_cflags"
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# check for -Wno-pointer-sign compiler support (GCC >= 4)
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saved_cflags="$CFLAGS"
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CFLAGS="$CFLAGS -Wno-pointer-sign"
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
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nopointersign_cflags="-Wno-pointer-sign", nopointersign_cflags="")
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CFLAGS="$saved_cflags"
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# check for -std=gnu99 compiler support
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saved_cflags="$CFLAGS"
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CFLAGS="-std=gnu99"
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AC_MSG_CHECKING([whether CC supports -std=gnu99])
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
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[AC_MSG_RESULT([yes])]
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[AM_CFLAGS="${AM_CFLAGS} -std=gnu99"],
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[AC_MSG_RESULT([no])]
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)
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CFLAGS="$saved_cflags"
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AM_CFLAGS="${AM_CFLAGS} -Wall -Wundef -Wunused -Wstrict-prototypes -Werror-implicit-function-declaration $nopointersign_cflags -Wshadow ${THREAD_CFLAGS} ${VISIBILITY_CFLAGS}"
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AC_SUBST(AM_CFLAGS)
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AC_SUBST(LTLDFLAGS)
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AC_CONFIG_FILES([libusb-1.0.pc])
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AC_CONFIG_FILES([Makefile])
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AC_CONFIG_FILES([libusb/Makefile])
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AC_CONFIG_FILES([examples/Makefile])
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AC_CONFIG_FILES([tests/Makefile])
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AC_CONFIG_FILES([doc/Makefile])
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AC_CONFIG_FILES([doc/doxygen.cfg])
|
||
|
|
AC_OUTPUT
|