diff options
Diffstat (limited to 'libusb-1.0/configure.ac')
| -rw-r--r-- | libusb-1.0/configure.ac | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/libusb-1.0/configure.ac b/libusb-1.0/configure.ac new file mode 100644 index 0000000..39daa13 --- /dev/null +++ b/libusb-1.0/configure.ac @@ -0,0 +1,211 @@ +m4_define(LIBUSB_MAJOR, [1]) +m4_define(LIBUSB_MINOR, [0]) +m4_define(LIBUSB_MICRO, [8]) +m4_define(LIBUSB_NANO, [10323]) + +AC_INIT([libusb], LIBUSB_MAJOR.LIBUSB_MINOR.LIBUSB_MICRO, [libusb-devel@lists.sourceforge.net], [libusb], [http://www.libusb.org/]) + +AC_SUBST([LIBUSB_VERSION_MAJOR], [LIBUSB_MAJOR]) +AC_SUBST([LIBUSB_VERSION_MINOR], [LIBUSB_MINOR]) +AC_SUBST([LIBUSB_VERSION_MICRO], [LIBUSB_MICRO]) +AC_SUBST([LIBUSB_VERSION_NANO], [LIBUSB_NANO]) + +# Library versioning +# These numbers should be tweaked on every release. Read carefully: +# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html +# http://sourceware.org/autobook/autobook/autobook_91.html +lt_current="1" +lt_revision="0" +lt_age="1" +AC_SUBST(lt_current) +AC_SUBST(lt_revision) +AC_SUBST(lt_age) + +AM_INIT_AUTOMAKE +AC_CONFIG_SRCDIR([libusb/core.c]) +AC_CONFIG_MACRO_DIR([m4]) +AM_CONFIG_HEADER([config.h]) +m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])]) + +AC_PREREQ([2.50]) +AC_PROG_CC +AC_PROG_LIBTOOL +AC_C_INLINE +AM_PROG_CC_C_O +AC_DEFINE([_GNU_SOURCE], [], [Use GNU extensions]) + +AM_MAINTAINER_MODE + +AC_MSG_CHECKING([operating system]) +PC_LIBS_PRIVATE= +case $host in +*-linux*) + AC_DEFINE(OS_LINUX, [], [Linux backend]) + AC_SUBST(OS_LINUX) + AC_DEFINE([THREADS_POSIX], [], [Use Posix Threads]) + AC_MSG_RESULT([Linux]) + backend="linux" + AC_CHECK_LIB(rt, clock_gettime, PC_LIBS_PRIVATE="-lrt") + LIBS="${LIBS} ${PC_LIBS_PRIVATE}" + threads="posix" + THREAD_CFLAGS="-pthread" + PC_LIBS_PRIVATE="${PC_LIBS_PRIVATE} -pthread" + AM_CFLAGS="-std=gnu99" + AM_LDFLAGS="" + ;; +*-darwin*) + AC_DEFINE(OS_DARWIN, [], [Darwin backend]) + AC_SUBST(OS_DARWIN) + AC_DEFINE([THREADS_POSIX], [], [Use Posix Threads]) + AC_DEFINE(USBI_OS_HANDLES_TIMEOUT, [], [Backend handles timeout]) + AC_MSG_RESULT([Darwin/MacOS X]) + backend="darwin" + threads="posix" + THREAD_CFLAGS="-pthread" + AM_CFLAGS="-std=gnu99" + PC_LIBS_PRIVATE="-Wl,-framework,IOKit -Wl,-framework,CoreFoundation -Wl,-prebind -no-undefined -pthread" + AM_LDFLAGS=${PC_LIBS_PRIVATE} + ;; +*-mingw*) + AC_DEFINE(OS_WINDOWS, [], [Windows backend]) + AC_SUBST(OS_WINDOWS) + AC_MSG_RESULT([Windows]) + backend="windows" + threads="windows" + create_import_lib="yes" + LIBS="${LIBS} ${PC_LIBS_PRIVATE}" + # -avoid-version to avoid a naming scheme such as libusb-0.dll + AM_LDFLAGS="-no-undefined -avoid-version -Wl,--add-stdcall-alias" + AM_CFLAGS="-std=c99" + AC_CHECK_TOOL(RC, windres, no) + AC_CHECK_TOOL(DLLTOOL, dlltool, false) + ;; +*-cygwin*) + AC_DEFINE(OS_WINDOWS, [], [Windows backend]) + AC_SUBST(OS_WINDOWS) + AC_DEFINE([THREADS_POSIX], [], [Use Posix Threads]) + AC_MSG_RESULT([Windows]) + backend="windows" + threads="posix" + LIBS="${LIBS} ${PC_LIBS_PRIVATE}" + AM_CFLAGS="-std=c99" + AM_LDFLAGS="-no-undefined -avoid-version" + AC_CHECK_TOOL(RC, windres, no) + ;; +*) + AC_MSG_ERROR([unsupported operating system]) +esac +AC_SUBST(PC_LIBS_PRIVATE) + +AM_CONDITIONAL([OS_LINUX], [test "x$backend" = "xlinux"]) +AM_CONDITIONAL([OS_DARWIN], [test "x$backend" = "xdarwin"]) +AM_CONDITIONAL([OS_WINDOWS], [test "x$backend" = "xwindows"]) +AM_CONDITIONAL([THREADS_POSIX], [test "x$threads" = "xposix"]) +AM_CONDITIONAL([CREATE_IMPORT_LIB], [test "x$create_import_lib" = "xyes"]) + +# timerfd +AC_CHECK_HEADER([sys/timerfd.h], [timerfd_h=1], [timerfd_h=0]) +AC_ARG_ENABLE([timerfd], + [AS_HELP_STRING([--enable-timerfd], + [use timerfd for timing (default auto)])], + [use_timerfd=$enableval], [use_timerfd='auto']) + +if test "x$use_timerfd" = "xyes" -a "x$timerfd_h" = "x0"; then + AC_MSG_ERROR([timerfd header not available; glibc 2.9+ required]) +fi + +AC_CHECK_DECL([TFD_NONBLOCK], [tfd_hdr_ok=yes], [tfd_hdr_ok=no], [#include <sys/timerfd.h>]) +if test "x$use_timerfd" = "xyes" -a "x$tfd_hdr_ok" = "xno"; then + AC_MSG_ERROR([timerfd header not usable; glibc 2.9+ required]) +fi + +AC_MSG_CHECKING([whether to use timerfd for timing]) +if test "x$use_timerfd" = "xno"; then + AC_MSG_RESULT([no (disabled by user)]) +else + if test "x$timerfd_h" = "x1" -a "x$tfd_hdr_ok" = "xyes"; then + AC_MSG_RESULT([yes]) + AC_DEFINE(USBI_TIMERFD_AVAILABLE, [], [timerfd headers available]) + else + AC_MSG_RESULT([no (header not available)]) + fi +fi + +AC_CHECK_TYPES(struct timespec) + +# Message logging +AC_ARG_ENABLE([log], [AS_HELP_STRING([--disable-log], [disable all logging])], + [log_enabled=$enableval], + [log_enabled='yes']) +if test "x$log_enabled" != "xno"; then + AC_DEFINE([ENABLE_LOGGING], 1, [Message logging]) +fi + +AC_ARG_ENABLE([debug-log], [AS_HELP_STRING([--enable-debug-log], + [enable debug logging (default n)])], + [debug_log_enabled=$enableval], + [debug_log_enabled='no']) + +AC_ARG_ENABLE([toggable-debug], [AS_HELP_STRING([--enable-toggable-debug], + [enable software control of debug logging (default n)])], + [toggable_debug=$enableval], + [toggable_debug='no']) + +if test "x$debug_log_enabled" != "xno"; then + AC_DEFINE([ENABLE_DEBUG_LOGGING], 1, [Debug message logging]) +else + if test "x$toggable_debug" != "xno"; then + AC_DEFINE([INCLUDE_DEBUG_LOGGING], 1, [Debug message logging (toggable)]) + fi +fi + +# Examples build +AC_ARG_ENABLE([examples-build], [AS_HELP_STRING([--enable-examples-build], + [build example applications (default n)])], + [build_examples=$enableval], + [build_examples='no']) +AM_CONDITIONAL([BUILD_EXAMPLES], [test "x$build_examples" != "xno"]) + +# Restore gnu89 inline semantics on gcc 4.3 and newer +saved_cflags="$CFLAGS" +CFLAGS="$CFLAGS -fgnu89-inline" +AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]), inline_cflags="-fgnu89-inline", inline_cflags="") +CFLAGS="$saved_cflags" + +# check for -fvisibility=hidden compiler support (GCC >= 3.4) +saved_cflags="$CFLAGS" +# -Werror required for cygwin +CFLAGS="$CFLAGS -Werror -fvisibility=hidden" +AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]), + [VISIBILITY_CFLAGS="-fvisibility=hidden" + AC_DEFINE([DEFAULT_VISIBILITY], [__attribute__((visibility("default")))], [Default visibility]) ], + [ VISIBILITY_CFLAGS="" + AC_DEFINE([DEFAULT_VISIBILITY], [], [Default visibility]) ], + ]) +CFLAGS="$saved_cflags" + +# check for -Wno-pointer-sign compiler support (GCC >= 4) +saved_cflags="$CFLAGS" +CFLAGS="$CFLAGS -Wno-pointer-sign" +AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]), + nopointersign_cflags="-Wno-pointer-sign", nopointersign_cflags="") +CFLAGS="$saved_cflags" + +# sigaction not available on MinGW +AC_CHECK_FUNC([sigaction], [have_sigaction=yes], [have_sigaction=no]) +AM_CONDITIONAL([HAVE_SIGACTION], [test "x$have_sigaction" = "xyes"]) + +# headers not available on all platforms but required on others +AC_CHECK_HEADERS([sys/time.h]) + +AC_SUBST([THREAD_CFLAGS]) + +AM_CFLAGS="$AM_CFLAGS $inline_cflags -Wall -Wundef -Wunused -Wstrict-prototypes -Werror-implicit-function-declaration $nopointersign_cflags -Wshadow" + +AC_SUBST(VISIBILITY_CFLAGS) +AC_SUBST(AM_CFLAGS) +AC_SUBST(AM_LDFLAGS) + +AC_CONFIG_FILES([libusb-1.0.pc] [Makefile] [libusb/Makefile] [libusb/libusb_version.h] [examples/Makefile] [doc/Makefile] [doc/doxygen.cfg]) +AC_OUTPUT + |