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AC_PREREQ(2.60)
AC_INIT([kmod],
[13],
[linux-modules@vger.kernel.org],
[kmod],
[http://git.kernel.org/?p=utils/kernel/kmod/kmod.git])
AC_CONFIG_SRCDIR([libkmod/libkmod.c])
AC_CONFIG_AUX_DIR([build-aux])
AM_INIT_AUTOMAKE([check-news foreign 1.11 silent-rules
tar-pax no-dist-gzip dist-xz subdir-objects color-tests parallel-tests])
AC_PROG_CC_STDC
AC_USE_SYSTEM_EXTENSIONS
AC_SYS_LARGEFILE
AC_CONFIG_MACRO_DIR([m4])
m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
AM_SILENT_RULES([yes])
LT_INIT([disable-static pic-only])
AC_PREFIX_DEFAULT([/usr])
AS_IF([test "x$enable_static" = "xyes"],
[AC_MSG_ERROR([--enable-static is not supported by kmod])])
#####################################################################
# Program checks and configurations
#####################################################################
AC_PROG_CC
AC_PROG_CC_C99
AC_C_TYPEOF
AM_PROG_CC_C_O
AC_PROG_GCC_TRADITIONAL
AC_C_BIGENDIAN
AC_PROG_SED
AC_PROG_MKDIR_P
PKG_PROG_PKG_CONFIG
#####################################################################
# Function and structure checks
#####################################################################
AC_CHECK_FUNCS_ONCE(__xstat)
AC_CHECK_FUNCS_ONCE([__secure_getenv secure_getenv])
AC_CHECK_FUNCS_ONCE([finit_module])
# dietlibc doesn't have st.st_mtim struct member
AC_CHECK_MEMBERS([struct stat.st_mtim], [], [], [#include <sys/stat.h>])
# Check kernel headers
AC_CHECK_HEADERS_ONCE([linux/module.h])
#####################################################################
# --with-
#####################################################################
AC_ARG_WITH([rootlibdir],
AS_HELP_STRING([--with-rootlibdir=DIR], [rootfs directory to install shared libraries]),
[], [with_rootlibdir=$libdir])
AC_SUBST([rootlibdir], [$with_rootlibdir])
AC_ARG_WITH([xz],
AS_HELP_STRING([--with-xz], [handle Xz-compressed modules @<:@default=disabled@:>@]),
[], [with_xz=no])
AS_IF([test "x$with_xz" != "xno"], [
PKG_CHECK_MODULES([liblzma], [liblzma >= 4.99])
AC_DEFINE([ENABLE_XZ], [1], [Enable Xz for modules.])
], [
AC_MSG_NOTICE([Xz support not requested])
])
AC_ARG_WITH([zlib],
AS_HELP_STRING([--with-zlib], [handle gzipped modules @<:@default=disabled@:>@]),
[], [with_zlib=no])
AS_IF([test "x$with_zlib" != "xno"], [
PKG_CHECK_MODULES([zlib], [zlib])
AC_DEFINE([ENABLE_ZLIB], [1], [Enable zlib for modules.])
], [
AC_MSG_NOTICE([zlib support not requested])
])
#####################################################################
# --enable-
#####################################################################
AC_ARG_ENABLE([tools],
AS_HELP_STRING([--disable-tools], [disable building tools that provide same functionality as module-init-tools @<:@default=enabled@:>@]),
[], enable_tools=yes)
AM_CONDITIONAL([BUILD_TOOLS], [test "x$enable_tools" = "xyes"])
AC_ARG_ENABLE([manpages],
AS_HELP_STRING([--disable-manpages], [disable manpages @<:@default=enabled@:>@]),
[], enable_manpages=yes)
AM_CONDITIONAL([BUILD_MANPAGES], [test "x$enable_manpages" = "xyes"])
AC_PATH_PROG([XSLTPROC], [xsltproc], [no])
AS_IF([test "x$XSLTPROC" = "xno" && test "x$enable_manpages" = "xyes"], [
AC_MSG_ERROR([xsltproc command not found, try ./configure --disable-manpages])
])
AC_ARG_ENABLE([logging],
AS_HELP_STRING([--disable-logging], [disable system logging @<:@default=enabled@:>@]),
[], enable_logging=yes)
AS_IF([test "x$enable_logging" = "xyes"], [
AC_DEFINE(ENABLE_LOGGING, [1], [System logging.])
])
AC_ARG_ENABLE([debug],
AS_HELP_STRING([--enable-debug], [enable debug messages @<:@default=disabled@:>@]),
[], [enable_debug=no])
AS_IF([test "x$enable_debug" = "xyes"], [
AC_DEFINE(ENABLE_DEBUG, [1], [Debug messages.])
])
m4_ifdef([GTK_DOC_CHECK], [
GTK_DOC_CHECK([1.14],[--flavour no-tmpl-flat])
], [
AM_CONDITIONAL([ENABLE_GTK_DOC], false)])
#####################################################################
# Default CFLAGS and LDFLAGS
#####################################################################
CC_CHECK_FLAGS_APPEND(with_cflags, [CFLAGS], [\
-pipe \
-DANOTHER_BRICK_IN_THE \
-Wall \
-W \
-Wextra \
-Wno-inline \
-Wvla \
-Wundef \
-Wformat=2 \
-Wlogical-op \
-Wsign-compare \
-Wformat-security \
-Wmissing-include-dirs \
-Wformat-nonliteral \
-Wold-style-definition \
-Wpointer-arith \
-Winit-self \
-Wdeclaration-after-statement \
-Wfloat-equal \
-Wmissing-prototypes \
-Wstrict-prototypes \
-Wredundant-decls \
-Wmissing-declarations \
-Wmissing-noreturn \
-Wshadow \
-Wendif-labels \
-Wstrict-aliasing=2 \
-Wwrite-strings \
-Wno-long-long \
-Wno-overlength-strings \
-Wno-unused-parameter \
-Wno-missing-field-initializers \
-Wno-unused-result \
-Wnested-externs \
-Wchar-subscripts \
-Wtype-limits \
-Wuninitialized \
-fno-common \
-fdiagnostics-show-option \
-fvisibility=hidden \
-ffunction-sections \
-fdata-sections])
AC_SUBST([WARNINGFLAGS], $with_cflags)
CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [ \
-Wl,--as-needed \
-Wl,--gc-sections])
AC_SUBST([GCLDFLAGS], $with_ldflags)
#####################################################################
# Generate files from *.in
#####################################################################
AC_CONFIG_HEADERS(config.h)
AC_CONFIG_FILES([
Makefile
man/Makefile
libkmod/docs/Makefile
libkmod/docs/version.xml
])
#####################################################################
AC_OUTPUT
AC_MSG_RESULT([
$PACKAGE $VERSION
======
prefix: ${prefix}
sysconfdir: ${sysconfdir}
libdir: ${libdir}
rootlibdir: ${rootlibdir}
includedir: ${includedir}
bindir: ${bindir}
compiler: ${CC}
cflags: ${with_cflags} ${CFLAGS}
ldflags: ${with_ldflags} ${LDFLAGS}
tools: ${enable_tools}
logging: ${enable_logging}
compression: xz=${with_xz} zlib=${with_zlib}
debug: ${enable_debug}
doc: ${enable_gtk_doc}
man: ${enable_manpages}
])
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