-AC_PREREQ(2.60)
+AC_PREREQ(2.64)
AC_INIT([kmod],
- [16],
+ [26],
[linux-modules@vger.kernel.org],
[kmod],
[http://git.kernel.org/?p=utils/kernel/kmod/kmod.git])
AC_CONFIG_SRCDIR([libkmod/libkmod.c])
+AC_CONFIG_MACRO_DIR([m4])
+AC_CONFIG_HEADERS(config.h)
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])
AM_MAINTAINER_MODE([enable])
+AM_INIT_AUTOMAKE([check-news foreign 1.11 silent-rules tar-pax no-dist-gzip dist-xz subdir-objects color-tests parallel-tests])
+AM_SILENT_RULES([yes])
+LT_INIT([disable-static pic-only])
+DOLT
-AS_IF([test "x$enable_static" = "xyes"],
- [AC_MSG_ERROR([--enable-static is not supported by kmod])])
-
+AS_IF([test "x$enable_static" = "xyes"], [AC_MSG_ERROR([--enable-static is not supported by kmod])])
+AS_IF([test "x$enable_largefile" = "xno"], [AC_MSG_ERROR([--disable-largefile is not supported by kmod])])
#####################################################################
# Program checks and configurations
#####################################################################
-AC_PROG_CC
-AC_PROG_CC_C99
-AM_PROG_CC_C_O
-AC_PROG_GCC_TRADITIONAL
-AC_C_BIGENDIAN
-
AC_PROG_SED
AC_PROG_MKDIR_P
+AC_PROG_LN_S
PKG_PROG_PKG_CONFIG
+AC_PATH_PROG([XSLTPROC], [xsltproc])
+AC_PATH_PROG([MKOSI], [mkosi])
+AC_PROG_CC_C99
#####################################################################
# Function and structure checks
AC_CHECK_FUNCS_ONCE([__secure_getenv secure_getenv])
AC_CHECK_FUNCS_ONCE([finit_module])
+CC_CHECK_FUNC_BUILTIN([__builtin_clz])
+CC_CHECK_FUNC_BUILTIN([__builtin_types_compatible_p])
+CC_CHECK_FUNC_BUILTIN([__builtin_uaddl_overflow], [ ], [ ])
+CC_CHECK_FUNC_BUILTIN([__builtin_uaddll_overflow], [ ], [ ])
+
# dietlibc doesn't have st.st_mtim struct member
AC_CHECK_MEMBERS([struct stat.st_mtim], [], [], [#include <sys/stat.h>])
+# musl 1.0 and bionic 4.4 don't have strndupa
+AC_CHECK_DECLS_ONCE([strndupa])
+
+# RHEL 5 and older do not have be32toh
+AC_CHECK_DECLS_ONCE([be32toh])
+
# Check kernel headers
AC_CHECK_HEADERS_ONCE([linux/module.h])
AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])])
+AC_MSG_CHECKING([whether _Noreturn is supported])
+AC_COMPILE_IFELSE(
+ [AC_LANG_SOURCE([[_Noreturn int foo(void) { exit(0); }]])],
+ [AC_DEFINE([HAVE_NORETURN], [1], [Define if _Noreturn is available])
+ AC_MSG_RESULT([yes])],
+ [AC_MSG_RESULT([no])])
+
+
#####################################################################
# --with-
#####################################################################
], [
AC_MSG_NOTICE([Xz support not requested])
])
+CC_FEATURE_APPEND([with_features], [with_xz], [XZ])
AC_ARG_WITH([zlib],
AS_HELP_STRING([--with-zlib], [handle gzipped modules @<:@default=disabled@:>@]),
], [
AC_MSG_NOTICE([zlib support not requested])
])
+CC_FEATURE_APPEND([with_features], [with_zlib], [ZLIB])
+
+AC_ARG_WITH([openssl],
+ AS_HELP_STRING([--with-openssl], [handle PKCS7 signatures @<:@default=disabled@:>@]),
+ [], [with_openssl=no])
+AS_IF([test "x$with_openssl" != "xno"], [
+ PKG_CHECK_MODULES([libcrypto], [libcrypto >= 1.1.0])
+ AC_DEFINE([ENABLE_OPENSSL], [1], [Enable openssl for modinfo.])
+], [
+ AC_MSG_NOTICE([openssl support not requested])
+])
+CC_FEATURE_APPEND([with_features], [with_openssl], [LIBCRYPTO])
AC_ARG_WITH([bashcompletiondir],
AS_HELP_STRING([--with-bashcompletiondir=DIR], [Bash completions directory]),
# --enable-
#####################################################################
+AC_ARG_ENABLE([experimental],
+ AS_HELP_STRING([--enable-experimental], [enable experimental tools and features. Do not enable it unless you know what you are doing. @<:@default=disabled@:>@]),
+ [], enable_experimental=no)
+AM_CONDITIONAL([BUILD_EXPERIMENTAL], [test "x$enable_experimental" = "xyes"])
+AS_IF([test "x$enable_experimental" = "xyes"], [
+ AC_DEFINE(ENABLE_EXPERIMENTAL, [1], [Experimental features.])
+])
+CC_FEATURE_APPEND([with_features], [enable_experimental], [EXPERIMENTAL])
+
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)
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$enable_manpages" = "xyes"], [
- AC_MSG_ERROR([xsltproc command not found, try ./configure --disable-manpages])
-])
+
+AC_ARG_ENABLE([test-modules],
+ AS_HELP_STRING([--disable-test-modules], [disable building test modules during make check: cached modules will be used @<:@default=enabled@:>@]),
+ [], enable_test_modules=yes)
+AM_CONDITIONAL([BUILD_MODULES], [test "x$enable_test_modules" = "xyes"])
AC_ARG_ENABLE([logging],
AS_HELP_STRING([--disable-logging], [disable system logging @<:@default=enabled@:>@]),
AC_DEFINE(ENABLE_DEBUG, [1], [Debug messages.])
])
+AC_ARG_ENABLE([python],
+ AS_HELP_STRING([--enable-python], [enable Python libkmod bindings @<:@default=disabled@:>@]),
+ [], [enable_python=no])
+AS_IF([test "x$enable_python" = "xyes"], [
+ AM_PATH_PYTHON(,,[:])
+ AC_PATH_PROG([CYTHON], [cython], [:])
+
+ PKG_CHECK_MODULES([PYTHON], [python-${PYTHON_VERSION}],
+ [have_python=yes],
+ [PKG_CHECK_MODULES([PYTHON], [python],
+ [have_python=yes],
+ [have_python=no])])
+
+ AS_IF([test "x$have_python" = xno],
+ [AC_MSG_ERROR([*** python support requested but libraries not found])])
+])
+AM_CONDITIONAL([BUILD_PYTHON], [test "x$enable_python" = "xyes"])
+
+AC_ARG_ENABLE([coverage],
+ AS_HELP_STRING([--enable-coverage], [enable test coverage @<:@default=disabled@:>@]),
+ [], [enable_coverage=no])
+AS_IF([test "x$enable_coverage" = "xyes"], [
+ AC_CHECK_PROG(have_coverage, [lcov], [yes], [no])
+ AS_IF([test "x$have_coverage" = xno],[
+ AC_MSG_ERROR([*** lcov support requested but the program was not found])
+ ], [
+ lcov_version_major="`lcov --version | cut -d ' ' -f 4 | cut -d '.' -f 1`"
+ lcov_version_minor="`lcov --version | cut -d ' ' -f 4 | cut -d '.' -f 2`"
+ AS_IF([test "$lcov_version_major" -lt 1 -o "$lcov_version_minor" -lt 10], [
+ AC_MSG_ERROR([*** lcov version is too old. 1.10 required])
+ ], [
+ have_coverage=yes
+ CC_CHECK_FLAGS_APPEND([with_coverage_cflags], [CFLAGS], [\
+ -fprofile-arcs \
+ -ftest-coverage])
+ ])
+ ])
+])
+AM_CONDITIONAL([ENABLE_COVERAGE], [test "x$enable_coverage" = "xyes"])
+
m4_ifdef([GTK_DOC_CHECK], [
GTK_DOC_CHECK([1.14],[--flavour no-tmpl-flat])
], [
-Wmissing-noreturn \
-Wshadow \
-Wendif-labels \
- -Wstrict-aliasing=2 \
+ -Wstrict-aliasing=3 \
-Wwrite-strings \
-Wno-long-long \
-Wno-overlength-strings \
-Wuninitialized \
-fno-common \
-fdiagnostics-show-option \
- -fdiagnostics-color=auto \
-fvisibility=hidden \
-ffunction-sections \
-fdata-sections])
-AC_SUBST([WARNINGFLAGS], $with_cflags)
+AC_SUBST([OUR_CFLAGS], "$with_cflags $with_coverage_cflags")
CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [ \
-Wl,--as-needed \
+ -Wl,--no-undefined \
-Wl,--gc-sections])
-AC_SUBST([GCLDFLAGS], $with_ldflags)
+AC_SUBST([OUR_LDFLAGS], $with_ldflags)
+
+AC_DEFINE_UNQUOTED(KMOD_FEATURES, ["$with_features"], [Features in this build])
#####################################################################
# Generate files from *.in
#####################################################################
-AC_CONFIG_HEADERS(config.h)
AC_CONFIG_FILES([
Makefile
man/Makefile
cflags: ${with_cflags} ${CFLAGS}
ldflags: ${with_ldflags} ${LDFLAGS}
+ experimental features: ${enable_experimental}
tools: ${enable_tools}
+ python bindings: ${enable_python}
logging: ${enable_logging}
compression: xz=${with_xz} zlib=${with_zlib}
debug: ${enable_debug}
+ coverage: ${enable_coverage}
doc: ${enable_gtk_doc}
man: ${enable_manpages}
+ test-modules: ${enable_test_modules}
+
+ features: ${with_features}
])