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v27
configure.ac
318 строк
10 KB
Lucas De Marchi
kmod 27
19 фев 2020, 02:54
19 фев 2020, 02:54
819a125
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О чём код?
AC_PREREQ(2.64) AC_INIT([kmod], [27], [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]) AC_USE_SYSTEM_EXTENSIONS AC_SYS_LARGEFILE 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]) 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_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(__xstat) 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_CHECKING([whether _Static_assert() is supported]) AC_COMPILE_IFELSE( [AC_LANG_SOURCE([[_Static_assert(1, "Test");]])], [AC_DEFINE([HAVE_STATIC_ASSERT], [1], [Define if _Static_assert() is available]) 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_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$with_xz" != "xno"], [ PKG_CHECK_MODULES([liblzma], [liblzma >= 4.99]) AC_DEFINE([ENABLE_XZ], [1], [Enable Xz for modules.]) ], [ AC_MSG_NOTICE([Xz support not requested]) ]) CC_FEATURE_APPEND([with_features], [with_xz], [XZ]) AC_ARG_WITH([zlib], AS_HELP_STRING([--with-zlib], [handle gzipped modules @<:@default=disabled@:>@]), [], [with_zlib=no]) AS_IF([test "x$with_zlib" != "xno"], [ PKG_CHECK_MODULES([zlib], [zlib]) AC_DEFINE([ENABLE_ZLIB], [1], [Enable zlib for modules.]) ], [ AC_MSG_NOTICE([zlib support not requested]) ]) 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$with_openssl" != "xno"], [ PKG_CHECK_MODULES([libcrypto], [libcrypto >= 1.1.0]) AC_DEFINE([ENABLE_OPENSSL], [1], [Enable openssl for modinfo.]) ], [ AC_MSG_NOTICE([openssl support not requested]) ]) CC_FEATURE_APPEND([with_features], [with_openssl], [LIBCRYPTO]) AC_ARG_WITH([bashcompletiondir], AS_HELP_STRING([--with-bashcompletiondir=DIR], [Bash completions directory]), [], [AS_IF([$($PKG_CONFIG --exists bash-completion)], [ with_bashcompletiondir=$($PKG_CONFIG --variable=completionsdir bash-completion) ] , [ with_bashcompletiondir=${datadir}/bash-completion/completions ])]) AC_SUBST([bashcompletiondir], [$with_bashcompletiondir]) ##################################################################### # --enable- ##################################################################### AC_ARG_ENABLE([experimental], AS_HELP_STRING([--enable-experimental], [enable experimental tools and features. Do not enable it unless you know what you are doing. @<:@default=disabled@:>@]), [], enable_experimental=no) AM_CONDITIONAL([BUILD_EXPERIMENTAL], [test "x$enable_experimental" = "xyes"]) AS_IF([test "x$enable_experimental" = "xyes"], [ AC_DEFINE(ENABLE_EXPERIMENTAL, [1], [Experimental features.]) ]) CC_FEATURE_APPEND([with_features], [enable_experimental], [EXPERIMENTAL]) AC_ARG_ENABLE([tools], AS_HELP_STRING([--disable-tools], [disable building tools that provide same functionality as module-init-tools @<:@default=enabled@:>@]), [], enable_tools=yes) AM_CONDITIONAL([BUILD_TOOLS], [test "x$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$enable_manpages" = "xyes"]) AC_ARG_ENABLE([test-modules], AS_HELP_STRING([--disable-test-modules], [disable building test modules during make check: cached modules will be used @<:@default=enabled@:>@]), [], enable_test_modules=yes) AM_CONDITIONAL([BUILD_MODULES], [test "x$enable_test_modules" = "xyes"]) AC_ARG_ENABLE([logging], AS_HELP_STRING([--disable-logging], [disable system logging @<:@default=enabled@:>@]), [], 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.]) ]) 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$enable_coverage" = "xyes"]) m4_ifdef([GTK_DOC_CHECK], [ GTK_DOC_CHECK([1.14],[--flavour no-tmpl-flat]) ], [ AM_CONDITIONAL([ENABLE_GTK_DOC], false)]) ##################################################################### # Default CFLAGS and LDFLAGS ##################################################################### CC_CHECK_FLAGS_APPEND(with_cflags, [CFLAGS], [\ -pipe \ -DANOTHER_BRICK_IN_THE \ -Wall \ -W \ -Wextra \ -Wno-inline \ -Wvla \ -Wundef \ -Wformat=2 \ -Wlogical-op \ -Wsign-compare \ -Wformat-security \ -Wmissing-include-dirs \ -Wformat-nonliteral \ -Wold-style-definition \ -Wpointer-arith \ -Winit-self \ -Wdeclaration-after-statement \ -Wfloat-equal \ -Wmissing-prototypes \ -Wstrict-prototypes \ -Wredundant-decls \ -Wmissing-declarations \ -Wmissing-noreturn \ -Wshadow \ -Wendif-labels \ -Wstrict-aliasing=3 \ -Wwrite-strings \ -Wno-long-long \ -Wno-overlength-strings \ -Wno-unused-parameter \ -Wno-missing-field-initializers \ -Wno-unused-result \ -Wnested-externs \ -Wchar-subscripts \ -Wtype-limits \ -Wuninitialized \ -fno-common \ -fdiagnostics-show-option \ -fvisibility=hidden \ -ffunction-sections \ -fdata-sections]) AC_SUBST([OUR_CFLAGS], "$with_cflags $with_coverage_cflags") CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [ \ -Wl,--as-needed \ -Wl,--no-undefined \ -Wl,--gc-sections]) AC_SUBST([OUR_LDFLAGS], $with_ldflags) AC_DEFINE_UNQUOTED(KMOD_FEATURES, ["$with_features"], [Features in this build]) ##################################################################### # Generate files from *.in ##################################################################### 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} Bash completions dir: ${with_bashcompletiondir} compiler: ${CC} 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} ])