mirror of
https://github.com/AuxXxilium/kmod.git
synced 2024-12-26 21:35:26 +07:00
aac5f4514f
Use _builtin_uaddll_overflow/_builtin_uaddl_overflow when available,
abstracting the type to use it with uint64_t.
Otherwise fallback to the implementation as added in 67466f2
("Prevent
offset + size overflow.").
This also adds the tests for this new helper in the testsuite.
284 lines
8.7 KiB
Plaintext
284 lines
8.7 KiB
Plaintext
AC_PREREQ(2.60)
|
|
AC_INIT([kmod],
|
|
[19],
|
|
[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])
|
|
AM_MAINTAINER_MODE([enable])
|
|
|
|
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
|
|
AM_PROG_CC_C_O
|
|
AC_PROG_GCC_TRADITIONAL
|
|
AC_C_BIGENDIAN
|
|
|
|
AC_PROG_SED
|
|
AC_PROG_MKDIR_P
|
|
PKG_PROG_PKG_CONFIG
|
|
AC_PATH_PROG([XSLTPROC], [xsltproc])
|
|
|
|
|
|
#####################################################################
|
|
# 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])])
|
|
|
|
#####################################################################
|
|
# --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$with_zlib" != "xno"], [
|
|
PKG_CHECK_MODULES([zlib], [zlib])
|
|
AC_DEFINE([ENABLE_ZLIB], [1], [Enable zlib for modules.])
|
|
], [
|
|
AC_MSG_NOTICE([zlib support not requested])
|
|
])
|
|
|
|
AC_ARG_WITH([bashcompletiondir],
|
|
AS_HELP_STRING([--with-bashcompletiondir=DIR], [Bash completions directory]),
|
|
[],
|
|
[AS_IF([$($PKG_CONFIG --exists bash-completion)], [
|
|
with_bashcompletiondir=$($PKG_CONFIG --variable=completionsdir bash-completion)
|
|
] , [
|
|
with_bashcompletiondir=${datadir}/bash-completion/completions
|
|
])])
|
|
AC_SUBST([bashcompletiondir], [$with_bashcompletiondir])
|
|
|
|
#####################################################################
|
|
# --enable-
|
|
#####################################################################
|
|
|
|
AC_ARG_ENABLE([tools],
|
|
AS_HELP_STRING([--disable-tools], [disable building tools that provide same functionality as module-init-tools @<:@default=enabled@:>@]),
|
|
[], enable_tools=yes)
|
|
AM_CONDITIONAL([BUILD_TOOLS], [test "x$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$enable_manpages" = "xyes"])
|
|
|
|
AC_ARG_ENABLE([logging],
|
|
AS_HELP_STRING([--disable-logging], [disable system logging @<:@default=enabled@:>@]),
|
|
[], enable_logging=yes)
|
|
AS_IF([test "x$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)
|
|
|
|
#####################################################################
|
|
# 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}
|
|
Bash completions dir: ${with_bashcompletiondir}
|
|
|
|
compiler: ${CC}
|
|
cflags: ${with_cflags} ${CFLAGS}
|
|
ldflags: ${with_ldflags} ${LDFLAGS}
|
|
|
|
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}
|
|
])
|