diff options
Diffstat (limited to 'source3/m4/aclocal.m4')
| -rw-r--r-- | source3/m4/aclocal.m4 | 899 |
1 files changed, 0 insertions, 899 deletions
diff --git a/source3/m4/aclocal.m4 b/source3/m4/aclocal.m4 deleted file mode 100644 index 5d9ce30144..0000000000 --- a/source3/m4/aclocal.m4 +++ /dev/null @@ -1,899 +0,0 @@ -dnl test whether dirent has a d_off member -AC_DEFUN(AC_DIRENT_D_OFF, -[AC_CACHE_CHECK([for d_off in dirent], ac_cv_dirent_d_off, -[AC_TRY_COMPILE([ -#include <unistd.h> -#include <sys/types.h> -#include <dirent.h>], [struct dirent d; d.d_off;], -ac_cv_dirent_d_off=yes, ac_cv_dirent_d_off=no)]) -if test $ac_cv_dirent_d_off = yes; then - AC_DEFINE(HAVE_DIRENT_D_OFF,1,[Whether dirent has a d_off member]) -fi -]) - -dnl Mark specified module as shared -dnl SMB_MODULE(name,static_files,shared_files,subsystem,whatif-static,whatif-shared) -AC_DEFUN(SMB_MODULE, -[ - AC_MSG_CHECKING([how to build $1]) - if test "$[MODULE_][$1]"; then - DEST=$[MODULE_][$1] - elif test "$[MODULE_]translit([$4], [A-Z], [a-z])" -a "$[MODULE_DEFAULT_][$1]"; then - DEST=$[MODULE_]translit([$4], [A-Z], [a-z]) - else - DEST=$[MODULE_DEFAULT_][$1] - fi - - if test x"$DEST" = xSHARED; then - AC_DEFINE([$1][_init], [samba_init_module], [Whether to build $1 as shared module]) - $4_MODULES="$$4_MODULES $3" - AC_MSG_RESULT([shared]) - [$6] - string_shared_modules="$string_shared_modules $1" - elif test x"$DEST" = xSTATIC; then - [init_static_modules_]translit([$4], [A-Z], [a-z])="$[init_static_modules_]translit([$4], [A-Z], [a-z]) $1_init();" - [decl_static_modules_]translit([$4], [A-Z], [a-z])="$[decl_static_modules_]translit([$4], [A-Z], [a-z]) extern NTSTATUS $1_init(void);" - string_static_modules="$string_static_modules $1" - $4_STATIC="$$4_STATIC $2" - AC_SUBST($4_STATIC) - [$5] - AC_MSG_RESULT([static]) - else - string_ignored_modules="$string_ignored_modules $1" - AC_MSG_RESULT([not]) - fi -]) - -AC_DEFUN(SMB_SUBSYSTEM, -[ - AC_SUBST($1_STATIC) - AC_SUBST($1_MODULES) - AC_DEFINE_UNQUOTED([static_init_]translit([$1], [A-Z], [a-z]), [{$init_static_modules_]translit([$1], [A-Z], [a-z])[}], [Static init functions]) - AC_DEFINE_UNQUOTED([static_decl_]translit([$1], [A-Z], [a-z]), [$decl_static_modules_]translit([$1], [A-Z], [a-z]), [Decl of Static init functions]) - ifelse([$2], , :, [rm -f $2]) -]) - - -dnl SMB_LIBRARY(name, soversion, fullversion, default, reason) -dnl -dnl configure build and use of an (internal) shared library -dnl -AC_DEFUN([SMB_LIBRARY], -[ -m4_pushdef([LIBNAME], [lib$1]) -m4_pushdef([LIBUC], [m4_toupper(LIBNAME)]) -m4_pushdef([LIBLIBS], [-l$1]) - -LIBUC[_SHARED_TARGET]=bin/LIBNAME.$SHLIBEXT -LIBUC[_STATIC_TARGET]=bin/LIBNAME.a -LIBUC[_SHARED]= -LIBUC[_STATIC]= -LIBUC[_LIBS]=LIBLIBS -LIBUC[_TARGET]= -[INSTALL_]LIBUC= -[UNINSTALL_]LIBUC= - -m4_if([$2], [], [LIBUC[_SOVER]=0], [LIBUC[_SOVER]=$2]) -m4_if([$3], [], [LIBUC[_FULLVER]=$LIBUC[_SOVER]], [LIBUC[_FULLVER]=$3]) - -LIBUC[_SHARED_TARGET_SOVER]=$LIBUC[_SHARED_TARGET].$LIBUC[_SOVER] -LIBUC[_SHARED_TARGET_FULLVER]=$LIBUC[_SHARED_TARGET].$LIBUC[_FULLVER] - -AC_SUBST(LIBUC[_SHARED_TARGET]) -AC_SUBST(LIBUC[_STATIC_TARGET]) -AC_SUBST(LIBUC[_SHARED]) -AC_SUBST(LIBUC[_STATIC]) -AC_SUBST(LIBUC[_LIBS]) -AC_SUBST(LIBUC[_TARGET]) -AC_SUBST([INSTALL_]LIBUC) -AC_SUBST([UNINSTALL_]LIBUC) -AC_SUBST(LIBUC[_SOVER]) -AC_SUBST(LIBUC[_FULLVER]) -AC_SUBST(LIBUC[_SHARED_TARGET_SOVER]) -AC_SUBST(LIBUC[_SHARED_TARGET_FULLVER]) - -AC_MSG_CHECKING([whether to build the LIBNAME shared library]) -m4_if([$4], [no], [ -dnl set the default to not build the shared lib -AC_ARG_WITH(LIBNAME, -AS_HELP_STRING([--with-]LIBNAME, - m4_if([$5], [], - [Build the LIBNAME shared library (default=no)], - [Build the LIBNAME shared library (default=no ($5))])), -[ -case "$withval" in - yes) - build_lib=yes - ;; - *) - AC_MSG_RESULT(no) - build_lib=no - ;; -esac -], -[ -# if unspecified, default is not to build -AC_MSG_RESULT(no) -build_lib=no -] -) -],[ -dnl by default, try to build the shared lib -AC_ARG_WITH(LIBNAME, -AS_HELP_STRING([--with-]LIBNAME, - [Build the LIBNAME shared library (default=yes if shared libs supported)]), -[ -case "$withval" in - no) - AC_MSG_RESULT(no) - build_lib=no - ;; - *) - build_lib=yes - ;; -esac -], -[ -# if unspecified, default is to build it if possible. -build_lib=yes -] -) -]) - -if eval test x"$build_lib" = "xyes" ; then - # only set the install targets if the user chose the library - [INSTALL_]LIBUC=[install]LIBNAME - [UNINSTALL_]LIBUC=[uninstall]LIBNAME - if eval $BLDSHARED = true; then - LIBUC[_SHARED]=$LIBUC[_SHARED_TARGET] - LIBUC[_TARGET]=$LIBUC[_SHARED_TARGET] - - AC_MSG_RESULT(yes) - if test x"$USESHARED" != x"true" -o x"$[LINK_]LIBUC" = "xSTATIC" ; then - enable_static=yes - LIBUC[_TARGET]=$LIBUC[_STATIC_TARGET] - LIBUC[_LIBS]=$LIBUC[_STATIC_TARGET] - else - LIBUC[_LIBS]=LIBLIBS - fi - else - enable_static=yes - LIBUC[_TARGET]=$LIBUC[_STATIC_TARGET] - LIBUC[_LIBS]=$LIBUC[_STATIC_TARGET] - AC_MSG_RESULT(no shared library support -- will supply static library) - fi -else - enable_static=yes - AC_MSG_RESULT(shared library not selected, but will supply static library) -fi -if test $enable_static = yes; then - LIBUC[_STATIC]=$LIBUC[_STATIC_TARGET] -fi - -m4_popdef([LIBNAME]) -m4_popdef([LIBUC]) -m4_popdef([LIBLIBS]) - -]) - - -dnl AC_LIBTESTFUNC(lib, function, [actions if found], [actions if not found]) -dnl Check for a function in a library, but don't keep adding the same library -dnl to the LIBS variable. Check whether the function is available in the -dnl current LIBS before adding the library which prevents us spuriously -dnl adding libraries for symbols that are in libc. -dnl -dnl On success, the default actions ensure that HAVE_FOO is defined. The lib -dnl is always added to $LIBS if it was found to be necessary. The caller -dnl can use SMB_REMOVE_LIB to strp this if necessary. -AC_DEFUN([AC_LIBTESTFUNC], -[ - AC_CHECK_FUNCS($2, - [ - # $2 was found in libc or existing $LIBS - m4_ifval([$3], - [ - $3 - ], - [ - AC_DEFINE(translit([HAVE_$2], [a-z], [A-Z]), 1, - [Whether $2 is available]) - ]) - ], - [ - # $2 was not found, try adding lib$1 - case " $LIBS " in - *\ -l$1\ *) - m4_ifval([$4], - [ - $4 - ], - [ - # $2 was not found and we already had lib$1 - # nothing to do here by default - true - ]) - ;; - *) - # $2 was not found, try adding lib$1 - AC_CHECK_LIB($1, $2, - [ - LIBS="-l$1 $LIBS" - m4_ifval([$3], - [ - $3 - ], - [ - AC_DEFINE(translit([HAVE_$2], [a-z], [A-Z]), 1, - [Whether $2 is available]) - ]) - ], - [ - m4_ifval([$4], - [ - $4 - ], - [ - # $2 was not found in lib$1 - # nothing to do here by default - true - ]) - ]) - ;; - esac - ]) -]) - -# AC_CHECK_LIB_EXT(LIBRARY, [EXT_LIBS], [FUNCTION], -# [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND], -# [ADD-ACTION-IF-FOUND],[OTHER-LIBRARIES]) -# ------------------------------------------------------ -# -# Use a cache variable name containing both the library and function name, -# because the test really is for library $1 defining function $3, not -# just for library $1. 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Note -# that the cache does depend upon the function we are looking for. -# -# It is on purpose we used `ac_check_lib_ext_save_LIBS' and not just -# `ac_save_LIBS': there are many macros which don't want to see `LIBS' -# changed but still want to use AC_CHECK_LIB_EXT, so they save `LIBS'. -# And ``ac_save_LIBS' is too tempting a name, so let's leave them some -# freedom. -AC_DEFUN([AC_CHECK_LIB_EXT], -[ -AH_CHECK_LIB_EXT([$1]) -ac_check_lib_ext_save_LIBS=$LIBS -LIBS="-l$1 $$2 $7 $LIBS" -AS_LITERAL_IF([$1], - [AS_VAR_PUSHDEF([ac_Lib_ext], [ac_cv_lib_ext_$1])], - [AS_VAR_PUSHDEF([ac_Lib_ext], [ac_cv_lib_ext_$1''])])dnl - -m4_ifval([$3], - [ - AH_CHECK_FUNC_EXT([$3]) - AS_LITERAL_IF([$1], - [AS_VAR_PUSHDEF([ac_Lib_func], [ac_cv_lib_ext_$1_$3])], - [AS_VAR_PUSHDEF([ac_Lib_func], [ac_cv_lib_ext_$1''_$3])])dnl - AC_CACHE_CHECK([for $3 in -l$1], ac_Lib_func, - [AC_TRY_LINK_FUNC($3, - [AS_VAR_SET(ac_Lib_func, yes); - AS_VAR_SET(ac_Lib_ext, yes)], - [AS_VAR_SET(ac_Lib_func, no); - AS_VAR_SET(ac_Lib_ext, no)]) - ]) - AS_IF([test AS_VAR_GET(ac_Lib_func) = yes], - [AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_$3))])dnl - AS_VAR_POPDEF([ac_Lib_func])dnl - ],[ - AC_CACHE_CHECK([for -l$1], ac_Lib_ext, - [AC_TRY_LINK_FUNC([main], - [AS_VAR_SET(ac_Lib_ext, yes)], - [AS_VAR_SET(ac_Lib_ext, no)]) - ]) - ]) -LIBS=$ac_check_lib_ext_save_LIBS - -AS_IF([test AS_VAR_GET(ac_Lib_ext) = yes], - [m4_default([$4], - [AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_LIB$1)) - case "$$2" in - *-l$1*) - ;; - *) - $2="-l$1 $$2" - ;; - esac]) - [$6] - ], - [$5])dnl -AS_VAR_POPDEF([ac_Lib_ext])dnl -])# AC_CHECK_LIB_EXT - -# AH_CHECK_LIB_EXT(LIBNAME) -# --------------------- -m4_define([AH_CHECK_LIB_EXT], -[AH_TEMPLATE(AS_TR_CPP(HAVE_LIB$1), - [Define to 1 if you have the `]$1[' library (-l]$1[).])]) - -# AC_CHECK_FUNCS_EXT(FUNCTION, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) -# ----------------------------------------------------------------- -dnl check for a function in a $LIBS and $OTHER_LIBS libraries variable. -dnl AC_CHECK_FUNC_EXT(func,OTHER_LIBS,IF-TRUE,IF-FALSE) -AC_DEFUN([AC_CHECK_FUNC_EXT], -[ - AH_CHECK_FUNC_EXT($1) - ac_check_func_ext_save_LIBS=$LIBS - LIBS="$2 $LIBS" - AS_VAR_PUSHDEF([ac_var], [ac_cv_func_ext_$1])dnl - AC_CACHE_CHECK([for $1], ac_var, - [AC_LINK_IFELSE([AC_LANG_FUNC_LINK_TRY([$1])], - [AS_VAR_SET(ac_var, yes)], - [AS_VAR_SET(ac_var, no)])]) - LIBS=$ac_check_func_ext_save_LIBS - AS_IF([test AS_VAR_GET(ac_var) = yes], - [AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_$1])) $3], - [$4])dnl -AS_VAR_POPDEF([ac_var])dnl -])# AC_CHECK_FUNC_EXT - -# AH_CHECK_FUNC_EXT(FUNCNAME) -# --------------------- -m4_define([AH_CHECK_FUNC_EXT], -[AH_TEMPLATE(AS_TR_CPP(HAVE_$1), - [Define to 1 if you have the `]$1[' function.])]) - -dnl Define an AC_DEFINE with ifndef guard. -dnl AC_N_DEFINE(VARIABLE [, VALUE]) -define(AC_N_DEFINE, -[cat >> confdefs.h <<\EOF -[#ifndef] $1 -[#define] $1 ifelse($#, 2, [$2], $#, 3, [$2], 1) -[#endif] -EOF -]) - -dnl Add an #include -dnl AC_ADD_INCLUDE(VARIABLE) -define(AC_ADD_INCLUDE, -[cat >> confdefs.h <<\EOF -[#include] $1 -EOF -]) - -dnl Copied from libtool.m4 -AC_DEFUN(AC_PROG_LD_GNU, -[AC_CACHE_CHECK([if the linker used by compiler is GNU ld], ac_cv_prog_gnu_ld, -[# I'd rather use --version here, but apparently some GNU ld's only accept -v. -if $CC -Wl,-v /dev/null 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then - ac_cv_prog_gnu_ld=yes -else - ac_cv_prog_gnu_ld=no -fi]) -]) - -dnl Removes -I/usr/include/? 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If omitted, it defaults to -dnl `yes'. -AC_DEFUN([AC_ENABLE_SHARED], -[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl -AC_ARG_ENABLE(shared, -changequote(<<, >>)dnl -<< --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT], -changequote([, ])dnl -[p=${PACKAGE-default} -case $enableval in -yes) enable_shared=yes ;; -no) enable_shared=no ;; -*) - enable_shared=no - # Look at the argument we got. We use all the common list separators. - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," - for pkg in $enableval; do - if test "X$pkg" = "X$p"; then - enable_shared=yes - fi - - done - IFS="$ac_save_ifs" - ;; -esac], -enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl -]) - -dnl AC_ENABLE_STATIC - implement the --enable-static flag -dnl Usage: AC_ENABLE_STATIC[(DEFAULT)] -dnl Where DEFAULT is either `yes' or `no'. If omitted, it defaults to -dnl `yes'. -AC_DEFUN([AC_ENABLE_STATIC], -[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl -AC_ARG_ENABLE(static, -changequote(<<, >>)dnl -<< --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT], -changequote([, ])dnl -[p=${PACKAGE-default} -case $enableval in -yes) enable_static=yes ;; -no) enable_static=no ;; -*) - enable_static=no - # Look at the argument we got. We use all the common list separators. - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," - for pkg in $enableval; do - if test "X$pkg" = "X$p"; then - enable_static=yes - fi - done - IFS="$ac_save_ifs" - ;; -esac], -enable_static=AC_ENABLE_STATIC_DEFAULT)dnl -]) - -dnl AC_DISABLE_STATIC - set the default static flag to --disable-static -AC_DEFUN([AC_DISABLE_STATIC], -[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl -AC_ENABLE_STATIC(no)]) - -dnl AC_TRY_COMMAND_NO_STDERR - also fail if there is output on stderr -AC_DEFUN( [AC_TRY_COMMAND_NO_STDERR], -[ - { OUT=`($1) 3>&AS_MESSAGE_LOG_FD 2>&1 1>&3` - RC=$? - echo "\$?=$RC" >&AS_MESSAGE_LOG_FD - if test x"$OUT" != x ; then - echo "stderr:" >&AS_MESSAGE_LOG_FD - echo "$OUT" >&AS_MESSAGE_LOG_FD - fi - test $RC -eq 0 -a x"$OUT" = x ; } -]) - -dnl AC_TRY_RUN_STRICT(PROGRAM,CFLAGS,CPPFLAGS,LDFLAGS, -dnl [ACTION-IF-TRUE],[ACTION-IF-FALSE], -dnl [ACTION-IF-CROSS-COMPILING = RUNTIME-ERROR]) -AC_DEFUN( [AC_TRY_RUN_STRICT], -[ - old_CFLAGS="$CFLAGS"; - CFLAGS="$2"; - export CFLAGS; - old_CPPFLAGS="$CPPFLAGS"; - CPPFLAGS="$3"; - export CPPFLAGS; - old_LDFLAGS="$LDFLAGS"; - LDFLAGS="$4"; - export LDFLAGS; - AC_TRY_RUN([$1],[$5],[$6],[$7]) - CFLAGS="$old_CFLAGS"; - old_CFLAGS=""; - export CFLAGS; - CPPFLAGS="$old_CPPFLAGS"; - old_CPPFLAGS=""; - export CPPFLAGS; - LDFLAGS="$old_LDFLAGS"; - old_LDFLAGS=""; - export LDFLAGS; -]) - -dnl SMB_CHECK_SYSCONF(varname) -dnl Tests whether the sysconf(3) variable "varname" is available. -AC_DEFUN([SMB_CHECK_SYSCONF], -[ - AC_CACHE_CHECK([for sysconf($1)], - samba_cv_SYSCONF$1, - [ - AC_TRY_LINK([#include <unistd.h>], - [ return sysconf($1) == -1 ? 1 : 0; ], - [ samba_cv_SYSCONF$1=yes ], - [ samba_cv_SYSCONF$1=no ]) - ]) - - if test x"$samba_cv_SYSCONF$1" = x"yes" ; then - AC_DEFINE(SYSCONF$1, 1, [Whether sysconf($1) is available]) - fi -]) - -dnl SMB_IS_LIBPTHREAD_LINKED([actions if true], [actions if false]) -dnl Test whether the current LIBS results in libpthread being present. -dnl Execute the corresponding user action list. -AC_DEFUN([SMB_IS_LIBPTHREAD_LINKED], -[ - AC_MSG_CHECKING(if libpthread is linked) - AC_TRY_LINK([], - [return pthread_create(0, 0, 0, 0);], - [ - AC_MSG_RESULT(yes) - $1 - ], - [ - AC_MSG_RESULT(no) - $2 - ]) -]) - -dnl SMB_REMOVE_LIB(lib) -dnl Remove the given library from $LIBS -AC_DEFUN([SMB_REMOVE_LIB], -[ - LIBS=`echo $LIBS | sed '-es/-l$1//g'` -]) - -dnl SMB_CHECK_DMAPI([actions if true], [actions if false]) -dnl Check whether DMAPI is available and is a version that we know -dnl how to deal with. The default truth action is to set samba_dmapi_libs -dnl to the list of necessary libraries, and to define USE_DMAPI. -AC_DEFUN([SMB_CHECK_DMAPI], -[ - samba_dmapi_libs="" - - if test x"$samba_dmapi_libs" = x"" ; then - AC_CHECK_LIB(dm, dm_get_eventlist, - [ samba_dmapi_libs="-ldm"], []) - fi - - if test x"$samba_dmapi_libs" = x"" ; then - AC_CHECK_LIB(jfsdm, dm_get_eventlist, - [samba_dmapi_libs="-ljfsdm"], []) - fi - - if test x"$samba_dmapi_libs" = x"" ; then - AC_CHECK_LIB(dmapi, dm_get_eventlist, - [samba_dmapi_libs="-ldmapi"], []) - fi - - if test x"$samba_dmapi_libs" = x"" ; then - AC_CHECK_LIB(xdsm, dm_get_eventlist, - [samba_dmapi_libs="-lxdsm"], []) - fi - - - # Only bother to test ehaders if we have a candidate DMAPI library - if test x"$samba_dmapi_libs" != x"" ; then - AC_CHECK_HEADERS(sys/dmi.h xfs/dmapi.h sys/jfsdmapi.h sys/dmapi.h dmapi.h) - fi - - if test x"$samba_dmapi_libs" != x"" ; then - samba_dmapi_save_LIBS="$LIBS" - LIBS="$LIBS $samba_dmapi_libs" - AC_TRY_LINK( - [ -#include <time.h> /* needed by Tru64 */ -#include <sys/types.h> /* needed by AIX */ -#ifdef HAVE_XFS_DMAPI_H -#include <xfs/dmapi.h> -#elif defined(HAVE_SYS_DMI_H) -#include <sys/dmi.h> -#elif defined(HAVE_SYS_JFSDMAPI_H) -#include <sys/jfsdmapi.h> -#elif defined(HAVE_SYS_DMAPI_H) -#include <sys/dmapi.h> -#elif defined(HAVE_DMAPI_H) -#include <dmapi.h> -#endif - ], - [ -/* This link test is designed to fail on IRI 6.4, but should - * succeed on Linux, IRIX 6.5 and AIX. - */ - char * version; - dm_eventset_t events; - /* This doesn't take an argument on IRIX 6.4. */ - dm_init_service(&version); - /* IRIX 6.4 expects events to be a pointer. */ - DMEV_ISSET(DM_EVENT_READ, events); - ], - [ - true # DMAPI link test succeeded - ], - [ - # DMAPI link failure - samba_dmapi_libs= - ]) - LIBS="$samba_dmapi_save_LIBS" - fi - - if test x"$samba_dmapi_libs" = x"" ; then - # DMAPI detection failure actions begin - ifelse($2, [], - [ - AC_ERROR(Failed to detect a supported DMAPI implementation) - ], - [ - $2 - ]) - # DMAPI detection failure actions end - else - # DMAPI detection success actions start - ifelse($1, [], - [ - AC_DEFINE(USE_DMAPI, 1, - [Whether we should build DMAPI integration components]) - AC_MSG_NOTICE(Found DMAPI support in $samba_dmapi_libs) - ], - [ - $1 - ]) - # DMAPI detection success actions end - fi - -]) - -dnl SMB_IF_RTSIGNAL_BUG([actions if true], -dnl [actions if false], -dnl [actions if cross compiling]) -dnl Test whether we can call sigaction with RT_SIGNAL_NOTIFY and -dnl RT_SIGNAL_LEASE (also RT_SIGNAL_AIO for good measure, though -dnl I don't believe that triggers any bug. -dnl -dnl See the samba-technical thread titled "Failed to setup -dnl RT_SIGNAL_NOTIFY handler" for details on the bug in question. -AC_DEFUN([SMB_IF_RTSIGNAL_BUG], -[ - rt_signal_notify_works=yes - rt_signal_lease_works=yes - rt_signal_aio_works=yes - - AC_MSG_CHECKING(if sigaction works with realtime signals) - AC_TRY_RUN( - [ -#include <sys/types.h> -#include <fcntl.h> -#include <signal.h> - -#ifndef SIGRTMIN -#define SIGRTMIN NSIG -#endif -/* from smbd/notify_kernel.c */ -#ifndef RT_SIGNAL_NOTIFY -#define RT_SIGNAL_NOTIFY (SIGRTMIN+2) -#endif - -/* from smbd/aio.c */ -#ifndef RT_SIGNAL_AIO -#define RT_SIGNAL_AIO (SIGRTMIN+3) -#endif - -/* from smbd/oplock_linux.c */ -#ifndef RT_SIGNAL_LEASE -#define RT_SIGNAL_LEASE (SIGRTMIN+1) -#endif - -static void signal_handler(int sig, siginfo_t *info, void *unused) -{ - int do_nothing = 0; -} - -int main(void) -{ - int result = 0; - struct sigaction act = {0}; - - act.sa_sigaction = signal_handler; - act.sa_flags = SA_SIGINFO; - sigemptyset( &act.sa_mask ); - - if (sigaction(RT_SIGNAL_LEASE, &act, 0) != 0) { - /* Failed to setup RT_SIGNAL_LEASE handler */ - result += 1; - } - - if (sigaction(RT_SIGNAL_NOTIFY, &act, 0) != 0) { - /* Failed to setup RT_SIGNAL_NOTIFY handler */ - result += 10; - } - - if (sigaction(RT_SIGNAL_AIO, &act, 0) != 0) { - /* Failed to setup RT_SIGNAL_AIO handler */ - result += 100; - } - - /* zero on success */ - return result; -} - ], - [ - AC_MSG_RESULT(yes) - $2 - ], - [ - AC_MSG_RESULT(no) - case "$ac_status" in - 1|11|101|111) rt_signal_lease_ok=no ;; - esac - case "$ac_status" in - 10|11|110|111) rt_signal_notify_ok=no ;; - esac - case "$ac_status" in - 100|110|101|111) rt_signal_aio_ok=no ;; - esac - $2 - ], - [ - AC_MSG_RESULT(cross) - $3 - ]) -]) - -m4_include(../lib/replace/libreplace.m4) |