dnl --------------------------------------------------------------------------- dnl Macro: AC_CHECK_MYSQLR dnl First check for custom MySQL paths in --with-mysql-* options. dnl If some paths are missing, check if mysql_config exists. dnl Then check for the libraries and replace -lmysqlclient with dnl -lmysqlclient_r, to enable threaded client library. dnl --------------------------------------------------------------------------- AC_DEFUN([AC_CHECK_MYSQLR],[ # Check for custom MySQL root directory if test [ x$1 != xyes -a x$1 != xno ] then ac_cv_mysql_root=`echo $1 | sed -e 's+/$++'` if test [ -d "$ac_cv_mysql_root/include" -a \ -d "$ac_cv_mysql_root/libmysql_r" ] then ac_cv_mysql_includes="$ac_cv_mysql_root/include" ac_cv_mysql_libs="$ac_cv_mysql_root/libmysql_r" elif test [ -x "$ac_cv_mysql_root/bin/mysql_config" ] then mysqlconfig="$ac_cv_mysql_root/bin/mysql_config" else AC_MSG_ERROR([invalid MySQL root directory: $ac_cv_mysql_root]) fi fi # Check for custom includes path if test [ -z "$ac_cv_mysql_includes" ] then AC_ARG_WITH([mysql-includes], AC_HELP_STRING([--with-mysql-includes], [path to MySQL header files]), [ac_cv_mysql_includes=$withval]) fi if test [ -n "$ac_cv_mysql_includes" ] then AC_CACHE_CHECK([MySQL includes], [ac_cv_mysql_includes], [ac_cv_mysql_includes=""]) MYSQL_CFLAGS="-I$ac_cv_mysql_includes" fi # Check for custom library path if test [ -z "$ac_cv_mysql_libs" ] then AC_ARG_WITH([mysql-libs], AC_HELP_STRING([--with-mysql-libs], [path to MySQL libraries]), [ac_cv_mysql_libs=$withval]) fi if test [ -n "$ac_cv_mysql_libs" ] then # Trim trailing '.libs' if user passed it in --with-mysql-libs option ac_cv_mysql_libs=`echo ${ac_cv_mysql_libs} | sed -e 's/.libs$//' \ -e 's+.libs/$++'` AC_CACHE_CHECK([MySQL libraries], [ac_cv_mysql_libs], [ac_cv_mysql_libs=""]) MYSQL_LIBS="-L$ac_cv_mysql_libs -lmysqlclient_r" fi # If some path is missing, try to autodetermine with mysql_config if test [ -z "$ac_cv_mysql_includes" -o -z "$ac_cv_mysql_libs" ] then if test [ -z "$mysqlconfig" ] then AC_PATH_PROG(mysqlconfig,mysql_config) fi if test [ -z "$mysqlconfig" ] then AC_MSG_ERROR([mysql_config executable not found ******************************************************************************** ERROR: cannot find MySQL libraries. If you want to compile with MySQL support, you must either specify file locations explicitly using --with-mysql-includes and --with-mysql-libs options, or make sure path to mysql_config is listed in your PATH environment variable. If you want to disable MySQL support, use --without-mysql option. ******************************************************************************** ]) else if test [ -z "$ac_cv_mysql_includes" ] then AC_MSG_CHECKING(MySQL C flags) MYSQL_CFLAGS=`${mysqlconfig} --cflags` AC_MSG_RESULT($MYSQL_CFLAGS) fi if test [ -z "$ac_cv_mysql_libs" ] then AC_MSG_CHECKING(MySQL linker flags) MYSQL_LIBS=`${mysqlconfig} --libs | sed -e \ 's/-lmysqlclient /-lmysqlclient_r /' -e 's/-lmysqlclient$/-lmysqlclient_r/'` AC_MSG_RESULT($MYSQL_LIBS) fi fi fi ]) dnl --------------------------------------------------------------------------- dnl Macro: AC_CHECK_PGSQL dnl First check for custom PostgreSQL paths in --with-pgsql-* options. dnl If some paths are missing, check if pg_config exists. dnl --------------------------------------------------------------------------- AC_DEFUN([AC_CHECK_PGSQL],[ # Check for custom includes path if test [ -z "$ac_cv_pgsql_includes" ] then AC_ARG_WITH([pgsql-includes], AC_HELP_STRING([--with-pgsql-includes], [path to PostgreSQL header files]), [ac_cv_pgsql_includes=$withval]) fi if test [ -n "$ac_cv_pgsql_includes" ] then AC_CACHE_CHECK([PostgreSQL includes], [ac_cv_pgsql_includes], [ac_cv_pgsql_includes=""]) MYSQL_CFLAGS="-I$ac_cv_mysql_includes" fi # Check for custom library path if test [ -z "$ac_cv_pgsql_libs" ] then AC_ARG_WITH([pgsql-libs], AC_HELP_STRING([--with-pgsql-libs], [path to PostgreSQL libraries]), [ac_cv_pgsql_libs=$withval]) fi # If some path is missing, try to autodetermine with pgsql_config if test [ -z "$ac_cv_pgsql_includes" -o -z "$ac_cv_pgsql_libs" ] then if test [ -z "$pgconfig" ] then AC_PATH_PROG(pgconfig,pg_config) fi if test [ -z "$pgconfig" ] then AC_MSG_ERROR([pg_config executable not found ******************************************************************************** ERROR: cannot find PostgreSQL libraries. If you want to compile with PosgregSQL support, you must either specify file locations explicitly using --with-pgsql-includes and --with-pgsql-libs options, or make sure path to pg_config is listed in your PATH environment variable. If you want to disable PostgreSQL support, use --without-pgsql option. ******************************************************************************** ]) else if test [ -z "$ac_cv_pgsql_includes" ] then AC_MSG_CHECKING(PostgreSQL C flags) PGSQL_CFLAGS="-I`${pgconfig} --includedir`" AC_MSG_RESULT($PGSQL_CFLAGS) fi if test [ -z "$ac_cv_pgsql_libs" ] then AC_MSG_CHECKING(PostgreSQL linker flags) PGSQL_LIBS="-L`${pgconfig} --libdir` -lpq" AC_MSG_RESULT($PGSQL_LIBS) fi fi fi ]) dnl --------------------------------------------------------------------------- dnl Macro: AC_CHECK_AIO dnl Check for Linux AIO availability on the target system dnl Also, check the version of libaio library (at the moment, there are two dnl versions with incompatible interfaces). dnl --------------------------------------------------------------------------- AC_DEFUN([AC_CHECK_AIO],[ if test x$enable_aio = xyes; then AC_CHECK_HEADER([libaio.h], [AC_DEFINE(HAVE_LIBAIO_H,1,[Define to 1 if your system has header file])], [enable_aio=no]) fi if test x$enable_aio = xyes; then AC_CHECK_LIB([aio], [io_queue_init], , [enable_aio=no]) fi if test x$enable_aio = xyes; then AC_MSG_CHECKING(if io_getevents() has an old interface) AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #ifdef HAVE_LIBAIO_H # include #endif struct io_event event; io_context_t ctxt; ]], [[ (void)io_getevents(ctxt, 1, &event, NULL); ]] ) ], [ AC_DEFINE([HAVE_OLD_GETEVENTS], 1, [Define to 1 if libaio has older getevents() interface]) AC_MSG_RESULT(yes) ], [AC_MSG_RESULT(no)] ) fi ]) dnl --------------------------------------------------------------------------- dnl Macro: AX_CHECK_DOCBOOK dnl Check for availability of various DocBook utilities and perform necessary dnl substitutions dnl --------------------------------------------------------------------------- AC_DEFUN([AX_CHECK_DOCBOOK], [ # It's just rude to go over the net to build XSLTPROC_FLAGS=--nonet DOCBOOK_ROOT= if test ! -f /etc/xml/catalog; then for i in /usr/share/sgml/docbook/stylesheet/xsl/nwalsh /usr/share/sgml/docbook/xsl-stylesheets/; do if test -d "$i"; then DOCBOOK_ROOT=$i fi done # Last resort - try net if test -z "$DOCBOOK_ROOT"; then XSLTPROC_FLAGS= fi else XML_CATALOG=/etc/xml/catalog CAT_ENTRY_START='' fi AC_CHECK_PROG(XSLTPROC,xsltproc,xsltproc,) XSLTPROC_WORKS=no if test -n "$XSLTPROC"; then AC_MSG_CHECKING([whether xsltproc works]) if test -n "$XML_CATALOG"; then DB_FILE="http://docbook.sourceforge.net/release/xsl/current/xhtml/docbook.xsl" else DB_FILE="$DOCBOOK_ROOT/docbook.xsl" fi $XSLTPROC $XSLTPROC_FLAGS $DB_FILE >/dev/null 2>&1 << END END if test "$?" = 0; then XSLTPROC_WORKS=yes fi AC_MSG_RESULT($XSLTPROC_WORKS) fi AM_CONDITIONAL(have_xsltproc, test "$XSLTPROC_WORKS" = "yes") AC_SUBST(XML_CATALOG) AC_SUBST(XSLTPROC_FLAGS) AC_SUBST(DOCBOOK_ROOT) AC_SUBST(CAT_ENTRY_START) AC_SUBST(CAT_ENTRY_END) ]) dnl --------------------------------------------------------------------------- dnl Macro: ACX_PTHREAD dnl This macro figures out how to build C programs using POSIX threads. It sets dnl the PTHREAD_LIBS output variable to the threads library and linker flags, dnl and the PTHREAD_CFLAGS output variable to any special C compiler flags that dnl are needed. (The user can also force certain compiler flags/libs to be dnl tested by setting these environment variables.) dnl dnl Also sets PTHREAD_CC to any special C compiler that is needed for dnl multi-threaded programs (defaults to the value of CC otherwise). dnl (This is necessary on AIX to use the special cc_r compiler alias.) dnl --------------------------------------------------------------------------- AC_DEFUN([ACX_PTHREAD], [ AC_REQUIRE([AC_CANONICAL_HOST]) AC_LANG_SAVE AC_LANG_C acx_pthread_ok=no # We used to check for pthread.h first, but this fails if pthread.h # requires special compiler flags (e.g. on True64 or Sequent). # It gets checked for in the link test anyway. # First of all, check if the user has set any of the PTHREAD_LIBS, # etcetera environment variables, and if threads linking works using # them: if test x"$PTHREAD_LIBS$PTHREAD_CFLAGS" != x; then save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS $PTHREAD_CFLAGS" save_LIBS="$LIBS" LIBS="$PTHREAD_LIBS $LIBS" AC_MSG_CHECKING([for pthread_join in LIBS=$PTHREAD_LIBS with CFLAGS=$PTHREAD_CFLAGS]) AC_TRY_LINK_FUNC(pthread_join, acx_pthread_ok=yes) AC_MSG_RESULT($acx_pthread_ok) if test x"$acx_pthread_ok" = xno; then PTHREAD_LIBS="" PTHREAD_CFLAGS="" fi LIBS="$save_LIBS" CFLAGS="$save_CFLAGS" fi # We must check for the threads library under a number of different # names; the ordering is very important because some systems # (e.g. DEC) have both -lpthread and -lpthreads, where one of the # libraries is broken (non-POSIX). # Create a list of thread flags to try. Items starting with a "-" are # C compiler flags, and other items are library names, except for "none" # which indicates that we try without any flags at all, and "pthread-config" # which is a program returning the flags for the Pth emulation library. acx_pthread_flags="pthreads none -Kthread -kthread lthread -pthread -pthreads -mthreads pthread --thread-safe -mt pthread-config" # The ordering *is* (sometimes) important. Some notes on the # individual items follow: # pthreads: AIX (must check this before -lpthread) # none: in case threads are in libc; should be tried before -Kthread and # other compiler flags to prevent continual compiler warnings # -Kthread: Sequent (threads in libc, but -Kthread needed for pthread.h) # -kthread: FreeBSD kernel threads (preferred to -pthread since SMP-able) # lthread: LinuxThreads port on FreeBSD (also preferred to -pthread) # -pthread: Linux/gcc (kernel threads), BSD/gcc (userland threads) # -pthreads: Solaris/gcc # -mthreads: Mingw32/gcc, Lynx/gcc # -mt: Sun Workshop C (may only link SunOS threads [-lthread], but it # doesn't hurt to check since this sometimes defines pthreads too; # also defines -D_REENTRANT) # pthread: Linux, etcetera # --thread-safe: KAI C++ # pthread-config: use pthread-config program (for GNU Pth library) case "${host_cpu}-${host_os}" in *solaris*) # On Solaris (at least, for some versions), libc contains stubbed # (non-functional) versions of the pthreads routines, so link-based # tests will erroneously succeed. (We need to link with -pthread or # -lpthread.) (The stubs are missing pthread_cleanup_push, or rather # a function called by this macro, so we could check for that, but # who knows whether they'll stub that too in a future libc.) So, # we'll just look for -pthreads and -lpthread first: acx_pthread_flags="pthread -pthread -pthreads -mt $acx_pthread_flags" ;; esac if test x"$acx_pthread_ok" = xno; then for flag in $acx_pthread_flags; do case $flag in none) AC_MSG_CHECKING([whether pthreads work without any flags]) ;; -*) AC_MSG_CHECKING([whether pthreads work with $flag]) PTHREAD_CFLAGS="$flag" ;; pthread-config) AC_CHECK_PROG(acx_pthread_config, pthread-config, yes, no) if test x"$acx_pthread_config" = xno; then continue; fi PTHREAD_CFLAGS="`pthread-config --cflags`" PTHREAD_LIBS="`pthread-config --ldflags` `pthread-config --libs`" ;; *) AC_MSG_CHECKING([for the pthreads library -l$flag]) PTHREAD_LIBS="-l$flag" ;; esac save_LIBS="$LIBS" save_CFLAGS="$CFLAGS" LIBS="$PTHREAD_LIBS $LIBS" CFLAGS="$CFLAGS $PTHREAD_CFLAGS" # Check for various functions. We must include pthread.h, # since some functions may be macros. (On the Sequent, we # need a special flag -Kthread to make this header compile.) # We check for pthread_join because it is in -lpthread on IRIX # while pthread_create is in libc. We check for pthread_attr_init # due to DEC craziness with -lpthreads. We check for # pthread_cleanup_push because it is one of the few pthread # functions on Solaris that doesn't have a non-functional libc stub. # We try pthread_create on general principles. AC_TRY_LINK([#include ], [pthread_t th; pthread_join(th, 0); pthread_attr_init(0); pthread_cleanup_push(0, 0); pthread_create(0,0,0,0); pthread_cleanup_pop(0); ], [acx_pthread_ok=yes]) LIBS="$save_LIBS" CFLAGS="$save_CFLAGS" AC_MSG_RESULT($acx_pthread_ok) if test "x$acx_pthread_ok" = xyes; then break; fi PTHREAD_LIBS="" PTHREAD_CFLAGS="" done fi # Various other checks: if test "x$acx_pthread_ok" = xyes; then save_LIBS="$LIBS" LIBS="$PTHREAD_LIBS $LIBS" save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS $PTHREAD_CFLAGS" # Detect AIX lossage: JOINABLE attribute is called UNDETACHED. AC_MSG_CHECKING([for joinable pthread attribute]) attr_name=unknown for attr in PTHREAD_CREATE_JOINABLE PTHREAD_CREATE_UNDETACHED; do AC_TRY_LINK([#include ], [int attr=$attr;], [attr_name=$attr; break]) done AC_MSG_RESULT($attr_name) if test "$attr_name" != PTHREAD_CREATE_JOINABLE; then AC_DEFINE_UNQUOTED(PTHREAD_CREATE_JOINABLE, $attr_name, [Define to necessary symbol if this constant uses a non-standard name on your system.]) fi AC_MSG_CHECKING([if more special flags are required for pthreads]) flag=no case "${host_cpu}-${host_os}" in *-aix* | *-freebsd* | *-darwin*) flag="-D_THREAD_SAFE";; *solaris* | *-osf* | *-hpux*) flag="-D_REENTRANT";; esac AC_MSG_RESULT(${flag}) if test "x$flag" != xno; then PTHREAD_CFLAGS="$flag $PTHREAD_CFLAGS" fi LIBS="$save_LIBS" CFLAGS="$save_CFLAGS" # More AIX lossage: must compile with cc_r AC_CHECK_PROG(PTHREAD_CC, cc_r, cc_r, ${CC}) else PTHREAD_CC="$CC" fi AC_SUBST(PTHREAD_LIBS) AC_SUBST(PTHREAD_CFLAGS) AC_SUBST(PTHREAD_CC) # Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND: if test x"$acx_pthread_ok" = xyes; then ifelse([$1],,AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.]),[$1]) : else acx_pthread_ok=no $2 fi AC_LANG_RESTORE ])