Not needed.

git-svn-id: https://dune.mathematik.uni-freiburg.de/svn/alugrid/trunk@337 0d966ed9-3843-0410-af09-ebfb50bd7c74

m4/acx_pthread.m4

-dnl Available from the GNU Autoconf Macro Archive at:
-dnl http://www.gnu.org/software/ac-archive/htmldoc/acx_pthread.html
-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 -pthreads pthread -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 $PTHREAD_CFLAGS"
-
-        # Check for various functions.  We must include pthread.h,
-        # since some functions may be macros.  (On the Sequent, we
-        # need a special flag -Kthread to make this header compile.)
-        # We check for pthread_join because it is in -lpthread on IRIX
-        # while pthread_create is in libc.  We check for pthread_attr_init
-        # due to DEC craziness with -lpthreads.  We check for
-        # pthread_cleanup_push because it is one of the few pthread
-        # functions on Solaris that doesn't have a non-functional libc stub.
-        # We try pthread_create on general principles.
-        AC_TRY_LINK([#include <pthread.h>],
-                    [pthread_t th; pthread_join(th, 0);
-                     pthread_attr_init(0); pthread_cleanup_push(0, 0);
-                     pthread_create(0,0,0,0); pthread_cleanup_pop(0); ],
-                    [acx_pthread_ok=yes])
-
-        LIBS="$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 $PTHREAD_CFLAGS"
-
-        # Detect AIX lossage: threads are created detached by default
-        # and the JOINABLE attribute has a nonstandard name (UNDETACHED).
-        AC_MSG_CHECKING([for joinable pthread attribute])
-        AC_TRY_LINK([#include <pthread.h>],
-                    [int attr=PTHREAD_CREATE_JOINABLE;],
-                    ok=PTHREAD_CREATE_JOINABLE, ok=unknown)
-        if test x"$ok" = xunknown; then
-                AC_TRY_LINK([#include <pthread.h>],
-                            [int attr=PTHREAD_CREATE_UNDETACHED;],
-                            ok=PTHREAD_CREATE_UNDETACHED, ok=unknown)
-        fi
-        if test x"$ok" != xPTHREAD_CREATE_JOINABLE; then
-                AC_DEFINE(PTHREAD_CREATE_JOINABLE, $ok,
-                          [Define to the necessary symbol if this constant
-                           uses a non-standard name on your system.])
-        fi
-        AC_MSG_RESULT(${ok})
-        if test x"$ok" = xunknown; then
-                AC_MSG_WARN([we do not know how to create joinable pthreads])
-        fi
-
-        AC_MSG_CHECKING([if more special flags are required for pthreads])
-        flag=no
-        case "${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
-])dnl ACX_PTHREAD

m4/alu3d_compiler.m4

-# check for supported compilers
-
-AC_DEFUN([ALU3D_CHECK_COMPILER],[
-
-AC_ARG_ENABLE(compilercheck,
-  AC_HELP_STRING([--enable-compilercheck],
-                 [check for supported compilers \[default=yes\]]),
-  [compilercheck=$enable],
-  [compilercheck=yes]
-)
-
-SUPPORTED_COMPILER="gcc (>= 3.4.1) or icc (>= 7.0)"
-
-AC_REQUIRE([AC_PROG_CXX])
-AC_REQUIRE([AC_PROG_CPP])
-AC_REQUIRE([AC_PROG_CXXCPP])
-    
-cat >conftest.cc <<_ACEOF
-#ifdef __xlC__
-  #if __xlC__ >= 0x0600
-    #define CXX_SUPPORTED
-  #endif
-#endif
-#ifdef __ICC
-  #if __ICC >= 700
-    #define CXX_SUPPORTED
-  #endif
-#endif
-#ifdef __GNUC__
-  #if __GNUC__ > 3 || \
-     (__GNUC__ == 3 && (__GNUC_MINOR__ > 4 || \
-        (__GNUC_MINOR__ == 4 && \
-         __GNUC_PATCHLEVEL__ >= 1)))
-    #define CXX_SUPPORTED
-  #endif
-#endif
-#ifndef CXX_SUPPORTED
-  #error Your compiler is not officially supprted by ALU3dGrid
-#endif
-int main() { return 0; }
-_ACEOF
-
-if test "x$compilercheck" != "xyes" ; then
-  AC_MSG_WARN([compilercheck is disabled. DANGEROUS!])    
-else
-  if $CXX conftest.cc -o conftest.$ac_exeext >&5; then
-    rm -f conftest.$ac_exeext
-  else
-    AC_MSG_ERROR([Your compiler is not officially supported by ALU3dGrid
-                  ALU3dGrid is known to work with $SUPPORTED_COMPILER])
-  fi
-fi
-
-])

m4/xdr.m4

-# searches for XDR Headers which are implicitly included by rpc.h
-# some systems don't like it when xdr.h is directly included
-
-AC_DEFUN([ALU3D_PATH_XDR],[
-  AC_REQUIRE([AC_PROG_CC])
-  AC_CHECK_HEADERS(rpc/rpc.h)
-])