Check for rand_r/rand

git-svn-id: https://svn.dealii.org/trunk@4844 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/aclocal.m4 b/deal.II/aclocal.m4
index 2399c3e1e5b7ac4f64f2fed5ce216533aed022c7..0810e8eb30544f3e703c301fca877968afd9fcdb 100644 (file)
--- a/deal.II/aclocal.m4
+++ b/deal.II/aclocal.m4
@@ -271,6 +271,31 @@ AC_DEFUN(DEAL_II_CHECK_ISNAN_FLAG, dnl
 )      
 
 
+dnl rand_r is defined for some compiler flag combinations, but not for
+dnl others. check that. note that since these are C++ flags, we can't
+dnl just use AC_CHECK_FUNCS
+AC_DEFUN(DEAL_II_CHECK_RAND_R, dnl
+  AC_LANG_CPLUSPLUS
+  CXXFLAGS=$CXXFLAGSG
+  AC_MSG_CHECKING(for rand_r)
+  AC_TRY_COMPILE(
+       [
+#include <cstdlib>
+       ],
+       [
+int seed = 0;
+int i=rand_r(&i);
+       ],
+       [
+         AC_MSG_RESULT(found)
+         AC_DEFINE(HAVE_RAND_R)
+       ],
+       [
+         AC_MSG_RESULT(no)
+       ]
+  )
+)
+
 
 dnl On some systems (well, DEC Alphas are the only ones we know of),
 dnl gcc2.95 throws the hands in the air if it sees one of the AssertThrow

diff --git a/deal.II/configure b/deal.II/configure
index 6ae19eeee07928a665ab8b7f2b7fe56e117866b3..12c364a02a76174d1c8c1b9aab1223fed213f8e4 100755 (executable)
--- a/deal.II/configure
+++ b/deal.II/configure
@@ -42,6 +42,8 @@
 
 
 
+
+
 
 
 
@@ -639,7 +641,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:643: checking host system type" >&5
+echo "configure:645: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -660,7 +662,7 @@ host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$host" 1>&6
 
 echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:664: checking target system type" >&5
+echo "configure:666: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -678,7 +680,7 @@ target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$target" 1>&6
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:682: checking build system type" >&5
+echo "configure:684: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -716,7 +718,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:720: checking for $ac_word" >&5
+echo "configure:722: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -746,7 +748,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:750: checking for $ac_word" >&5
+echo "configure:752: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -797,7 +799,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:801: checking for $ac_word" >&5
+echo "configure:803: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -829,7 +831,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:833: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:835: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -840,12 +842,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 844 "configure"
+#line 846 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:849: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:851: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -871,12 +873,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:875: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:877: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:880: checking whether we are using GNU C" >&5
+echo "configure:882: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -885,7 +887,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:889: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:891: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -904,7 +906,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:908: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:910: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -938,7 +940,7 @@ fi
 # Extract the first word of "$CC", so it can be a program name with args.
 set dummy $CC; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:942: checking for $ac_word" >&5
+echo "configure:944: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -979,7 +981,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:983: checking for $ac_word" >&5
+echo "configure:985: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1011,7 +1013,7 @@ test -n "$CXX" || CXX="gcc"
 
 
 echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1015: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5
+echo "configure:1017: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5
 
 ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -1022,12 +1024,12 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 1026 "configure"
+#line 1028 "configure"
 #include "confdefs.h"
 
 int main(){return(0);}
 EOF
-if { (eval echo configure:1031: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1033: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cxx_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -1053,12 +1055,12 @@ if test $ac_cv_prog_cxx_works = no; then
   { echo "configure: error: installation or configuration problem: C++ compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:1057: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1059: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cxx_cross" 1>&6
 cross_compiling=$ac_cv_prog_cxx_cross
 
 echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
-echo "configure:1062: checking whether we are using GNU C++" >&5
+echo "configure:1064: checking whether we are using GNU C++" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1067,7 +1069,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:1071: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:1073: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gxx=yes
 else
   ac_cv_prog_gxx=no
@@ -1086,7 +1088,7 @@ ac_test_CXXFLAGS="${CXXFLAGS+set}"
 ac_save_CXXFLAGS="$CXXFLAGS"
 CXXFLAGS=
 echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
-echo "configure:1090: checking whether ${CXX-g++} accepts -g" >&5
+echo "configure:1092: checking whether ${CXX-g++} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1121,7 +1123,7 @@ CXXFLAGS="$OLDCXXFLAGS"
 # Extract the first word of "$CXX", so it can be a program name with args.
 set dummy $CXX; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1125: checking for $ac_word" >&5
+echo "configure:1127: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_CXX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1359,75 +1361,16 @@ fi
 
 
 
-for ac_func in gethostname
-do
-echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1366: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  cat > conftest.$ac_ext <<EOF
-#line 1371 "configure"
-#include "confdefs.h"
-/* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char $ac_func(); below.  */
-#include <assert.h>
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-    builtin and then its argument prototype would still apply.  */
-char $ac_func();
-
-int main() {
-
-/* The GNU C library defines this for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-choke me
-#else
-$ac_func();
-#endif
-
-; return 0; }
-EOF
-if { (eval echo configure:1397: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
-  rm -rf conftest*
-  eval "ac_cv_func_$ac_func=yes"
-else
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  eval "ac_cv_func_$ac_func=no"
-fi
-rm -f conftest*
-fi
-
-if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
-  echo "$ac_t""yes" 1>&6
-    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
-  cat >> confdefs.h <<EOF
-#define $ac_tr_func 1
-EOF
- 
-else
-  echo "$ac_t""no" 1>&6
-fi
-done
-
-
 
 
 if test "$GXX" = yes ; then
   echo $ac_n "checking whether -ggdb works for long symbols""... $ac_c" 1>&6
-echo "configure:1426: checking whether -ggdb works for long symbols" >&5
+echo "configure:1369: checking whether -ggdb works for long symbols" >&5
   case "$target" in
           alpha*-osf*)
          CXXFLAGS="-ggdb $CXXFLAGSG"
          cat > conftest.$ac_ext <<EOF
-#line 1431 "configure"
+#line 1374 "configure"
 #include "confdefs.h"
 
 #include <string>
@@ -1448,7 +1391,7 @@ int main() {
            
 ; return 0; }
 EOF
-if { (eval echo configure:1452: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1395: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
               CXXFLAGSG="-ggdb $CXXFLAGSG"
@@ -1539,7 +1482,7 @@ if test "$enablemultithreading" = yes ; then
   if test "$GXX" = yes ; then
     
   echo $ac_n "checking for platform specific thread flags""... $ac_c" 1>&6
-echo "configure:1543: checking for platform specific thread flags" >&5
+echo "configure:1486: checking for platform specific thread flags" >&5
   
   for i in threads mt pthread pthreads mthreads Kthread kthread invalid_last_entry; do
     CXXFLAGS="$CXXFLAGSG -$i"
@@ -1575,7 +1518,7 @@ echo "configure:1543: checking for platform specific thread flags" >&5
 
     
   echo $ac_n "checking for platform specific multi-threading defines""... $ac_c" 1>&6
-echo "configure:1579: checking for platform specific multi-threading defines" >&5
+echo "configure:1522: checking for platform specific multi-threading defines" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -1584,7 +1527,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
   cat > conftest.$ac_ext <<EOF
-#line 1588 "configure"
+#line 1531 "configure"
 #include "confdefs.h"
 
 #if !defined (_REENTRANT) && !defined (_THREAD_SAFE)
@@ -1598,7 +1541,7 @@ int main() {
    
 ; return 0; }
 EOF
-if { (eval echo configure:1602: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1545: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
        echo "$ac_t"""not necessary"" 1>&6
@@ -1649,7 +1592,7 @@ fi
 
 if test "$withmultithreading" != no ; then
   echo $ac_n "checking for ACE""... $ac_c" 1>&6
-echo "configure:1653: checking for ACE" >&5
+echo "configure:1596: checking for ACE" >&5
   if test -d "$withmultithreading" ; then
     echo "$ac_t""found" 1>&6
   else
@@ -1670,7 +1613,7 @@ fi
 if test "$enablemultithreading" = yes ; then
   if test "$GXX" = yes ; then
       echo $ac_n "checking whether compilation with ACE disallows flags""... $ac_c" 1>&6
-echo "configure:1674: checking whether compilation with ACE disallows flags" >&5
+echo "configure:1617: checking whether compilation with ACE disallows flags" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -1680,7 +1623,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
   CXXFLAGS="-ansi -I$withmultithreading"
   cat > conftest.$ac_ext <<EOF
-#line 1684 "configure"
+#line 1627 "configure"
 #include "confdefs.h"
 
 #  include <ace/Thread_Manager.h>
@@ -1690,7 +1633,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1694: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1637: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       deal_II_ace_remove_ansi="no"
@@ -1706,7 +1649,7 @@ fi
 rm -f conftest*
   CXXFLAGS="-pedantic -Werror -I$withmultithreading"
   cat > conftest.$ac_ext <<EOF
-#line 1710 "configure"
+#line 1653 "configure"
 #include "confdefs.h"
 
 #  include <ace/Thread_Manager.h>
@@ -1716,7 +1659,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1720: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1663: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       deal_II_ace_remove_pedantic="no"
@@ -1798,7 +1741,7 @@ done
 
 
   echo $ac_n "checking whether AssertThrow works with debug flags""... $ac_c" 1>&6
-echo "configure:1802: checking whether AssertThrow works with debug flags" >&5
+echo "configure:1745: checking whether AssertThrow works with debug flags" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -1808,7 +1751,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
   CXXFLAGS=$CXXFLAGSG
   cat > conftest.$ac_ext <<EOF
-#line 1812 "configure"
+#line 1755 "configure"
 #include "confdefs.h"
 
 #include "base/include/base/exceptions.h"
@@ -1819,7 +1762,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:1823: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1766: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
        echo "$ac_t"""yes"" 1>&6
@@ -1836,7 +1779,7 @@ fi
 rm -f conftest*
 
   echo $ac_n "checking whether AssertThrow works with optimized flags""... $ac_c" 1>&6
-echo "configure:1840: checking whether AssertThrow works with optimized flags" >&5
+echo "configure:1783: checking whether AssertThrow works with optimized flags" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -1846,7 +1789,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
   CXXFLAGS=$CXXFLAGSO
   cat > conftest.$ac_ext <<EOF
-#line 1850 "configure"
+#line 1793 "configure"
 #include "confdefs.h"
 
 #include "base/include/base/exceptions.h"
@@ -1857,7 +1800,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:1861: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1804: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
        echo "$ac_t"""yes"" 1>&6
@@ -1875,7 +1818,7 @@ rm -f conftest*
 
 
   echo $ac_n "checking for std::vector bug""... $ac_c" 1>&6
-echo "configure:1879: checking for std::vector bug" >&5
+echo "configure:1822: checking for std::vector bug" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -1885,7 +1828,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
   CXXFLAGS="$CXXFLAGSG"
   cat > conftest.$ac_ext <<EOF
-#line 1889 "configure"
+#line 1832 "configure"
 #include "confdefs.h"
 
       namespace std {
@@ -1905,7 +1848,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1909: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1852: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       echo "$ac_t""no" 1>&6
@@ -1926,7 +1869,7 @@ rm -f conftest*
 
 
   echo $ac_n "checking for std::iterator class""... $ac_c" 1>&6
-echo "configure:1930: checking for std::iterator class" >&5
+echo "configure:1873: checking for std::iterator class" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -1936,7 +1879,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
   CXXFLAGS="$CXXFLAGSG"
   cat > conftest.$ac_ext <<EOF
-#line 1940 "configure"
+#line 1883 "configure"
 #include "confdefs.h"
 
 #include <iterator>
@@ -1947,7 +1890,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1951: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1894: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       echo "$ac_t""yes" 1>&6
@@ -1967,8 +1910,11 @@ fi
 rm -f conftest*
 
 
+
+
+
   echo $ac_n "checking whether lrand48 needs to be declared with -ansi""... $ac_c" 1>&6
-echo "configure:1972: checking whether lrand48 needs to be declared with -ansi" >&5
+echo "configure:1918: checking whether lrand48 needs to be declared with -ansi" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -1978,7 +1924,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
   CXXFLAGS="$CXXFLAGSG"
   cat > conftest.$ac_ext <<EOF
-#line 1982 "configure"
+#line 1928 "configure"
 #include "confdefs.h"
 
 #include <vector>
@@ -1994,7 +1940,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1998: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1944: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       echo "$ac_t""no" 1>&6
@@ -2015,7 +1961,7 @@ rm -f conftest*
 
 
   echo $ac_n "checking whether getrusage is properly declared""... $ac_c" 1>&6
-echo "configure:2019: checking whether getrusage is properly declared" >&5
+echo "configure:1965: checking whether getrusage is properly declared" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2024,7 +1970,7 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
   cat > conftest.$ac_ext <<EOF
-#line 2028 "configure"
+#line 1974 "configure"
 #include "confdefs.h"
 
 #include <sys/resource.h>
@@ -2036,7 +1982,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:2040: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1986: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
        echo "$ac_t"""yes"" 1>&6
@@ -2053,9 +1999,8 @@ else
 fi
 rm -f conftest*
 
-
     echo $ac_n "checking whether isnan is declared with debug flags""... $ac_c" 1>&6
-echo "configure:2059: checking whether isnan is declared with debug flags" >&5
+echo "configure:2004: checking whether isnan is declared with debug flags" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2066,7 +2011,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
   CXXFLAGS=$CXXFLAGSG
   deal_II_isnan_flag=""
   cat > conftest.$ac_ext <<EOF
-#line 2070 "configure"
+#line 2015 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -2078,7 +2023,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:2082: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2027: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
        echo "$ac_t"""yes"" 1>&6
@@ -2094,7 +2039,7 @@ rm -f conftest*
 
   if test "x$deal_II_isnan_flag" = "x" ; then
             cat > conftest.$ac_ext <<EOF
-#line 2098 "configure"
+#line 2043 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -2106,7 +2051,7 @@ int main() {
       
 ; return 0; }
 EOF
-if { (eval echo configure:2110: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2055: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
          echo "$ac_t"""yes"" 1>&6
@@ -2126,7 +2071,7 @@ rm -f conftest*
     for testflag in -D_ISOC99_SOURCE -D__EXTENSIONS__ ; do 
       CXXFLAGS="$CXXFLAGSG $testflag"
       cat > conftest.$ac_ext <<EOF
-#line 2130 "configure"
+#line 2075 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -2138,7 +2083,7 @@ int main() {
        
 ; return 0; }
 EOF
-if { (eval echo configure:2142: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2087: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
                          deal_II_isnan_flag="-DHAVE_ISNAN $testflag"
@@ -2151,7 +2096,7 @@ fi
 rm -f conftest*
 
                         cat > conftest.$ac_ext <<EOF
-#line 2155 "configure"
+#line 2100 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -2163,7 +2108,7 @@ int main() {
        
 ; return 0; }
 EOF
-if { (eval echo configure:2167: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2112: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
                          deal_II_isnan_flag="-DHAVE_UNDERSCORE_ISNAN $testflag"
@@ -2185,7 +2130,7 @@ rm -f conftest*
   fi
 
     echo $ac_n "checking whether isnan is declared with optimized flags""... $ac_c" 1>&6
-echo "configure:2189: checking whether isnan is declared with optimized flags" >&5
+echo "configure:2134: checking whether isnan is declared with optimized flags" >&5
   ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CXXCPP $CPPFLAGS'
@@ -2196,7 +2141,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
   CXXFLAGS=$CXXFLAGSO
   deal_II_isnan_flag=""
   cat > conftest.$ac_ext <<EOF
-#line 2200 "configure"
+#line 2145 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -2208,7 +2153,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:2212: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2157: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
        echo "$ac_t"""yes"" 1>&6
@@ -2224,7 +2169,7 @@ rm -f conftest*
 
   if test "x$deal_II_isnan_flag" = "x" ; then
             cat > conftest.$ac_ext <<EOF
-#line 2228 "configure"
+#line 2173 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -2236,7 +2181,7 @@ int main() {
       
 ; return 0; }
 EOF
-if { (eval echo configure:2240: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2185: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
          echo "$ac_t"""yes"" 1>&6
@@ -2256,7 +2201,7 @@ rm -f conftest*
     for testflag in -D_ISOC99_SOURCE -D__EXTENSIONS__ ; do 
       CXXFLAGS="$CXXFLAGSO $testflag"
       cat > conftest.$ac_ext <<EOF
-#line 2260 "configure"
+#line 2205 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -2268,7 +2213,7 @@ int main() {
        
 ; return 0; }
 EOF
-if { (eval echo configure:2272: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2217: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
                          deal_II_isnan_flag="-DHAVE_ISNAN $testflag"
@@ -2281,7 +2226,7 @@ fi
 rm -f conftest*
 
                         cat > conftest.$ac_ext <<EOF
-#line 2285 "configure"
+#line 2230 "configure"
 #include "confdefs.h"
 
 #include <cmath>
@@ -2293,7 +2238,7 @@ int main() {
        
 ; return 0; }
 EOF
-if { (eval echo configure:2297: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2242: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
                          deal_II_isnan_flag="-DHAVE_UNDERSCORE_ISNAN $testflag"
@@ -2315,15 +2260,113 @@ rm -f conftest*
   fi
 
 
+  ac_ext=C
+# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cxx_cross
+
+  CXXFLAGS=$CXXFLAGSG
+  echo $ac_n "checking for rand_r""... $ac_c" 1>&6
+echo "configure:2273: checking for rand_r" >&5
+  cat > conftest.$ac_ext <<EOF
+#line 2275 "configure"
+#include "confdefs.h"
+
+#include <cstdlib>
+       
+int main() {
+
+int seed = 0;
+int i=rand_r(&i);
+       
+; return 0; }
+EOF
+if { (eval echo configure:2287: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  
+         echo "$ac_t""found" 1>&6
+         cat >> confdefs.h <<\EOF
+#define HAVE_RAND_R 1
+EOF
 
+       
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  
+         echo "$ac_t""no" 1>&6
+       
+  
+fi
+rm -f conftest*
 
+for ac_func in gethostname
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:2310: checking for $ac_func" >&5
+if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2315 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:2341: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
 
 
 
 # Extract the first word of "f77", so it can be a program name with args.
 set dummy f77; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2327: checking for $ac_word" >&5
+echo "configure:2370: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_F77'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2359,7 +2402,7 @@ if test "x$F77" = "x" ; then
         # Extract the first word of "g77", so it can be a program name with args.
 set dummy g77; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2363: checking for $ac_word" >&5
+echo "configure:2406: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_F77'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2505,7 +2548,7 @@ fi
 # Extract the first word of "perl", so it can be a program name with args.
 set dummy perl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2509: checking for $ac_word" >&5
+echo "configure:2552: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2543,7 +2586,7 @@ fi
 
 
 echo $ac_n "checking for HSL subroutines""... $ac_c" 1>&6
-echo "configure:2547: checking for HSL subroutines" >&5
+echo "configure:2590: checking for HSL subroutines" >&5
 hsl_subroutines=""
 if test -r contrib/hsl/source/ma27.f ; then
   hsl_subroutines="$hsl_subroutines MA27"
@@ -2608,7 +2651,7 @@ else
 fi
 
 echo $ac_n "checking for kdoc""... $ac_c" 1>&6
-echo "configure:2612: checking for kdoc" >&5
+echo "configure:2655: checking for kdoc" >&5
 if test "$kdocdir" != ${DEAL2_DIR}/contrib/kdoc/bin ; then
   if test -r $kdocdir/kdoc ; then
     echo "$ac_t""found" 1>&6
@@ -2644,7 +2687,7 @@ if test "$docxx" = to-be-determined ; then
   # Extract the first word of ""doc++"", so it can be a program name with args.
 set dummy "doc++"; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2648: checking for $ac_word" >&5
+echo "configure:2691: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_docxx'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2678,7 +2721,7 @@ fi
 
 else
   echo $ac_n "checking for doc++""... $ac_c" 1>&6
-echo "configure:2682: checking for doc++" >&5
+echo "configure:2725: checking for doc++" >&5
   if test -x "$docxx" ; then
     echo "$ac_t""yes" 1>&6
   else
@@ -2701,16 +2744,16 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
 CXXFLAGS="$CXXFLAGSG"
 echo $ac_n "checking for consistency of CXXFLAGSG flags""... $ac_c" 1>&6
-echo "configure:2705: checking for consistency of CXXFLAGSG flags" >&5
+echo "configure:2748: checking for consistency of CXXFLAGSG flags" >&5
 cat > conftest.$ac_ext <<EOF
-#line 2707 "configure"
+#line 2750 "configure"
 #include "confdefs.h"
 
 int main() {
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:2714: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2757: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
     echo "$ac_t""yes" 1>&6
@@ -2728,16 +2771,16 @@ rm -f conftest*
 
 CXXFLAGS="$CXXFLAGSO"
 echo $ac_n "checking for consistency of CXXFLAGSO flags""... $ac_c" 1>&6
-echo "configure:2732: checking for consistency of CXXFLAGSO flags" >&5
+echo "configure:2775: checking for consistency of CXXFLAGSO flags" >&5
 cat > conftest.$ac_ext <<EOF
-#line 2734 "configure"
+#line 2777 "configure"
 #include "confdefs.h"
 
 int main() {
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:2741: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2784: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
     echo "$ac_t""yes" 1>&6

diff --git a/deal.II/configure.in b/deal.II/configure.in
index 0bd65c1778ece344837dda1a5286ef0fce1a4b74..f58ef8f7819e129ef0c58fd4445280ce3572bc99 100644 (file)
--- a/deal.II/configure.in
+++ b/deal.II/configure.in
@@ -366,12 +366,6 @@ AC_SUBST(LIBS)
 AC_SUBST(LDFLAGS)
 
 
-dnl ======================================================================
-dnl Check for operating system properties like header files and
-dnl special functions.
-dnl ======================================================================
-AC_CHECK_FUNCS(gethostname)
-
 
 
 dnl We still need to set the flag for debug output. We will usually
@@ -622,19 +616,25 @@ DEAL_II_CHECK_IBM_XLC_ERROR
 dnl See whether we can use the std::iterator class
 DEAL_II_HAVE_STD_ITERATOR
 
+
+
+dnl ======================================================================
+dnl With all the right flags in place now, check for operating system
+dnl properties like header files and accessibility of special functions
+dnl with these flags.
+
 dnl See whether we have to declare lrand48 ourselves with -ansi
 DEAL_II_HAVE_LRAND48_DECLARED
 
-dnl See whether getrusage() is declared properly
+dnl See whether getrusage() is declared properly, and for the present
+dnl flags. likewise for other functions as well
 DEAL_II_CHECK_GETRUSAGE
-
-dnl Likewise for isnan()
 DEAL_II_CHECK_ISNAN
+DEAL_II_CHECK_RAND_R
+AC_CHECK_FUNCS(gethostname)
 
 
-
-
-
+dnl ======================================================================
 dnl Find path to a Fortran 77 compiler. By default try to find a
 dnl vendor compiler which is usually names `f77', and only if that could
 dnl not be found, use `g77' instead. The reasoning is that usually vendor