Check for libkvm

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@16980 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,3 +1,8 @@
+2003-06-21  Adam Fedor  <fedor@gnu.org>
+
+	* configure.ac: Check for libkvm.
+	* configure, Headers/gnustep/base/config.h.in: Regen.
+
 2003-06-20  Adam Fedor  <fedor@gnu.org>
 
 	* Documentation/Makefile.postamble (after-clean): Remove Base

Headers/gnustep/base/config.h.in

@@ -6,7 +6,7 @@
 /* Define if SO_REUSEADDR is broken on this system */
 #undef BROKEN_SO_REUSEADDR
 
-/* Define if your system terminates the final argument in /proc/$$/cmdline */
+/* Define if your system terminates the final argument in /proc/28891/cmdline */
 #undef CMDLINE_TERMINATED
 
 /* Define if constructors are automatically loaded */
@@ -28,9 +28,6 @@
    */
 #undef HAVE_DIRENT_H
 
-/* Define if you have dladdr */
-#undef HAVE_DLADDR
-
 /* Define to 1 if you have the <float.h> header file. */
 #undef HAVE_FLOAT_H
 
@@ -82,12 +79,18 @@
 /* Define to 1 if you have the <libc.h> header file. */
 #undef HAVE_LIBC_H
 
+/* Define to 1 if you have the `dl' library (-ldl). */
+#undef HAVE_LIBDL
+
 /* Define to 1 if you have the `giconv' library (-lgiconv). */
 #undef HAVE_LIBGICONV
 
 /* Define to 1 if you have the `iconv' library (-liconv). */
 #undef HAVE_LIBICONV
 
+/* Define to 1 if you have the `kvm' library (-lkvm). */
+#undef HAVE_LIBKVM
+
 /* Define to 1 if you have the `m' library (-lm). */
 #undef HAVE_LIBM
 

configure

@@ -10546,6 +10546,53 @@ fi
 done
 
 
+#--------------------------------------------------------------------
+# Check if short and int values need to be word aligned
+#--------------------------------------------------------------------
+echo "$as_me:$LINENO: checking short/int needs to be word aligned" >&5
+echo $ECHO_N "checking short/int needs to be word aligned... $ECHO_C" >&6
+if test "$cross_compiling" = yes; then
+  NEED_WORD_ALIGNMENT=1
+else
+  cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+#include "confdefs.h"
+#include "$srcdir/config/config.align.c"
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  NEED_WORD_ALIGNMENT=0
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+( exit $ac_status )
+NEED_WORD_ALIGNMENT=1
+fi
+rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define NEED_WORD_ALIGNMENT $NEED_WORD_ALIGNMENT
+_ACEOF
+
+if test $NEED_WORD_ALIGNMENT = 1; then
+  echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
 #--------------------------------------------------------------------
 # This function needed by NSString for handling of %@ printf directive.
 #--------------------------------------------------------------------
@@ -10929,52 +10976,74 @@ echo "${ECHO_T}no" >&6
 fi
 
 #--------------------------------------------------------------------
-# Check if short and int values need to be word aligned
+# If /proc doesn't work, try kvm (on FreeBSD, for instance)
 #--------------------------------------------------------------------
-echo "$as_me:$LINENO: checking short/int needs to be word aligned" >&5
+
-echo $ECHO_N "checking short/int needs to be word aligned... $ECHO_C" >&6
+echo "$as_me:$LINENO: checking for kvm_getenvv in -lkvm" >&5
-if test "$cross_compiling" = yes; then
+echo $ECHO_N "checking for kvm_getenvv in -lkvm... $ECHO_C" >&6
-  NEED_WORD_ALIGNMENT=1
+if test "${ac_cv_lib_kvm_kvm_getenvv+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lkvm  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
 #line $LINENO "configure"
 #include "confdefs.h"
-#include "$srcdir/config/config.align.c"
+
+/* 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 kvm_getenvv ();
+#ifdef F77_DUMMY_MAIN
+#  ifdef __cplusplus
+     extern "C"
+#  endif
+   int F77_DUMMY_MAIN() { return 1; }
+#endif
+int
+main ()
+{
+kvm_getenvv ();
+  ;
+  return 0;
+}
 _ACEOF
-rm -f conftest$ac_exeext
+rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  NEED_WORD_ALIGNMENT=0
+  ac_cv_lib_kvm_kvm_getenvv=yes
 else
-  echo "$as_me: program exited with status $ac_status" >&5
+  echo "$as_me: failed program was:" >&5
-echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5
-( exit $ac_status )
+ac_cv_lib_kvm_kvm_getenvv=no
-NEED_WORD_ALIGNMENT=1
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
 fi
-
+echo "$as_me:$LINENO: result: $ac_cv_lib_kvm_kvm_getenvv" >&5
-cat >>confdefs.h <<_ACEOF
+echo "${ECHO_T}$ac_cv_lib_kvm_kvm_getenvv" >&6
-#define NEED_WORD_ALIGNMENT $NEED_WORD_ALIGNMENT
+if test $ac_cv_lib_kvm_kvm_getenvv = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBKVM 1
 _ACEOF
 
-if test $NEED_WORD_ALIGNMENT = 1; then
+  LIBS="-lkvm $LIBS"
-  echo "$as_me:$LINENO: result: yes" >&5
+
-echo "${ECHO_T}yes" >&6
-else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
 fi
 
+
 #--------------------------------------------------------------------
 # Include redefinition of main () only if needed.
 # On some systems - force redefinition to be used as the /proc stuff

configure.ac

@@ -703,6 +703,22 @@ else
 fi
 AC_CHECK_HEADERS(wchar.h)
 
+#--------------------------------------------------------------------
+# Check if short and int values need to be word aligned
+#--------------------------------------------------------------------
+AC_MSG_CHECKING(short/int needs to be word aligned)
+AC_TRY_RUN([#include "$srcdir/config/config.align.c"],
+	NEED_WORD_ALIGNMENT=0,
+	NEED_WORD_ALIGNMENT=1,
+	NEED_WORD_ALIGNMENT=1)
+AC_DEFINE_UNQUOTED(NEED_WORD_ALIGNMENT, $NEED_WORD_ALIGNMENT,
+                   [Define if your system needs to have short/int word aligned])
+if test $NEED_WORD_ALIGNMENT = 1; then
+  AC_MSG_RESULT(yes)
+else
+  AC_MSG_RESULT(no)
+fi
+
 #--------------------------------------------------------------------
 # This function needed by NSString for handling of %@ printf directive.
 #--------------------------------------------------------------------
@@ -770,20 +786,9 @@ else
 fi
 
 #--------------------------------------------------------------------
-# Check if short and int values need to be word aligned
+# If /proc doesn't work, try kvm (on FreeBSD, for instance)
 #--------------------------------------------------------------------
-AC_MSG_CHECKING(short/int needs to be word aligned)
+AC_CHECK_LIB(kvm, kvm_getenvv)
-AC_TRY_RUN([#include "$srcdir/config/config.align.c"],
-	NEED_WORD_ALIGNMENT=0,
-	NEED_WORD_ALIGNMENT=1,
-	NEED_WORD_ALIGNMENT=1)
-AC_DEFINE_UNQUOTED(NEED_WORD_ALIGNMENT, $NEED_WORD_ALIGNMENT,
-                   [Define if your system needs to have short/int word aligned])
-if test $NEED_WORD_ALIGNMENT = 1; then
-  AC_MSG_RESULT(yes)
-else
-  AC_MSG_RESULT(no)
-fi
 
 #--------------------------------------------------------------------
 # Include redefinition of main () only if needed.