Imported Upstream version 7.9

[platform/upstream/gdb.git] / sim / iq2000 / configure

diff --git a/sim/iq2000/configure b/sim/iq2000/configure
index e9a7540..626fbdd 100755 (executable)
--- a/sim/iq2000/configure
+++ b/sim/iq2000/configure
@@ -1400,7 +1400,7 @@ Optional Features:
   --disable-option-checking  ignore unrecognized --enable/--with options
   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
-  --enable-plugins        Enable support for plugins (defaults no)
+  --enable-plugins        Enable support for plugins
   --enable-shared[=PKGS]  build shared libraries [default=yes]
   --enable-static[=PKGS]  build static libraries [default=yes]
   --enable-fast-install[=PKGS]
@@ -8789,17 +8789,106 @@ fi
 
 # BFD uses libdl when when plugins enabled.
 
-# Check whether --enable-plugins was given.
+  maybe_plugins=no
+  for ac_header in dlfcn.h
+do :
+  ac_fn_c_check_header_compile "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default
+"
+if test "x$ac_cv_header_dlfcn_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DLFCN_H 1
+_ACEOF
+ maybe_plugins=yes
+fi
+
+done
+
+  for ac_header in windows.h
+do :
+  ac_fn_c_check_header_compile "$LINENO" "windows.h" "ac_cv_header_windows_h" "$ac_includes_default
+"
+if test "x$ac_cv_header_windows_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_WINDOWS_H 1
+_ACEOF
+ maybe_plugins=yes
+fi
+
+done
+
+
+  # Check whether --enable-plugins was given.
 if test "${enable_plugins+set}" = set; then :
   enableval=$enable_plugins; case "${enableval}" in
-  yes | "") plugins=yes ;;
-  no) plugins=no ;;
-  *) plugins=yes ;;
- esac
+      no) plugins=no ;;
+      *) plugins=yes
+         if test "$maybe_plugins" != "yes" ; then
+          as_fn_error "Building with plugin support requires a host that supports dlopen." "$LINENO" 5
+        fi ;;
+     esac
 else
-  plugins=no
+  plugins=$maybe_plugins
+
 fi
 
+  if test "$plugins" = "yes"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dlopen" >&5
+$as_echo_n "checking for library containing dlopen... " >&6; }
+if test "${ac_cv_search_dlopen+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen ();
+int
+main ()
+{
+return dlopen ();
+  ;
+  return 0;
+}
+_ACEOF
+for ac_lib in '' dl; do
+  if test -z "$ac_lib"; then
+    ac_res="none required"
+  else
+    ac_res=-l$ac_lib
+    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
+  fi
+  if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_search_dlopen=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext
+  if test "${ac_cv_search_dlopen+set}" = set; then :
+  break
+fi
+done
+if test "${ac_cv_search_dlopen+set}" = set; then :
+
+else
+  ac_cv_search_dlopen=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_dlopen" >&5
+$as_echo "$ac_cv_search_dlopen" >&6; }
+ac_res=$ac_cv_search_dlopen
+if test "$ac_res" != no; then :
+  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+fi
+
+  fi
 
  if test "$plugins" = yes; then
   PLUGINS_TRUE=
@@ -12286,7 +12375,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12289 "configure"
+#line 12378 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12392,7 +12481,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12395 "configure"
+#line 12484 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -13356,7 +13445,7 @@ fi
 
 
 
-if test x"always" != x"no"; then
+if test x"no" != x"no"; then
   enable_sim_hardware=yes
 else
   enable_sim_hardware=no
@@ -13387,7 +13476,7 @@ case ${enable_sim_hardware} in
 esac
 
 if test "$sim_hw_p" != yes; then
-  if test "always" = "always"; then
+  if test "no" = "always"; then
     as_fn_error "Sorry, but this simulator requires that hardware support
 be enabled. Please configure without --disable-hw-support." "$LINENO" 5
   fi
@@ -13471,12 +13560,6 @@ fi
 fi
 
 
-if test -z "$SIM_DV_SOCKSER_O"; then
-       as_fn_error "Sorry, but hardware support in this simulator
-unconditionally relies on dv-sockser.o which is unavailable for your host.
-Please fix this simulator." "$LINENO" 5
-fi
-
 
 ac_sources="$sim_link_files"
 ac_dests="$sim_link_links"