Add multibyte character warning option to the assembler.
[binutils-gdb.git] / gdb / configure
index 5678deac68cc7e1cecaa1cd0fb984668fca3fdd8..6e2dfb766c86bba816c217ba580ab3df5d1cf293 100755 (executable)
@@ -633,10 +633,11 @@ LIBXXHASH
 HAVE_LIBXXHASH
 CTF_DEPS
 LIBCTF
-ENABLE_LIBCTF
 LTLIBBABELTRACE
 LIBBABELTRACE
 HAVE_LIBBABELTRACE
+LIBBACKTRACE_LIB
+LIBBACKTRACE_INC
 HAVE_NATIVE_GCORE_HOST
 NAT_GENERATED_FILES
 XM_CLIBS
@@ -732,6 +733,9 @@ python_prog_path
 LTLIBMPFR
 LIBMPFR
 HAVE_LIBMPFR
+LTLIBGMP
+LIBGMP
+HAVE_LIBGMP
 LTLIBEXPAT
 LIBEXPAT
 HAVE_LIBEXPAT
@@ -792,6 +796,7 @@ DEPDIR
 am__leading_dot
 CXX_DIALECT
 HAVE_CXX11
+target_noncanonical
 INSTALL_STRIP_PROGRAM
 STRIP
 install_sh
@@ -896,6 +901,8 @@ with_jit_reader_dir
 with_expat
 with_libexpat_prefix
 with_libexpat_type
+with_libgmp_prefix
+with_libgmp_type
 with_mpfr
 with_libmpfr_prefix
 with_libmpfr_type
@@ -906,7 +913,6 @@ enable_source_highlight
 with_intel_pt
 with_libipt_prefix
 with_libipt_type
-with_included_regex
 with_sysroot
 with_system_gdbinit
 with_system_gdbinit_dir
@@ -921,6 +927,7 @@ with_tcl
 with_tk
 with_x
 enable_sim
+enable_libbacktrace
 with_babeltrace
 with_libbabeltrace_prefix
 with_libbabeltrace_type
@@ -1597,6 +1604,8 @@ Optional Features:
                           gcc is used
   --enable-ubsan          enable undefined behavior sanitizer (auto/yes/no)
   --enable-sim            link gdb with simulator
+  --enable-libbacktrace   use libbacktrace to write a backtrace after a fatal
+                          signal.
   --enable-libctf         Handle .ctf type-info sections [default=yes]
   --enable-unit-tests     Enable the inclusion of unit tests when compiling
                           GDB
@@ -1639,6 +1648,9 @@ Optional Packages:
   --with-libexpat-prefix[=DIR]  search for libexpat in DIR/include and DIR/lib
   --without-libexpat-prefix     don't search for libexpat in includedir and libdir
   --with-libexpat-type=TYPE     type of library to search for (auto/static/shared)
+  --with-libgmp-prefix[=DIR]  search for libgmp in DIR/include and DIR/lib
+  --without-libgmp-prefix     don't search for libgmp in includedir and libdir
+  --with-libgmp-type=TYPE     type of library to search for (auto/static/shared)
   --with-mpfr             include MPFR support (auto/yes/no)
   --with-libmpfr-prefix[=DIR]  search for libmpfr in DIR/include and DIR/lib
   --without-libmpfr-prefix     don't search for libmpfr in includedir and libdir
@@ -1653,10 +1665,6 @@ Optional Packages:
   --with-libipt-prefix[=DIR]  search for libipt in DIR/include and DIR/lib
   --without-libipt-prefix     don't search for libipt in includedir and libdir
   --with-libipt-type=TYPE     type of library to search for (auto/static/shared)
-  --without-included-regex
-                          don't use included regex; this is the default on
-                          systems with version 2 of the GNU C library (use
-                          with caution on other system)
   --with-sysroot[=DIR]    search for usr/lib et al within DIR
   --with-system-gdbinit=PATH
                           automatically load a system-wide gdbinit file
@@ -2987,6 +2995,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
+
 ac_config_headers="$ac_config_headers config.h:config.in"
 
 
@@ -5177,6 +5186,24 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 # Set target, target_cpu, target_vendor, and target_os.
 
 
+ case ${build_alias} in
+  "") build_noncanonical=${build} ;;
+  *) build_noncanonical=${build_alias} ;;
+esac
+
+ case ${host_alias} in
+  "") host_noncanonical=${build_noncanonical} ;;
+  *) host_noncanonical=${host_alias} ;;
+esac
+
+ case ${target_alias} in
+  "") target_noncanonical=${host_noncanonical} ;;
+  *) target_noncanonical=${target_alias} ;;
+esac
+
+
+
+
 test "$program_prefix" != NONE &&
   program_transform_name="s&^&$program_prefix&;$program_transform_name"
 # Use a double $ so make ignores it.
@@ -5819,6 +5846,10 @@ eval ac_res=\$$cachevar
 $as_echo "$ac_res" >&6; }
       if eval test x\$$cachevar = xyes; then
         CXX_DIALECT="$switch"
+        CXX="$CXX $switch"
+        if test -n "$CXXCPP" ; then
+          CXXCPP="$CXXCPP $switch"
+        fi
         ac_success=yes
         break
       fi
@@ -6138,6 +6169,10 @@ eval ac_res=\$$cachevar
 $as_echo "$ac_res" >&6; }
         if eval test x\$$cachevar = xyes; then
           CXX_DIALECT="$switch"
+          CXX="$CXX $switch"
+          if test -n "$CXXCPP" ; then
+            CXXCPP="$CXXCPP $switch"
+          fi
           ac_success=yes
           break
         fi
@@ -9976,10 +10011,493 @@ if test "x$ac_cv_func_XML_StopParser" = xyes; then :
 _ACEOF
 
 fi
-done
+done
+
+    LIBS=$save_LIBS
+  fi
+fi
+
+# Verify that we have a usable GMP library.
+
+
+
+
+
+
+
+
+    use_additional=yes
+
+  acl_save_prefix="$prefix"
+  prefix="$acl_final_prefix"
+  acl_save_exec_prefix="$exec_prefix"
+  exec_prefix="$acl_final_exec_prefix"
+
+    eval additional_includedir=\"$includedir\"
+    eval additional_libdir=\"$libdir\"
+
+  exec_prefix="$acl_save_exec_prefix"
+  prefix="$acl_save_prefix"
+
+
+# Check whether --with-libgmp-prefix was given.
+if test "${with_libgmp_prefix+set}" = set; then :
+  withval=$with_libgmp_prefix;
+    if test "X$withval" = "Xno"; then
+      use_additional=no
+    else
+      if test "X$withval" = "X"; then
+
+  acl_save_prefix="$prefix"
+  prefix="$acl_final_prefix"
+  acl_save_exec_prefix="$exec_prefix"
+  exec_prefix="$acl_final_exec_prefix"
+
+          eval additional_includedir=\"$includedir\"
+          eval additional_libdir=\"$libdir\"
+
+  exec_prefix="$acl_save_exec_prefix"
+  prefix="$acl_save_prefix"
+
+      else
+        additional_includedir="$withval/include"
+        additional_libdir="$withval/lib"
+      fi
+    fi
+
+fi
+
+
+# Check whether --with-libgmp-type was given.
+if test "${with_libgmp_type+set}" = set; then :
+  withval=$with_libgmp_type;  with_libgmp_type=$withval
+else
+   with_libgmp_type=auto
+fi
+
+  lib_type=`eval echo \$with_libgmp_type`
+
+      LIBGMP=
+  LTLIBGMP=
+  INCGMP=
+  rpathdirs=
+  ltrpathdirs=
+  names_already_handled=
+  names_next_round='gmp '
+  while test -n "$names_next_round"; do
+    names_this_round="$names_next_round"
+    names_next_round=
+    for name in $names_this_round; do
+      already_handled=
+      for n in $names_already_handled; do
+        if test "$n" = "$name"; then
+          already_handled=yes
+          break
+        fi
+      done
+      if test -z "$already_handled"; then
+        names_already_handled="$names_already_handled $name"
+                        uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'`
+        eval value=\"\$HAVE_LIB$uppername\"
+        if test -n "$value"; then
+          if test "$value" = yes; then
+            eval value=\"\$LIB$uppername\"
+            test -z "$value" || LIBGMP="${LIBGMP}${LIBGMP:+ }$value"
+            eval value=\"\$LTLIB$uppername\"
+            test -z "$value" || LTLIBGMP="${LTLIBGMP}${LTLIBGMP:+ }$value"
+          else
+                                    :
+          fi
+        else
+                              found_dir=
+          found_la=
+          found_so=
+          found_a=
+          if test $use_additional = yes; then
+            if test -n "$shlibext" && test -f "$additional_libdir/lib$name.$shlibext" && test x$lib_type != xstatic; then
+              found_dir="$additional_libdir"
+              found_so="$additional_libdir/lib$name.$shlibext"
+              if test -f "$additional_libdir/lib$name.la"; then
+                found_la="$additional_libdir/lib$name.la"
+              fi
+            elif test x$lib_type != xshared; then
+              if test -f "$additional_libdir/lib$name.$libext"; then
+                found_dir="$additional_libdir"
+                found_a="$additional_libdir/lib$name.$libext"
+                if test -f "$additional_libdir/lib$name.la"; then
+                  found_la="$additional_libdir/lib$name.la"
+                fi
+              fi
+            fi
+          fi
+          if test "X$found_dir" = "X"; then
+            for x in $LDFLAGS $LTLIBGMP; do
+
+  acl_save_prefix="$prefix"
+  prefix="$acl_final_prefix"
+  acl_save_exec_prefix="$exec_prefix"
+  exec_prefix="$acl_final_exec_prefix"
+  eval x=\"$x\"
+  exec_prefix="$acl_save_exec_prefix"
+  prefix="$acl_save_prefix"
+
+              case "$x" in
+                -L*)
+                  dir=`echo "X$x" | sed -e 's/^X-L//'`
+                  if test -n "$shlibext" && test -f "$dir/lib$name.$shlibext" && test x$lib_type != xstatic; then
+                    found_dir="$dir"
+                    found_so="$dir/lib$name.$shlibext"
+                    if test -f "$dir/lib$name.la"; then
+                      found_la="$dir/lib$name.la"
+                    fi
+                  elif test x$lib_type != xshared; then
+                    if test -f "$dir/lib$name.$libext"; then
+                      found_dir="$dir"
+                      found_a="$dir/lib$name.$libext"
+                      if test -f "$dir/lib$name.la"; then
+                        found_la="$dir/lib$name.la"
+                      fi
+                    fi
+                  fi
+                  ;;
+              esac
+              if test "X$found_dir" != "X"; then
+                break
+              fi
+            done
+          fi
+          if test "X$found_dir" != "X"; then
+                        LTLIBGMP="${LTLIBGMP}${LTLIBGMP:+ }-L$found_dir -l$name"
+            if test "X$found_so" != "X"; then
+                                                        if test "$enable_rpath" = no || test "X$found_dir" = "X/usr/lib"; then
+                                LIBGMP="${LIBGMP}${LIBGMP:+ }$found_so"
+              else
+                                                                                haveit=
+                for x in $ltrpathdirs; do
+                  if test "X$x" = "X$found_dir"; then
+                    haveit=yes
+                    break
+                  fi
+                done
+                if test -z "$haveit"; then
+                  ltrpathdirs="$ltrpathdirs $found_dir"
+                fi
+                                if test "$hardcode_direct" = yes; then
+                                                      LIBGMP="${LIBGMP}${LIBGMP:+ }$found_so"
+                else
+                  if test -n "$hardcode_libdir_flag_spec" && test "$hardcode_minus_L" = no; then
+                                                            LIBGMP="${LIBGMP}${LIBGMP:+ }$found_so"
+                                                            haveit=
+                    for x in $rpathdirs; do
+                      if test "X$x" = "X$found_dir"; then
+                        haveit=yes
+                        break
+                      fi
+                    done
+                    if test -z "$haveit"; then
+                      rpathdirs="$rpathdirs $found_dir"
+                    fi
+                  else
+                                                                                haveit=
+                    for x in $LDFLAGS $LIBGMP; do
+
+  acl_save_prefix="$prefix"
+  prefix="$acl_final_prefix"
+  acl_save_exec_prefix="$exec_prefix"
+  exec_prefix="$acl_final_exec_prefix"
+  eval x=\"$x\"
+  exec_prefix="$acl_save_exec_prefix"
+  prefix="$acl_save_prefix"
+
+                      if test "X$x" = "X-L$found_dir"; then
+                        haveit=yes
+                        break
+                      fi
+                    done
+                    if test -z "$haveit"; then
+                      LIBGMP="${LIBGMP}${LIBGMP:+ }-L$found_dir"
+                    fi
+                    if test "$hardcode_minus_L" != no; then
+                                                                                        LIBGMP="${LIBGMP}${LIBGMP:+ }$found_so"
+                    else
+                                                                                                                                                                                LIBGMP="${LIBGMP}${LIBGMP:+ }-l$name"
+                    fi
+                  fi
+                fi
+              fi
+            else
+              if test "X$found_a" != "X"; then
+                                LIBGMP="${LIBGMP}${LIBGMP:+ }$found_a"
+              else
+                                                LIBGMP="${LIBGMP}${LIBGMP:+ }-L$found_dir -l$name"
+              fi
+            fi
+                        additional_includedir=
+            case "$found_dir" in
+              */lib | */lib/)
+                basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e 's,/lib/*$,,'`
+                additional_includedir="$basedir/include"
+                ;;
+            esac
+            if test "X$additional_includedir" != "X"; then
+                                                                                                                if test "X$additional_includedir" != "X/usr/include"; then
+                haveit=
+                if test "X$additional_includedir" = "X/usr/local/include"; then
+                  if test -n "$GCC"; then
+                    case $host_os in
+                      linux*) haveit=yes;;
+                    esac
+                  fi
+                fi
+                if test -z "$haveit"; then
+                  for x in $CPPFLAGS $INCGMP; do
+
+  acl_save_prefix="$prefix"
+  prefix="$acl_final_prefix"
+  acl_save_exec_prefix="$exec_prefix"
+  exec_prefix="$acl_final_exec_prefix"
+  eval x=\"$x\"
+  exec_prefix="$acl_save_exec_prefix"
+  prefix="$acl_save_prefix"
+
+                    if test "X$x" = "X-I$additional_includedir"; then
+                      haveit=yes
+                      break
+                    fi
+                  done
+                  if test -z "$haveit"; then
+                    if test -d "$additional_includedir"; then
+                                            INCGMP="${INCGMP}${INCGMP:+ }-I$additional_includedir"
+                    fi
+                  fi
+                fi
+              fi
+            fi
+                        if test -n "$found_la"; then
+                                                        save_libdir="$libdir"
+              case "$found_la" in
+                */* | *\\*) . "$found_la" ;;
+                *) . "./$found_la" ;;
+              esac
+              libdir="$save_libdir"
+                            for dep in $dependency_libs; do
+                case "$dep" in
+                  -L*)
+                    additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'`
+                                                                                                                                                                if test "X$additional_libdir" != "X/usr/lib"; then
+                      haveit=
+                      if test "X$additional_libdir" = "X/usr/local/lib"; then
+                        if test -n "$GCC"; then
+                          case $host_os in
+                            linux*) haveit=yes;;
+                          esac
+                        fi
+                      fi
+                      if test -z "$haveit"; then
+                        haveit=
+                        for x in $LDFLAGS $LIBGMP; do
+
+  acl_save_prefix="$prefix"
+  prefix="$acl_final_prefix"
+  acl_save_exec_prefix="$exec_prefix"
+  exec_prefix="$acl_final_exec_prefix"
+  eval x=\"$x\"
+  exec_prefix="$acl_save_exec_prefix"
+  prefix="$acl_save_prefix"
+
+                          if test "X$x" = "X-L$additional_libdir"; then
+                            haveit=yes
+                            break
+                          fi
+                        done
+                        if test -z "$haveit"; then
+                          if test -d "$additional_libdir"; then
+                                                        LIBGMP="${LIBGMP}${LIBGMP:+ }-L$additional_libdir"
+                          fi
+                        fi
+                        haveit=
+                        for x in $LDFLAGS $LTLIBGMP; do
+
+  acl_save_prefix="$prefix"
+  prefix="$acl_final_prefix"
+  acl_save_exec_prefix="$exec_prefix"
+  exec_prefix="$acl_final_exec_prefix"
+  eval x=\"$x\"
+  exec_prefix="$acl_save_exec_prefix"
+  prefix="$acl_save_prefix"
+
+                          if test "X$x" = "X-L$additional_libdir"; then
+                            haveit=yes
+                            break
+                          fi
+                        done
+                        if test -z "$haveit"; then
+                          if test -d "$additional_libdir"; then
+                                                        LTLIBGMP="${LTLIBGMP}${LTLIBGMP:+ }-L$additional_libdir"
+                          fi
+                        fi
+                      fi
+                    fi
+                    ;;
+                  -R*)
+                    dir=`echo "X$dep" | sed -e 's/^X-R//'`
+                    if test "$enable_rpath" != no; then
+                                                                  haveit=
+                      for x in $rpathdirs; do
+                        if test "X$x" = "X$dir"; then
+                          haveit=yes
+                          break
+                        fi
+                      done
+                      if test -z "$haveit"; then
+                        rpathdirs="$rpathdirs $dir"
+                      fi
+                                                                  haveit=
+                      for x in $ltrpathdirs; do
+                        if test "X$x" = "X$dir"; then
+                          haveit=yes
+                          break
+                        fi
+                      done
+                      if test -z "$haveit"; then
+                        ltrpathdirs="$ltrpathdirs $dir"
+                      fi
+                    fi
+                    ;;
+                  -l*)
+                                        names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'`
+                    ;;
+                  *.la)
+                                                                                names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'`
+                    ;;
+                  *)
+                                        LIBGMP="${LIBGMP}${LIBGMP:+ }$dep"
+                    LTLIBGMP="${LTLIBGMP}${LTLIBGMP:+ }$dep"
+                    ;;
+                esac
+              done
+            fi
+          else
+                                                            if test "x$lib_type" = "xauto" || test "x$lib_type" = "xshared"; then
+              LIBGMP="${LIBGMP}${LIBGMP:+ }-l$name"
+              LTLIBGMP="${LTLIBGMP}${LTLIBGMP:+ }-l$name"
+            else
+              LIBGMP="${LIBGMP}${LIBGMP:+ }-l:lib$name.$libext"
+              LTLIBGMP="${LTLIBGMP}${LTLIBGMP:+ }-l:lib$name.$libext"
+            fi
+          fi
+        fi
+      fi
+    done
+  done
+  if test "X$rpathdirs" != "X"; then
+    if test -n "$hardcode_libdir_separator"; then
+                        alldirs=
+      for found_dir in $rpathdirs; do
+        alldirs="${alldirs}${alldirs:+$hardcode_libdir_separator}$found_dir"
+      done
+            acl_save_libdir="$libdir"
+      libdir="$alldirs"
+      eval flag=\"$hardcode_libdir_flag_spec\"
+      libdir="$acl_save_libdir"
+      LIBGMP="${LIBGMP}${LIBGMP:+ }$flag"
+    else
+            for found_dir in $rpathdirs; do
+        acl_save_libdir="$libdir"
+        libdir="$found_dir"
+        eval flag=\"$hardcode_libdir_flag_spec\"
+        libdir="$acl_save_libdir"
+        LIBGMP="${LIBGMP}${LIBGMP:+ }$flag"
+      done
+    fi
+  fi
+  if test "X$ltrpathdirs" != "X"; then
+            for found_dir in $ltrpathdirs; do
+      LTLIBGMP="${LTLIBGMP}${LTLIBGMP:+ }-R$found_dir"
+    done
+  fi
+
+
+        ac_save_CPPFLAGS="$CPPFLAGS"
+
+  for element in $INCGMP; do
+    haveit=
+    for x in $CPPFLAGS; do
+
+  acl_save_prefix="$prefix"
+  prefix="$acl_final_prefix"
+  acl_save_exec_prefix="$exec_prefix"
+  exec_prefix="$acl_final_exec_prefix"
+  eval x=\"$x\"
+  exec_prefix="$acl_save_exec_prefix"
+  prefix="$acl_save_prefix"
+
+      if test "X$x" = "X$element"; then
+        haveit=yes
+        break
+      fi
+    done
+    if test -z "$haveit"; then
+      CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }$element"
+    fi
+  done
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libgmp" >&5
+$as_echo_n "checking for libgmp... " >&6; }
+if ${ac_cv_libgmp+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+
+    ac_save_LIBS="$LIBS"
+    LIBS="$LIBS $LIBGMP"
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <gmp.h>
+int
+main ()
+{
+mpz_t n;
+                       mpz_init (n);
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_libgmp=yes
+else
+  ac_cv_libgmp=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+    LIBS="$ac_save_LIBS"
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libgmp" >&5
+$as_echo "$ac_cv_libgmp" >&6; }
+  if test "$ac_cv_libgmp" = yes; then
+    HAVE_LIBGMP=yes
 
-    LIBS=$save_LIBS
+$as_echo "#define HAVE_LIBGMP 1" >>confdefs.h
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link with libgmp" >&5
+$as_echo_n "checking how to link with libgmp... " >&6; }
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIBGMP" >&5
+$as_echo "$LIBGMP" >&6; }
+  else
+    HAVE_LIBGMP=no
+            CPPFLAGS="$ac_save_CPPFLAGS"
+    LIBGMP=
+    LTLIBGMP=
   fi
+
+
+
+
+
+
+if test "$HAVE_LIBGMP" != yes; then
+  as_fn_error $? "GMP is missing or unusable" "$LINENO" 5
 fi
 
 
@@ -11578,13 +12096,13 @@ $as_echo "no - pkg-config not found" >&6; }
       as_fn_error $? "pkg-config was not found in your system" "$LINENO" 5
     fi
   else
-    case "$LDFLAGS" in
-      *static-libstdc*)
-        as_fn_error $? "source highlight is incompatible with -static-libstdc++; either use --disable-source-highlight or --without-static-standard-libraries" "$LINENO" 5
-        ;;
-    esac
-
     if ${pkg_config_prog_path} --exists source-highlight; then
+      case "$LDFLAGS" in
+        *static-libstdc*)
+          as_fn_error $? "source highlight is incompatible with -static-libstdc++; either use --disable-source-highlight or --without-static-standard-libraries" "$LINENO" 5
+          ;;
+      esac
+
       SRCHIGH_CFLAGS=`${pkg_config_prog_path} --cflags source-highlight`
       SRCHIGH_LIBS=`${pkg_config_prog_path} --libs source-highlight`
 
@@ -11724,7 +12242,7 @@ fi
 for ac_header in nlist.h machine/reg.h \
                   thread_db.h \
                  sys/file.h sys/filio.h sys/ioctl.h sys/param.h \
-                 sys/resource.h sys/ptrace.h ptrace.h \
+                 sys/procctl.h sys/resource.h sys/ptrace.h ptrace.h \
                  sys/reg.h sys/debugreg.h \
                  termios.h elf_hp.h
 do :
 
 done
 
+for ac_header in execinfo.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "execinfo.h" "ac_cv_header_execinfo_h" "$ac_includes_default"
+if test "x$ac_cv_header_execinfo_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_EXECINFO_H 1
+_ACEOF
+
+fi
+
+done
+
 
 # ------------------------- #
 # Checks for declarations.  #
@@ -13320,7 +13850,7 @@ fi
 
   for ac_func in fdwalk getrlimit pipe pipe2 poll socketpair sigaction \
                  ptrace64 sbrk setns sigaltstack sigprocmask \
-                 setpgid setpgrp getrusage getauxval
+                 setpgid setpgrp getrusage getauxval sigtimedwait
 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
 done
 
 
-      ac_fn_c_check_decl "$LINENO" "ADDR_NO_RANDOMIZE" "ac_cv_have_decl_ADDR_NO_RANDOMIZE" "#include <sys/personality.h>
+  # This is needed for RHEL 5 and uclibc-ng < 1.0.39.
+  # These did not define ADDR_NO_RANDOMIZE in sys/personality.h,
+  # only in linux/personality.h.
+  ac_fn_c_check_decl "$LINENO" "ADDR_NO_RANDOMIZE" "ac_cv_have_decl_ADDR_NO_RANDOMIZE" "#include <sys/personality.h>
 "
 if test "x$ac_cv_have_decl_ADDR_NO_RANDOMIZE" = xyes; then :
   ac_have_decl=1
@@ -13346,67 +13879,6 @@ cat >>confdefs.h <<_ACEOF
 _ACEOF
 
 
-  if test "$cross_compiling" = yes; then :
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <sys/personality.h>
-int
-main ()
-{
-
-  #      if !HAVE_DECL_ADDR_NO_RANDOMIZE
-  #       define ADDR_NO_RANDOMIZE 0x0040000
-  #      endif
-        /* Test the flag could be set and stays set.  */
-        personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE);
-        if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE))
-            return 1
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  have_personality=true
-else
-  have_personality=false
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <sys/personality.h>
-int
-main ()
-{
-
-  #      if !HAVE_DECL_ADDR_NO_RANDOMIZE
-  #       define ADDR_NO_RANDOMIZE 0x0040000
-  #      endif
-        /* Test the flag could be set and stays set.  */
-        personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE);
-        if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE))
-            return 1
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
-  have_personality=true
-else
-  have_personality=false
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-  if $have_personality
-  then
-
-$as_echo "#define HAVE_PERSONALITY 1" >>confdefs.h
-
-  fi
-
   ac_fn_c_check_decl "$LINENO" "strstr" "ac_cv_have_decl_strstr" "$ac_includes_default"
 if test "x$ac_cv_have_decl_strstr" = xyes; then :
   ac_have_decl=1
@@ -14232,13 +14704,14 @@ if ${gdb_cv_func_sigsetjmp+:} false; then :
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-
-  #include <setjmp.h>
-
+#include <setjmp.h>
 int
 main ()
 {
-sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);
+sigjmp_buf env;
+           while (! sigsetjmp (env, 1))
+             siglongjmp (env, 1);
+
   ;
   return 0;
 }
@@ -14247,8 +14720,10 @@ if ac_fn_c_try_compile "$LINENO"; then :
   gdb_cv_func_sigsetjmp=yes
 else
   gdb_cv_func_sigsetjmp=no
+
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_func_sigsetjmp" >&5
 $as_echo "$gdb_cv_func_sigsetjmp" >&6; }
     fi
   fi
 
+  # Check if the compiler and runtime support printing long longs.
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for long long support in printf" >&5
+$as_echo_n "checking for long long support in printf... " >&6; }
+if ${gdb_cv_printf_has_long_long+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test "$cross_compiling" = yes; then :
+  gdb_cv_printf_has_long_long=no
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_includes_default
+int
+main ()
+{
+char buf[32];
+    long long l = 0;
+    l = (l << 16) + 0x0123;
+    l = (l << 16) + 0x4567;
+    l = (l << 16) + 0x89ab;
+    l = (l << 16) + 0xcdef;
+    sprintf (buf, "0x%016llx", l);
+    return (strcmp ("0x0123456789abcdef", buf));
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+  gdb_cv_printf_has_long_long=yes
+else
+  gdb_cv_printf_has_long_long=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_printf_has_long_long" >&5
+$as_echo "$gdb_cv_printf_has_long_long" >&6; }
+  if test "$gdb_cv_printf_has_long_long" = yes; then
+
+$as_echo "#define PRINTF_HAS_LONG_LONG 1" >>confdefs.h
+
+  fi
+
 
 $as_echo "#define _STRUCTURED_PROC 1" >>confdefs.h
 
@@ -15166,11 +15687,12 @@ if ${gdb_cv_func_ptrace_ret+:} false; then :
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-$gdb_ptrace_headers
+ $gdb_ptrace_headers
 int
 main ()
 {
 extern long ptrace (enum __ptrace_request, ...);
+
   ;
   return 0;
 }
@@ -15185,6 +15707,7 @@ int
 main ()
 {
 extern int ptrace ();
+
   ;
   return 0;
 }
@@ -15193,25 +15716,29 @@ if ac_fn_c_try_compile "$LINENO"; then :
   gdb_cv_func_ptrace_ret='int'
 else
   gdb_cv_func_ptrace_ret='long'
+
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_func_ptrace_ret" >&5
 $as_echo "$gdb_cv_func_ptrace_ret" >&6; }
 
+
 cat >>confdefs.h <<_ACEOF
 #define PTRACE_TYPE_RET $gdb_cv_func_ptrace_ret
 _ACEOF
 
+
 # Check argument types.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking types of arguments for ptrace" >&5
 $as_echo_n "checking types of arguments for ptrace... " >&6; }
 if ${gdb_cv_func_ptrace_args+:} false; then :
   $as_echo_n "(cached) " >&6
 else
-
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $gdb_ptrace_headers
@@ -15219,6 +15746,7 @@ int
 main ()
 {
 extern long ptrace (enum __ptrace_request, ...);
+
   ;
   return 0;
 }
@@ -15226,20 +15754,17 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"; then :
   gdb_cv_func_ptrace_args='enum __ptrace_request,int,long,long'
 else
-
-for gdb_arg1 in 'int' 'long'; do
- for gdb_arg2 in 'pid_t' 'int' 'long'; do
-  for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do
-   for gdb_arg4 in 'int' 'long' 'void *'; do
-     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  for gdb_arg1 in 'int' 'long'; do
+       for gdb_arg2 in 'pid_t' 'int' 'long'; do
+         for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do
+           for gdb_arg4 in 'int' 'long' 'void *'; do
+             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $gdb_ptrace_headers
 int
 main ()
 {
-
-extern $gdb_cv_func_ptrace_ret
-  ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4);
+extern $gdb_cv_func_ptrace_ret ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4);
 
   ;
   return 0;
@@ -15247,43 +15772,45 @@ extern $gdb_cv_func_ptrace_ret
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"; then :
   gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4";
-    break 4;
+                break 4;
+
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    for gdb_arg5 in 'int *' 'int' 'long'; do
-     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+
+             for gdb_arg5 in 'int *' 'int' 'long'; do
+               cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $gdb_ptrace_headers
 int
 main ()
 {
-
-extern $gdb_cv_func_ptrace_ret
-  ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5);
+extern $gdb_cv_func_ptrace_ret ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5);
 
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"; then :
+  gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5";
+                  break 5;
 
-gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5";
-    break 5;
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    done
-   done
-  done
- done
-done
-# Provide a safe default value.
-: ${gdb_cv_func_ptrace_args='int,int,long,long'}
+             done
+           done
+         done
      done
+      done
+      # Provide a safe default value.
+      : ${gdb_cv_func_ptrace_args='int,int,long,long'}
 
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_func_ptrace_args" >&5
 $as_echo "$gdb_cv_func_ptrace_args" >&6; }
+
 ac_save_IFS=$IFS; IFS=','
 set dummy `echo "$gdb_cv_func_ptrace_args" | sed 's/\*/\*/g'`
 IFS=$ac_save_IFS
@@ -15391,60 +15918,6 @@ if test "$ac_cv_func_setpgrp_void" = yes; then
 fi
 fi
 
-# Assume we'll default to using the included libiberty regex.
-gdb_use_included_regex=yes
-
-# However, if the system regex is GNU regex, then default to *not*
-# using the included regex.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU regex" >&5
-$as_echo_n "checking for GNU regex... " >&6; }
-if ${gdb_cv_have_gnu_regex+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <gnu-versions.h>
-int
-main ()
-{
-#define REGEX_INTERFACE_VERSION 1
-        #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
-        # error "Version mismatch"
-        #endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  gdb_cv_have_gnu_regex=yes
-else
-  gdb_cv_have_gnu_regex=no
-
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_have_gnu_regex" >&5
-$as_echo "$gdb_cv_have_gnu_regex" >&6; }
-if test "$gdb_cv_have_gnu_regex" = yes; then
-  gdb_use_included_regex=no
-fi
-
-
-# Check whether --with-included-regex was given.
-if test "${with_included_regex+set}" = set; then :
-  withval=$with_included_regex; gdb_with_regex=$withval
-else
-  gdb_with_regex=$gdb_use_included_regex
-fi
-
-if test "$gdb_with_regex" = yes; then
-
-$as_echo "#define USE_INCLUDED_REGEX 1" >>confdefs.h
-
-fi
-
 # Check if <sys/proc.h> defines `struct thread' with a td_pcb member.
 ac_fn_c_check_member "$LINENO" "struct thread" "td_pcb" "ac_cv_member_struct_thread_td_pcb" "#include <sys/param.h>
 #include <sys/proc.h>
@@ -15765,52 +16238,6 @@ if test "$gdb_cv_c_long_long" != yes; then
   as_fn_error $? "Compiler must support long long for GDB." "$LINENO" 5
 fi
 
-# Check if the compiler and runtime support printing long longs.
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for long long support in printf" >&5
-$as_echo_n "checking for long long support in printf... " >&6; }
-if ${gdb_cv_printf_has_long_long+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test "$cross_compiling" = yes; then :
-  gdb_cv_printf_has_long_long=no
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$ac_includes_default
-int
-main ()
-{
-char buf[32];
-  long long l = 0;
-  l = (l << 16) + 0x0123;
-  l = (l << 16) + 0x4567;
-  l = (l << 16) + 0x89ab;
-  l = (l << 16) + 0xcdef;
-  sprintf (buf, "0x%016llx", l);
-  return (strcmp ("0x0123456789abcdef", buf));
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
-  gdb_cv_printf_has_long_long=yes
-else
-  gdb_cv_printf_has_long_long=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_printf_has_long_long" >&5
-$as_echo "$gdb_cv_printf_has_long_long" >&6; }
-if test "$gdb_cv_printf_has_long_long" = yes; then
-
-$as_echo "#define PRINTF_HAS_LONG_LONG 1" >>confdefs.h
-
-fi
-
 # Check if the compiler and runtime support printing decfloats.
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for decfloat support in printf" >&5
@@ -16067,7 +16494,7 @@ main ()
 {
 int err;
           Py_Initialize ();
-          err = PyRun_SimpleString ("import itertools\n");
+          err = PyRun_SimpleString ("import ctypes\n");
           Py_Finalize ();
           return err == 0 ? 0 : 1;
   ;
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $found" >&5
 $as_echo "$found" >&6; }
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether execinfo.h backtrace is available" >&5
+$as_echo_n "checking whether execinfo.h backtrace is available... " >&6; }
+if ${gdb_cv_execinfo_backtrace+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+         #include <execinfo.h>
+
+int
+main ()
+{
+
+         int f;
+         void *b[2];
+         f = backtrace (b, 2);
+         backtrace_symbols_fd (b, f, 2);
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  gdb_cv_execinfo_backtrace=yes
+else
+  gdb_cv_execinfo_backtrace=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_execinfo_backtrace" >&5
+$as_echo "$gdb_cv_execinfo_backtrace" >&6; }
+if test "$gdb_cv_execinfo_backtrace" = yes; then
+
+$as_echo "#define HAVE_EXECINFO_BACKTRACE 1" >>confdefs.h
+
+fi
+
 
 if test "${build}" = "${host}" -a "${host}" = "${target}" ; then
    case ${host_os} in
@@ -16278,6 +16744,12 @@ _ACEOF
 
 
 
+cat >>confdefs.h <<_ACEOF
+#define GDBEARLYINIT ".gdbearlyinit"
+_ACEOF
+
+
+
 # Support for --with-sysroot is a copy of GDB_AC_WITH_DIR,
 # except that the argument to --with-sysroot is optional.
 # --with-sysroot (or --with-sysroot=yes) sets the default sysroot path.
@@ -16557,13 +17029,14 @@ $as_echo_n "checking compiler warning flags... " >&6; }
              cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 struct scoped_restore_base {};
-                 struct scoped_restore_tmpl : public scoped_restore_base {
-                  ~scoped_restore_tmpl() {}
-                };
+                   struct scoped_restore_tmpl : public scoped_restore_base {
+                     ~scoped_restore_tmpl() {}
+                   };
 int
 main ()
 {
 const scoped_restore_base &b = scoped_restore_tmpl();
+
   ;
   return 0;
 }
@@ -16645,6 +17118,7 @@ if ac_fn_cxx_try_link "$LINENO"; then :
   enable_ubsan=yes
 else
   enable_ubsan=no
+
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -16734,13 +17208,14 @@ else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
-  #include "bfd.h"
-  #include "elf-bfd.h"
-
+          #include <string.h>
+          #include "bfd.h"
+          #include "elf-bfd.h"
 int
 main ()
 {
 return bfd_get_elf_phdr_upper_bound (NULL);
+
   ;
   return 0;
 }
@@ -16749,9 +17224,11 @@ if ac_fn_c_try_link "$LINENO"; then :
   gdb_cv_var_elf=yes
 else
   gdb_cv_var_elf=no
+
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
+
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_var_elf" >&5
 $as_echo "$gdb_cv_var_elf" >&6; }
@@ -16759,7 +17236,8 @@ $as_echo "$gdb_cv_var_elf" >&6; }
   LDFLAGS=$OLD_LDFLAGS
   LIBS=$OLD_LIBS
 if test "$gdb_cv_var_elf" = yes; then
-  CONFIG_OBS="$CONFIG_OBS elfread.o stap-probe.o dtrace-probe.o"
+  CONFIG_OBS="$CONFIG_OBS elfread.o stap-probe.o dtrace-probe.o \
+               gcore-elf.o elf-none-tdep.o"
 
 $as_echo "#define HAVE_ELF 1" >>confdefs.h
 
@@ -16845,13 +17323,14 @@ else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
-  #include "bfd.h"
-  #include "mach-o.h"
-
+          #include <string.h>
+          #include "bfd.h"
+          #include "mach-o.h"
 int
 main ()
 {
 return bfd_mach_o_lookup_command (NULL, 0, NULL);
+
   ;
   return 0;
 }
@@ -16860,9 +17339,11 @@ if ac_fn_c_try_link "$LINENO"; then :
   gdb_cv_var_macho=yes
 else
   gdb_cv_var_macho=no
+
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
+
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_var_macho" >&5
 $as_echo "$gdb_cv_var_macho" >&6; }
@@ -18207,6 +18688,33 @@ _ACEOF
 
 fi
 
+# Setup possible use of libbacktrace.
+# Check whether --enable-libbacktrace was given.
+if test "${enable_libbacktrace+set}" = set; then :
+  enableval=$enable_libbacktrace; case "${enableval}" in
+  yes)  enable_libbacktrace=yes ;;
+  no)   enable_libbacktrace=no  ;;
+  *)    as_fn_error $? "bad value ${enableval} for --enable-libbacktrace option" "$LINENO" 5 ;;
+esac
+else
+  enable_libbacktrace=yes
+fi
+
+
+if test "${enable_libbacktrace}" == "yes"; then
+  LIBBACKTRACE_INC="-I$srcdir/../libbacktrace/ -I../libbacktrace/"
+  LIBBACKTRACE_LIB=../libbacktrace/.libs/libbacktrace.a
+
+$as_echo "#define HAVE_LIBBACKTRACE 1" >>confdefs.h
+
+else
+  LIBBACKTRACE_INC=
+  LIBBACKTRACE_LIB=
+fi
+
+
+
+
 # Check for babeltrace and babeltrace-ctf
 
 # Check whether --with-babeltrace was given.
@@ -18774,7 +19282,6 @@ fi
 
 
 
-
 # If nativefile (NAT_FILE) is not set in configure.nat, we link to an
 # empty version.