Automatic Copyright Year update after running gdb/copyright.py

[deliverable/binutils-gdb.git] / gdb / configure.ac

diff --git a/gdb/configure.ac b/gdb/configure.ac
index 32f25d9655105b2947cf13973f9fa801bd849075..7b49d298a2660b8688600cf8c8325f47ca410ac6 100644 (file)
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -1,5 +1,5 @@
 dnl Autoconf configure script for GDB, the GNU debugger.
-dnl Copyright (C) 1995-2020 Free Software Foundation, Inc.
+dnl Copyright (C) 1995-2022 Free Software Foundation, Inc.
 dnl
 dnl This file is part of GDB.
 dnl
@@ -18,9 +18,8 @@ dnl along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 dnl Process this file with autoconf to produce a configure script.
 
-m4_include(../config/debuginfod.m4)
-
 AC_INIT
+AC_CONFIG_MACRO_DIRS([../config])
 AC_CONFIG_SRCDIR([main.c])
 AC_CONFIG_HEADERS(config.h:config.in, [echo > stamp-h])
 AM_MAINTAINER_MODE
@@ -43,6 +42,8 @@ AC_CANONICAL_HOST
 # Set target, target_cpu, target_vendor, and target_os.
 AC_CANONICAL_TARGET
 
+ACX_NONCANONICAL_TARGET
+
 AC_ARG_PROGRAM
 
 # We require a C++11 compiler.  Check if one is available, and if
@@ -1238,15 +1239,15 @@ if test "${enable_source_highlight}" != "no"; then
       AC_MSG_ERROR([pkg-config was not found in your system])
     fi
   else
-    case "$LDFLAGS" in
-      *static-libstdc*)
-        AC_MSG_ERROR([source highlight is incompatible with -static-libstdc++; dnl
+    if ${pkg_config_prog_path} --exists source-highlight; then
+      case "$LDFLAGS" in
+        *static-libstdc*)
+          AC_MSG_ERROR([source highlight is incompatible with -static-libstdc++; dnl
 either use --disable-source-highlight or dnl
 --without-static-standard-libraries])
-        ;;
-    esac
+          ;;
+      esac
 
-    if ${pkg_config_prog_path} --exists source-highlight; then
       SRCHIGH_CFLAGS=`${pkg_config_prog_path} --cflags source-highlight`
       SRCHIGH_LIBS=`${pkg_config_prog_path} --libs source-highlight`
       AC_DEFINE([HAVE_SOURCE_HIGHLIGHT], 1,
@@ -1272,7 +1273,7 @@ AC_HEADER_STDC
 AC_CHECK_HEADERS([nlist.h machine/reg.h \
                   thread_db.h \
                  sys/file.h sys/filio.h sys/ioctl.h sys/param.h \
-                 sys/resource.h sys/ptrace.h ptrace.h \
+                 sys/procctl.h sys/resource.h sys/ptrace.h ptrace.h \
                  sys/reg.h sys/debugreg.h \
                  termios.h elf_hp.h])
 AC_CHECK_HEADERS(sys/user.h, [], [],
@@ -1363,39 +1364,6 @@ if test "$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.
-AC_CACHE_CHECK(
-  [for GNU regex],
-  [gdb_cv_have_gnu_regex],
-  [AC_COMPILE_IFELSE(
-     [AC_LANG_PROGRAM(
-       [#include <gnu-versions.h>],
-       [#define REGEX_INTERFACE_VERSION 1
-        #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
-        # error "Version mismatch"
-        #endif]
-      )],
-     [gdb_cv_have_gnu_regex=yes],
-     [gdb_cv_have_gnu_regex=no]
-   )]
-)
-if test "$gdb_cv_have_gnu_regex" = yes; then
-  gdb_use_included_regex=no
-fi
-
-AC_ARG_WITH(included-regex,
-  AS_HELP_STRING([--without-included-regex], [don't use included regex; this is the default on systems with version 2 of the GNU C library (use with caution on other system)]),
-  gdb_with_regex=$withval,
-  gdb_with_regex=$gdb_use_included_regex)
-if test "$gdb_with_regex" = yes; then
-  AC_DEFINE(USE_INCLUDED_REGEX, 1,
-    [Define to 1 if the regex included in libiberty should be used.])
-fi
-
 # Check if <sys/proc.h> defines `struct thread' with a td_pcb member.
 AC_CHECK_MEMBERS([struct thread.td_pcb], [], [],
 [#include <sys/param.h>
@@ -1819,6 +1787,9 @@ case $host_os in
 esac
 AC_DEFINE_UNQUOTED(GDBINIT,"$gdbinit",[The .gdbinit filename.])
 
+dnl Set the host's .gdbearlyinit filename
+AC_DEFINE_UNQUOTED(GDBEARLYINIT,".gdbearlyinit",[The .gdbearlyinit filename.])
+
 dnl Handle optional features that can be enabled.
 
 # Support for --with-sysroot is a copy of GDB_AC_WITH_DIR,
@@ -1882,7 +1853,8 @@ WIN32LIBS="$WIN32LIBS $WIN32APILIBS"
 GDB_AC_CHECK_BFD([for ELF support in BFD], gdb_cv_var_elf,
                  [bfd_get_elf_phdr_upper_bound (NULL)], elf-bfd.h)
 if test "$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"
   AC_DEFINE(HAVE_ELF, 1,
            [Define if ELF support should be included.])
   # -ldl is provided by bfd/Makfile.am (LIBDL) <PLUGINS>.
@@ -2199,7 +2171,6 @@ else
   LIBCTF=
   CTF_DEPS=
 fi
-AC_SUBST(ENABLE_LIBCTF)
 AC_SUBST(LIBCTF)
 AC_SUBST(CTF_DEPS)