config/debuginfod.m4: Use PKG_CHECK_MODULES

Use PKG_CHECK_MODULES to set debuginfod autoconf vars. Also add
pkg.m4 to config/.

ChangeLog:

	* config/debuginfod.m4: use PKG_CHECK_MODULES.
	* config/pkg.m4: New file.
	* configure: Rebuild.
	* configure.ac: Remove AC_DEBUGINFOD.

ChangeLog/binutils:

	* Makefile.am: Replace LIBDEBUGINFOD with DEBUGINFOD_LIBS.
	* Makefile.in: Rebuild.
	* configure: Rebuild.
	* doc/Makefile.in: Rebuild.

ChangeLog/gdb:

	* Makefile.in: Replace LIBDEBUGINFOD with DEBUGINFOD_LIBS.
	* configure: Rebuild.

1 files changed, 2 insertions, 137 deletions

diff --git a/configure b/configure
index 54d0339..68779fe 100755
--- a/configure
+++ b/configure
@@ -690,7 +690,6 @@ extra_mpc_gmp_configure_flags
 extra_mpfr_configure_flags
 gmpinc
 gmplibs
-LIBDEBUGINFOD
 do_compare
 GNATMAKE
 GNATBIND
@@ -791,7 +790,6 @@ enable_libssp
 enable_libstdcxx
 enable_liboffloadmic
 enable_bootstrap
-with_debuginfod
 with_mpc
 with_mpc_include
 with_mpc_lib
@@ -1555,8 +1553,6 @@ Optional Packages:
   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
   --with-build-libsubdir=DIR  Directory where to find libraries for build system
   --with-system-zlib      use installed libz
-  --with-debuginfod       Enable debuginfo lookups with debuginfod
-                          (auto/yes/no)
   --with-mpc=PATH         specify prefix directory for installed MPC package.
                           Equivalent to --with-mpc-include=PATH/include plus
                           --with-mpc-lib=PATH/lib
@@ -1925,52 +1921,6 @@ fi
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_try_link
-
-# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
-# ---------------------------------------------
-# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
-# accordingly.
-ac_fn_c_check_decl ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  as_decl_name=`echo $2|sed 's/ *(.*//'`
-  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
-$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-#ifndef $as_decl_name
-#ifdef __cplusplus
-  (void) $as_decl_use;
-#else
-  (void) $as_decl_name;
-#endif
-#endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$3=yes"
-else
-  eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_decl
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
@@ -5505,92 +5455,6 @@ gmplibs="-lmpc -lmpfr -lgmp"
 gmpinc=
 have_gmp=no
 
-# Check for debuginfod
-
-
-# Enable debuginfod
-
-# Check whether --with-debuginfod was given.
-if test "${with_debuginfod+set}" = set; then :
-  withval=$with_debuginfod;
-else
-  with_debuginfod=auto
-fi
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use debuginfod" >&5
-$as_echo_n "checking whether to use debuginfod... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_debuginfod" >&5
-$as_echo "$with_debuginfod" >&6; }
-
-if test "${with_debuginfod}" = no; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: debuginfod support disabled; some features may be unavailable." >&5
-$as_echo "$as_me: WARNING: debuginfod support disabled; some features may be unavailable." >&2;}
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for debuginfod_begin in -ldebuginfod" >&5
-$as_echo_n "checking for debuginfod_begin in -ldebuginfod... " >&6; }
-if ${ac_cv_lib_debuginfod_debuginfod_begin+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldebuginfod  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$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 debuginfod_begin ();
-int
-main ()
-{
-return debuginfod_begin ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_debuginfod_debuginfod_begin=yes
-else
-  ac_cv_lib_debuginfod_debuginfod_begin=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_debuginfod_debuginfod_begin" >&5
-$as_echo "$ac_cv_lib_debuginfod_debuginfod_begin" >&6; }
-if test "x$ac_cv_lib_debuginfod_debuginfod_begin" = xyes; then :
-  have_debuginfod_lib=yes
-fi
-
-  ac_fn_c_check_decl "$LINENO" "debuginfod_begin" "ac_cv_have_decl_debuginfod_begin" "#include <elfutils/debuginfod.h>
-"
-if test "x$ac_cv_have_decl_debuginfod_begin" = xyes; then :
-  have_debuginfod_h=yes
-fi
-
-  if test "x$have_debuginfod_lib" = "xyes" -a \
-          "x$have_debuginfod_h" = "xyes"; then
-
-$as_echo "#define HAVE_LIBDEBUGINFOD 1" >>confdefs.h
-
-    LIBDEBUGINFOD="-ldebuginfod"
-
-  else
-
-    if test "$with_debuginfod" = yes; then
-      as_fn_error $? "debuginfod is missing or unusable" "$LINENO" 5
-    else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: debuginfod is missing or unusable; some features may be unavailable." >&5
-$as_echo "$as_me: WARNING: debuginfod is missing or unusable; some features may be unavailable." >&2;}
-    fi
-  fi
-fi
-
-
 # Specify a location for mpc
 # check for this first so it ends up on the link line before mpfr.
 
@@ -5745,7 +5609,8 @@ if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
   # Check for the recommended and required versions of GMP.
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of gmp.h" >&5
 $as_echo_n "checking for the correct version of gmp.h... " >&6; }
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include "gmp.h"
 int