* configure.in (AM_BINUTILS_WARNINGS): Add.

	(BFD_NEED_DECLARATION): Replace with AC_CHECK_DECLS.
	* configure: Regenerate.
	* config.in: Regenerate.
	* objdump.c (NEED_DECLARATION_*): Replace with !HAVE_DECL_*.
	* bucomm.h: (NEED_DECLARATION_*): Ditto.

6 files changed, 143 insertions, 203 deletions

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index ea8e6f8..3e25586 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,12 @@
+2005-07-01  Steve Ellcey  <sje@cup.hp.com>
+
+	* configure.in (AM_BINUTILS_WARNINGS): Add.
+	(BFD_NEED_DECLARATION): Replace with AC_CHECK_DECLS.
+	* configure: Regenerate.
+	* config.in: Regenerate.
+	* objdump.c (NEED_DECLARATION_*): Replace with !HAVE_DECL_*.
+	* bucomm.h: (NEED_DECLARATION_*): Ditto.
+
 2005-06-30  Ben Elliston  <bje@gnu.org>
 
 	* Makefile.am (check-DEJAGNU): Don't search for expect.
diff --git a/binutils/bucomm.h b/binutils/bucomm.h
index 8639646..df89ea5 100644
--- a/binutils/bucomm.h
+++ b/binutils/bucomm.h
@@ -72,21 +72,21 @@ extern char *strrchr ();
 #endif
 #endif
 
-#ifdef NEED_DECLARATION_STRSTR
+#if !HAVE_DECL_STRSTR
 extern char *strstr ();
 #endif
 
 #ifdef HAVE_SBRK
-#ifdef NEED_DECLARATION_SBRK
+#if !HAVE_DECL_SBRK
 extern char *sbrk ();
 #endif
 #endif
 
-#ifdef NEED_DECLARATION_GETENV
+#if !HAVE_DECL_GETENV
 extern char *getenv ();
 #endif
 
-#ifdef NEED_DECLARATION_ENVIRON
+#if !HAVE_DECL_ENVIRON
 extern char **environ;
 #endif
 
diff --git a/binutils/config.in b/binutils/config.in
index ee95a12..b690906 100644
--- a/binutils/config.in
+++ b/binutils/config.in
@@ -27,13 +27,33 @@
 /* Define to 1 if you have the `dcgettext' function. */
 #undef HAVE_DCGETTEXT
 
+/* Define to 1 if you have the declaration of `environ', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ENVIRON
+
+/* Define to 1 if you have the declaration of `fprintf', and to 0 if you
+   don't. */
+#undef HAVE_DECL_FPRINTF
+
 /* Define to 1 if you have the declaration of `getc_unlocked', and to 0 if you
    don't. */
 #undef HAVE_DECL_GETC_UNLOCKED
 
+/* Define to 1 if you have the declaration of `getenv', and to 0 if you don't.
+   */
+#undef HAVE_DECL_GETENV
+
 /* Is the prototype for getopt in <unistd.h> in the expected format? */
 #undef HAVE_DECL_GETOPT
 
+/* Define to 1 if you have the declaration of `sbrk', and to 0 if you don't.
+   */
+#undef HAVE_DECL_SBRK
+
+/* Define to 1 if you have the declaration of `strstr', and to 0 if you don't.
+   */
+#undef HAVE_DECL_STRSTR
+
 /* Does the platform use an executable suffix? */
 #undef HAVE_EXECUTABLE_SUFFIX
 
@@ -166,21 +186,6 @@
 /* Define to 1 if you have the `__argz_stringify' function. */
 #undef HAVE___ARGZ_STRINGIFY
 
-/* Define if environ is not declared in system header files. */
-#undef NEED_DECLARATION_ENVIRON
-
-/* Define if fprintf is not declared in system header files. */
-#undef NEED_DECLARATION_FPRINTF
-
-/* Define if getenv is not declared in system header files. */
-#undef NEED_DECLARATION_GETENV
-
-/* Define if sbrk is not declared in system header files. */
-#undef NEED_DECLARATION_SBRK
-
-/* Define if strstr is not declared in system header files. */
-#undef NEED_DECLARATION_STRSTR
-
 /* Name of package */
 #undef PACKAGE
 
diff --git a/binutils/configure b/binutils/configure
index 899f044..967cd06 100755
--- a/binutils/configure
+++ b/binutils/configure
@@ -4074,6 +4074,7 @@ echo "$as_me: error: bad value ${enableval} for BFD commonbfdlib option" >&2;}
    { (exit 1); exit 1; }; } ;;
 esac
 fi;
+
 WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
 
 # Check whether --enable-werror or --disable-werror was given.
@@ -4120,6 +4121,7 @@ fi
 
 
 
+
           ac_config_headers="$ac_config_headers config.h:config.in"
 
 
@@ -9885,9 +9887,9 @@ _ACEOF
 
 fi
 
-echo "$as_me:$LINENO: checking whether fprintf must be declared" >&5
-echo $ECHO_N "checking whether fprintf must be declared... $ECHO_C" >&6
-if test "${bfd_cv_decl_needed_fprintf+set}" = set; then
+echo "$as_me:$LINENO: checking whether fprintf is declared" >&5
+echo $ECHO_N "checking whether fprintf is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_fprintf+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -9896,25 +9898,14 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-
-#include <stdio.h>
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
+$ac_includes_default
 int
 main ()
 {
-char *(*pfn) = (char *(*)) fprintf
+#ifndef fprintf
+  char *p = (char *) fprintf;
+#endif
+
   ;
   return 0;
 }
@@ -9941,29 +9932,34 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  bfd_cv_decl_needed_fprintf=no
+  ac_cv_have_decl_fprintf=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-bfd_cv_decl_needed_fprintf=yes
+ac_cv_have_decl_fprintf=no
 fi
 rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_fprintf" >&5
+echo "${ECHO_T}$ac_cv_have_decl_fprintf" >&6
+if test $ac_cv_have_decl_fprintf = yes; then
 
-echo "$as_me:$LINENO: result: $bfd_cv_decl_needed_fprintf" >&5
-echo "${ECHO_T}$bfd_cv_decl_needed_fprintf" >&6
-if test $bfd_cv_decl_needed_fprintf = yes; then
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FPRINTF 1
+_ACEOF
 
-cat >>confdefs.h <<\_ACEOF
-#define NEED_DECLARATION_FPRINTF 1
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FPRINTF 0
 _ACEOF
 
-fi
 
-echo "$as_me:$LINENO: checking whether strstr must be declared" >&5
-echo $ECHO_N "checking whether strstr must be declared... $ECHO_C" >&6
-if test "${bfd_cv_decl_needed_strstr+set}" = set; then
+fi
+echo "$as_me:$LINENO: checking whether strstr is declared" >&5
+echo $ECHO_N "checking whether strstr is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_strstr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -9972,25 +9968,14 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-
-#include <stdio.h>
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
+$ac_includes_default
 int
 main ()
 {
-char *(*pfn) = (char *(*)) strstr
+#ifndef strstr
+  char *p = (char *) strstr;
+#endif
+
   ;
   return 0;
 }
@@ -10017,29 +10002,34 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  bfd_cv_decl_needed_strstr=no
+  ac_cv_have_decl_strstr=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-bfd_cv_decl_needed_strstr=yes
+ac_cv_have_decl_strstr=no
 fi
 rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_strstr" >&5
+echo "${ECHO_T}$ac_cv_have_decl_strstr" >&6
+if test $ac_cv_have_decl_strstr = yes; then
 
-echo "$as_me:$LINENO: result: $bfd_cv_decl_needed_strstr" >&5
-echo "${ECHO_T}$bfd_cv_decl_needed_strstr" >&6
-if test $bfd_cv_decl_needed_strstr = yes; then
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRSTR 1
+_ACEOF
 
-cat >>confdefs.h <<\_ACEOF
-#define NEED_DECLARATION_STRSTR 1
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRSTR 0
 _ACEOF
 
-fi
 
-echo "$as_me:$LINENO: checking whether sbrk must be declared" >&5
-echo $ECHO_N "checking whether sbrk must be declared... $ECHO_C" >&6
-if test "${bfd_cv_decl_needed_sbrk+set}" = set; then
+fi
+echo "$as_me:$LINENO: checking whether sbrk is declared" >&5
+echo $ECHO_N "checking whether sbrk is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_sbrk+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -10048,25 +10038,14 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-
-#include <stdio.h>
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
+$ac_includes_default
 int
 main ()
 {
-char *(*pfn) = (char *(*)) sbrk
+#ifndef sbrk
+  char *p = (char *) sbrk;
+#endif
+
   ;
   return 0;
 }
@@ -10093,29 +10072,34 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  bfd_cv_decl_needed_sbrk=no
+  ac_cv_have_decl_sbrk=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-bfd_cv_decl_needed_sbrk=yes
+ac_cv_have_decl_sbrk=no
 fi
 rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_sbrk" >&5
+echo "${ECHO_T}$ac_cv_have_decl_sbrk" >&6
+if test $ac_cv_have_decl_sbrk = yes; then
 
-echo "$as_me:$LINENO: result: $bfd_cv_decl_needed_sbrk" >&5
-echo "${ECHO_T}$bfd_cv_decl_needed_sbrk" >&6
-if test $bfd_cv_decl_needed_sbrk = yes; then
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_SBRK 1
+_ACEOF
 
-cat >>confdefs.h <<\_ACEOF
-#define NEED_DECLARATION_SBRK 1
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_SBRK 0
 _ACEOF
 
-fi
 
-echo "$as_me:$LINENO: checking whether getenv must be declared" >&5
-echo $ECHO_N "checking whether getenv must be declared... $ECHO_C" >&6
-if test "${bfd_cv_decl_needed_getenv+set}" = set; then
+fi
+echo "$as_me:$LINENO: checking whether getenv is declared" >&5
+echo $ECHO_N "checking whether getenv is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_getenv+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -10124,25 +10108,14 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-
-#include <stdio.h>
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
+$ac_includes_default
 int
 main ()
 {
-char *(*pfn) = (char *(*)) getenv
+#ifndef getenv
+  char *p = (char *) getenv;
+#endif
+
   ;
   return 0;
 }
@@ -10169,29 +10142,34 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  bfd_cv_decl_needed_getenv=no
+  ac_cv_have_decl_getenv=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-bfd_cv_decl_needed_getenv=yes
+ac_cv_have_decl_getenv=no
 fi
 rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_getenv" >&5
+echo "${ECHO_T}$ac_cv_have_decl_getenv" >&6
+if test $ac_cv_have_decl_getenv = yes; then
 
-echo "$as_me:$LINENO: result: $bfd_cv_decl_needed_getenv" >&5
-echo "${ECHO_T}$bfd_cv_decl_needed_getenv" >&6
-if test $bfd_cv_decl_needed_getenv = yes; then
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_GETENV 1
+_ACEOF
 
-cat >>confdefs.h <<\_ACEOF
-#define NEED_DECLARATION_GETENV 1
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_GETENV 0
 _ACEOF
 
-fi
 
-echo "$as_me:$LINENO: checking whether environ must be declared" >&5
-echo $ECHO_N "checking whether environ must be declared... $ECHO_C" >&6
-if test "${bfd_cv_decl_needed_environ+set}" = set; then
+fi
+echo "$as_me:$LINENO: checking whether environ is declared" >&5
+echo $ECHO_N "checking whether environ is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_environ+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -10200,25 +10178,14 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-
-#include <stdio.h>
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
+$ac_includes_default
 int
 main ()
 {
-char *(*pfn) = (char *(*)) environ
+#ifndef environ
+  char *p = (char *) environ;
+#endif
+
   ;
   return 0;
 }
@@ -10245,26 +10212,31 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  bfd_cv_decl_needed_environ=no
+  ac_cv_have_decl_environ=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-bfd_cv_decl_needed_environ=yes
+ac_cv_have_decl_environ=no
 fi
 rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_environ" >&5
+echo "${ECHO_T}$ac_cv_have_decl_environ" >&6
+if test $ac_cv_have_decl_environ = yes; then
 
-echo "$as_me:$LINENO: result: $bfd_cv_decl_needed_environ" >&5
-echo "${ECHO_T}$bfd_cv_decl_needed_environ" >&6
-if test $bfd_cv_decl_needed_environ = yes; then
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ENVIRON 1
+_ACEOF
 
-cat >>confdefs.h <<\_ACEOF
-#define NEED_DECLARATION_ENVIRON 1
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ENVIRON 0
 _ACEOF
 
-fi
 
+fi
 echo "$as_me:$LINENO: checking whether getc_unlocked is declared" >&5
 echo $ECHO_N "checking whether getc_unlocked is declared... $ECHO_C" >&6
 if test "${ac_cv_have_decl_getc_unlocked+set}" = set; then
diff --git a/binutils/configure.in b/binutils/configure.in
index 2dcd364..0f328a3 100644
--- a/binutils/configure.in
+++ b/binutils/configure.in
@@ -29,49 +29,8 @@ AC_ARG_ENABLE(commonbfdlib,
   *)   AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
 esac])dnl
 
-dnl FIXME: The following is bfd/warning.m4 contents expanded
-dnl When converting to current autotools, please replace with
-dnl AM_BINUTILS_WARNINGS
-WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
-
-AC_ARG_ENABLE(werror,
-  [  --enable-werror    treat compile warnings as errors],
-  [case "${enableval}" in
-     yes | y) ERROR_ON_WARNING="yes" ;;
-     no | n)  ERROR_ON_WARNING="no" ;;
-     *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
-   esac])
-
-# Enable -Werror by default when using gcc
-if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
-    ERROR_ON_WARNING=yes
-fi
-
-NO_WERROR=
-if test "${ERROR_ON_WARNING}" = yes ; then
-    WARN_CFLAGS="$WARN_CFLAGS -Werror"
-    NO_WERROR="-Wno-error"
-fi
+AM_BINUTILS_WARNINGS
 		   
-AC_ARG_ENABLE(build-warnings,
-[  --enable-build-warnings Enable build-time compiler warnings],
-[case "${enableval}" in
-  yes)	;;
-  no)	WARN_CFLAGS="-w";;
-  ,*)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
-        WARN_CFLAGS="${WARN_CFLAGS} ${t}";;
-  *,)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
-        WARN_CFLAGS="${t} ${WARN_CFLAGS}";;
-  *)    WARN_CFLAGS=`echo "${enableval}" | sed -e "s/,/ /g"`;;
-esac])
-
-if test x"$silent" != x"yes" && test x"$WARN_CFLAGS" != x""; then
-  echo "Setting warning flags = $WARN_CFLAGS" 6>&1
-fi
-
-AC_SUBST(WARN_CFLAGS)
-AC_SUBST(NO_WERROR)
-
 AM_CONFIG_HEADER(config.h:config.in)
 
 if test -z "$target" ; then
@@ -212,12 +171,7 @@ if test $bu_cv_header_utime_h = yes; then
   AC_DEFINE(HAVE_GOOD_UTIME_H, 1, [Does <utime.h> define struct utimbuf?])
 fi
 
-BFD_NEED_DECLARATION(fprintf)
-BFD_NEED_DECLARATION(strstr)
-BFD_NEED_DECLARATION(sbrk)
-BFD_NEED_DECLARATION(getenv)
-BFD_NEED_DECLARATION(environ)
-AC_CHECK_DECLS(getc_unlocked)
+AC_CHECK_DECLS([fprintf, strstr, sbrk, getenv, environ, getc_unlocked])
 
 BFD_BINARY_FOPEN
 
diff --git a/binutils/objdump.c b/binutils/objdump.c
index e598a23..195b9c1 100644
--- a/binutils/objdump.c
+++ b/binutils/objdump.c
@@ -65,7 +65,7 @@
 #define	BYTES_IN_WORD	32
 #include "aout/aout64.h"
 
-#ifdef NEED_DECLARATION_FPRINTF
+#if !HAVE_DECL_FPRINTF
 /* This is needed by init_disassemble_info().  */
 extern int fprintf (FILE *, const char *, ...);
 #endif