* Makefile (autoconf-it): Make it executable and unwritable.

	* configure.in (sysnames): Under --enable-debug-configure, spew
 	potential sysnames.

4 files changed, 51 insertions, 39 deletions

diff --git a/ChangeLog b/ChangeLog
index 93e7e65..64f2113 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 Sat Jul 22 01:56:03 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>
 
+	* Makefile (autoconf-it): Make it executable and unwritable.
+
+	* configure.in (sysnames): Under --enable-debug-configure, spew
+ 	potential sysnames.
+
 	* sysdeps/unix/i386/sysdep.h (JUMPTARGET): New macro; use name@PLT
  	#ifdef PIC.
 	(PSEUDO): Use JUMPTARGET(syscall_error) in jump insn.
diff --git a/Makefile b/Makefile
index e85be51..139d20b 100644
--- a/Makefile
+++ b/Makefile
@@ -29,7 +29,9 @@ endif
 all: lib others
 
 define autoconf-it
+@-rm -f $@.new
 autoconf $(ACFLAGS) $< > $@.new
+chmod a-w,a+x $@.new
 mv -f $@.new $@
 test ! -d CVS || cvs commit -m'Regenerated: autoconf $(ACFLAGS) $<' $@
 endef
diff --git a/configure b/configure
index 466006b..3619897 100755
--- a/configure
+++ b/configure
@@ -2,7 +2,7 @@
 
 # From configure.in CVSid
 # Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.3 
+# Generated automatically using autoconf version 2.4 
 # Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
 #
 # This configure script is free software; the Free Software Foundation
@@ -237,7 +237,7 @@ EOF
     verbose=yes ;;
 
   -version | --version | --versio | --versi | --vers)
-    echo "configure generated by autoconf version 2.3"
+    echo "configure generated by autoconf version 2.4"
     exit 0 ;;
 
   -with-* | --with-*)
@@ -624,9 +624,9 @@ netbsd* | 386bsd* | freebsd* | bsdi*)
   base_os=unix/bsd/bsd4.4 ;;
 osf* | sunos* | ultrix* | newsos* | dynix* | *bsd*)
   base_os=unix/bsd ;;
-linux* | sysv* | isc* | esix* | sco* | minix* | irix4*)
+sysv* | isc* | esix* | sco* | minix* | irix4*)
   base_os=unix/sysv ;;
-solaris[2-9]*)
+linux* | solaris[2-9]*)
   base_os=unix/sysv/sysv4 ;;
 none)
   base_os=standalone ;;
@@ -677,6 +677,7 @@ for b in $base ''; do
       for o in /$ostry ''; do
 	for m in $mach ''; do
 	  try="$m0$b$v$o$m"
+	  test -n "$enable_debug_configure" && echo "$0 DEBUG: try $try" >&2
 	  if test -d $sysdep_dir$try; then
 	    sysnames="$sysnames $try"
 	    { test -n "$o" || test -n "$b"; } && os_used=t
@@ -997,7 +998,7 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1001 "configure"
+#line 1002 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
@@ -1011,7 +1012,7 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1015 "configure"
+#line 1016 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
@@ -1030,8 +1031,10 @@ fi
 rm -f conftest*
   ac_cv_prog_CPP="$CPP"
 fi
+  CPP="$ac_cv_prog_CPP"
+else
+  ac_cv_prog_CPP="$CPP"
 fi
-CPP="$ac_cv_prog_CPP"
 echo "$ac_t""$CPP" 1>&4
 
 
@@ -1063,7 +1066,7 @@ if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&4
 else
   cat > conftest.$ac_ext <<EOF
-#line 1067 "configure"
+#line 1070 "configure"
 #include "confdefs.h"
 #define __need_size_t
 #define __need_wchar_t
@@ -1118,14 +1121,44 @@ if test $libc_cv_need_minus_P = yes; then
 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
 fi
 
+echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&4
+if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&4
+else
+  libc_cv_asm_global_directive=UNKNOWN
+for ac_globl in .globl .global; do
+  cat > conftest.s <<EOF
+.text
+${ac_globl} foo
+foo: .long 0
+EOF
+  if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
+    libc_cv_asm_global_directive=${ac_globl}
+  fi
+  rm -f conftest*
+  test $libc_cv_asm_global_directive != UNKNOWN && break
+done
+fi
+
+echo "$ac_t""$libc_cv_asm_global_directive" 1>&4
+if test $libc_cv_asm_global_directive = UNKNOWN; then
+  { echo "configure: error: cannot determine asm global directive" 1>&2; exit 1; }
+else
+  cat >> confdefs.h <<EOF
+#define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
+EOF
+
+fi
+
 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&4
 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&4
 else
-  cat > conftest.s <<\EOF
+  cat > conftest.s <<EOF
 .text
 foo: .long 0
 .set glibc_conftest_frobozz,foo
+$libc_cv_asm_global_directive glibc_conftest_frobozz
 EOF
 # The alpha-dec-osf1 assembler gives only a warning for `.set'
 # (but it doesn't work), so we must do a linking check to be sure.
@@ -1150,35 +1183,6 @@ EOF
 
 fi
 
-echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&4
-if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&4
-else
-  libc_cv_asm_global_directive=UNKNOWN
-for ac_globl in .globl .global; do
-  cat > conftest.s <<EOF
-.text
-${ac_globl} foo
-foo: .long 0
-EOF
-  if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
-    libc_cv_asm_global_directive=${ac_globl}
-  fi
-  rm -f conftest*
-  test $libc_cv_asm_global_directive != UNKNOWN && break
-done
-fi
-
-echo "$ac_t""$libc_cv_asm_global_directive" 1>&4
-if test $libc_cv_asm_global_directive = UNKNOWN; then
-  { echo "configure: error: cannot determine asm global directive" 1>&2; exit 1; }
-else
-  cat >> confdefs.h <<EOF
-#define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
-EOF
-
-fi
-
 
 # sysdeps configure fragments may set these with files to be linked below.
 libc_link_dests=
@@ -1369,7 +1373,7 @@ do
     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
-    echo "$CONFIG_STATUS generated by autoconf version 2.3"
+    echo "$CONFIG_STATUS generated by autoconf version 2.4"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
diff --git a/configure.in b/configure.in
index e1e794c..a35378a 100644
--- a/configure.in
+++ b/configure.in
@@ -166,6 +166,7 @@ for b in $base ''; do
       for o in /$ostry ''; do
 	for m in $mach ''; do
 	  try="$m0$b$v$o$m"
+	  test -n "$enable_debug_configure" && echo "$0 [DEBUG]: try $try" >&2
 	  if test -d $sysdep_dir$try; then
 	    sysnames="$sysnames $try"
 	    { test -n "$o" || test -n "$b"; } && os_used=t