* acconfig.h (_ATEXIT_DYNAMIC_ALLOC): Undef.

* configure.in (--disable-newlib-atexit-dynamic-alloc): New option. * configure: Regenerated. * newlib.hin: Regenerated. * libc/stdlib/__atexit.c (__register_exitproc): Don't call malloc if _ATEXIT_DYNAMIC_ALLOC is undefined. * libc/stdlib/__call_atexit.c (__call_exitprocs): Don't call free if _ATEXIT_DYNAMIC_ALLOC is undefined.
2006-03-21 00:57:34 +00:00 · 2006-03-21 00:57:34 +00:00 · 3078fb4f36
parent c1494e03a2
commit 3078fb4f36
7 changed files with 146 additions and 80 deletions
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@ -1,3 +1,15 @@
+2006-03-20  Mark Mitchell  <mark@codesourcery.com>
+
+	* acconfig.h (_ATEXIT_DYNAMIC_ALLOC): Undef.
+	* configure.in (--disable-newlib-atexit-dynamic-alloc): New
+	option. 
+	* configure: Regenerated.
+	* newlib.hin: Regenerated.
+	* libc/stdlib/__atexit.c (__register_exitproc): Don't call malloc
+	if _ATEXIT_DYNAMIC_ALLOC is undefined.
+	* libc/stdlib/__call_atexit.c (__call_exitprocs): Don't call free
+	if _ATEXIT_DYNAMIC_ALLOC is undefined.
+
 2006-03-17  Jeff Johnston  <jjohnstn@redhat.com>

 	* libc/sys/linux/linuxthreads/config.h: Remove definition
--- a/newlib/acconfig.h
+++ b/newlib/acconfig.h
@ -34,6 +34,10 @@
 * sections.  */
 #undef  HAVE_INITFINI_ARRAY

+/* True if atexit() may dynamically allocate space for cleanup
+   functions.  */
+#undef  _ATEXIT_DYNAMIC_ALLOC
+
 /* Define if the compiler supports aliasing an array to an address.  */
 #undef  _HAVE_ARRAY_ALIASING
@BOTTOM@
--- a/newlib/configure
+++ b/newlib/configure
@ -27,6 +27,8 @@ ac_help="$ac_help
  --enable-newlib-iconv-to-encodings   enable specific comma-separated list of \"to\" iconv encodings to be built-in"
 ac_help="$ac_help
  --enable-newlib-iconv-external-ccs     enable capabilities to load external CCS files for iconv"
+ac_help="$ac_help
+  --disable-newlib-atexit-alloc    disable dynamic allocation of atexit entries"
 ac_help="$ac_help
  --enable-multilib         build many library versions (default)"
 ac_help="$ac_help
@ -692,6 +694,20 @@ else
  newlib_iconv_external_ccs=${newlib_iconv_external_ccs}
 fi

+# Check whether --enable-newlib-atexit-dynamic-alloc or --disable-newlib-atexit-dynamic-alloc was given.
+if test "${enable_newlib_atexit_dynamic_alloc+set}" = set; then
+  enableval="$enable_newlib_atexit_dynamic_alloc"
+  if test "${newlib_atexit_dynamic_alloc+set}" != set; then
+  case "${enableval}" in
+    yes) newlib_atexit_dynamic_alloc=yes ;;
+    no)  newlib_atexit_dynamic_alloc=no  ;;
+    *)   { echo "configure: error: bad value ${enableval} for newlib-atexit-dynamic-alloc option" 1>&2; exit 1; } ;;
+  esac
+ fi
+else
+  newlib_atexit_dynamic_alloc=yes
+fi
+
 am__api_version="1.4"
 # Find a good install program.  We prefer a C program (faster),
 # so one script is as good as another.  But avoid the broken or
@ -705,7 +721,7 @@ am__api_version="1.4"
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:709: checking for a BSD compatible install" >&5
+echo "configure:725: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
@ -758,7 +774,7 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'

 echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6
-echo "configure:762: checking whether build environment is sane" >&5
+echo "configure:778: checking whether build environment is sane" >&5
 # Just in case
 sleep 1
 echo timestamp > conftestfile
@ -815,7 +831,7 @@ test "$program_suffix" != NONE &&
 test "$program_transform_name" = "" && program_transform_name="s,x,x,"

 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:819: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:835: checking whether ${MAKE-make} sets \${MAKE}" >&5
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
@ -848,12 +864,12 @@ else
 fi

 echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6
-echo "configure:852: checking for Cygwin environment" >&5
+echo "configure:868: checking for Cygwin environment" >&5
 if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
  cat > conftest.$ac_ext <<EOF
-#line 857 "configure"
+#line 873 "configure"
 #include "confdefs.h"

 int main() {
@ -864,7 +880,7 @@ int main() {
 return __CYGWIN__;
 ; return 0; }
 EOF
-if { (eval echo configure:868: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:884: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_cygwin=yes
 else
@ -881,19 +897,19 @@ echo "$ac_t""$ac_cv_cygwin" 1>&6
 CYGWIN=
 test "$ac_cv_cygwin" = yes && CYGWIN=yes
 echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6
-echo "configure:885: checking for mingw32 environment" >&5
+echo "configure:901: checking for mingw32 environment" >&5
 if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
  cat > conftest.$ac_ext <<EOF
-#line 890 "configure"
+#line 906 "configure"
 #include "confdefs.h"

 int main() {
 return __MINGW32__;
 ; return 0; }
 EOF
-if { (eval echo configure:897: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:913: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_mingw32=yes
 else
@ -1063,7 +1079,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi

 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:1067: checking host system type" >&5
+echo "configure:1083: checking host system type" >&5

 host_alias=$host
 case "$host_alias" in
@ -1084,7 +1100,7 @@ host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$host" 1>&6

 echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:1088: checking target system type" >&5
+echo "configure:1104: checking target system type" >&5

 target_alias=$target
 case "$target_alias" in
@ -1102,7 +1118,7 @@ target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$target" 1>&6

 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:1106: checking build system type" >&5
+echo "configure:1122: checking build system type" >&5

 build_alias=$build
 case "$build_alias" in
@ -1138,7 +1154,7 @@ fi

 missing_dir=`cd $ac_aux_dir && pwd`
 echo $ac_n "checking for working aclocal-${am__api_version}""... $ac_c" 1>&6
-echo "configure:1142: checking for working aclocal-${am__api_version}" >&5
+echo "configure:1158: checking for working aclocal-${am__api_version}" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@ -1151,7 +1167,7 @@ else
 fi

 echo $ac_n "checking for working autoconf""... $ac_c" 1>&6
-echo "configure:1155: checking for working autoconf" >&5
+echo "configure:1171: checking for working autoconf" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@ -1164,7 +1180,7 @@ else
 fi

 echo $ac_n "checking for working automake-${am__api_version}""... $ac_c" 1>&6
-echo "configure:1168: checking for working automake-${am__api_version}" >&5
+echo "configure:1184: checking for working automake-${am__api_version}" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@ -1177,7 +1193,7 @@ else
 fi

 echo $ac_n "checking for working autoheader""... $ac_c" 1>&6
-echo "configure:1181: checking for working autoheader" >&5
+echo "configure:1197: checking for working autoheader" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@ -1190,7 +1206,7 @@ else
 fi

 echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6
-echo "configure:1194: checking for working makeinfo" >&5
+echo "configure:1210: checking for working makeinfo" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@ -1215,7 +1231,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1219: checking for $ac_word" >&5
+echo "configure:1235: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1245,7 +1261,7 @@ if test -z "$CC"; then
  # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1249: checking for $ac_word" >&5
+echo "configure:1265: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1294,7 +1310,7 @@ fi
 fi

 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1298: checking whether we are using GNU C" >&5
+echo "configure:1314: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1303,7 +1319,7 @@ else
  yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1307: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1323: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_gcc=yes
 else
  ac_cv_prog_gcc=no
@ -1318,7 +1334,7 @@ if test $ac_cv_prog_gcc = yes; then
  ac_save_CFLAGS="$CFLAGS"
  CFLAGS=
  echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1322: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1338: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1349,7 +1365,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args.
 set dummy ${ac_tool_prefix}as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1353: checking for $ac_word" >&5
+echo "configure:1369: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1381,7 +1397,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1385: checking for $ac_word" >&5
+echo "configure:1401: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1413,7 +1429,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1417: checking for $ac_word" >&5
+echo "configure:1433: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1445,7 +1461,7 @@ if test -n "$ac_tool_prefix"; then
  # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1449: checking for $ac_word" >&5
+echo "configure:1465: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1490,7 +1506,7 @@ fi
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1494: checking for a BSD compatible install" >&5
+echo "configure:1510: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
@ -1547,7 +1563,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 ac_given_INSTALL=$INSTALL

 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:1551: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:1567: checking whether to enable maintainer-specific portions of Makefiles" >&5
    # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
  enableval="$enable_maintainer_mode"
@ -1581,7 +1597,7 @@ if false; then
  

 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:1585: checking for executable suffix" >&5
+echo "configure:1601: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1591,7 +1607,7 @@ else
  rm -f conftest*
  echo 'int main () { return 0; }' > conftest.$ac_ext
  ac_cv_exeext=
-  if { (eval echo configure:1595: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  if { (eval echo configure:1611: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
    for file in conftest.*; do
      case $file in
      *.c | *.o | *.obj) ;;
@ -1766,7 +1782,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1770: checking for $ac_word" >&5
+echo "configure:1786: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1796,7 +1812,7 @@ if test -z "$CC"; then
  # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1800: checking for $ac_word" >&5
+echo "configure:1816: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1847,7 +1863,7 @@ fi
      # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1851: checking for $ac_word" >&5
+echo "configure:1867: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1879,7 +1895,7 @@ fi
 fi

 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1883: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:1899: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5

 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@ -1890,12 +1906,12 @@ cross_compiling=$ac_cv_prog_cc_cross

 cat > conftest.$ac_ext << EOF

-#line 1894 "configure"
+#line 1910 "configure"
 #include "confdefs.h"

 main(){return(0);}
 EOF
-if { (eval echo configure:1899: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  ac_cv_prog_cc_works=yes
  # If we can't run a trivial program, we are probably using a cross compiler.
  if (./conftest; exit) 2>/dev/null; then
@ -1921,12 +1937,12 @@ if test $ac_cv_prog_cc_works = no; then
  { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:1925: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1941: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross

 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1930: checking whether we are using GNU C" >&5
+echo "configure:1946: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1935,7 +1951,7 @@ else
  yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1939: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1955: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_gcc=yes
 else
  ac_cv_prog_gcc=no
@ -1954,7 +1970,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1958: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1974: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -1997,7 +2013,7 @@ ac_prog=ld
 if test "$GCC" = yes; then
  # Check if gcc -print-prog-name=ld gives a path.
  echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6
-echo "configure:2001: checking for ld used by GCC" >&5
+echo "configure:2017: checking for ld used by GCC" >&5
  case $host in
  *-*-mingw*)
    # gcc leaves a trailing carriage return which upsets mingw
@ -2027,10 +2043,10 @@ echo "configure:2001: checking for ld used by GCC" >&5
  esac
 elif test "$with_gnu_ld" = yes; then
  echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
-echo "configure:2031: checking for GNU ld" >&5
+echo "configure:2047: checking for GNU ld" >&5
 else
  echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
-echo "configure:2034: checking for non-GNU ld" >&5
+echo "configure:2050: checking for non-GNU ld" >&5
 fi
 if eval "test \"`echo '$''{'lt_cv_path_LD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
@ -2065,7 +2081,7 @@ else
 fi
 test -z "$LD" && { echo "configure: error: no acceptable ld found in \$PATH" 1>&2; exit 1; }
 echo $ac_n "checking if the linker ($LD) is GNU ld""... $ac_c" 1>&6
-echo "configure:2069: checking if the linker ($LD) is GNU ld" >&5
+echo "configure:2085: checking if the linker ($LD) is GNU ld" >&5
 if eval "test \"`echo '$''{'lt_cv_prog_gnu_ld'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2082,7 +2098,7 @@ with_gnu_ld=$lt_cv_prog_gnu_ld


 echo $ac_n "checking for $LD option to reload object files""... $ac_c" 1>&6
-echo "configure:2086: checking for $LD option to reload object files" >&5
+echo "configure:2102: checking for $LD option to reload object files" >&5
 if eval "test \"`echo '$''{'lt_cv_ld_reload_flag'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2094,7 +2110,7 @@ reload_flag=$lt_cv_ld_reload_flag
 test -n "$reload_flag" && reload_flag=" $reload_flag"

 echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
-echo "configure:2098: checking for BSD-compatible nm" >&5
+echo "configure:2114: checking for BSD-compatible nm" >&5
 if eval "test \"`echo '$''{'lt_cv_path_NM'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2132,7 +2148,7 @@ NM="$lt_cv_path_NM"
 echo "$ac_t""$NM" 1>&6

 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:2136: checking whether ln -s works" >&5
+echo "configure:2152: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2153,7 +2169,7 @@ else
 fi

 echo $ac_n "checking how to recognise dependant libraries""... $ac_c" 1>&6
-echo "configure:2157: checking how to recognise dependant libraries" >&5
+echo "configure:2173: checking how to recognise dependant libraries" >&5
 if eval "test \"`echo '$''{'lt_cv_deplibs_check_method'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2326,13 +2342,13 @@ file_magic_cmd=$lt_cv_file_magic_cmd
 deplibs_check_method=$lt_cv_deplibs_check_method

 echo $ac_n "checking for object suffix""... $ac_c" 1>&6
-echo "configure:2330: checking for object suffix" >&5
+echo "configure:2346: checking for object suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_objext'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
  rm -f conftest*
 echo 'int i = 1;' > conftest.$ac_ext
-if { (eval echo configure:2336: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2352: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  for ac_file in conftest.*; do
    case $ac_file in
    *.c) ;;
@ -2356,7 +2372,7 @@ case $deplibs_check_method in
 file_magic*)
  if test "$file_magic_cmd" = '$MAGIC_CMD'; then
    echo $ac_n "checking for ${ac_tool_prefix}file""... $ac_c" 1>&6
-echo "configure:2360: checking for ${ac_tool_prefix}file" >&5
+echo "configure:2376: checking for ${ac_tool_prefix}file" >&5
 if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2418,7 +2434,7 @@ fi
 if test -z "$lt_cv_path_MAGIC_CMD"; then
  if test -n "$ac_tool_prefix"; then
    echo $ac_n "checking for file""... $ac_c" 1>&6
-echo "configure:2422: checking for file" >&5
+echo "configure:2438: checking for file" >&5
 if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2489,7 +2505,7 @@ esac
 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2493: checking for $ac_word" >&5
+echo "configure:2509: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2521,7 +2537,7 @@ if test -n "$ac_tool_prefix"; then
  # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2525: checking for $ac_word" >&5
+echo "configure:2541: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2556,7 +2572,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
 set dummy ${ac_tool_prefix}strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2560: checking for $ac_word" >&5
+echo "configure:2576: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2588,7 +2604,7 @@ if test -n "$ac_tool_prefix"; then
  # Extract the first word of "strip", so it can be a program name with args.
 set dummy strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2592: checking for $ac_word" >&5
+echo "configure:2608: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2655,8 +2671,8 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
  # Find out which ABI we are using.
-  echo '#line 2659 "configure"' > conftest.$ac_ext
-  if { (eval echo configure:2660: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  echo '#line 2675 "configure"' > conftest.$ac_ext
+  if { (eval echo configure:2676: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
    case `/usr/bin/file conftest.$ac_objext` in
    *32-bit*)
      LD="${LD-ld} -32"
@ -2675,7 +2691,7 @@ case $host in
 ia64-*-hpux*)
  # Find out which ABI we are using.
  echo 'int i;' > conftest.$ac_ext
-  if { (eval echo configure:2679: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  if { (eval echo configure:2695: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
    case "`/usr/bin/file conftest.o`" in
    *ELF-32*)
      HPUX_IA64_MODE="32"
@ -2693,7 +2709,7 @@ ia64-*-hpux*)
  SAVE_CFLAGS="$CFLAGS"
  CFLAGS="$CFLAGS -belf"
  echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
-echo "configure:2697: checking whether the C compiler needs -belf" >&5
+echo "configure:2713: checking whether the C compiler needs -belf" >&5
 if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2706,14 +2722,14 @@ ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$a
 cross_compiling=$ac_cv_prog_cc_cross

     cat > conftest.$ac_ext <<EOF
-#line 2710 "configure"
+#line 2726 "configure"
 #include "confdefs.h"

 int main() {

 ; return 0; }
 EOF
-if { (eval echo configure:2717: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2733: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  lt_cv_cc_needs_belf=yes
 else
@ -2743,7 +2759,7 @@ echo "$ac_t""$lt_cv_cc_needs_belf" 1>&6
  # Extract the first word of "${ac_tool_prefix}dlltool", so it can be a program name with args.
 set dummy ${ac_tool_prefix}dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2747: checking for $ac_word" >&5
+echo "configure:2763: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2775,7 +2791,7 @@ if test -n "$ac_tool_prefix"; then
  # Extract the first word of "dlltool", so it can be a program name with args.
 set dummy dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2779: checking for $ac_word" >&5
+echo "configure:2795: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2810,7 +2826,7 @@ fi
  # Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args.
 set dummy ${ac_tool_prefix}as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2814: checking for $ac_word" >&5
+echo "configure:2830: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2842,7 +2858,7 @@ if test -n "$ac_tool_prefix"; then
  # Extract the first word of "as", so it can be a program name with args.
 set dummy as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2846: checking for $ac_word" >&5
+echo "configure:2862: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2877,7 +2893,7 @@ fi
  # Extract the first word of "${ac_tool_prefix}objdump", so it can be a program name with args.
 set dummy ${ac_tool_prefix}objdump; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2881: checking for $ac_word" >&5
+echo "configure:2897: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_OBJDUMP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2909,7 +2925,7 @@ if test -n "$ac_tool_prefix"; then
  # Extract the first word of "objdump", so it can be a program name with args.
 set dummy objdump; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2913: checking for $ac_word" >&5
+echo "configure:2929: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_OBJDUMP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -2945,12 +2961,12 @@ fi
  # recent cygwin and mingw systems supply a stub DllMain which the user
  # can override, but on older systems we have to supply one
  echo $ac_n "checking if libtool should supply DllMain function""... $ac_c" 1>&6
-echo "configure:2949: checking if libtool should supply DllMain function" >&5
+echo "configure:2965: checking if libtool should supply DllMain function" >&5
 if eval "test \"`echo '$''{'lt_cv_need_dllmain'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
  cat > conftest.$ac_ext <<EOF
-#line 2954 "configure"
+#line 2970 "configure"
 #include "confdefs.h"

 int main() {
@ -2958,7 +2974,7 @@ extern int __attribute__((__stdcall__)) DllMain(void*, int, void*);
      DllMain (0, 0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:2962: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2978: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  lt_cv_need_dllmain=no
 else
@ -2979,19 +2995,19 @@ echo "$ac_t""$lt_cv_need_dllmain" 1>&6
    SAVE_CFLAGS="$CFLAGS"
    CFLAGS="$CFLAGS -mdll"
    echo $ac_n "checking how to link DLLs""... $ac_c" 1>&6
-echo "configure:2983: checking how to link DLLs" >&5
+echo "configure:2999: checking how to link DLLs" >&5
 if eval "test \"`echo '$''{'lt_cv_cc_dll_switch'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
  cat > conftest.$ac_ext <<EOF
-#line 2988 "configure"
+#line 3004 "configure"
 #include "confdefs.h"

 int main() {

 ; return 0; }
 EOF
-if { (eval echo configure:2995: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3011: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  lt_cv_cc_dll_switch=-mdll
 else
@ -3100,12 +3116,12 @@ exec 5>>./config.log
  
 	 
 	 
-for ac_prog in mawk gawk nawk awk
+for ac_prog in gawk mawk nawk awk
 do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3109: checking for $ac_word" >&5
+echo "configure:3125: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -3318,6 +3334,13 @@ EOF

 fi

+if test "${newlib_atexit_dynamic_alloc}" = "yes"; then
+cat >> confdefs.h <<EOF
+#define _ATEXIT_DYNAMIC_ALLOC 1
+EOF
+
+fi
+
 cat >> confdefs.h <<EOF
 #define _NEWLIB_VERSION "$VERSION"
 EOF
@ -3422,7 +3445,7 @@ EOF
 fi;

 echo $ac_n "checking for .preinit_array/.init_array/.fini_array support""... $ac_c" 1>&6
-echo "configure:3426: checking for .preinit_array/.init_array/.fini_array support" >&5
+echo "configure:3449: checking for .preinit_array/.init_array/.fini_array support" >&5
 if eval "test \"`echo '$''{'libc_cv_initfinit_array'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -3433,7 +3456,7 @@ int foo (void) { return 1; }
 int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
 EOF
 if { ac_try='${CC} $CFLAGS $CPPFLAGS $LDFLAGS -o conftest conftest.c
-		   -static -nostartfiles -nostdlib 1>&AS_MESSAGE_LOG_FD'; { (eval echo configure:3437: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
+		   -static -nostartfiles -nostdlib 1>&AS_MESSAGE_LOG_FD'; { (eval echo configure:3460: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
 then
  if readelf -S conftest | grep -e INIT_ARRAY > /dev/null; then
    libc_cv_initfinit_array=yes
@ -3456,7 +3479,7 @@ EOF
 fi

 echo $ac_n "checking for array aliasing support""... $ac_c" 1>&6
-echo "configure:3460: checking for array aliasing support" >&5
+echo "configure:3483: checking for array aliasing support" >&5
 if eval "test \"`echo '$''{'libc_cv_array_aliasing'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
 else
@ -3465,7 +3488,7 @@ char x3 = { 'a', 'b', 'c' };
 extern char y2 __attribute__((alias ("x+1")));
 EOF
 if { ac_try='${CC} $CFLAGS $CPPFLAGS -c conftest.c
-		   1>&AS_MESSAGE_LOG_FD'; { (eval echo configure:3469: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
+		   1>&AS_MESSAGE_LOG_FD'; { (eval echo configure:3492: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
 then
  libc_cv_array_aliasing=yes
 else
--- a/newlib/configure.in
+++ b/newlib/configure.in
@ -85,6 +85,17 @@ AC_ARG_ENABLE(newlib-iconv-external-ccs,
   esac
 fi], [newlib_iconv_external_ccs=${newlib_iconv_external_ccs}])dnl

+dnl Support --disable-newlib-atexit-dynamic-alloc
+AC_ARG_ENABLE(newlib-atexit-dynamic-alloc,
+[  --disable-newlib-atexit-alloc    disable dynamic allocation of atexit entries],
+[if test "${newlib_atexit_dynamic_alloc+set}" != set; then
+  case "${enableval}" in
+    yes) newlib_atexit_dynamic_alloc=yes ;;
+    no)  newlib_atexit_dynamic_alloc=no  ;;
+    *)   AC_MSG_ERROR(bad value ${enableval} for newlib-atexit-dynamic-alloc option) ;;
+  esac
+ fi], [newlib_atexit_dynamic_alloc=yes])dnl
+
 NEWLIB_CONFIGURE(.)

 dnl We have to enable libtool after NEWLIB_CONFIGURE because if we try and
@ -232,6 +243,10 @@ if test "${newlib_iconv_external_ccs}" = "yes"; then
 AC_DEFINE_UNQUOTED(_ICONV_ENABLE_EXTERNAL_CCS)
 fi

+if test "${newlib_atexit_dynamic_alloc}" = "yes"; then
+AC_DEFINE_UNQUOTED(_ATEXIT_DYNAMIC_ALLOC)
+fi
+
 AC_DEFINE_UNQUOTED(_NEWLIB_VERSION,"$VERSION")

 if test "${multilib}" = "yes"; then
--- a/newlib/libc/stdlib/__atexit.c
+++ b/newlib/libc/stdlib/__atexit.c
@ -35,6 +35,9 @@ _DEFUN (__register_exitproc,
    _GLOBAL_REENT->_atexit = p = &_GLOBAL_REENT->_atexit0;
  if (p->_ind >= _ATEXIT_SIZE)
    {
+#ifndef _ATEXIT_DYNAMIC_ALLOC
+      return -1;
+#else
      p = (struct _atexit *) malloc (sizeof *p);
      if (p == NULL)
 	{
@ -49,6 +52,7 @@ _DEFUN (__register_exitproc,
 #ifndef _REENT_SMALL
      p->_on_exit_args._fntypes = 0;
      p->_on_exit_args._is_cxa = 0;
+#endif
 #endif
    }

--- a/newlib/libc/stdlib/__call_atexit.c
+++ b/newlib/libc/stdlib/__call_atexit.c
@ -61,6 +61,9 @@ _DEFUN (__call_exitprocs, (code, d),
 	    (*((void (*)(_PTR)) fn))(args->_fnargs[n]);
 	}

+#ifndef _ATEXIT_DYNAMIC_ALLOC
+      break;
+#else
      /* Move to the next block.  Free empty blocks except the last one,
 	 which is part of _GLOBAL_REENT.  */
      if (p->_ind == 0 && p->_next)
@ -79,5 +82,6 @@ _DEFUN (__call_exitprocs, (code, d),
 	  lastp = &p->_next;
 	  p = p->_next;
 	}
+#endif
    }
 }
--- a/newlib/newlib.hin
+++ b/newlib/newlib.hin
@ -34,6 +34,10 @@
 * sections.  */
 #undef  HAVE_INITFINI_ARRAY

+/* True if atexit() may dynamically allocate space for cleanup
+   functions.  */
+#undef  _ATEXIT_DYNAMIC_ALLOC
+
 /* Define if the compiler supports aliasing an array to an address.  */
 #undef  _HAVE_ARRAY_ALIASING
 /*