libchill, libf2c, libobjc:

        * configure.in (AC_PREREQ): Update to 2.13.
        (AC_EXEEXT): Call to find possible file extension.
        (compiler_name): Use.
        * configure: Regenerate.
libio, libstdc++
        * configure.in: Test for ${compiler_name}.exe as well.

From-SVN: r27051

3 files changed, 48 insertions, 146 deletions

diff --git a/libf2c/ChangeLog b/libf2c/ChangeLog
index 6d16a161263..2264bb06f43 100644
--- a/libf2c/ChangeLog
+++ b/libf2c/ChangeLog
@@ -1,3 +1,10 @@
+Thu May 20 03:20:59 1999  Jeffrey A Law  (law@cygnus.com)
+
+	* configure.in (AC_EXEEXT): Remove call.  
+	(compiler_name): Explicitly check with no extension and .exe
+	extension.
+	* configure: Regenerate.
+
 Mon May 10 17:33:45 1999  Craig Burley  <craig@jcb-sc.com>
 
 	Update to Netlib version of 1999-05-10:
diff --git a/libf2c/configure b/libf2c/configure
index 75d350a3803..a1823685fe7 100755
--- a/libf2c/configure
+++ b/libf2c/configure
@@ -551,105 +551,6 @@ ac_config_sub=$ac_aux_dir/config.sub
 ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 
 
-# We have to handle 3 cases -- native, cross and canadian cross -- and
-# the extension returned from this macro needs to be treated as a possible
-# scenario and not the only one.
-echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6
-echo "configure:559: checking for Cygwin environment" >&5
-if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  cat > conftest.$ac_ext <<EOF
-#line 564 "configure"
-#include "confdefs.h"
-
-int main() {
-
-#ifndef __CYGWIN__
-#define __CYGWIN__ __CYGWIN32__
-#endif
-return __CYGWIN__;
-; return 0; }
-EOF
-if { (eval echo configure:575: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
-  rm -rf conftest*
-  ac_cv_cygwin=yes
-else
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  ac_cv_cygwin=no
-fi
-rm -f conftest*
-rm -f conftest*
-fi
-
-echo "$ac_t""$ac_cv_cygwin" 1>&6
-CYGWIN=
-test "$ac_cv_cygwin" = yes && CYGWIN=yes
-echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6
-echo "configure:592: checking for mingw32 environment" >&5
-if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  cat > conftest.$ac_ext <<EOF
-#line 597 "configure"
-#include "confdefs.h"
-
-int main() {
-return __MINGW32__;
-; return 0; }
-EOF
-if { (eval echo configure:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
-  rm -rf conftest*
-  ac_cv_mingw32=yes
-else
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -rf conftest*
-  ac_cv_mingw32=no
-fi
-rm -f conftest*
-rm -f conftest*
-fi
-
-echo "$ac_t""$ac_cv_mingw32" 1>&6
-MINGW32=
-test "$ac_cv_mingw32" = yes && MINGW32=yes
-
-
-echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:623: checking for executable suffix" >&5
-if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test "$CYGWIN" = yes || test "$MINGW32" = yes; then
-  ac_cv_exeext=.exe
-else
-  rm -f conftest*
-  echo 'int main () { return 0; }' > conftest.$ac_ext
-  ac_cv_exeext=
-  if { (eval echo configure:633: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
-    for file in conftest.*; do
-      case $file in
-      *.c | *.o | *.obj) ;;
-      *) ac_cv_exeext=`echo $file | sed -e s/conftest//` ;;
-      esac
-    done
-  else
-    { echo "configure: error: installation or configuration problem: compiler cannot create executables." 1>&2; exit 1; }
-  fi
-  rm -f conftest*
-  test x"${ac_cv_exeext}" = x && ac_cv_exeext=no
-fi
-fi
-
-EXEEXT=""
-test x"${ac_cv_exeext}" != xno && EXEEXT=${ac_cv_exeext}
-echo "$ac_t""${ac_cv_exeext}" 1>&6
-ac_exeext=$EXEEXT
-
-
 # If the language specific compiler does not exist, but the "gcc" directory 
 # does, we do not build anything. Note, $r is set by the top-level Makefile.
 # Note that when we look for the compiler, we search both with and without
@@ -657,7 +558,7 @@ ac_exeext=$EXEEXT
 compiler_name=f771
 rm -f skip-this-dir
 echo $ac_n "checking if compiler $compiler_name has been built""... $ac_c" 1>&6
-echo "configure:661: checking if compiler $compiler_name has been built" >&5
+echo "configure:562: checking if compiler $compiler_name has been built" >&5
 if eval "test \"`echo '$''{'g77_cv_compiler_exists'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -665,7 +566,7 @@ else
 if test -n "$r"; then
   if test -d "$r"/gcc; then
     if test -f "$r"/gcc/$compiler_name \
-       || test -f "$r"/gcc/$compiler_name$EXEEXT; then
+       || test -f "$r"/gcc/$compiler_name.exe; then
       true
     else
       g77_cv_compiler_exists=no
@@ -688,7 +589,7 @@ 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:692: checking for $ac_word" >&5
+echo "configure:593: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -718,7 +619,7 @@ if test -z "$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:722: checking for $ac_word" >&5
+echo "configure:623: 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
@@ -769,7 +670,7 @@ 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:773: checking for $ac_word" >&5
+echo "configure:674: 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
@@ -801,7 +702,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:805: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:706: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -812,12 +713,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 816 "configure"
+#line 717 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:821: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:722: \"$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
@@ -843,12 +744,12 @@ 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""... $ac_c" 1>&6
-echo "configure:847: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:748: checking whether the C compiler ($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""... $ac_c" 1>&6
-echo "configure:852: checking whether we are using GNU C" >&5
+echo "configure:753: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -857,7 +758,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:861: \"$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:762: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -876,7 +777,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:880: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:781: 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
@@ -916,7 +817,7 @@ else
   # 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:920: checking for $ac_word" >&5
+echo "configure:821: 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
@@ -956,7 +857,7 @@ 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""... $ac_c" 1>&6
-echo "configure:960: checking for a BSD compatible install" >&5
+echo "configure:861: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1009,7 +910,7 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:1013: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:914: 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
@@ -1038,7 +939,7 @@ fi
 
 # Sanity check for the cross-compilation case:
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1042: checking how to run the C preprocessor" >&5
+echo "configure:943: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -1053,13 +954,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1057 "configure"
+#line 958 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1063: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:964: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1070,13 +971,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1074 "configure"
+#line 975 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1080: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:981: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1087,13 +988,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 1091 "configure"
+#line 992 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1097: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:998: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1119,17 +1020,17 @@ echo "$ac_t""$CPP" 1>&6
 
 ac_safe=`echo "stdio.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for stdio.h""... $ac_c" 1>&6
-echo "configure:1123: checking for stdio.h" >&5
+echo "configure:1024: checking for stdio.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1128 "configure"
+#line 1029 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1133: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1034: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1160,7 +1061,7 @@ fi
 # (via com.h).  proj.h and com.h are in gcc/f/, config.h which they need
 # is in gcc/ and the config files are in gcc/config/.
 echo $ac_n "checking f2c integer type""... $ac_c" 1>&6
-echo "configure:1164: checking f2c integer type" >&5
+echo "configure:1065: checking f2c integer type" >&5
 # Set this back later below!
 late_ac_cpp=$ac_cpp
 late_cflags=$CFLAGS
@@ -1173,7 +1074,7 @@ ac_cpp="$late_ac_cpp -DIN_GCC -DHAVE_CONFIG_H $extra_includes"
 # the headers.
 CFLAGS="$CFLAGS -DHAVE_CONFIG_H -DIN_GCC $extra_includes"
 cat > conftest.$ac_ext <<EOF
-#line 1177 "configure"
+#line 1078 "configure"
 #include "confdefs.h"
 #include "proj.h"
 #define FFECOM_DETERMINE_TYPES 1
@@ -1182,7 +1083,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1186: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1087: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -1196,9 +1097,9 @@ CFLAGS=$late_cflags
 if eval "test \"`echo '$''{'g77_cv_sys_f2cinteger'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  echo "configure:1200: using $ac_cpp" >&5
+  echo "configure:1101: using $ac_cpp" >&5
 cat > conftest.$ac_ext <<EOF
-#line 1202 "configure"
+#line 1103 "configure"
 #include "confdefs.h"
 #include "proj.h"
 #define FFECOM_DETERMINE_TYPES 1
@@ -1220,9 +1121,9 @@ fi
 rm -f conftest*
 
 if test "$g77_cv_sys_f2cinteger" = ""; then
-echo "configure:1224: using $ac_cpp" >&5
+echo "configure:1125: using $ac_cpp" >&5
   cat > conftest.$ac_ext <<EOF
-#line 1226 "configure"
+#line 1127 "configure"
 #include "confdefs.h"
 #include "proj.h"
 #define FFECOM_DETERMINE_TYPES 1
@@ -1256,13 +1157,13 @@ F2C_INTEGER=$g77_cv_sys_f2cinteger
 
 
 echo $ac_n "checking f2c long int type""... $ac_c" 1>&6
-echo "configure:1260: checking f2c long int type" >&5
+echo "configure:1161: checking f2c long int type" >&5
 if eval "test \"`echo '$''{'g77_cv_sys_f2clongint'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  echo "configure:1264: using $ac_cpp" >&5
+  echo "configure:1165: using $ac_cpp" >&5
 cat > conftest.$ac_ext <<EOF
-#line 1266 "configure"
+#line 1167 "configure"
 #include "confdefs.h"
 #include "proj.h"
 #define FFECOM_DETERMINE_TYPES 1
@@ -1285,9 +1186,9 @@ rm -f conftest*
 
 
 if test "$g77_cv_sys_f2clongint" = ""; then
-echo "configure:1289: using $ac_cpp" >&5
+echo "configure:1190: using $ac_cpp" >&5
   cat > conftest.$ac_ext <<EOF
-#line 1291 "configure"
+#line 1192 "configure"
 #include "confdefs.h"
 #include "proj.h"
 #define FFECOM_DETERMINE_TYPES 1
@@ -1366,7 +1267,7 @@ 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:1370: checking host system type" >&5
+echo "configure:1271: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -1387,7 +1288,7 @@ 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:1391: checking target system type" >&5
+echo "configure:1292: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -1405,7 +1306,7 @@ 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:1409: checking build system type" >&5
+echo "configure:1310: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -1578,7 +1479,6 @@ s%@includedir@%$includedir%g
 s%@oldincludedir@%$oldincludedir%g
 s%@infodir@%$infodir%g
 s%@mandir@%$mandir%g
-s%@EXEEXT@%$EXEEXT%g
 s%@CC@%$CC%g
 s%@AR@%$AR%g
 s%@RANLIB@%$RANLIB%g
diff --git a/libf2c/configure.in b/libf2c/configure.in
index ea1acc2f836..a4c502c2424 100644
--- a/libf2c/configure.in
+++ b/libf2c/configure.in
@@ -35,11 +35,6 @@ dnl This is needed for a multilibbed build in the source tree so
 dnl that install-sh and config.sub get found.
 AC_CONFIG_AUX_DIR($topsrcdir)
 
-# We have to handle 3 cases -- native, cross and canadian cross -- and
-# the extension returned from this macro needs to be treated as a possible
-# scenario and not the only one.
-AC_EXEEXT
-
 # If the language specific compiler does not exist, but the "gcc" directory 
 # does, we do not build anything. Note, $r is set by the top-level Makefile.
 # Note that when we look for the compiler, we search both with and without
@@ -52,7 +47,7 @@ AC_CACHE_VAL(g77_cv_compiler_exists,
 if test -n "$r"; then
   if test -d "$r"/gcc; then
     if test -f "$r"/gcc/$compiler_name \
-       || test -f "$r"/gcc/$compiler_name$EXEEXT; then
+       || test -f "$r"/gcc/$compiler_name.exe; then
       true
     else
       g77_cv_compiler_exists=no