Updated configure script.

diff --git a/Makefile.in b/Makefile.in
index 019d606..0deff2f 100644 (file)
--- a/Makefile.in
+++ b/Makefile.in
@@ -1,5 +1,5 @@
 # Makefile for Tcl Web Robot
-# $Id: Makefile.in,v 1.2 1998/10/15 12:30:59 adam Exp $
+# $Id: Makefile.in,v 1.3 1999/02/04 21:32:00 adam Exp $
 SHELL=/bin/sh
 
 # Version
@@ -27,6 +27,7 @@ INSTALL=@INSTALL@
 INSTALL_PROGRAM=@INSTALL_PROGRAM@
 INSTALL_DATA=@INSTALL_DATA@
 RANLIB=@RANLIB@
+CC=@CC@
 
 SHLIB_LD = @SHLIB_LD@
 SHLIB_CFLAGS = @SHLIB_CFLAGS@

diff --git a/configure b/configure
index 557443c..28cbc14 100755 (executable)
--- a/configure
+++ b/configure
@@ -518,9 +518,6 @@ else
 fi
 
 
-CC=${CC-cc}
-
-
 
 
 
@@ -559,7 +556,7 @@ ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 # 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""... $ac_c" 1>&6
-echo "configure:563: checking for a BSD compatible install" >&5
+echo "configure:560: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -608,12 +605,211 @@ test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
 
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
+# 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:612: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$RANLIB"; then
+  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
+else
+  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+  for ac_dir in $PATH; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_RANLIB="ranlib"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
+fi
+fi
+RANLIB="$ac_cv_prog_RANLIB"
+if test -n "$RANLIB"; then
+  echo "$ac_t""$RANLIB" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+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:641: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+  for ac_dir in $PATH; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_CC="gcc"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+fi
+fi
+CC="$ac_cv_prog_CC"
+if test -n "$CC"; then
+  echo "$ac_t""$CC" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+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:670: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+  ac_prog_rejected=no
+  for ac_dir in $PATH; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
+        ac_prog_rejected=yes
+       continue
+      fi
+      ac_cv_prog_CC="cc"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+if test $ac_prog_rejected = yes; then
+  # We found a bogon in the path, so make sure we never use it.
+  set dummy $ac_cv_prog_CC
+  shift
+  if test $# -gt 0; then
+    # We chose a different compiler from the bogus one.
+    # However, it has the same basename, so the bogon will be chosen
+    # first if we set CC to just the basename; use the full file name.
+    shift
+    set dummy "$ac_dir/$ac_word" "$@"
+    shift
+    ac_cv_prog_CC="$@"
+  fi
+fi
+fi
+fi
+CC="$ac_cv_prog_CC"
+if test -n "$CC"; then
+  echo "$ac_t""$CC" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
+fi
+
+echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
+echo "configure:718: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+
+ac_ext=c
+# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cc_cross
+
+cat > conftest.$ac_ext <<EOF
+#line 728 "configure"
+#include "confdefs.h"
+main(){return(0);}
+EOF
+if { (eval echo configure:732: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+  ac_cv_prog_cc_works=yes
+  # If we can't run a trivial program, we are probably using a cross compiler.
+  if (./conftest; exit) 2>/dev/null; then
+    ac_cv_prog_cc_cross=no
+  else
+    ac_cv_prog_cc_cross=yes
+  fi
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  ac_cv_prog_cc_works=no
+fi
+rm -fr conftest*
+
+echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
+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""... $ac_c" 1>&6
+echo "configure:752: checking whether the C compiler ($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""... $ac_c" 1>&6
+echo "configure:757: checking whether we are using GNU C" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.c <<EOF
+#ifdef __GNUC__
+  yes;
+#endif
+EOF
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:766: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+  ac_cv_prog_gcc=yes
+else
+  ac_cv_prog_gcc=no
+fi
+fi
+
+echo "$ac_t""$ac_cv_prog_gcc" 1>&6
+
+if test $ac_cv_prog_gcc = yes; then
+  GCC=yes
+  ac_test_CFLAGS="${CFLAGS+set}"
+  ac_save_CFLAGS="$CFLAGS"
+  CFLAGS=
+  echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
+echo "configure:781: checking whether ${CC-cc} accepts -g" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  echo 'void f(){}' > conftest.c
+if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
+  ac_cv_prog_cc_g=yes
+else
+  ac_cv_prog_cc_g=no
+fi
+rm -f conftest*
+
+fi
+
+echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
+  if test "$ac_test_CFLAGS" = set; then
+    CFLAGS="$ac_save_CFLAGS"
+  elif test $ac_cv_prog_cc_g = yes; then
+    CFLAGS="-g -O2"
+  else
+    CFLAGS="-O2"
+  fi
+else
+  GCC=
+  test "${CFLAGS+set}" = set || CFLAGS="-g"
+fi
+
 if test "x$prefix" = xNONE; then
 echo $ac_n "checking for prefix by $ac_c" 1>&6
 # Extract the first word of "tclsh", so it can be a program name with args.
 set dummy tclsh; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:617: checking for $ac_word" >&5
+echo "configure:813: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TCLSH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -652,7 +848,7 @@ echo $ac_n "checking for prefix by $ac_c" 1>&6
 # Extract the first word of "tclsh8.1", so it can be a program name with args.
 set dummy tclsh8.1; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:656: checking for $ac_word" >&5
+echo "configure:852: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TCLSH8.1'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -692,7 +888,7 @@ echo $ac_n "checking for prefix by $ac_c" 1>&6
 # Extract the first word of "tclsh8.0", so it can be a program name with args.
 set dummy tclsh8.0; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:696: checking for $ac_word" >&5
+echo "configure:892: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TCLSH8.0'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -732,7 +928,7 @@ echo $ac_n "checking for prefix by $ac_c" 1>&6
 # Extract the first word of "tclsh7.6", so it can be a program name with args.
 set dummy tclsh7.6; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:736: checking for $ac_word" >&5
+echo "configure:932: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TCLSH7.6'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -772,7 +968,7 @@ echo $ac_n "checking for prefix by $ac_c" 1>&6
 # Extract the first word of "tclsh7.5", so it can be a program name with args.
 set dummy tclsh7.5; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:776: checking for $ac_word" >&5
+echo "configure:972: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TCLSH7.5'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -807,7 +1003,7 @@ fi
 
 fi
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:811: checking how to run the C preprocessor" >&5
+echo "configure:1007: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -822,13 +1018,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 826 "configure"
+#line 1022 "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:832: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1028: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -839,13 +1035,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 843 "configure"
+#line 1039 "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:849: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1045: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -868,12 +1064,12 @@ fi
 echo "$ac_t""$CPP" 1>&6
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:872: checking for ANSI C header files" >&5
+echo "configure:1068: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 877 "configure"
+#line 1073 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -881,7 +1077,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:885: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1081: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -898,7 +1094,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 902 "configure"
+#line 1098 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -916,7 +1112,7 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 920 "configure"
+#line 1116 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -937,7 +1133,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 941 "configure"
+#line 1137 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -948,7 +1144,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:952: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1148: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -981,7 +1177,7 @@ else
 fi
 if test -r ${tryprefix}/lib/tclConfig.sh; then
        echo $ac_n "checking for Tcl""... $ac_c" 1>&6
-echo "configure:985: checking for Tcl" >&5
+echo "configure:1181: checking for Tcl" >&5
        . ${tryprefix}/lib/tclConfig.sh
        TCLLIB="${TCL_LIB_SPEC} ${TCL_LIBS}"
        TCLINC=-I${TCL_PREFIX}/include
@@ -995,7 +1191,7 @@ else
        echo "configure: warning: Didn't find Tcl" 1>&2
 fi
 echo $ac_n "checking for Tk""... $ac_c" 1>&6
-echo "configure:999: checking for Tk" >&5
+echo "configure:1195: checking for Tk" >&5
 if test -r ${tryprefix}/lib/tkConfig.sh; then
        . ${tryprefix}/lib/tkConfig.sh
        echo "$ac_t""$TK_VERSION" 1>&6
@@ -1147,7 +1343,6 @@ s%@includedir@%$includedir%g
 s%@oldincludedir@%$oldincludedir%g
 s%@infodir@%$infodir%g
 s%@mandir@%$mandir%g
-s%@CC@%$CC%g
 s%@TCLLIB@%$TCLLIB%g
 s%@TKLIB@%$TKLIB%g
 s%@TCLINC@%$TCLINC%g
@@ -1156,9 +1351,10 @@ s%@SHLIB_CFLAGS@%$SHLIB_CFLAGS%g
 s%@SHLIB_LD@%$SHLIB_LD%g
 s%@SHLIB_SUFFIX@%$SHLIB_SUFFIX%g
 s%@SHLIB_VERSION@%$SHLIB_VERSION%g
-s%@RANLIB@%$RANLIB%g
 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
 s%@INSTALL_DATA@%$INSTALL_DATA%g
+s%@RANLIB@%$RANLIB%g
+s%@CC@%$CC%g
 s%@TCLSH@%$TCLSH%g
 s%@TCLSH8.1@%$TCLSH8.1%g
 s%@TCLSH8.0@%$TCLSH8.0%g

diff --git a/configure.in b/configure.in
index 010f9d5..5f22980 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,11 +1,9 @@
 dnl Web robot toolkit for tcl
 dnl (c) Index Data 1996-1998
 dnl See the file LICENSE for details.
-dnl $Id: configure.in,v 1.2 1998/10/15 12:31:00 adam Exp $
+dnl $Id: configure.in,v 1.3 1999/02/04 21:32:02 adam Exp $
 AC_INIT(tclrobot.h)
-CC=${CC-cc}
 dnl ------ Substitutions
-AC_SUBST(CC)
 AC_SUBST(TCLLIB)
 AC_SUBST(TKLIB)
 AC_SUBST(TCLINC)
@@ -14,9 +12,10 @@ AC_SUBST(SHLIB_CFLAGS)
 AC_SUBST(SHLIB_LD)
 AC_SUBST(SHLIB_SUFFIX)
 AC_SUBST(SHLIB_VERSION)
-AC_SUBST(RANLIB)
 dnl ------ Preliminary settings
 AC_PROG_INSTALL
+AC_PROG_RANLIB
+AC_PROG_CC
 AC_PREFIX_PROGRAM(tclsh)
 if test "x$prefix" = xNONE; then
         AC_PREFIX_PROGRAM(tclsh8.1)