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[p5sagit/p5-mst-13.2.git] / Configure

diff --git a/Configure b/Configure
index 8fee5eb..f002c1a 100755 (executable)
--- a/Configure
+++ b/Configure
@@ -26,7 +26,7 @@
 
 # $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $
 #
-# Generated on Mon May 22 19:21:39 CEST 2006 [metaconfig 3.0 PL70]
+# Generated on Wed Sep 13 08:48:56 CEST 2006 [metaconfig 3.0 PL70]
 # (with additional metaconfig patches by perlbug@perl.org)
 
 cat >c1$$ <<EOF
@@ -373,6 +373,7 @@ d_void_closedir=''
 d_cmsghdr_s=''
 d_const=''
 d_copysignl=''
+d_cplusplus=''
 cryptlib=''
 d_crypt=''
 crypt_r_proto=''
@@ -4308,7 +4309,7 @@ echo "Checking for GNU cc in disguise and/or its version number..." >&4
 $cat >try.c <<EOM
 #include <stdio.h>
 int main() {
-#ifdef __GNUC__
+#if defined(__GNUC__) && !defined(__INTEL_COMPILER)
 #ifdef __VERSION__
        printf("%s\n", __VERSION__);
 #else
@@ -4953,20 +4954,6 @@ default|recommended)
                else
                        echo "Nope, it doesn't, but that's ok." 2>&1
                fi
-
-               echo "Checking if your compiler accepts -Wdeclaration-after-statement" 2>&1
-               echo 'int main(void) { return 0; }' > gcctest.c
-               if $cc -Wdeclaration-after-statement -o gcctest gcctest.c; then
-                       echo "Yes, it does." 2>&1
-                       case "$ccflags" in
-                       *-Wdeclaration-after-statement*)
-                               echo "Leaving current flags $ccflags alone." 2>&1
-                               ;;
-                       *) dflt="$dflt -Wdeclaration-after-statement" ;;
-                       esac
-               else
-                       echo "Nope, it doesn't, but that's ok." 2>&1
-               fi
                ;;
        esac
        ;;
@@ -7107,7 +7094,7 @@ int main(void)
 {
 #ifdef __GLIBC__
 #   ifdef __GLIBC_MINOR__
-#       if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
+#       if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1 && !defined(__cplusplus)
 #           include <gnu/libc-version.h>
            printf("%s\n",  gnu_get_libc_version());
 #       else
@@ -7583,12 +7570,53 @@ yes)
        esac;;
 esac'
 
+
+echo " "
+echo "Checking for C++..." >&4
+cat >try.c <<'EOCP'
+#include <stdio.h>
+int main(void)
+{
+#ifdef __cplusplus
+    printf("define\n");
+#else
+    printf("undef\n");
+#endif
+    return 0;
+}
+EOCP
+set try
+if eval $compile_ok && $run ./try >cplusplus$$; then
+       val=`$cat cplusplus$$`
+       echo "You are using a C++ compiler."
+else
+       val="$undef"
+       echo "You are not using a C++ compiler."
+fi
+$rm -f try try.* cplusplus$$
+set d_cplusplus
+eval $setvar
+
 : see if dlopen exists
 xxx_runnm="$runnm"
+xxx_ccflags="$ccflags"
 runnm=false
+: with g++ one needs -shared to get is-in-libc to work for dlopen
+case "$gccversion" in
+'')    ;;
+*)     case "$d_cplusplus" in
+       "$define") ccflags="$ccflags -shared" ;;
+       esac
+       ;;
+esac
 set dlopen d_dlopen
 eval $inlibc
 runnm="$xxx_runnm"
+ccflags="$xxx_ccflags"
+
+: see if this is a unistd.h system
+set unistd.h i_unistd
+eval $inhdr
 
 : determine which dynamic loading, if any, to compile in
 echo " "
@@ -7693,6 +7721,10 @@ EOM
 #ifdef I_STDLIB
 #include <stdlib.h>
 #endif
+#$i_unistd I_UNISTD
+#ifdef I_UNISTD
+#include <unistd.h>
+#endif
 int main() {
        char b[4];
        int i = open("a.out",O_RDONLY);
@@ -10102,10 +10134,6 @@ eval $inlibc
 set bcopy d_bcopy
 eval $inlibc
 
-: see if this is a unistd.h system
-set unistd.h i_unistd
-eval $inhdr
-
 : see if getpgrp exists
 set getpgrp d_getpgrp
 eval $inlibc
@@ -10351,6 +10379,7 @@ va_dcl
        p = va_arg(ap, char *);
 #endif
        va_end(ap);
+       return 0;
 }
 EOP
 $cat > varargs <<EOP
@@ -10505,7 +10534,7 @@ $cat >try.c <<EOCP
 #endif
 #include <sys/types.h>
 #include <signal.h>
-$signal_t blech(s) int s; { exit(3); }
+$signal_t blech(int s) { exit(3); }
 int main()
 {
        $xxx i32;
@@ -10563,11 +10592,11 @@ $cat >try.c <<EOCP
 #endif
 #include <sys/types.h>
 #include <signal.h>
-$signal_t blech(s) int s; { exit(7); }
-$signal_t blech_in_list(s) int s; { exit(4); }
-unsigned long dummy_long(p) unsigned long p; { return p; }
-unsigned int dummy_int(p) unsigned int p; { return p; }
-unsigned short dummy_short(p) unsigned short p; { return p; }
+$signal_t blech(int s) { exit(7); }
+$signal_t blech_in_list(int s) { exit(4); }
+unsigned long dummy_long(unsigned long p) { return p; }
+unsigned int dummy_int(unsigned int p) { return p; }
+unsigned short dummy_short(unsigned short p) { return p; }
 int main()
 {
        double f;
@@ -10840,7 +10869,7 @@ typedef struct spug { int drokk; } spug;
 int main()
 {
        const char *foo;
-       const spug y;
+       const spug y = { 0 };
 }
 EOCP
 if $cc -c $ccflags const.c >/dev/null 2>&1 ; then
@@ -12062,7 +12091,7 @@ extern int errno;
 #else
 #include <strings.h>
 #endif
-$signal_t blech(x) int x; { exit(3); }
+$signal_t blech(int x) { exit(3); }
 EOCP
        $cat >> try.c <<'EOCP'
 int main()
@@ -12495,7 +12524,7 @@ $cat >try.c <<EOCP
 #include <unistd.h>
 #include <fcntl.h>
 #include <signal.h>
-$signal_t blech(x) int x; { exit(3); }
+$signal_t blech(int x) { exit(3); }
 int main() {
 #if defined(F_SETLK) && defined(F_SETLKW)
      struct flock flock;
@@ -15048,7 +15077,7 @@ $cat <<EOP >try.c
 #include <signal.h>
 #ifdef SIGFPE
 $volatile int bletched = 0;
-$signal_t blech(s) int s; { bletched = 1; }
+$signal_t blech(int s) { bletched = 1; }
 #endif
 int main() {
     $uvtype u = 0;
@@ -15120,7 +15149,7 @@ $cat <<EOP >try.c
 #include <signal.h>
 #ifdef SIGFPE
 $volatile int bletched = 0;
-$signal_t blech(s) int s; { bletched = 1; }
+$signal_t blech(int s) { bletched = 1; }
 #endif
 
 int checkit($nvtype d, char *where) {
@@ -17736,7 +17765,7 @@ case "$d_u32align" in
 #define U8 $u8type
 #include <signal.h>
 #ifdef SIGBUS
-$signal_t bletch(s) int s; { exit(4); }
+$signal_t bletch(int s) { exit(4); }
 #endif
 int main() {
 #if BYTEORDER == 0x1234 || BYTEORDER == 0x4321
@@ -19536,7 +19565,7 @@ $selecttype b;
 #define NBYTES (S * 8 > MINBITS ? S : MINBITS/8)
 #define NBITS  (NBYTES * 8)
 int main() {
-    char *s = malloc(NBYTES);
+    char *s = (char *)malloc(NBYTES);
     struct timeval t;
     int i;
     FILE* fp;
@@ -21323,6 +21352,7 @@ d_closedir='$d_closedir'
 d_cmsghdr_s='$d_cmsghdr_s'
 d_const='$d_const'
 d_copysignl='$d_copysignl'
+d_cplusplus='$d_cplusplus'
 d_crypt='$d_crypt'
 d_crypt_r='$d_crypt_r'
 d_csh='$d_csh'