Upgrade to Math::BigInt 1.66.

[p5sagit/p5-mst-13.2.git] / pp_sys.c

diff --git a/pp_sys.c b/pp_sys.c
index 0459349..8c9c3cc 100644 (file)
--- a/pp_sys.c
+++ b/pp_sys.c
@@ -1024,15 +1024,19 @@ PP(pp_sselect)
     Zero(&fd_sets[0], 4, char*);
 #endif
 
-#  if SELECT_MIN_BITS > 1
+#  if SELECT_MIN_BITS == 1
+    growsize = sizeof(fd_set);
+#  else
+#   if defined(__GLIBC__) && defined(__FD_SETSIZE)
+#      undef SELECT_MIN_BITS
+#      define SELECT_MIN_BITS __FD_SETSIZE
+#   endif
     /* If SELECT_MIN_BITS is greater than one we most probably will want
      * to align the sizes with SELECT_MIN_BITS/8 because for example
      * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital
      * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates
      * on (sets/tests/clears bits) is 32 bits.  */
     growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8)));
-#  else
-    growsize = sizeof(fd_set);
 #  endif
 
     sv = SP[4];
@@ -1575,7 +1579,7 @@ PP(pp_sysread)
     }
     if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) {
        buffer = SvPVutf8_force(bufsv, blen);
-       /* UTF8 may not have been set if they are all low bytes */
+       /* UTF-8 may not have been set if they are all low bytes */
        SvUTF8_on(bufsv);
     }
     else {
@@ -3080,7 +3084,7 @@ PP(pp_ftmtime)
     dSP; dTARGET;
     if (result < 0)
        RETPUSHUNDEF;
-    PUSHn( (PL_basetime - PL_statcache.st_mtime) / 86400.0 );
+    PUSHn( (((NV)PL_basetime - PL_statcache.st_mtime)) / 86400.0 );
     RETURN;
 }
 
@@ -3090,7 +3094,7 @@ PP(pp_ftatime)
     dSP; dTARGET;
     if (result < 0)
        RETPUSHUNDEF;
-    PUSHn( (PL_basetime - PL_statcache.st_atime) / 86400.0 );
+    PUSHn( (((NV)PL_basetime - PL_statcache.st_atime)) / 86400.0 );
     RETURN;
 }
 
@@ -3100,7 +3104,7 @@ PP(pp_ftctime)
     dSP; dTARGET;
     if (result < 0)
        RETPUSHUNDEF;
-    PUSHn( (PL_basetime - PL_statcache.st_ctime) / 86400.0 );
+    PUSHn( (((NV)PL_basetime - PL_statcache.st_ctime)) / 86400.0 );
     RETURN;
 }
 
@@ -3792,48 +3796,43 @@ nope:
 
 PP(pp_readdir)
 {
-#if defined(Direntry_t) && defined(HAS_READDIR)
-    dSP;
+#if !defined(Direntry_t) || !defined(HAS_READDIR)
+    DIE(aTHX_ PL_no_dir_func, "readdir");
+#else
 #if !defined(I_DIRENT) && !defined(VMS)
     Direntry_t *readdir (DIR *);
 #endif
+    dSP;
+
+    SV *sv;
+    I32 gimme = GIMME;
+    GV *gv = (GV *)POPs;
     register Direntry_t *dp;
-    GV *gv = (GV*)POPs;
     register IO *io = GvIOn(gv);
-    SV *sv;
 
     if (!io || !IoDIRP(io))
        goto nope;
 
-    if (GIMME == G_ARRAY) {
-       /*SUPPRESS 560*/
-       while ((dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) {
+    do {
+        dp = (Direntry_t *)PerlDir_read(IoDIRP(io));
+        if (!dp)
+            break;
 #ifdef DIRNAMLEN
-           sv = newSVpvn(dp->d_name, dp->d_namlen);
+        sv = newSVpvn(dp->d_name, dp->d_namlen);
 #else
-           sv = newSVpv(dp->d_name, 0);
+        sv = newSVpv(dp->d_name, 0);
 #endif
 #ifndef INCOMPLETE_TAINTS
-           if (!(IoFLAGS(io) & IOf_UNTAINT))
-               SvTAINTED_on(sv);
-#endif
-           XPUSHs(sv_2mortal(sv));
-       }
-    }
-    else {
-       if (!(dp = (Direntry_t *)PerlDir_read(IoDIRP(io))))
-           goto nope;
-#ifdef DIRNAMLEN
-       sv = newSVpvn(dp->d_name, dp->d_namlen);
-#else
-       sv = newSVpv(dp->d_name, 0);
-#endif
-#ifndef INCOMPLETE_TAINTS
-       if (!(IoFLAGS(io) & IOf_UNTAINT))
-           SvTAINTED_on(sv);
+        if (!(IoFLAGS(io) & IOf_UNTAINT))
+            SvTAINTED_on(sv);
 #endif
-       XPUSHs(sv_2mortal(sv));
+        XPUSHs(sv_2mortal(sv));
     }
+    while (gimme == G_ARRAY);
+
+    if (!dp && gimme != G_ARRAY)
+        goto nope;
+
     RETURN;
 
 nope:
@@ -3843,8 +3842,6 @@ nope:
        RETURN;
     else
        RETPUSHUNDEF;
-#else
-    DIE(aTHX_ PL_no_dir_func, "readdir");
 #endif
 }
 
@@ -5183,7 +5180,7 @@ PP(pp_gpwent)
      * char *(getespw*(...).ufld.fd_encrypt)
      * Mention HAS_GETESPWNAM here so that Configure probes for it.
      *
-     * <userpw.h> /* AIX */
+     * <userpw.h> (AIX)
      * struct userpw *getuserpw();
      * The password is in
      * char *(getuserpw(...)).spw_upw_passwd
@@ -5211,6 +5208,12 @@ PP(pp_gpwent)
      * --jhi
      */
 
+#   if defined(__CYGWIN__) && defined(USE_REENTRANT_API)
+    /* Cygwin 1.5.3-1 has buggy getpwnam_r() and getpwuid_r():
+     * the pw_comment is left uninitialized. */
+    PL_reentrant_buffer->_pwent_struct.pw_comment = NULL;
+#   endif
+
     switch (which) {
     case OP_GPWNAM:
       {