akr	2011-10-24 22:49:58 +0900 (Mon, 24 Oct 2011)

  New Revision: 33520

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=33520

  Log:
    * io.c: use "__sun" instead of "sun" to detect SunOS.
    
    * dln.c: ditto.
    
    * cont.c: ditto.
    
    * ext/sdbm/_sdbm.c: ditto.
    
    [ruby-dev:44693]

  Modified files:
    trunk/ChangeLog
    trunk/cont.c
    trunk/dln.c
    trunk/ext/sdbm/_sdbm.c
    trunk/io.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 33519)
+++ ChangeLog	(revision 33520)
@@ -1,3 +1,15 @@
+Mon Oct 24 22:45:37 2011  Tanaka Akira  <akr@f...>
+
+	* io.c: use "__sun" instead of "sun" to detect SunOS.
+
+	* dln.c: ditto.
+
+	* cont.c: ditto.
+
+	* ext/sdbm/_sdbm.c: ditto.
+
+	[ruby-dev:44693]
+
 Mon Oct 24 22:38:08 2011  Tanaka Akira  <akr@f...>
 
 	* ext/pty/pty.c (get_device_once): delay rb_fd_set_cloexec() until
Index: io.c
===================================================================
--- io.c	(revision 33519)
+++ io.c	(revision 33520)
@@ -35,7 +35,7 @@
 # define NO_SAFE_RENAME
 #endif
 
-#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(sun) || defined(_nec_ews)
+#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__sun) || defined(_nec_ews)
 # define USE_SETVBUF
 #endif
 
@@ -4649,18 +4649,18 @@
 {
     FILE *file;
 
-#if defined(sun)
+#if defined(__sun)
     errno = 0;
 #endif
     file = fdopen(fd, modestr);
     if (!file) {
 	if (
-#if defined(sun)
+#if defined(__sun)
 	    errno == 0 ||
 #endif
 	    errno == EMFILE || errno == ENFILE) {
 	    rb_gc();
-#if defined(sun)
+#if defined(__sun)
 	    errno = 0;
 #endif
 	    file = fdopen(fd, modestr);
@@ -4668,7 +4668,7 @@
 	if (!file) {
 #ifdef _WIN32
 	    if (errno == 0) errno = EINVAL;
-#elif defined(sun)
+#elif defined(__sun)
 	    if (errno == 0) errno = EMFILE;
 #endif
 	    rb_sys_fail(0);
Index: dln.c
===================================================================
--- dln.c	(revision 33519)
+++ dln.c	(revision 33520)
@@ -228,7 +228,7 @@
 #define RELOC_TARGET_SIZE(r)		((r)->r_length)
 #endif
 
-#if defined(sun) && defined(sparc)
+#if defined(__sun) && defined(sparc)
 /* Sparc (Sun 4) macros */
 #  undef relocation_info
 #  define relocation_info reloc_info_sparc
@@ -530,7 +530,7 @@
 {
     int datum;
     char *address;
-#if defined(sun) && defined(sparc)
+#if defined(__sun) && defined(sparc)
     unsigned int mask = 0;
 #endif
 
@@ -539,7 +539,7 @@
     datum = arg->value;
 
     if (R_PCREL(&(undef->reloc))) datum -= undef->base;
-#if defined(sun) && defined(sparc)
+#if defined(__sun) && defined(sparc)
     datum += undef->reloc.r_addend;
     datum >>= R_RIGHTSHIFT(&(undef->reloc));
     mask = (1 << R_BITSIZE(&(undef->reloc))) - 1;
@@ -763,7 +763,7 @@
 	while (rel < rel_end) {
 	    char *address = (char*)(rel->r_address + block);
 	    long datum = 0;
-#if defined(sun) && defined(sparc)
+#if defined(__sun) && defined(sparc)
 	    unsigned int mask = 0;
 #endif
 
@@ -798,7 +798,7 @@
 	    } /* end .. is static */
 	    if (R_PCREL(rel)) datum -= block;
 
-#if defined(sun) && defined(sparc)
+#if defined(__sun) && defined(sparc)
 	    datum += rel->r_addend;
 	    datum >>= R_RIGHTSHIFT(rel);
 	    mask = (1 << R_BITSIZE(rel)) - 1;
Index: ext/sdbm/_sdbm.c
===================================================================
--- ext/sdbm/_sdbm.c	(revision 33519)
+++ ext/sdbm/_sdbm.c	(revision 33520)
@@ -110,7 +110,7 @@
 /*
  * externals
  */
-#if !defined sun && !defined _WIN32 && !defined __CYGWIN__ && !defined(errno)
+#if !defined(__sun) && !defined(_WIN32) && !defined(__CYGWIN__) && !defined(errno)
 extern int errno;
 #endif
 
Index: cont.c
===================================================================
--- cont.c	(revision 33519)
+++ cont.c	(revision 33520)
@@ -15,7 +15,7 @@
 #include "gc.h"
 #include "eval_intern.h"
 
-#if ((defined(_WIN32) && _WIN32_WINNT >= 0x0400) || (defined(HAVE_GETCONTEXT) && defined(HAVE_SETCONTEXT))) && !defined(__NetBSD__) && !defined(sun) && !defined(FIBER_USE_NATIVE)
+#if ((defined(_WIN32) && _WIN32_WINNT >= 0x0400) || (defined(HAVE_GETCONTEXT) && defined(HAVE_SETCONTEXT))) && !defined(__NetBSD__) && !defined(__sun) && !defined(FIBER_USE_NATIVE)
 #define FIBER_USE_NATIVE 1
 
 /* FIBER_USE_NATIVE enables Fiber performance improvement using system

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