code review 35900045: lib9, libmach, cmd/dist, go/build: add support for GOOS...

src/cmd/dist/unix.c

 // Copyright 2012 The Go Authors.  All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
 // These #ifdefs are being used as a substitute for
 // build configuration, so that on any system, this
 // tool can be built with the local equivalent of
 //      cc *.c
 //
 #ifndef WIN32
@@ skipping 670 matching lines @@
         gohostos = "freebsd";
 #elif defined(__FreeBSD_kernel__)
         // detect debian/kFreeBSD.·
         // http://wiki.debian.org/Debian_GNU/kFreeBSD_FAQ#Q._How_do_I_detect_kfreebsd_with_preprocessor_directives_in_a_C_program.3F
         gohostos = "freebsd";···
 #elif defined(__OpenBSD__)
         gohostos = "openbsd";
 #elif defined(__NetBSD__)
         gohostos = "netbsd";
 #elif defined(__sun) && defined(__SVR4)
-        gohostos = "sunos";
-        // Even on 64-bit platform, sunos uname -m prints i86pc.
+        gohostos = "solaris";
+        // Even on 64-bit platform, solaris uname -m prints i86pc.
         run(&b, nil, 0, "isainfo", "-n", nil);
         if(contains(bstr(&b), "amd64"))
                 gohostarch = "amd64";
         if(contains(bstr(&b), "i386"))
                 gohostarch = "386";
 #else
-        if(gohostos == nil)
-                fatal("unknown operating system: %s", u.sysname);
+        fatal("unknown operating system");
 #endif
 
         if(gohostarch == nil) {
                 if(uname(&u) < 0)
                         fatal("uname: %s", strerror(errno));
                 if(contains(u.machine, "x86_64") || contains(u.machine, "amd64"))
                         gohostarch = "amd64";
                 else if(hassuffix(u.machine, "86"))
                         gohostarch = "386";
                 else if(contains(u.machine, "arm"))
@@ skipping 124 matching lines @@
 cansse2(void)
 {
         int info[4];
 ········
         __cpuid(info, 1);
         return (info[3] & (1<<26)) != 0;        // SSE2
 }
 
 #endif // PLAN9
 #endif // __WINDOWS__