X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fhost-os.m4;h=86318971f9c8013b3289a8c1cfbbf8162b7c43c4;hb=7ef6c64e210ac0979d7e8ac69bc5b5208c2405ab;hp=f520e385a848b606417faa9e71bcef21886d2f6a;hpb=17bb591e8161a8f925d4239a8e5b040dc5842046;p=gnulib.git

diff --git a/m4/host-os.m4 b/m4/host-os.m4
index f520e385a..86318971f 100644
--- a/m4/host-os.m4
+++ b/m4/host-os.m4
@@ -1,74 +1,83 @@
-#serial 3
+# serial 9
+
+# Copyright (C) 2001, 2003-2004, 2006, 2009-2014 Free Software Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# Written by Paul Eggert.
 
 dnl From Paul Eggert.
 
 # Define HOST_OPERATING_SYSTEM to a name for the host operating system.
-AC_DEFUN([UTILS_HOST_OS],
+AC_DEFUN([gl_HOST_OS],
 [
+  AC_REQUIRE([AC_CANONICAL_HOST])dnl
   AC_CACHE_CHECK([host operating system],
-    utils_cv_host_operating_system,
+    gl_cv_host_operating_system,
 
     [[case $host_os in
 
        # These operating system names do not use the default heuristic below.
        # They are in reverse order, so that more-specific prefixes come first.
-       winnt*)		os='Windows NT';;
-       vos*)		os='VOS';;
-       sysv*)		os='Unix System V';;
-       superux*)	os='SUPER-UX';;
-       sunos*)		os='SunOS';;
-       stop*)		os='STOP';;
-       sco*)		os='SCO Unix';;
-       riscos*)		os='RISC OS';;
-       riscix*)		os='RISCiX';;
-       qnx*)		os='QNX';;
-       pw32*)		os='PW32';;
-       ptx*)		os='ptx';;
-       plan9*)		os='Plan 9';;
-       osf*)		os='Tru64';;
-       os2*)		os='OS/2';;
-       openbsd*)	os='OpenBSD';;
-       nsk*)		os='NonStop Kernel';;
-       nonstopux*)	os='NonStop-UX';;
-       netbsd*-gnu)	os='GNU/NetBSD';; # NetBSD kernel+libc, GNU userland
-       netbsd*)		os='NetBSD';;
-       knetbsd*-gnu)	os='GNU/KNetBSD';; # NetBSD kernel, GNU libc+userland
-       kfreebsd*-gnu)	os='GNU/KFreeBSD';; # FreeBSD kernel, GNU libc+userland
-       msdosdjgpp*)	os='DJGPP';;
-       mpeix*)		os='MPE/iX';;
-       mint*)		os='MiNT';;
-       mingw*)		os='MinGW';;
-       lynxos*)		os='LynxOS';;
-       linux*)		os='GNU/Linux';;
-       hpux*)		os='HP-UX';;
-       hiux*)		os='HI-UX';;
-       gnu*)		os='GNU';;
-       freebsd*)	os='FreeBSD';;
-       dgux*)		os='DG/UX';;
-       bsdi*)		os='BSD/OS';;
-       bsd*)		os='BSD';;
-       beos*)		os='BeOS';;
-       aux*)		os='A/UX';;
-       atheos*)		os='AtheOS';;
-       amigaos*)	os='Amiga OS';;
-       aix*)		os='AIX';;
+       winnt*)          os='Windows NT';;
+       vos*)            os='VOS';;
+       sysv*)           os='Unix System V';;
+       superux*)        os='SUPER-UX';;
+       sunos*)          os='SunOS';;
+       stop*)           os='STOP';;
+       sco*)            os='SCO Unix';;
+       riscos*)         os='RISC OS';;
+       riscix*)         os='RISCiX';;
+       qnx*)            os='QNX';;
+       pw32*)           os='PW32';;
+       ptx*)            os='ptx';;
+       plan9*)          os='Plan 9';;
+       osf*)            os='Tru64';;
+       os2*)            os='OS/2';;
+       openbsd*)        os='OpenBSD';;
+       nsk*)            os='NonStop Kernel';;
+       nonstopux*)      os='NonStop-UX';;
+       netbsd*-gnu*)    os='GNU/NetBSD';; # NetBSD kernel+libc, GNU userland
+       netbsd*)         os='NetBSD';;
+       mirbsd*)         os='MirBSD';;
+       knetbsd*-gnu)    os='GNU/kNetBSD';; # NetBSD kernel, GNU libc+userland
+       kfreebsd*-gnu)   os='GNU/kFreeBSD';; # FreeBSD kernel, GNU libc+userland
+       msdosdjgpp*)     os='DJGPP';;
+       mpeix*)          os='MPE/iX';;
+       mint*)           os='MiNT';;
+       mingw*)          os='MinGW';;
+       lynxos*)         os='LynxOS';;
+       linux*)          os='GNU/Linux';;
+       hpux*)           os='HP-UX';;
+       hiux*)           os='HI-UX';;
+       gnu*)            os='GNU';;
+       freebsd*)        os='FreeBSD';;
+       dgux*)           os='DG/UX';;
+       bsdi*)           os='BSD/OS';;
+       bsd*)            os='BSD';;
+       beos*)           os='BeOS';;
+       aux*)            os='A/UX';;
+       atheos*)         os='AtheOS';;
+       amigaos*)        os='Amiga OS';;
+       aix*)            os='AIX';;
 
        # The default heuristic takes the initial alphabetic string
        # from $host_os, but capitalizes its first letter.
        [A-Za-z]*)
-	 os=`
-	   expr "X$host_os" : 'X\([A-Za-z]\)' | tr '[a-z]' '[A-Z]'
-	 ``
-	   expr "X$host_os" : 'X.\([A-Za-z]*\)'
-	 `
-	 ;;
+         os=`
+           expr "X$host_os" : 'X\([A-Za-z]\)' | LC_ALL=C tr '[a-z]' '[A-Z]'
+         ``
+           expr "X$host_os" : 'X.\([A-Za-z]*\)'
+         `
+         ;;
 
        # If $host_os does not start with an alphabetic string, use it unchanged.
        *)
-	 os=$host_os;;
+         os=$host_os;;
      esac
-     utils_cv_host_operating_system=$os]])
-  AC_DEFINE_UNQUOTED(HOST_OPERATING_SYSTEM,
-    "$utils_cv_host_operating_system",
+     gl_cv_host_operating_system=$os]])
+  AC_DEFINE_UNQUOTED([HOST_OPERATING_SYSTEM],
+    "$gl_cv_host_operating_system",
     [The host operating system.])
 ])