-L option for umask

[Zefram <zefram@xxxxxxxxxxxxxxxxx>]

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This is an updated form of patch 721, which didn't get into the baseline
at that time.

 -zefram

 *** Doc/Zsh/builtins.yo	1997/03/22 14:18:58	1.11
 --- Doc/Zsh/builtins.yo	1997/03/22 14:24:37
 ***************
 *** 1107,1120 ****
   )
   findex(umask)
   cindex(umask)
 ! item(tt(umask) [ tt(-S) ] [ var(mask) ])(
   The umask is set to var(mask).  var(mask) can be either
   an octal number or a symbolic value as described in manref(chmod)(1).
 ! If var(mask) is omitted, the current value is printed.  The tt(-S)
 ! option causes the mask to be printed as a symbolic value.  Otherwise,
 ! the mask is printed as an octal number.  Note that in
   the symbolic form the permissions you specify are those which are to be
   allowed (not denied) to the users specified.
   )
   cindex(aliases, removing)
   alias(unalias)(unhash -a)
 --- 1107,1123 ----
   )
   findex(umask)
   cindex(umask)
 ! item(tt(umask) [ tt(-SL) ] [ var(mask) ])(
   The umask is set to var(mask).  var(mask) can be either
   an octal number or a symbolic value as described in manref(chmod)(1).
 ! Note that in
   the symbolic form the permissions you specify are those which are to be
   allowed (not denied) to the users specified.
 + 
 + If var(mask) is omitted, the current value is printed.  The tt(-S)
 + option causes the mask to be printed as a symbolic value.  Otherwise,
 + the mask is printed as an octal number.  The tt(-L) option causes the
 + report to be in the form of a tt(umask) command.
   )
   cindex(aliases, removing)
   alias(unalias)(unhash -a)
 *** Src/builtin.c	1997/03/22 14:19:08	1.65
 --- Src/builtin.c	1997/03/22 14:22:45
 ***************
 *** 3436,3441 ****
 --- 3436,3443 ----
       umask(um);
       /* No arguments means to display the current setting. */
       if (!s) {
 + 	if(ops['L'])
 + 	    fputs("umask ", stdout);
   	if (ops['S']) {
   	    char *who = "ugo";
   
 *** Src/hashtable.h	1997/03/22 14:19:11	1.29
 --- Src/hashtable.h	1997/03/22 14:23:28
 ***************
 *** 337,343 ****
       {NULL, "type", 0, bin_whence, 0, -1, 0, "ampf", "v"},
       {NULL, "typeset", BINF_TYPEOPTS | BINF_MAGICEQUALS | BINF_PSPECIAL, bin_typeset, 0, -1, 0, "LRUZfilrtuxm", NULL},
       {NULL, "ulimit", 0, bin_ulimit, 0, -1, 0, NULL, NULL},
 !     {NULL, "umask", 0, bin_umask, 0, 1, 0, "S", NULL},
       {NULL, "unalias", 0, bin_unhash, 1, -1, 0, "m", "a"},
       {NULL, "unfunction", 0, bin_unhash, 1, -1, 0, "m", "f"},
       {NULL, "unhash", 0, bin_unhash, 1, -1, 0, "adfm", NULL},
 --- 337,343 ----
       {NULL, "type", 0, bin_whence, 0, -1, 0, "ampf", "v"},
       {NULL, "typeset", BINF_TYPEOPTS | BINF_MAGICEQUALS | BINF_PSPECIAL, bin_typeset, 0, -1, 0, "LRUZfilrtuxm", NULL},
       {NULL, "ulimit", 0, bin_ulimit, 0, -1, 0, NULL, NULL},
 !     {NULL, "umask", 0, bin_umask, 0, 1, 0, "SL", NULL},
       {NULL, "unalias", 0, bin_unhash, 1, -1, 0, "m", "a"},
       {NULL, "unfunction", 0, bin_unhash, 1, -1, 0, "m", "f"},
       {NULL, "unhash", 0, bin_unhash, 1, -1, 0, "adfm", NULL},

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