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Diff for /src/usr.bin/make/make.1 between version 1.100 and 1.101

version 1.100, 2012/10/12 21:44:19 version 1.101, 2013/02/04 14:44:58
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 is removed; if the value is being appended, a single space is inserted  is removed; if the value is being appended, a single space is inserted
 between the previous contents of the variable and the appended value.  between the previous contents of the variable and the appended value.
 .Pp  .Pp
   Several extended assignment operators may be combined together.
   For instance,
   .Bd -literal -offset indent
   A ?!= cmd
   .Ed
   .Pp
   will only run
   .Qq cmd
   and put its output into
   .Va A
   if
   .Va A
   is not yet defined.
   .Pp
 Variables are expanded by surrounding the variable name with either  Variables are expanded by surrounding the variable name with either
 curly braces  curly braces
 .Pq Ql {}  .Pq Ql {}
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 .Pp  .Pp
 If the same target is specified several times in complete target rules,  If the same target is specified several times in complete target rules,
 .Nm  .Nm
 ignores all commands after the first non empty set of commands,  silently ignores all commands after the first non empty set of commands,
 e.g., in  e.g., in
 .Bd -literal -offset indent  .Bd -literal -offset indent
 a:  a:
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 .Ed  .Ed
 .Pp  .Pp
 the test will never match, even though the value is correct.  the test will never match, even though the value is correct.
 .Pp  
 The conditional handler is incredibly lame.  
 Junk such as  
 .Pp  
 .Dl \&.if defined anything goes (A)  
 .Pp  
 will be accepted silently.  
 .Pp  .Pp
 In a .for loop, only the variable value is used; assignments will be  In a .for loop, only the variable value is used; assignments will be
 evaluated later, e.g., in  evaluated later, e.g., in
Legend:
Removed from v.1.100  
changed lines
  Added in v.1.101