Re: Concatenating word lists in GNU make

[Paul D. Smith]

%% Chad Loder <address@hidden> writes:

  cl> CLASSPATH=/c/foo.jar /c/bar.jar

  cl> Needs to be joined into:

  cl> /c/foo.jar:/c/bar.jar

 E = # empty
 S = $E $E# space

 PATH = $(subst $S,:,$(CLASSPATH))

  cl> P.S. - Also, is there a way to accomplish the reverse? In other
  cl> words, tokenizing a string into a wordlist based on 1 or more
  cl> token characters? Maybe make needs "explode" and "implode" functions
  cl> like they have in other macro languages.

Subst does that, too.

  CLASSPATH = $(subst :, ,$(PATH))

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 Paul D. Smith <address@hidden>          Find some GNU make tips at:
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