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* doc/autoconf.texi (Limitations of Builtins): More about

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case/esac.
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Akim Demaille 2002-02-07 09:45:55 +00:00
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@ -1,3 +1,8 @@
2002-02-07 Akim Demaille <akim@epita.fr>
* doc/autoconf.texi (Limitations of Builtins): More about
case/esac.
2002-02-06 Akim Demaille <akim@epita.fr>
* lib/autoconf/status.m4 (_AC_OUTPUT_COMMANDS): Don't output empty

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doc/autoconf.texi
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@ -8456,6 +8456,23 @@ bash-2.02$ @kbd{case /tmp in [\\/]*) echo OK;; esac}
OK
@end example
Some shells, such as Ash 0.3.8, are confused by empty
@code{case}/@code{esac}:
@example
ash-0.3.8 $ @kbd{case foo in esac;}
@error{}Syntax error: ";" unexpected (expecting ")")
@end example
Many shells still do not support parenthesized cases, which is a pity
for those of us using tools that rely on balanced parentheses. For
instance, Solaris 2.8's Bourne shell:
@example
$ @kbd{case foo in (foo) echo foo;; esac}
@error{}syntax error: `(' unexpected
@end example
@item @command{echo}
@c -----------------