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Diffstat (limited to 'info/examples/tip/genostr.tip')
-rw-r--r-- | info/examples/tip/genostr.tip | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/info/examples/tip/genostr.tip b/info/examples/tip/genostr.tip new file mode 100644 index 0000000000..e89580297d --- /dev/null +++ b/info/examples/tip/genostr.tip @@ -0,0 +1,42 @@ +% This macro source file is from the four volume series +% "TeX in Practice" by Stephan von Bechtolsheim, published +% 1993 by Springer-Verlag, New York. +% Copyright 1993 Stephan von Bechtolsheim. +% No warranty or liability is assumed. +% This macro may be copied freely if no fees other than +% media cost or shipping charges are charged and as long +% as this copyright and the following source code itself +% is not changed. Please see the series for further information. +% +% Version: 1.0 +% Date: May 1, 1993 +% +% +% This source code is documented in 28.5.3, p. III-474. +% Original source in file "io1.TEX", starting line 1339. +\wlog{L: "genostr.tip" ["io1.TEX," l. 1339, p. III-474]}% +% This file DOES belong to format "texip." +\catcode`\@ = 11 +\newwrite\GenericOStream +\newif\if@GenericOStreamOpen +\@GenericOStreamOpenfalse +\def\OpenGenericOStream #1{% + \if@GenericOStreamOpen + \errmessage{\string\OpenGenericOStream: generic + output stream currently open.}% + \else + \global\@GenericOStreamOpentrue + \immediate\openout\GenericOStream = #1% + \fi +} +\def\CloseGenericOStream{% + \if@GenericOStreamOpen + \global\@GenericOStreamOpenfalse + \immediate\closeout\GenericOStream + \else + \errhelp{Stream not in use.}% + \errmessage{\string\CloseGenericOStream: + stream is NOT open for output.}% + \fi +} +\catcode`\@ = 12 |