/[bison]/bison/doc/bison.texinfo
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revision 1.67 by akim, Mon Jul 29 17:30:33 2002 UTC revision 1.68 by eggert, Sat Sep 7 06:33:29 2002 UTC
# Line 305  This edition corresponds to version @val Line 305  This edition corresponds to version @val
305  @unnumbered Conditions for Using Bison  @unnumbered Conditions for Using Bison
306    
307  As of Bison version 1.24, we have changed the distribution terms for  As of Bison version 1.24, we have changed the distribution terms for
308  @code{yyparse} to permit using Bison's output in nonfree programs.  @code{yyparse} to permit using Bison's output in nonfree programs when
309  Formerly, Bison parsers could be used only in programs that were free  Bison is generating C code for LALR(1) parsers.  Formerly, these
310  software.  parsers could be used only in programs that were free software.
311    
312  The other GNU programming tools, such as the GNU C compiler, have never  The other GNU programming tools, such as the GNU C compiler, have never
313  had such a requirement.  They could always be used for nonfree  had such a requirement.  They could always be used for nonfree
# Line 329  encourage people to make other software Line 329  encourage people to make other software
329  practical conditions for using Bison match the practical conditions for  practical conditions for using Bison match the practical conditions for
330  using the other GNU tools.  using the other GNU tools.
331    
332    This exception applies only when Bison is generating C code for a
333    LALR(1) parser; otherwise, the GPL terms operate as usual.  You can
334    tell whether the exception applies to your @samp{.c} output file by
335    inspecting it to see whether it says ``As a special exception, when
336    this file is copied by Bison into a Bison output file, you may use
337    that output file without restriction.''
338    
339  @include gpl.texi  @include gpl.texi
340    
341  @node Concepts  @node Concepts

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