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* data/Makefile.am (dist_pkgdata_DATA): Add push.c.

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* data/c.m4 (YYPUSH): New.
(b4_push_if): New macro.  Use it instead of #ifdef YYPUSH.
* src/getargs.c (push_parser): New var.
* src/getargs.h (push_parser): New declaration.
* src/output.c (prepare): Add macro insertion of `push_flag'.
* src/parse-gram.y (PERCENT_PUSH_PARSER): New token.
(prologue_declaration): Parse %push-parser.
* src/scan-gram.l: Scan new PERCENT_PUSH_PARSER token.
* tests/calc.at (_AT_CHECK_CALC_ERROR): Add "Return" and "Now" to
list of removed lines from the traces observed.
(AT_CHECK_CALC_LALR): Added push parser tests.
This commit is contained in:
Paul Eggert
2006-09-15 15:56:26 +00:00
parent 21fe08cadc
commit 31c10e38db
10 changed files with 1842 additions and 2 deletions
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5
src/getargs.h
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@@ -53,6 +53,11 @@ extern bool glr_parser;
extern bool pure_parser;
/* PUSH_PARSER is true if should generate a parser that is capable of being
called asynchronously. Is must be pure and reentrant. */
extern bool push_parser;
/* NONDETERMINISTIC_PARSER is true iff conflicts are accepted. This
is used by the GLR parser, and might be used in BackTracking
parsers too. */