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a top-level API for parsing in the C runtime

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This commit is contained in:
kr.angelov
2012-12-13 14:44:33 +00:00
parent 60942c440a
commit 2ba632dc9f
10 changed files with 138 additions and 91 deletions
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23
src/runtime/c/pgf/pgf.h
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@@ -28,6 +28,7 @@
#include <gu/exn.h>
#include <gu/mem.h>
#include <gu/map.h>
#include <gu/enum.h>
#include <gu/string.h>
@@ -37,19 +38,21 @@ extern GU_DECLARE_TYPE(PgfCId, typedef);
extern GU_DECLARE_TYPE(PgfExn, abstract);
/// A single lexical token
typedef GuString PgfToken;
/// @name PGF Grammar objects
/// @{
typedef struct PgfPGF PgfPGF;
extern GU_DECLARE_TYPE(PgfPGF, struct);
typedef struct PgfConcr PgfConcr;
extern GU_DECLARE_TYPE(PgfConcr, struct);
/**< A representation of a PGF grammar.
*/
#include <pgf/expr.h>
#include <pgf/lexer.h>
PgfPGF*
pgf_read(const char* fpath,
@@ -103,8 +106,16 @@ pgf_iter_functions_by_cat(PgfPGF* pgf, PgfCId catname,
GuString
pgf_print_name(PgfConcr*, PgfCId id);
#include <gu/type.h>
extern GU_DECLARE_TYPE(PgfPGF, struct);
void
pgf_linearize(PgfConcr* concr, PgfExpr expr, GuWriter* wtr, GuExn* err);
GuEnum*
pgf_parse(PgfConcr* concr, PgfCId cat, PgfLexer *lexer, GuPool* pool);
// an experimental function. Please don't use it
void
pgf_print_chunks(PgfConcr* concr, PgfCId cat, PgfLexer *lexer, GuPool* pool);
/// @}