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* Basic grammar and parser for the Fix language. We use libsglr and

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friends to do the parsing.  The parse table is embedded in the Fix
  executable using bin2c, which converts an arbitrary file into a C
  character array.
This commit is contained in:
Eelco Dolstra 2003-10-29 16:05:03 +00:00
parent 4d728f6a36
commit b95a3dc45b
6 changed files with 298 additions and 7 deletions
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7
src/fix-ng/fix.cc
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@ -1,13 +1,12 @@
#include <map>
#include <iostream>
#include "parser.hh"
#include "globals.hh"
#include "normalise.hh"
#include "shared.hh"
typedef ATerm Expr;
typedef map<ATerm, ATerm> NormalForms;
typedef map<Path, PathSet> PkgPaths;
typedef map<Path, Hash> PkgHashes;
@ -406,9 +405,7 @@ static Expr evalFile(EvalState & state, const Path & relPath)
{
Path path = searchPath(state.searchDirs, relPath);
Nest nest(lvlTalkative, format("evaluating file `%1%'") % path);
Expr e = ATreadFromNamedFile(path.c_str());
if (!e)
throw Error(format("unable to read a term from `%1%'") % path);
Expr e = parseExprFromFile(path);
return evalExpr(state, e);
}