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python3.2  3.2.2
Functions
grammar1.c File Reference
#include "Python.h"
#include "pgenheaders.h"
#include "grammar.h"
#include "token.h"

Go to the source code of this file.

Functions

dfaPyGrammar_FindDFA (grammar *g, register int type)
char * PyGrammar_LabelRepr (label *lb)

Function Documentation

dfa* PyGrammar_FindDFA ( grammar g,
register int  type 
)

Definition at line 12 of file grammar1.c.

{
    register dfa *d;
#if 1
    /* Massive speed-up */
    d = &g->g_dfa[type - NT_OFFSET];
    assert(d->d_type == type);
    return d;
#else
    /* Old, slow version */
    register int i;

    for (i = g->g_ndfas, d = g->g_dfa; --i >= 0; d++) {
        if (d->d_type == type)
            return d;
    }
    assert(0);
    /* NOTREACHED */
#endif
}
char* PyGrammar_LabelRepr ( label lb)

Definition at line 34 of file grammar1.c.

{
    static char buf[100];

    if (lb->lb_type == ENDMARKER)
        return "EMPTY";
    else if (ISNONTERMINAL(lb->lb_type)) {
        if (lb->lb_str == NULL) {
            PyOS_snprintf(buf, sizeof(buf), "NT%d", lb->lb_type);
            return buf;
        }
        else
            return lb->lb_str;
    }
    else {
        if (lb->lb_str == NULL)
            return _PyParser_TokenNames[lb->lb_type];
        else {
            PyOS_snprintf(buf, sizeof(buf), "%.32s(%.32s)",
                _PyParser_TokenNames[lb->lb_type], lb->lb_str);
            return buf;
        }
    }
}

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