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lalr: print the 'reads' relation

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* src/relation.h, src/relation.c (relation_print): Accept and use a
title.
Don't print empty rows.
Indent the output.
Adjust dependencies.
* src/lalr.c (initialize_goto_follows): Print 'reads' in traces.
This commit is contained in:
Akim Demaille
2019-02-26 06:55:07 +01:00
parent 5255b919ae
commit a415a78d71
4 changed files with 25 additions and 31 deletions
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34
src/relation.c
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@@ -27,17 +27,21 @@
#include "relation.h"
void
relation_print (relation r, relation_node size,
relation_print (const char *title,
relation r, relation_node size,
relation_node_print print, FILE *out)
{
if (title)
fprintf (out, "%s:\n", title);
for (size_t i = 0; i < size; ++i)
{
if (print)
print (i, out);
else
fprintf (out, "%3lu", (unsigned long) i);
fputc (':', out);
if (r[i])
if (r[i])
{
fputs (" ", out);
if (print)
print (i, out);
else
fprintf (out, "%3lu", (unsigned long) i);
fputc (':', out);
for (relation_node j = 0; r[i][j] != END_NODE; ++j)
{
fputc (' ', out);
@@ -46,8 +50,8 @@ relation_print (relation r, relation_node size,
else
fprintf (out, "%3lu", (unsigned long) r[i][j]);
}
fputc ('\n', out);
}
fputc ('\n', out);
}
fputc ('\n', out);
}
@@ -130,10 +134,7 @@ relation_transpose (relation *R_arg, relation_node size)
relation r = *R_arg;
if (trace_flag & trace_sets)
{
fputs ("relation_transpose: input\n", stderr);
relation_print (r, size, NULL, stderr);
}
relation_print ("relation_transpose", r, size, NULL, stderr);
/* Count. */
/* NEDGES[I] -- total size of NEW_R[I]. */
@@ -175,10 +176,7 @@ relation_transpose (relation *R_arg, relation_node size)
free (r);
if (trace_flag & trace_sets)
{
fputs ("relation_transpose: output\n", stderr);
relation_print (new_R, size, NULL, stderr);
}
relation_print ("relation_transpose: output", new_R, size, NULL, stderr);
*R_arg = new_R;
}