From 0859e438ebbba71a1d521d60ce4f3b4fc0998b80 Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Fri, 22 Oct 2004 23:10:07 +0000 Subject: [PATCH] (relation_print, traverse, relation_transpose): Check for END_NODE rather than looking at sign. --- src/relation.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/src/relation.c b/src/relation.c index 8f97fa99..38b1e825 100644 --- a/src/relation.c +++ b/src/relation.c @@ -35,7 +35,7 @@ relation_print (relation r, size_t size, FILE *out) { fprintf (out, "%3d: ", i); if (r[i]) - for (j = 0; r[i][j] != -1; ++j) + for (j = 0; r[i][j] != END_NODE; ++j) fprintf (out, "%3d ", r[i][j]); fputc ('\n', out); } @@ -67,7 +67,7 @@ traverse (int i) INDEX[i] = height = top; if (R[i]) - for (j = 0; R[i][j] >= 0; ++j) + for (j = 0; R[i][j] != END_NODE; ++j) { if (INDEX[R[i][j]] == 0) traverse (R[i][j]); @@ -143,7 +143,7 @@ relation_transpose (relation *R_arg, int n) /* Count. */ for (i = 0; i < n; i++) if ((*R_arg)[i]) - for (j = 0; (*R_arg)[i][j] >= 0; ++j) + for (j = 0; (*R_arg)[i][j] != END_NODE; ++j) ++nedges[(*R_arg)[i][j]]; /* Allocate. */ @@ -151,7 +151,7 @@ relation_transpose (relation *R_arg, int n) if (nedges[i] > 0) { relation_node *sp = CALLOC (sp, nedges[i] + 1); - sp[nedges[i]] = -1; + sp[nedges[i]] = END_NODE; new_R[i] = sp; end_R[i] = sp; } @@ -159,7 +159,7 @@ relation_transpose (relation *R_arg, int n) /* Store. */ for (i = 0; i < n; i++) if ((*R_arg)[i]) - for (j = 0; (*R_arg)[i][j] >= 0; ++j) + for (j = 0; (*R_arg)[i][j] != END_NODE; ++j) { *end_R[(*R_arg)[i][j]] = i; ++end_R[(*R_arg)[i][j]]; -- 2.47.2