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Diffstat (limited to 'mi/mispans.c')
-rw-r--r--mi/mispans.c31
1 files changed, 18 insertions, 13 deletions
diff --git a/mi/mispans.c b/mi/mispans.c
index 562b843ce..81fa45da7 100644
--- a/mi/mispans.c
+++ b/mi/mispans.c
@@ -1,3 +1,4 @@
+/* $XFree86: xc/programs/Xserver/mi/mispans.c,v 3.4 2001/12/14 20:00:26 dawes Exp $ */
/***********************************************************
Copyright 1989, 1998 The Open Group
@@ -222,10 +223,10 @@ void miFreeSpanGroup(spanGroup)
if (spanGroup->group != NULL) xfree(spanGroup->group);
}
-static void QuickSortSpansX(points, widths, numSpans)
- register DDXPointRec points[];
- register int widths[];
- register int numSpans;
+static void QuickSortSpansX(
+ register DDXPointRec points[],
+ register int widths[],
+ register int numSpans )
{
register int x;
register int i, j, m;
@@ -309,10 +310,10 @@ static void QuickSortSpansX(points, widths, numSpans)
} /* QuickSortSpans */
-static int UniquifySpansX(spans, newPoints, newWidths)
- Spans *spans;
- register DDXPointRec *newPoints;
- register int *newWidths;
+static int UniquifySpansX(
+ Spans *spans,
+ register DDXPointRec *newPoints,
+ register int *newWidths )
{
register int newx1, newx2, oldpt, i, y;
register DDXPointRec *oldPoints;
@@ -418,8 +419,10 @@ void miFillUniqueSpanGroup(pDraw, pGC, spanGroup)
if (!yspans || !ysizes)
{
- xfree (yspans);
- xfree (ysizes);
+ if (yspans)
+ xfree (yspans);
+ if (ysizes)
+ xfree (ysizes);
miDisposeSpanGroup (spanGroup);
return;
}
@@ -496,10 +499,12 @@ void miFillUniqueSpanGroup(pDraw, pGC, spanGroup)
xfree (yspans[i].points);
xfree (yspans[i].widths);
}
- xfree (points);
- xfree (widths);
xfree (yspans);
xfree (ysizes);
+ if (points)
+ xfree (points);
+ if (widths)
+ xfree (widths);
return;
}
count = 0;
@@ -524,7 +529,7 @@ void miFillUniqueSpanGroup(pDraw, pGC, spanGroup)
xfree(points);
xfree(widths);
xfree(yspans);
- xfree(ysizes);
+ xfree(ysizes); /* use (DE)ALLOCATE_LOCAL for these? */
}
spanGroup->count = 0;