1. Size of f_range file changes to zero while running r.null.
2. G_number_of_cats() called on line 316 in src/raster/r.null/null.c
3. G_read_range() called on line 395 in src/libes/gis/cats.c
4. G_read_fp_range() called on line 209 in src/libes/gis/range.c
5. returns 2 on line 156 in src/libes/gis/range.c
because f_range size is 0.
6. G_get_fp_range_min_max() set drange->min, drange->max to NULL
as drange->first_time == 1
7. Now, trying to assign double NULL value(means NaN) to integer var.
==> BUG
does anyone have idea?
Regards,
Huidae Cho
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On Fri, Sep 08, 2000 at 05:18:58AM +0900, GRASS wrote:
hi all,
r.null has bug:
r.mapcalc "tmp=2.0"
r.null map=tmp setnull=2.0
Floating exception error occurred.
Hi Huidae Cho,
on my Linux box there is no floating point exception.
1. Size of f_range file changes to zero while running r.null.
Yes, here, too:
ls -la $LOCATION/cell_misc/tmp/
insgesamt 10
drwxr-xr-x 2 neteler user 1024 Sep 8 14:30 .
drwxr-xr-x 26 neteler user 1024 Sep 8 14:30 ..
-rw-r--r-- 1 neteler user 52 Sep 8 14:30 f_format
-rw-r--r-- 1 neteler user 5 Sep 8 14:30 f_quant
-rw-r--r-- 1 neteler user 0 Sep 8 14:30 f_range
-rw-r--r-- 1 neteler user 5712 Sep 8 14:30 null
2. G_number_of_cats() called on line 316 in src/raster/r.null/null.c
3. G_read_range() called on line 395 in src/libes/gis/cats.c
4. G_read_fp_range() called on line 209 in src/libes/gis/range.c
5. returns 2 on line 156 in src/libes/gis/range.c
because f_range size is 0.
6. G_get_fp_range_min_max() set drange->min, drange->max to NULL
as drange->first_time == 1
7. Now, trying to assign double NULL value(means NaN) to integer var.
==> BUG
Yes, this looks like a bug (at least to me).
Yours
Markus
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