[GRASS-dev] Re: [GRASS-user] barin option in r.flow module
Markus Neteler
neteler at osgeo.org
Sat Dec 20 13:43:45 EST 2008
(moved to grass-dev)
On Mon, Dec 15, 2008 at 4:37 PM, Casagrande Luca <thedoktor78 at gmail.com> wrote:
> Casagrande Luca wrote:
>>
>> Hello everybody,
>> I have got some troubles using r.flow with this option..it stays forever
>> at the:
>> Reading input files: elevation...
>> , barrier
>> If I remove the barin option, all is fine.
>> I am using the DEM from spearfish with GRASS 6.2.3 and latest 6.4svn.
>>
> This is how replicate using Spearfish dataset:
> g.region rast=elevation.10m
> v.to.rast input=streams at PERMANENT output=streamsTest use=val type=line layer=1 value=1 rows=4096 --overwrite
> r.null map=streamsTest null=0
> r.report units=me map=streamsTest | grep "no data"
> r.flow elevin=elevation.10m barin=streamsTest skip=37 bound=9432 flout=testvector lgout=testraster
I can reproduce the crash (one typo fixed in above example):
(gdb) r elevin=elevation.10m barin=streamTest skip=37 bound=9432
flout=testvector lgout=testraster
Starting program:
/home/neteler/grass64/dist.x86_64-unknown-linux-gnu/bin/r.flow
elevin=elevation.10m barin=streamTest skip=37 bound=9432
flout=testvector lgout=testraster
[Thread debugging using libthread_db enabled]
[New Thread 47222862720544 (LWP 24952)]
warning: Lowest section in /usr/lib64/libicudata.so.36 is .gnu.hash at
0000000000000120
WARNING: Vector map <testvector> already exists and will be overwritten
Reading input files: elevation
Reading input files: barrier
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 47222862720544 (LWP 24952)]
0x00000000004050b8 in read_input_files () at io.c:121
121 put(ds, row, col, -1);
(gdb) bt
#0 0x00000000004050b8 in read_input_files () at io.c:121
#1 0x0000000000404ac6 in main (argc=7, argv=0x7fffc58021b8) at calc.c:556
(gdb) bt full
#0 0x00000000004050b8 in read_input_files () at io.c:121
barc = (DCELL *) 0x2ed1750
fd = 9
row = 0
col = 1211
hd = {format = 0, compressed = 1, rows = 1398, rows3 = 1398,
cols = 1899, cols3 = 1899, depths = 1, proj = 1, zone = 13,
ew_res = 10, ew_res3 = 10, ns_res = 10, ns_res3 = 10, tb_res = 1,
north = 4928000, south = 4914020, east = 609000,
west = 590010, top = 1, bottom = 0}
#1 0x0000000000404ac6 in main (argc=7, argv=0x7fffc58021b8) at calc.c:556
module = (struct GModule *) 0x2af2e5b87f60
pelevin = (struct Option *) 0x2af2e5b87ec0
paspin = (struct Option *) 0x612410
pbarin = (struct Option *) 0x6124d0
pskip = (struct Option *) 0x612590
pbound = (struct Option *) 0x612650
pflout = (struct Option *) 0x612710
plgout = (struct Option *) 0x6127d0
pdsout = (struct Option *) 0x612890
fup = (struct Flag *) 0x2af2e5b87e80
flg = (struct Flag *) 0x612970
fmem = (struct Flag *) 0x6129c0
default_skip = 37
larger = 1899
default_bound = 9432
default_skip_ans = 0x6118e0 "37"
default_bound_ans = 0x6123f0 "0-9432"
skip_opt = 0x6123d0 "1-1899"
history = {
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edlinecnt = 0, edhist = {
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<return> to continue, or q <return> to quit---
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'\0' <repeats 12 times>,
"�!\200��\177\000\000@\004\000\000\001\000\000\000x\003���*\000\000X\003,��*\000\0000!\200��\177\000\000\000\000,��*\000\000k\023@\000\000\000\000\000s(+�\000\000\000\000\001\000\000"}}
(gdb)
Though I am a bit lost in the backtrace...
Anyone having an idea?
Markus
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