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2010 Mar 27
0
Installing R-packages in Windows Using Rtools - compilation error when <signal.h> included in C header
....)
cheapcgi.c:546: error: 'SIGKILL' undeclared (first use in this function)
cheapcgi.c: In function 'initSigHandlers':
cheapcgi.c:558: error: 'SIGBUS' undeclared (first use in this function)
make: *** [cheapcgi.o] Error 1
? ... done
ERROR: compilation failed for package 'zinba'
* removing 'c:/R/library/zinba'
Exploring this error further, I see these variables are defined in the
standard C header file signal.h, and is linked to in cheapcgi.c using
#include <signal.h>
in the beginning of the file. Now, the other C files have compiled
successfully bef...
2013 Jan 29
0
Package parallel left orphan processes, how to clean-up?
...en
processes were not terminated, they still hold memory, and new command
will start up new children processes. So if I don't manually kill those
orphan processes, they will cause problem. I was qlogin to SGE cluster
node to run R. From our administrator, I heard that at least another R
package zinba, which based on parallel too, met the same problem. I tried
to use functions from multicore, such as kill(children()) and collect(),
they just return NULL, but didn't do anything. I was wondering if anyone
has met this problem before? Beside kill in command line, is there any way
in R that I ca...