Read the man page for bash... source is built-in to the shell interpreter. You
should invoke a single shell instance that first sources the profile and then
executes the program... but this has nothing to do with R... this would be true
for any program invoking an external program on a
On Thu, 20 Dec 2018 12:00:04 +0100
Agustin Lobo wrote:
> For a given program, I need to set up its environment, which I
> normally do with source /home/alobo/OTB-6.6.0-Linux64/otbenv.profile
> from the terminal.
The problem with this approach is that in Unix-like systems, child
processes cannot
Actually, here's another possibility:
system('bash -c "source filename"')
On Thu, Dec 20, 2018 at 10:13 AM Sarah Goslee wrote:
>
> Hi,
>
> I can tell you what the problem is:
>
> You're probably running bash at the terminal command line, as I am:
>
> [sarahg@localhost]$ echo $0
> bash
>
> but
Isn't 'source' a csh (tcsh, etc.) command? The sh (bash, etc.) command is
a period, but
you probably will need to use sh constructs in the file (like
VAR=value;exportVAR)
instead of csh constructs (like setenv VAR value).
Bill Dunlap
TIBCO Software
wdunlap tibco.com
On Thu, Dec 20, 2018 at
Hi,
I can tell you what the problem is:
You're probably running bash at the terminal command line, as I am:
[sarahg@localhost]$ echo $0
bash
but the R system function uses sh
system("echo $0")
sh
The bash shell has a source command; the sh shell doesn't. See here
for a possible solution:
Hi!
I quite often use system() to run other programs from within R, but
have just hitted
a problem:
For a given program, I need to set up its environment, which I normally do with
source /home/alobo/OTB-6.6.0-Linux64/otbenv.profile
from the terminal.
Now, when I try to do the same from within R,
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