ok, changed this according to the excellent suggestion by Julien. I
simply do not know why I never thought of this before. It is so obvious.
Louis L
On Sat, 2008-12-06 at 17:31 +0100, Julien BLACHE wrote:
> Louis Lagendijk wrote:
>
> Hi,
>
> > backend/pixma_bjnp.c pixma_bjnp_private.h
> > On U
Le samedi 6 d?cembre 2008, ? 18:39, Nicolas Martin a ?crit?:
> Same on Ubuntu:
>
> $ ./getlgn
> method 1 getuid : user=nicolas
> method 2 geteuid: user=nicolas
> $ sudo ./getlgn
> [sudo] password for nicolas:
> method 1 getuid : user=root
> method 2 geteuid: user=root
>
> ?
so it works fine with bo
Same on Ubuntu:
$ ./getlgn
method 1 getuid : user=nicolas
method 2 geteuid: user=nicolas
$ sudo ./getlgn
[sudo] password for nicolas:
method 1 getuid : user=root
method 2 geteuid: user=root
?
Le samedi 06 d?cembre 2008 ? 18:27 +0100, E. MARC a ?crit :
> Le samedi 6 d?cembre 2008, ? 18:10, Julie
Le samedi 6 d?cembre 2008, ? 18:10, Julien BLACHE a ?crit?:
> Nicolas Martin wrote:
>
> Hi,
>
> > ? struct passwd *uid;
> > ? uid = getpwuid(geteuid());
> > ? printf("user=%s\n", uid->pw_name);
> >
> > Prints my username correctly. Also prints root if runned with sudo ;-)
>
> Yep, use getuid() ins
Nicolas Martin wrote:
Hi,
> struct passwd *uid;
> uid = getpwuid(geteuid());
> printf("user=%s\n", uid->pw_name);
> Prints my username correctly. Also prints root if runned with sudo ;-)
Yep, use getuid() instead of geteuid() if you want to avoid that.
Also, you want some error checking
Ok, I don't know too much about those functions, but this quick & dirty
code seems to work well on Ubuntu (Hardy 8.04):
#include
#include
int main()
{
struct passwd *uid;
uid = getpwuid(geteuid());
printf("user=%s\n", uid->pw_name);
}
Prints my username correctly. Also prints root if run
Louis Lagendijk wrote:
Hi,
> backend/pixma_bjnp.c pixma_bjnp_private.h
> On Ubuntu getlogin() returns NULL. So we noew first try getlogin()
> and if that fails, we try getenv("USER") and if that fails we use
> a defaul user string
You want geteuid() + getpwuid() instead of getlogin() which reli
Hi Nicolas,
I am using a Canon Pixma MP970 scanner with your latest additions to
sane-backends. It is working with USB like a charm, but using network it
seems that it always defaults to 127.0.0.1 (localhost) instead of using
the scanners ip (which is 192.168.1.252).
I tried to set ip in pixma.co
do you want getruid() ?
allan
On Sat, Dec 6, 2008 at 12:39 PM, Nicolas Martin
wrote:
> Same on Ubuntu:
>
> $ ./getlgn
> method 1 getuid : user=nicolas
> method 2 geteuid: user=nicolas
> $ sudo ./getlgn
> [sudo] password for nicolas:
> method 1 getuid : user=root
> method 2 geteuid: user=root
>
>
I've added a page to my site for the work I've done so far.
http://www.chmil.org/hp4600linux/
The executable will do a full page color scan at 600 DPI and dump the
results into a file called "scanned.bmp". Details on the page.
-Triften
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