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Apologies :o

I had a look at pam(8) manpage in the meantime... It sounds complicated, at least in portability point of view. More precisely, I don't mean than PAM is not portable. But it may be...

The function reads from stdin. Assuming you saved my code in a /tmp/script file, and that you wish to read a file nammed foo.txt you need to source /tmp/script, and then pipe foo.txt to the...

Hi, the discussion has moved here, indeed:

https://www.unix.com/unix-advanced-expert-users/55335-check-existence-login.html?highlight=existence+login

X.

Is there any separator between 2 blocks? Or do you have something special to identify the beginning of a block? If I knew it began by "Block", say, I would write in sh something like

function...

Originally, it seems it did search /etc/passwd, at least on Linux:
GETPWNAM (http://www.linuxmanpages.com/man3/getpwnam.3.php)

On the Mandrake 2006.0 I am (unfortunately) compelled to use at...

Originally, Linux manpage said it:

GETPWNAM (http://www.linuxmanpages.com/man3/getpwnam.3.php)

On a Mandrake 2006.0, the beginning of the manpage I have is exactly the same. A bit confusing...

Thanks, this answers my question. Furthermore I was wrong, and you are right: the shell knows only for users already logged at least once on the system. I could test getpwnam() on a set of PCs...

Thanks for your answer.
That is true for the current user, who is obviously logged in. However, if I have an existing user, say bob with HOME=/home/bob, on a system, then anyone will see ~bob...

Hi everybody,

I need to check in C program whether a given login is known on the system. Is there any system function that could do this ?

So far, all I could find is getpwnam(), which answers...

To execute a simple script (that would execute ls -l / for example), my ideao would be to use the standard input :

echo "ls -l /" | ssh host "cat > /tmp/tmpscript && chmod +x /tmp/tmpscript &&...

Hi everybody,

I need to check in C program wether a given login is known on the system. Is there any system function that could do this ?

So far, all I could find is getpwnam(), which answers...