full file. should work fine.

This commit is contained in:
Gitea 2020-12-11 01:20:00 -06:00
parent bfb3a7da94
commit 69f93af25b

21
logname.c Normal file
View file

@ -0,0 +1,21 @@
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
int main(int argc, char * argv[]) {
char * logname = getlogin();
if(logname == NULL) {
switch(errno) {
case EMFILE: fprintf(stderr, "%s: all file descriptors open\n", argv[0]);
break;
case ENFILE: fprintf(stderr, "%s: too many files open", argv[0]); break;
default: fprintf(stderr, "%s: other/unknown error", argv[0]);
}
return 1;
}
else {
printf("%s\n", logname);
return 0;
}
}