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Add a /bin/tty command that prints the current tty.

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Also fix ttyname() syscall to include "/dev/" in the name.
This commit is contained in:
Andreas Kling 2018-10-31 21:45:36 +01:00
parent 4605b549d6
commit c7d5ce6b5a
6 changed files with 28 additions and 5 deletions
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5
Userland/sh.cpp
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@ -11,6 +11,7 @@
struct GlobalState {
String cwd;
String username;
const char* ttyname_short { nullptr };
char ttyname[32];
char hostname[32];
};
@ -160,7 +161,7 @@ static void greeting()
perror("uname");
return;
}
printf("\n%s/%s on %s\n\n", uts.sysname, uts.machine, g->ttyname);
printf("\n%s/%s on %s\n\n", uts.sysname, uts.machine, g->ttyname_short);
}
int main(int, char**)
@ -172,6 +173,8 @@ int main(int, char**)
rc = ttyname_r(0, g->ttyname, sizeof(g->ttyname));
if (rc < 0)
perror("ttyname_r");
else
g->ttyname_short = strrchr(g->ttyname, '/') + 1;
{
auto* pw = getpwuid(getuid());
if (pw)