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getdomainname() isn't guaranteed to null terminate the string if it was

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truncated for length.  SVN 14135 made sure that the truncated version would
always be null terminated.  SVN 14144 broke this for no readily apparent
reason, and I have no idea what it was even trying to accomplish.  Reverted.
This commit is contained in:
Rob Landley 2006-02-20 16:31:44 +00:00
parent b4ec339ac2
commit 081d6d4380
1 changed files with 6 additions and 6 deletions
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10
libbb/login.c
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@ -37,7 +37,7 @@ void print_login_issue(const char *issue_file, const char *tty)
{
FILE *fd;
int c;
char buf[256+2];
char buf[256];
const char *outbuf;
time_t t;
struct utsname uts;
@ -82,8 +82,8 @@ void print_login_issue(const char *issue_file, const char *tty)
case 'D':
case 'o':
buf[0] = '\0';
getdomainname(buf, sizeof(buf) - 1);
getdomainname(buf, sizeof(buf));
buf[sizeof(buf) - 1] = '\0';
break;
case 'd':
@ -95,8 +95,8 @@ void print_login_issue(const char *issue_file, const char *tty)
break;
case 'h':
buf[0] = '\0';
gethostname(buf, sizeof(buf) - 1);
buf[sizeof(buf) - 1] = '\0';
break;
case 'l':
@ -120,7 +120,7 @@ void print_login_prompt(void)
{
char buf[MAXHOSTNAMELEN+1];
if(gethostname(buf, MAXHOSTNAMELEN) == 0)
gethostname(buf, MAXHOSTNAMELEN);
fputs(buf, stdout);
fputs(LOGIN, stdout);