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* hushed returns a bool instead of int.

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* Avoid assignments in comparisons.
* (hushed) Change type of found to bool.
* Add brackets.
* Always check if the user or the shell is in
  the file. Do not check the first character of the line first. This
  is simpler and match better with the HUSHLOGIN_FILE documentation.
This commit is contained in:
nekral-guest 2008-05-25 21:52:14 +00:00
parent 712ed48a62
commit bc0657d13c
2 changed files with 27 additions and 13 deletions
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12
ChangeLog
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@ -1,10 +1,20 @@
2008-05-25 Nicolas François <nicolas.francois@centraliens.net>
* libmisc/hushed.c: hushed returns a bool instead of int.
* libmisc/hushed.c: Avoid assignments in comparisons.
* libmisc/hushed.c (hushed): Change type of found to bool.
* libmisc/hushed.c: Add brackets.
* libmisc/hushed.c: Always check if the user or the shell is in
the file. Do not check the first character of the line first. This
is simpler and match better with the HUSHLOGIN_FILE documentation.
2008-05-25 Nicolas François <nicolas.francois@centraliens.net>
* lib/getdef.h, lib/getdef.c: getdef_bool returns a bool instead
of int.
* lib/getdef.c: Change typo of def_loaded to bool.
* lib/getdef.c: Add brackets.
* lib/getdef.c: Avoid assignment in comparisons.
* lib/getdef.c: Avoid assignments in comparisons.
2008-05-25 Nicolas François <nicolas.francois@centraliens.net>

28
libmisc/hushed.c
View File

@ -36,21 +36,21 @@
#include <sys/types.h>
#include <stdio.h>
#include <pwd.h>
#include "defines.h"
#include "prototypes.h"
#include "getdef.h"
#include <pwd.h>
/*
* hushed - determine if a user receives login messages
*
* Look in the hushed-logins file (or user's home directory) to see
* if the user is to receive the login-time messages.
*/
int hushed (const struct passwd *pw)
bool hushed (const struct passwd *pw)
{
char *hushfile;
char buf[BUFSIZ];
int found;
bool found;
FILE *fp;
/*
@ -58,8 +58,10 @@ int hushed (const struct passwd *pw)
* defined, default to a noisy login.
*/
if ((hushfile = getdef_str ("HUSHLOGIN_FILE")) == NULL)
return 0;
hushfile = getdef_str ("HUSHLOGIN_FILE");
if (NULL == hushfile) {
return false;
}
/*
* If this is not a fully rooted path then see if the
@ -73,17 +75,19 @@ int hushed (const struct passwd *pw)
/*
* If this is a fully rooted path then go through the file
* and see if this user is in there.
* and see if this user, or its shell is in there.
*/
if ((fp = fopen (hushfile, "r")) == NULL)
return 0;
for (found = 0; !found && fgets (buf, sizeof buf, fp);) {
fp = fopen (hushfile, "r");
if (NULL == fp) {
return false;
}
for (found = false; !found && (fgets (buf, sizeof buf, fp) != NULL);) {
buf[strlen (buf) - 1] = '\0';
found = !strcmp (buf,
buf[0] == '/' ? pw->pw_shell : pw->pw_name);
found = (strcmp (buf, pw->pw_shell) == 0) ||
(strcmp (buf, pw->pw_name) == 0);
}
(void) fclose (fp);
return found;
}