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* libmisc/setupenv.c: Avoid assignments in comparisons.

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* libmisc/setupenv.c: Added brackets and parenthesis.
	* libmisc/setupenv.c: Ignore the return value of fclose (file
	opened read-only)
	* libmisc/setupenv.c: Ignore the return value of puts().
	* libmisc/setupenv.c:Avoid implicit conversion of pointers to
	booleans.
This commit is contained in:
nekral-guest 2009-04-23 17:45:42 +00:00
parent 7f165aab7f
commit c357e94283
2 changed files with 39 additions and 17 deletions
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10
ChangeLog
View File

@ -1,3 +1,13 @@
2009-04-22 Nicolas François <nicolas.francois@centraliens.net>
* libmisc/setupenv.c: Avoid assignments in comparisons.
* libmisc/setupenv.c: Added brackets and parenthesis.
* libmisc/setupenv.c: Ignore the return value of fclose (file
opened read-only)
* libmisc/setupenv.c: Ignore the return value of puts().
* libmisc/setupenv.c:Avoid implicit conversion of pointers to
booleans.
2009-04-22 Nicolas François <nicolas.francois@centraliens.net>
* libmisc/find_new_gid.c, libmisc/find_new_uid.c,

40
libmisc/setupenv.c
View File

@ -2,7 +2,7 @@
* Copyright (c) 1989 - 1994, Julianne Frances Haugh
* Copyright (c) 1996 - 2000, Marek Michałkiewicz
* Copyright (c) 2001 - 2006, Tomasz Kłoczko
* Copyright (c) 2007 - 2008, Nicolas François
* Copyright (c) 2007 - 2009, Nicolas François
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -76,21 +76,26 @@ static void read_env_file (const char *filename)
cp = buf;
/* ignore whitespace and comments */
while (*cp && isspace (*cp))
while (('\0' != *cp) && isspace (*cp)) {
cp++;
if (*cp == '\0' || *cp == '#')
}
if (('\0' == *cp) || ('#' == *cp)) {
continue;
}
/*
* ignore lines which don't follow the name=value format
* (for example, the "export NAME" shell commands)
*/
name = cp;
while (*cp && !isspace (*cp) && *cp != '=')
while (('\0' != *cp) && !isspace (*cp) && ('=' != *cp)) {
cp++;
if (*cp != '=')
}
if ('=' != *cp) {
continue;
}
/* NUL-terminate the name */
*cp++ = '\0';
*cp = '\0';
cp++;
val = cp;
#if 0 /* XXX untested, and needs rewrite with fewer goto's :-) */
/*
@ -174,7 +179,7 @@ static void read_env_file (const char *filename)
*/
addenv (name, val);
}
fclose (fp);
(void) fclose (fp);
}
#endif /* USE_PAM */
@ -213,9 +218,9 @@ void setup_env (struct passwd *info)
"unable to cd to `%s' for user `%s'\n",
info->pw_dir, info->pw_name));
closelog ();
exit (1);
exit (EXIT_FAILURE);
}
puts (_("No directory, logging in with HOME=/"));
(void) puts (_("No directory, logging in with HOME=/"));
info->pw_dir = temp_pw_dir;
}
@ -251,7 +256,7 @@ void setup_env (struct passwd *info)
cp = getdef_str ((info->pw_uid == 0) ? "ENV_SUPATH" : "ENV_PATH");
if (!cp) {
if (NULL == cp) {
/* not specified, use a minimal default */
addenv ("PATH=/bin:/usr/bin", NULL);
} else if (strchr (cp, '=')) {
@ -269,11 +274,14 @@ void setup_env (struct passwd *info)
*/
if (getdef_bool ("MAIL_CHECK_ENAB")) {
if ((cp = getdef_str ("MAIL_DIR")))
cp = getdef_str ("MAIL_DIR");
if (NULL != cp) {
addenv_path ("MAIL", cp, info->pw_name);
else if ((cp = getdef_str ("MAIL_FILE")))
} else {
cp = getdef_str ("MAIL_FILE");
if (NULL != cp) {
addenv_path ("MAIL", info->pw_dir, cp);
else {
} else {
#if defined(MAIL_SPOOL_FILE)
addenv_path ("MAIL", info->pw_dir, MAIL_SPOOL_FILE);
#elif defined(MAIL_SPOOL_DIR)
@ -281,11 +289,15 @@ void setup_env (struct passwd *info)
#endif
}
}
}
/*
* Read environment from optional config file. --marekm
*/
if ((envf = getdef_str ("ENVIRON_FILE")))
envf = getdef_str ("ENVIRON_FILE");
if (NULL != envf) {
read_env_file (envf);
}
#endif /* !USE_PAM */
}