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moved getcwd stuff into load_globals

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This commit is contained in:
Todd C. Miller
1994-05-24 20:18:41 +00:00
parent 3b297e0377
commit 3e94c6f257
1 changed files with 22 additions and 14 deletions
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36
sudo.c
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@@ -95,9 +95,10 @@ extern char *strdup();
*/ */
int Argc; int Argc;
char **Argv; char **Argv;
char *host;
char *user;
char *cmnd; char *cmnd;
char host[MAXHOSTNAMELEN + 1];
char user[9];
char cwd[MAXPATHLEN + 1];
uid_t uid = -2; uid_t uid = -2;
@@ -190,7 +191,7 @@ main(argc, argv)
* load_globals() * load_globals()
* *
* This function primes the important global variables: * This function primes the important global variables:
* user, host, cmnd, uid * user, host, cwd, cmnd, uid
*/ */
static void load_globals() static void load_globals()
@@ -200,21 +201,23 @@ static void load_globals()
char path[MAXPATHLEN + 1]; char path[MAXPATHLEN + 1];
char *p; char *p;
if ((user = (char *) malloc(9)) == NULL) {
perror("malloc");
exit(1);
}
if ((host = (char *) malloc(MAXHOSTNAMELEN + 1)) == NULL) {
perror("malloc");
exit(1);
}
uid = getuid(); /* we need to tuck this away for safe keeping */ uid = getuid(); /* we need to tuck this away for safe keeping */
#ifdef UMASK #ifdef UMASK
(void) umask((mode_t)UMASK); (void) umask((mode_t)UMASK);
#endif /* UMASK */ #endif /* UMASK */
/*
* so we know where we are... (do as user)
*/
#ifdef HAVE_GETCWD
if (!getcwd(cwd, (size_t) (MAXPATHLEN + 1))) {
#else
if (!getwd(cwd)) {
#endif /* HAVE_GETCWD */
(void) fprintf(stderr, "%s: Can't get working directory!\n", Argv[0]);
exit(1);
}
/* /*
* loading the cmnd global variable from argv[1] * loading the cmnd global variable from argv[1]
@@ -228,11 +231,16 @@ static void load_globals()
(void) fprintf(stderr, "%s: %s: command not found\n", Argv[0], Argv[1]); (void) fprintf(stderr, "%s: %s: command not found\n", Argv[0], Argv[1]);
exit(1); exit(1);
} }
cmnd = strdup(cmnd);
if ((cmnd = strdup(cmnd)) == NULL) {
perror("malloc");
(void) fprintf(stderr, "%s: cannot allocate memory!\n", Argv[0]);
exit(1);
}
#ifdef NO_ROOT_SUDO #ifdef NO_ROOT_SUDO
if (uid == 0) { if (uid == 0) {
(void) fprintf(stderr, "You are already root, you don\'t need to use sudo.\n"); (void) fprintf(stderr, "You are already root, you don't need to use sudo.\n");
exit(1); exit(1);
} }
#endif #endif