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now set SUDO_ envariables

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This commit is contained in:
Todd C. Miller
1994-08-03 02:41:55 +00:00
parent c8fa6ac238
commit 8161d52f34
1 changed files with 42 additions and 0 deletions
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42
sudo.c
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@@ -97,6 +97,7 @@ extern char *strdup();
*/
static void usage __P((void));
static void load_globals __P((void));
static void add_env __P((void));
static void rmenv __P((char **, char *, int));
static void clean_env __P((char **));
@@ -167,6 +168,8 @@ main(argc, argv)
load_globals(); /* load the user host cmnd and uid variables */
add_env(); /* add in SUDO_* envariables */
rtn = validate();
switch (rtn) {
@@ -452,3 +455,42 @@ static void rmenv(envp, s, len)
}
}
}
/**********************************************************************
*
* add_env()
*
* this function adds sudo-specific variables into the environment
*/
static void add_env()
{
char *envar;
int len, n;
/* add the SUDO_USER envariable */
envar = (char *) malloc(strlen(user) + 10);
if (envar == NULL) {
perror("malloc");
(void) fprintf(stderr, "%s: cannot allocate memory!\n", Argv[0]);
exit(1);
}
(void) strcpy(envar, "SUDO_USER=");
(void) strcpy(envar+10, user);
(void) putenv(envar);
/* add the SUDO_UID envariable */
for (len = 1 + (uid < 0), n = (int)uid; (n = n / 10) != 0; )
++len;
envar = (char *) malloc(len+9);
if (envar == NULL) {
perror("malloc");
(void) fprintf(stderr, "%s: cannot allocate memory!\n", Argv[0]);
exit(1);
}
(void) sprintf(envar, "SUDO_UID=%d", (int)uid);
(void) putenv(envar);
}