src/usr.bin/top/username.c - diff

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version 1.10, 2003/06/13 21:52:25

version 1.11, 2003/06/15 16:24:44

Line 56

#include "utils.h"

struct hash_el {

uid_t uid;

char name[9];

};

static int enter_user(uid_t, char *, int);

static int get_user(uid_t);

#define is_empty_hash(x) (hash_table[x].name[0] == 0)

/* simple minded hashing function */

* Uid "nobody" is -2 results in hashit(-2) = -2 which is out of bounds for

* the hash_table. Applied abs() function to fix. 2/16/96 tpugh

#define hashit(i) (abs(i) % Table_size)

/* K&R requires that statically declared tables be initialized to zero. */

/* We depend on that for hash_table and YOUR compiler had BETTER do it! */

Line 99

* for now we just do it simply and remember just the result.

if ((pwd = getpwnam(username)) == NULL)

return (-1);

return ((uid_t)-1);

/* enter the result in the hash table */

enter_user(pwd->pw_uid, username, 1);