diff options
author | Matt Kraai <kraai@debian.org> | 2001-12-17 18:26:36 +0300 |
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committer | Matt Kraai <kraai@debian.org> | 2001-12-17 18:26:36 +0300 |
commit | ace02dc9cd3ca0c95db5b5ebe87b9d6cd6ca1733 (patch) | |
tree | 1dec04901febc0fd63ac5b92bc2cca4333689477 /coreutils | |
parent | 46ea0e4696456061ad7ce799658f737c24f781a6 (diff) |
Make cp and mv optionally preserve hard links.
Diffstat (limited to 'coreutils')
-rw-r--r-- | coreutils/du.c | 74 |
1 files changed, 1 insertions, 73 deletions
diff --git a/coreutils/du.c b/coreutils/du.c index c378837d0..e34a7f46f 100644 --- a/coreutils/du.c +++ b/coreutils/du.c @@ -59,78 +59,6 @@ static void print_summary(long size, char *filename) } } -#define HASH_SIZE 311 /* Should be prime */ -#define hash_inode(i) ((i) % HASH_SIZE) - -typedef struct ino_dev_hash_bucket_struct { - struct ino_dev_hash_bucket_struct *next; - ino_t ino; - dev_t dev; - char name[1]; -} ino_dev_hashtable_bucket_t; - -static ino_dev_hashtable_bucket_t *ino_dev_hashtable[HASH_SIZE]; - -/* - * Return 1 if statbuf->st_ino && statbuf->st_dev are recorded in - * `ino_dev_hashtable', else return 0 - * - * If NAME is a non-NULL pointer to a character pointer, and there is - * a match, then set *NAME to the value of the name slot in that - * bucket. - */ -static int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name) -{ - ino_dev_hashtable_bucket_t *bucket; - - bucket = ino_dev_hashtable[hash_inode(statbuf->st_ino)]; - while (bucket != NULL) { - if ((bucket->ino == statbuf->st_ino) && - (bucket->dev == statbuf->st_dev)) - { - if (name) *name = bucket->name; - return 1; - } - bucket = bucket->next; - } - return 0; -} - -/* Add statbuf to statbuf hash table */ -static void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name) -{ - int i; - size_t s; - ino_dev_hashtable_bucket_t *bucket; - - i = hash_inode(statbuf->st_ino); - s = name ? strlen(name) : 0; - bucket = xmalloc(sizeof(ino_dev_hashtable_bucket_t) + s); - bucket->ino = statbuf->st_ino; - bucket->dev = statbuf->st_dev; - if (name) - strcpy(bucket->name, name); - else - bucket->name[0] = '\0'; - bucket->next = ino_dev_hashtable[i]; - ino_dev_hashtable[i] = bucket; -} - -/* Clear statbuf hash table */ -static void reset_ino_dev_hashtable(void) -{ - int i; - ino_dev_hashtable_bucket_t *bucket; - - for (i = 0; i < HASH_SIZE; i++) { - while (ino_dev_hashtable[i] != NULL) { - bucket = ino_dev_hashtable[i]->next; - free(ino_dev_hashtable[i]); - ino_dev_hashtable[i] = bucket; - } - } -} - /* tiny recursive du */ static long du(char *filename) { @@ -246,7 +174,7 @@ int du_main(int argc, char **argv) return status; } -/* $Id: du.c,v 1.51 2001/10/24 04:59:27 andersen Exp $ */ +/* $Id: du.c,v 1.52 2001/12/17 15:26:25 kraai Exp $ */ /* Local Variables: c-file-style: "linux" |