#include "cache.h"
struct cache_entry **active_cache = NULL;
-unsigned int active_nr = 0, active_alloc = 0;
+unsigned int active_nr = 0, active_alloc = 0, active_cache_changed = 0;
int cache_match_stat(struct cache_entry *ce, struct stat *st)
{
unsigned int changed = 0;
+ switch (ntohl(ce->ce_mode) & S_IFMT) {
+ case S_IFREG:
+ changed |= !S_ISREG(st->st_mode) ? TYPE_CHANGED : 0;
+ /* We consider only the owner x bit to be relevant for "mode changes" */
+ if (0100 & (ntohl(ce->ce_mode) ^ st->st_mode))
+ changed |= MODE_CHANGED;
+ break;
+ case S_IFLNK:
+ changed |= !S_ISLNK(st->st_mode) ? TYPE_CHANGED : 0;
+ break;
+ default:
+ die("internal error: ce_mode is %o", ntohl(ce->ce_mode));
+ }
if (ce->ce_mtime.sec != htonl(st->st_mtime))
changed |= MTIME_CHANGED;
if (ce->ce_ctime.sec != htonl(st->st_ctime))
if (ce->ce_uid != htonl(st->st_uid) ||
ce->ce_gid != htonl(st->st_gid))
changed |= OWNER_CHANGED;
- /* We consider only the owner x bit to be relevant for "mode changes" */
- if (0100 & (ntohl(ce->ce_mode) ^ st->st_mode))
- changed |= MODE_CHANGED;
if (ce->ce_dev != htonl(st->st_dev) ||
ce->ce_ino != htonl(st->st_ino))
changed |= INODE_CHANGED;
/* Remove entry, return true if there are more entries to go.. */
int remove_entry_at(int pos)
{
+ active_cache_changed = 1;
active_nr--;
if (pos >= active_nr)
return 0;
/* existing match? Just replace it */
if (pos >= 0) {
+ active_cache_changed = 1;
active_cache[pos] = ce;
return 0;
}
/* Make sure the array is big enough .. */
if (active_nr == active_alloc) {
active_alloc = alloc_nr(active_alloc);
- active_cache = realloc(active_cache, active_alloc * sizeof(struct cache_entry *));
+ active_cache = xrealloc(active_cache, active_alloc * sizeof(struct cache_entry *));
}
/* Add it in.. */
if (active_nr > pos)
memmove(active_cache + pos + 1, active_cache + pos, (active_nr - pos - 1) * sizeof(ce));
active_cache[pos] = ce;
+ active_cache_changed = 1;
return 0;
}
if (active_cache)
return error("more than one cachefile");
errno = ENOENT;
- sha1_file_directory = getenv(DB_ENVIRONMENT);
- if (!sha1_file_directory)
- sha1_file_directory = DEFAULT_DB_ENVIRONMENT;
- if (access(sha1_file_directory, X_OK) < 0)
- return error("no access to SHA1 file directory");
fd = open(get_index_file(), O_RDONLY);
if (fd < 0)
return (errno == ENOENT) ? 0 : error("open failed");
size = st.st_size;
errno = EINVAL;
if (size >= sizeof(struct cache_header) + 20)
- map = mmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
+ map = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
}
close(fd);
if (-1 == (int)(long)map)