1#ifndef FSMONITOR_H 2#define FSMONITOR_H 3 4#include "cache.h" 5#include "dir.h" 6 7extern struct trace_key trace_fsmonitor; 8 9/* 10 * Read the fsmonitor index extension and (if configured) restore the 11 * CE_FSMONITOR_VALID state. 12 */ 13extern int read_fsmonitor_extension(struct index_state *istate, const void *data, unsigned long sz); 14 15/* 16 * Fill the fsmonitor_dirty ewah bits with their state from the index, 17 * before it is split during writing. 18 */ 19extern void fill_fsmonitor_bitmap(struct index_state *istate); 20 21/* 22 * Write the CE_FSMONITOR_VALID state into the fsmonitor index 23 * extension. Reads from the fsmonitor_dirty ewah in the index. 24 */ 25extern void write_fsmonitor_extension(struct strbuf *sb, struct index_state *istate); 26 27/* 28 * Add/remove the fsmonitor index extension 29 */ 30extern void add_fsmonitor(struct index_state *istate); 31extern void remove_fsmonitor(struct index_state *istate); 32 33/* 34 * Add/remove the fsmonitor index extension as necessary based on the current 35 * core.fsmonitor setting. 36 */ 37extern void tweak_fsmonitor(struct index_state *istate); 38 39/* 40 * Run the configured fsmonitor integration script and clear the 41 * CE_FSMONITOR_VALID bit for any files returned as dirty. Also invalidate 42 * any corresponding untracked cache directory structures. Optimized to only 43 * run the first time it is called. 44 */ 45extern void refresh_fsmonitor(struct index_state *istate); 46 47/* 48 * Set the given cache entries CE_FSMONITOR_VALID bit. This should be 49 * called any time the cache entry has been updated to reflect the 50 * current state of the file on disk. 51 */ 52static inline void mark_fsmonitor_valid(struct cache_entry *ce) 53{ 54 if (core_fsmonitor) { 55 ce->ce_flags |= CE_FSMONITOR_VALID; 56 trace_printf_key(&trace_fsmonitor, "mark_fsmonitor_clean '%s'", ce->name); 57 } 58} 59 60/* 61 * Clear the given cache entry's CE_FSMONITOR_VALID bit and invalidate 62 * any corresponding untracked cache directory structures. This should 63 * be called any time git creates or modifies a file that should 64 * trigger an lstat() or invalidate the untracked cache for the 65 * corresponding directory 66 */ 67static inline void mark_fsmonitor_invalid(struct index_state *istate, struct cache_entry *ce) 68{ 69 if (core_fsmonitor) { 70 ce->ce_flags &= ~CE_FSMONITOR_VALID; 71 untracked_cache_invalidate_path(istate, ce->name, 1); 72 trace_printf_key(&trace_fsmonitor, "mark_fsmonitor_invalid '%s'", ce->name); 73 } 74} 75 76#endif