| #ifndef FSMONITOR_H |
| #define FSMONITOR_H |
| |
| #include "cache.h" |
| #include "dir.h" |
| #include "fsmonitor-settings.h" |
| |
| extern struct trace_key trace_fsmonitor; |
| |
| /* |
| * Read the fsmonitor index extension and (if configured) restore the |
| * CE_FSMONITOR_VALID state. |
| */ |
| int read_fsmonitor_extension(struct index_state *istate, const void *data, unsigned long sz); |
| |
| /* |
| * Fill the fsmonitor_dirty ewah bits with their state from the index, |
| * before it is split during writing. |
| */ |
| void fill_fsmonitor_bitmap(struct index_state *istate); |
| |
| /* |
| * Write the CE_FSMONITOR_VALID state into the fsmonitor index |
| * extension. Reads from the fsmonitor_dirty ewah in the index. |
| */ |
| void write_fsmonitor_extension(struct strbuf *sb, struct index_state *istate); |
| |
| /* |
| * Add/remove the fsmonitor index extension |
| */ |
| void add_fsmonitor(struct index_state *istate); |
| void remove_fsmonitor(struct index_state *istate); |
| |
| /* |
| * Add/remove the fsmonitor index extension as necessary based on the current |
| * core.fsmonitor setting. |
| */ |
| void tweak_fsmonitor(struct index_state *istate); |
| |
| /* |
| * Run the configured fsmonitor integration script and clear the |
| * CE_FSMONITOR_VALID bit for any files returned as dirty. Also invalidate |
| * any corresponding untracked cache directory structures. Optimized to only |
| * run the first time it is called. |
| */ |
| void refresh_fsmonitor(struct index_state *istate); |
| |
| /* |
| * Does the received result contain the "trivial" response? |
| */ |
| int fsmonitor_is_trivial_response(const struct strbuf *query_result); |
| |
| /* |
| * Check if refresh_fsmonitor has been called at least once. |
| * refresh_fsmonitor is idempotent. Returns true if fsmonitor is |
| * not enabled (since the state will be "fresh" w/ CE_FSMONITOR_VALID unset) |
| * This version is useful for assertions |
| */ |
| static inline int is_fsmonitor_refreshed(const struct index_state *istate) |
| { |
| enum fsmonitor_mode fsm_mode = fsm_settings__get_mode(istate->repo); |
| |
| return fsm_mode <= FSMONITOR_MODE_DISABLED || |
| istate->fsmonitor_has_run_once; |
| } |
| |
| /* |
| * Set the given cache entries CE_FSMONITOR_VALID bit. This should be |
| * called any time the cache entry has been updated to reflect the |
| * current state of the file on disk. |
| */ |
| static inline void mark_fsmonitor_valid(struct index_state *istate, struct cache_entry *ce) |
| { |
| enum fsmonitor_mode fsm_mode = fsm_settings__get_mode(istate->repo); |
| |
| if (fsm_mode > FSMONITOR_MODE_DISABLED && |
| !(ce->ce_flags & CE_FSMONITOR_VALID)) { |
| istate->cache_changed = 1; |
| ce->ce_flags |= CE_FSMONITOR_VALID; |
| trace_printf_key(&trace_fsmonitor, "mark_fsmonitor_clean '%s'", ce->name); |
| } |
| } |
| |
| /* |
| * Clear the given cache entry's CE_FSMONITOR_VALID bit and invalidate |
| * any corresponding untracked cache directory structures. This should |
| * be called any time git creates or modifies a file that should |
| * trigger an lstat() or invalidate the untracked cache for the |
| * corresponding directory |
| */ |
| static inline void mark_fsmonitor_invalid(struct index_state *istate, struct cache_entry *ce) |
| { |
| enum fsmonitor_mode fsm_mode = fsm_settings__get_mode(istate->repo); |
| |
| if (fsm_mode > FSMONITOR_MODE_DISABLED) { |
| ce->ce_flags &= ~CE_FSMONITOR_VALID; |
| untracked_cache_invalidate_path(istate, ce->name, 1); |
| trace_printf_key(&trace_fsmonitor, "mark_fsmonitor_invalid '%s'", ce->name); |
| } |
| } |
| |
| #endif |