fsmonitor.h

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