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