grep: fix segfault under -P + PCRE2 <=10.30 + (*NO_JIT)

diff --git a/cache.h b/cache.h
index cb7fb7c004beb0b228269469a2c389c248bb72d1..f684c7933ba38041961f210425f31d2976190054 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -204,6 +204,7 @@ struct cache_entry {
 #define CE_ADDED             (1 << 19)
 
 #define CE_HASHED            (1 << 20)
+#define CE_FSMONITOR_VALID   (1 << 21)
 #define CE_WT_REMOVE         (1 << 22) /* remove in work directory */
 #define CE_CONFLICTED        (1 << 23)
 
@@ -327,6 +328,7 @@ static inline unsigned int canon_mode(unsigned int mode)
 #define CACHE_TREE_CHANGED     (1 << 5)
 #define SPLIT_INDEX_ORDERED    (1 << 6)
 #define UNTRACKED_CHANGED      (1 << 7)
+#define FSMONITOR_CHANGED      (1 << 8)
 
 struct split_index;
 struct untracked_cache;
@@ -345,6 +347,8 @@ struct index_state {
        struct hashmap dir_hash;
        unsigned char sha1[20];
        struct untracked_cache *untracked;
+       uint64_t fsmonitor_last_update;
+       struct ewah_bitmap *fsmonitor_dirty;
 };
 
 extern struct index_state the_index;
@@ -700,8 +704,10 @@ extern void *read_blob_data_from_index(const struct index_state *, const char *,
 #define CE_MATCH_IGNORE_MISSING                0x08
 /* enable stat refresh */
 #define CE_MATCH_REFRESH               0x10
-extern int ie_match_stat(const struct index_state *, const struct cache_entry *, struct stat *, unsigned int);
-extern int ie_modified(const struct index_state *, const struct cache_entry *, struct stat *, unsigned int);
+/* don't refresh_fsmonitor state or do stat comparison even if CE_FSMONITOR_VALID is true */
+#define CE_MATCH_IGNORE_FSMONITOR 0X20
+extern int ie_match_stat(struct index_state *, const struct cache_entry *, struct stat *, unsigned int);
+extern int ie_modified(struct index_state *, const struct cache_entry *, struct stat *, unsigned int);
 
 #define HASH_WRITE_OBJECT 1
 #define HASH_FORMAT_CHECK 2
@@ -745,6 +751,7 @@ extern int hold_locked_index(struct lock_file *, int);
 extern void set_alternate_index_output(const char *);
 
 extern int verify_index_checksum;
+extern int verify_ce_order;
 
 /* Environment bits from configuration mechanism */
 extern int trust_executable_bit;
@@ -798,6 +805,7 @@ extern int core_apply_sparse_checkout;
 extern int precomposed_unicode;
 extern int protect_hfs;
 extern int protect_ntfs;
+extern const char *core_fsmonitor;
 
 /*
  * Include broken refs in all ref iterations, which will