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mdbx: add env_open_for_recovery() (squashed).

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Change-Id: I0151b21610def433745c33d1f6e0b66ce655d1a9
This commit is contained in:
Leonid Yuriev
2020-09-19 00:18:55 +03:00
parent b321f67ed2
commit d9daf2944d
3 changed files with 126 additions and 54 deletions
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11
src/internals.h
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@@ -929,17 +929,18 @@ struct MDBX_env {
#define MDBX_DEPRECATED_MAPASYNC UINT32_C(0x100000)
#define ENV_INTERNAL_FLAGS (MDBX_FATAL_ERROR | MDBX_ENV_ACTIVE | MDBX_ENV_TXKEY)
uint32_t me_flags;
mdbx_mmap_t me_dxb_mmap; /* The main data file */
mdbx_mmap_t me_dxb_mmap; /* The main data file */
#define me_map me_dxb_mmap.dxb
#define me_lazy_fd me_dxb_mmap.fd
mdbx_filehandle_t me_dsync_fd;
mdbx_mmap_t me_lck_mmap; /* The lock file */
mdbx_mmap_t me_lck_mmap; /* The lock file */
#define me_lfd me_lck_mmap.fd
#define me_lck me_lck_mmap.lck
unsigned me_psize; /* DB page size, inited from me_os_psize */
unsigned me_psize2log; /* log2 of DB page size */
unsigned me_os_psize; /* OS page size, from mdbx_syspagesize() */
unsigned me_psize; /* DB page size, inited from me_os_psize */
uint8_t me_psize2log; /* log2 of DB page size */
int8_t me_stuck_meta; /* recovery-only: target meta page or less that zero */
unsigned me_os_psize; /* OS page size, from mdbx_syspagesize() */
unsigned me_maxreaders; /* size of the reader table */
mdbx_fastmutex_t me_dbi_lock;
MDBX_dbi me_numdbs; /* number of DBs opened */