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Code Issues Releases Activity

fileEqualCRC() refactoring

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This commit is contained in:
Sergey Cherkashin 2018-10-17 15:40:08 +03:00
parent 4befefada2
commit 6deb3bbe2b
1 changed files with 8 additions and 8 deletions
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16
src/data.c
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@ -1738,8 +1738,8 @@ check_file_pages(pgFile *file, XLogRecPtr stop_lsn,
static bool
fileEqualCRC(const char *path1, const char *path2, bool path2_is_compressed)
{
pg_crc32 crc_from;
pg_crc32 crc_to;
pg_crc32 crc1;
pg_crc32 crc2;
/* Get checksum of backup file */
#ifdef HAVE_LIBZ
@ -1748,7 +1748,7 @@ fileEqualCRC(const char *path1, const char *path2, bool path2_is_compressed)
char buf [1024];
gzFile gz_in = NULL;
INIT_CRC32C(crc_to);
INIT_CRC32C(crc2);
gz_in = gzopen(path2, PG_BINARY_R);
if (gz_in == NULL)
{
@ -1771,11 +1771,11 @@ fileEqualCRC(const char *path1, const char *path2, bool path2_is_compressed)
path1, path2);
return false;
}
COMP_CRC32C(crc_to, buf, read_len);
COMP_CRC32C(crc2, buf, read_len);
if (gzeof(gz_in) || read_len == 0)
break;
}
FIN_CRC32C(crc_to);
FIN_CRC32C(crc2);
if (gzclose(gz_in) != 0)
elog(ERROR, "Cannot close compressed WAL file \"%s\": %s",
@ -1784,11 +1784,11 @@ fileEqualCRC(const char *path1, const char *path2, bool path2_is_compressed)
else
#endif
{
crc_to = pgFileGetCRC(path2);
crc2 = pgFileGetCRC(path2);
}
/* Get checksum of original file */
crc_from = pgFileGetCRC(path1);
crc1 = pgFileGetCRC(path1);
return EQ_CRC32C(crc_from, crc_to);
return EQ_CRC32C(crc1, crc2);
}