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Code Issues Releases Activity

[Issue #261] fix compatibility with older(<13) PG versions

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This commit is contained in:
Grigory Smolkin
2020-09-25 11:47:44 +03:00
parent eca14e0261
commit c1e52db651
1 changed files with 16 additions and 4 deletions
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src/parsexlog.c
+16 -4
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@@ -153,7 +153,11 @@ static XLogReaderState* WalReaderAllocate(uint32 wal_seg_size, XLogReaderData *r
static int SimpleXLogPageRead(XLogReaderState *xlogreader,
XLogRecPtr targetPagePtr,
int reqLen, XLogRecPtr targetRecPtr, char *readBuf);
int reqLen, XLogRecPtr targetRecPtr, char *readBuf
#if PG_VERSION_NUM < 130000
,TimeLineID *pageTLI
#endif
);
static XLogReaderState *InitXLogPageRead(XLogReaderData *reader_data,
const char *archivedir,
TimeLineID tli, uint32 segment_size,
@@ -938,7 +942,11 @@ get_gz_error(gzFile gzf)
/* XLogreader callback function, to read a WAL page */
static int
SimpleXLogPageRead(XLogReaderState *xlogreader, XLogRecPtr targetPagePtr,
int reqLen, XLogRecPtr targetRecPtr, char *readBuf)
int reqLen, XLogRecPtr targetRecPtr, char *readBuf
#if PG_VERSION_NUM < 130000
,TimeLineID *pageTLI
#endif
)
{
XLogReaderData *reader_data;
uint32 targetPageOff;
@@ -1072,7 +1080,9 @@ SimpleXLogPageRead(XLogReaderState *xlogreader, XLogRecPtr targetPagePtr,
reader_data->prev_page_off == targetPageOff)
{
memcpy(readBuf, reader_data->page_buf, XLOG_BLCKSZ);
// *pageTLI = reader_data->tli;
#if PG_VERSION_NUM < 130000
*pageTLI = reader_data->tli;
#endif
return XLOG_BLCKSZ;
}
@@ -1116,7 +1126,9 @@ SimpleXLogPageRead(XLogReaderState *xlogreader, XLogRecPtr targetPagePtr,
memcpy(reader_data->page_buf, readBuf, XLOG_BLCKSZ);
reader_data->prev_page_off = targetPageOff;
// *pageTLI = reader_data->tli;
#if PG_VERSION_NUM < 130000
*pageTLI = reader_data->tli;
#endif
return XLOG_BLCKSZ;
}