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Add const to BufFileWrite

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Make data buffer argument to BufFileWrite a const pointer and bubble
this up to various callers and related APIs.  This makes the APIs
clearer and more consistent.

Discussion: https://www.postgresql.org/message-id/flat/11dda853-bb5b-59ba-a746-e168b1ce4bdb%40enterprisedb.com
This commit is contained in:
Peter Eisentraut
2022-12-30 10:02:59 +01:00
parent 5f2f99c9c6
commit faf3750657
6 changed files with 12 additions and 12 deletions
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src/include/storage/buffile.h
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@@ -39,7 +39,7 @@ typedef struct BufFile BufFile;
extern BufFile *BufFileCreateTemp(bool interXact);
extern void BufFileClose(BufFile *file);
extern size_t BufFileRead(BufFile *file, void *ptr, size_t size);
extern void BufFileWrite(BufFile *file, void *ptr, size_t size);
extern void BufFileWrite(BufFile *file, const void *ptr, size_t size);
extern int BufFileSeek(BufFile *file, int fileno, off_t offset, int whence);
extern void BufFileTell(BufFile *file, int *fileno, off_t *offset);
extern int BufFileSeekBlock(BufFile *file, long blknum);