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Diffstat (limited to 'src/include/utils/logtape.h')
-rw-r--r--src/include/utils/logtape.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/utils/logtape.h b/src/include/utils/logtape.h
index 8c742ac491d..1afd527e13d 100644
--- a/src/include/utils/logtape.h
+++ b/src/include/utils/logtape.h
@@ -66,7 +66,7 @@ extern LogicalTape *LogicalTapeCreate(LogicalTapeSet *lts);
extern LogicalTape *LogicalTapeImport(LogicalTapeSet *lts, int worker, TapeShare *shared);
extern void LogicalTapeSetForgetFreeSpace(LogicalTapeSet *lts);
extern size_t LogicalTapeRead(LogicalTape *lt, void *ptr, size_t size);
-extern void LogicalTapeWrite(LogicalTape *lt, void *ptr, size_t size);
+extern void LogicalTapeWrite(LogicalTape *lt, const void *ptr, size_t size);
extern void LogicalTapeRewindForRead(LogicalTape *lt, size_t buffer_size);
extern void LogicalTapeFreeze(LogicalTape *lt, TapeShare *share);
extern size_t LogicalTapeBackspace(LogicalTape *lt, size_t size);