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authorThomas Munro2023-01-06 03:38:46 +0000
committerThomas Munro2023-01-06 03:42:47 +0000
commit72aea955d49712a17c08748aa9abcbcf98c32fc5 (patch)
tree19efa9771f55fb979ba6e1e4d93c182667dc463a
parentf2857af485a00ab5dbfa2c83af9d83afe4378239 (diff)
Fix pg_truncate() on Windows.
Commit 57faaf376 added pg_truncate(const char *path, off_t length), but "length" was ignored under WIN32 and the file was unconditionally truncated to 0. There was no live bug, since the only caller passes 0. Fix, and back-patch to 14 where the function arrived. Author: Justin Pryzby <[email protected]> Discussion: https://postgr.es/m/20230106031652.GR3109%40telsasoft.com
-rw-r--r--src/backend/storage/file/fd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/storage/file/fd.c b/src/backend/storage/file/fd.c
index d4a46f0158..926d000f2e 100644
--- a/src/backend/storage/file/fd.c
+++ b/src/backend/storage/file/fd.c
@@ -638,7 +638,7 @@ pg_truncate(const char *path, off_t length)
fd = OpenTransientFile(path, O_RDWR | PG_BINARY);
if (fd >= 0)
{
- ret = ftruncate(fd, 0);
+ ret = ftruncate(fd, length);
save_errno = errno;
CloseTransientFile(fd);
errno = save_errno;