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authorTom Lane <tgl@sss.pgh.pa.us>2017-06-19 11:02:45 -0400
committerTom Lane <tgl@sss.pgh.pa.us>2017-06-19 11:03:16 -0400
commit2943c04f7711d4f2cf7de17434c5ed44e4b16e68 (patch)
tree8851982f2b1ff4d1f1114c0f78ef122025f5b0f7
parentb47e2f7a94631c9dc8374339de2f668d898cd1c6 (diff)
On Windows, make pg_dump use binary mode for compressed plain text output.
The combination of -Z -Fp and output to stdout resulted in corrupted output data, because we left stdout in text mode, resulting in newline conversion being done on the compressed stream. Switch stdout to binary mode for this case, at the same place where we do it for non-text output formats. Report and patch by Kuntal Ghosh, tested by Ashutosh Sharma and Neha Sharma. Back-patch to all supported branches. Discussion: https://postgr.es/m/CAGz5QCJPvbBjXAmJuGx1B_41yVCetAJhp7rtaDf7XQGWuB1GSw@mail.gmail.com
-rw-r--r--src/bin/pg_dump/pg_backup_archiver.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/bin/pg_dump/pg_backup_archiver.c b/src/bin/pg_dump/pg_backup_archiver.c
index c0ebc880743..53b25550beb 100644
--- a/src/bin/pg_dump/pg_backup_archiver.c
+++ b/src/bin/pg_dump/pg_backup_archiver.c
@@ -2092,12 +2092,12 @@ _allocAH(const char *FileSpec, const ArchiveFormat fmt,
AH->OF = stdout;
/*
- * On Windows, we need to use binary mode to read/write non-text archive
- * formats. Force stdin/stdout into binary mode if that is what we are
- * using.
+ * On Windows, we need to use binary mode to read/write non-text files,
+ * which include all archive formats as well as compressed plain text.
+ * Force stdin/stdout into binary mode if that is what we are using.
*/
#ifdef WIN32
- if (fmt != archNull &&
+ if ((fmt != archNull || compression != 0) &&
(AH->fSpec == NULL || strcmp(AH->fSpec, "") == 0))
{
if (mode == archModeWrite)