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authorTom Lane <tgl@sss.pgh.pa.us>2007-08-06 01:38:32 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2007-08-06 01:38:32 +0000
commit6d1607dc3f83d1de9b4daeba2f0622e29cafc524 (patch)
tree16d67e7e8db7ebdd36dd1ae15e92b4b5f390fc92 /src/bin/pg_dump/pg_backup_custom.c
parentf99e72fa51d1a0de26dff3878832c9e2ed3f4f12 (diff)
Fix pg_restore to guard against unexpected EOF while reading an archive file.
Per report and partial patch from Chad Wagner.
Diffstat (limited to 'src/bin/pg_dump/pg_backup_custom.c')
-rw-r--r--src/bin/pg_dump/pg_backup_custom.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/src/bin/pg_dump/pg_backup_custom.c b/src/bin/pg_dump/pg_backup_custom.c
index 3edbb8f5c0a..bfa4eaf02f4 100644
--- a/src/bin/pg_dump/pg_backup_custom.c
+++ b/src/bin/pg_dump/pg_backup_custom.c
@@ -19,7 +19,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/bin/pg_dump/pg_backup_custom.c,v 1.33 2005/10/15 02:49:38 momjian Exp $
+ * $PostgreSQL: pgsql/src/bin/pg_dump/pg_backup_custom.c,v 1.33.2.1 2007/08/06 01:38:32 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -703,7 +703,7 @@ _WriteByte(ArchiveHandle *AH, const int i)
*
* Called by the archiver to read bytes & integers from the archive.
* These routines are only used to read & write headers & TOC.
- *
+ * EOF should be treated as a fatal error.
*/
static int
_ReadByte(ArchiveHandle *AH)
@@ -711,9 +711,10 @@ _ReadByte(ArchiveHandle *AH)
lclContext *ctx = (lclContext *) AH->formatData;
int res;
- res = fgetc(AH->FH);
- if (res != EOF)
- ctx->filePos += 1;
+ res = getc(AH->FH);
+ if (res == EOF)
+ die_horribly(AH, modulename, "unexpected end of file\n");
+ ctx->filePos += 1;
return res;
}