From: Guido van Rossum <guido@python.org>
Date: Tue, 5 May 1998 22:21:35 +0000 (+0000)
Subject: Ugly band-aid to work around a bug in Linux ftell().
X-Git-Tag: v1.5.2a1~756
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=91aaa92c888c8f1c026241d2306a01b6f2ecd1c5;p=thirdparty%2FPython%2Fcpython.git

Ugly band-aid to work around a bug in Linux ftell().
---

diff --git a/Objects/fileobject.c b/Objects/fileobject.c
index 76f5318f51b5..d43f113ea8cf 100644
--- a/Objects/fileobject.c
+++ b/Objects/fileobject.c
@@ -421,7 +421,9 @@ new_buffersize(f, currentsize)
 	struct stat st;
 	if (fstat(fileno(f->f_fp), &st) == 0) {
 		end = st.st_size;
-		pos = ftell(f->f_fp);
+		pos = lseek(fileno(f->f_fp), 0L, SEEK_CUR);
+		if (pos >= 0)
+			pos = ftell(f->f_fp);
 		if (pos < 0)
 			clearerr(f->f_fp);
 		if (end > pos && pos >= 0)