From: Patrick Steinhardt <ps@pks.im>
Date: Tue, 21 May 2019 11:38:44 +0000 (+0200)
Subject: zzip: fseeko: do not redefine `PAGESIZE`
X-Git-Tag: v0.13.70~2^2~11^2~3
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=089d714af0cd1002ee6d93a424dcdee3adc47095;p=zziplib

zzip: fseeko: do not redefine `PAGESIZE`

If we've already pulled in the `PAGESIZE` macro via some transitive
headers, we don't want to redefine its value.
---

diff --git a/zzip/fseeko.c b/zzip/fseeko.c
index f895690..ac66784 100644
--- a/zzip/fseeko.c
+++ b/zzip/fseeko.c
@@ -76,7 +76,9 @@
 
 /* we try to round all seeks to the pagesize - since we do not use
  * the sys/mmap interface we have to guess a good value here: */
-#define PAGESIZE 8192
+#ifndef PAGESIZE
+# define PAGESIZE 8192
+#endif
 
 #ifdef DEBUG
 #define debug1(msg) do { fprintf(stderr, "DEBUG: %s : " msg "\n", __func__); } while(0)