From: Rosen Penev <rosenp@gmail.com>
Date: Mon, 6 May 2019 22:02:47 +0000 (-0700)
Subject: fileio: Disable BACKTRACE under uClibc
X-Git-Tag: v1.4.1^2~42^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=23b5ee12366bd87f736fc520aad7425970f69dc5;p=thirdparty%2Fzstd.git

fileio: Disable BACKTRACE under uClibc

uClibc does not support BACKTRACE. It also defines __GLIBC__ and minor as both 2.
This fixes compilation under such a setup.
---

diff --git a/programs/fileio.c b/programs/fileio.c
index 6a8ec3a1c..dc8479ab0 100644
--- a/programs/fileio.c
+++ b/programs/fileio.c
@@ -175,7 +175,7 @@ static void clearHandler(void)
 
 #if !defined(BACKTRACE_ENABLE)
 /* automatic detector : backtrace enabled by default on linux+glibc and osx */
-#  if (defined(__linux__) && defined(__GLIBC__)) \
+#  if (defined(__linux__) && (defined(__GLIBC__) && !defined(__UCLIBC__))) \
      || (defined(__APPLE__) && defined(__MACH__))
 #    define BACKTRACE_ENABLE 1
 #  else