fuzz: fix an unused result on getcwd() in pyutil
clang was rightly complaining about this, so let's just fix it.
Differential Revision: https://phab.mercurial-scm.org/D7558
--- a/contrib/fuzz/pyutil.cc Sun Sep 29 16:00:32 2019 +0200
+++ b/contrib/fuzz/pyutil.cc Fri Dec 06 15:30:29 2019 -0500
@@ -1,5 +1,6 @@
#include "pyutil.h"
+#include <iostream>
#include <string>
namespace contrib
@@ -24,7 +25,11 @@
auto pos = selfpath.rfind("/");
if (pos == std::string::npos) {
char wd[8192];
- getcwd(wd, 8192);
+ if (!getcwd(wd, 8192)) {
+ std::cerr << "Failed to call getcwd: errno " << errno
+ << std::endl;
+ exit(1);
+ }
pypath = std::string(wd) + subdir;
} else {
pypath = selfpath.substr(0, pos) + subdir;