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Author: Pino Toscano <toscano.pino@tiscali.it>
Description: Avoid unconditional PATH_MAX usage
Use a "safe" size in case PATH_MAX is not defined; in the end, this should not
be used, as a allocating realpath() will be used instead.
Forwarded: no
Last-Update: 2020-04-19
--- a/src/corelib/io/qfilesystemengine_unix.cpp
+++ b/src/corelib/io/qfilesystemengine_unix.cpp
@@ -690,7 +690,11 @@ QFileSystemEntry QFileSystemEngine::cano
Q_UNUSED(data);
return QFileSystemEntry(slowCanonicalized(absoluteName(entry).filePath()));
#else
+#ifdef PATH_MAX
char stack_result[PATH_MAX+1];
+#else
+ char stack_result[4096+1];
+#endif
char *resolved_name = nullptr;
# if defined(Q_OS_DARWIN) || defined(Q_OS_ANDROID)
// On some Android and macOS versions, realpath() will return a path even if
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