[libcxx-commits] [PATCH] D92110: [SystemZ][ZOS] Provide PATH_MAX macro for libcxx

[Zbigniew Sarbinowski via Phabricator via libcxx-commits]

zibi created this revision.
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Defining PATH_MAX to _XOPEN_PATH_MAX which is the closest macro available on z/OS.
Note that this value is 1024 which is 4 times smaller from same macro on Linux.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D92110

Files:
  libcxx/src/filesystem/operations.cpp


Index: libcxx/src/filesystem/operations.cpp
===================================================================
--- libcxx/src/filesystem/operations.cpp
+++ libcxx/src/filesystem/operations.cpp
@@ -42,6 +42,10 @@
 # pragma comment(lib, "rt")
 #endif
 
+#if defined(__MVS__) && !defined(PATH_MAX)
+#define PATH_MAX _XOPEN_PATH_MAX
+#endif
+
 _LIBCPP_BEGIN_NAMESPACE_FILESYSTEM
 
 namespace {


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