From 90648ea3e55125a5a819b32106da6462da310da6 Mon Sep 17 00:00:00 2001
From: Olivier Valentin <ovalenti@redhat.com>
Date: Tue, 16 Jul 2024 22:34:02 +0200
Subject: [PATCH] hurd: add includes and macro prerequisites

- ptsname() needs _XOPEN_SOURCE >= 500
- setenv needs _POSIX_C_SOURCE >= 200112
- setgroups needs grp.h
---
 CMakeLists.txt     | 1 +
 src/unix/process.c | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 40c808b8..d16cf76f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -307,6 +307,7 @@ if(APPLE)
 endif()
 
 if(CMAKE_SYSTEM_NAME STREQUAL "GNU")
+  list(APPEND uv_defines _GNU_SOURCE _POSIX_C_SOURCE=200112 _XOPEN_SOURCE=500)
   list(APPEND uv_libraries dl)
   list(APPEND uv_sources
        src/unix/bsd-ifaddrs.c
diff --git a/src/unix/process.c b/src/unix/process.c
index bc73cb69..f2038f2c 100644
--- a/src/unix/process.c
+++ b/src/unix/process.c
@@ -55,7 +55,8 @@
 extern char **environ;
 #endif
 
-#if defined(__linux__)
+#if defined(__linux__) || \
+    defined(__GNU__)
 # include <grp.h>
 #endif