From 123e49994d05c105421db10baa3a109bb57d0fa7 Mon Sep 17 00:00:00 2001
From: Kenneth Myhra <kennethmyhra@gmail.com>
Date: Mon, 13 Dec 2021 18:38:48 +0100
Subject: [PATCH] LibCore: Add posix_spawnp() wrapper that return
 ErrorOr<pid_t>

---
 Userland/Libraries/LibCore/System.cpp | 8 ++++++++
 Userland/Libraries/LibCore/System.h   | 2 ++
 2 files changed, 10 insertions(+)

diff --git a/Userland/Libraries/LibCore/System.cpp b/Userland/Libraries/LibCore/System.cpp
index a76d2a6da9..54a04e9002 100644
--- a/Userland/Libraries/LibCore/System.cpp
+++ b/Userland/Libraries/LibCore/System.cpp
@@ -372,4 +372,12 @@ ErrorOr<void> clock_settime(clockid_t clock_id, struct timespec* ts)
 #endif
 }
 
+ErrorOr<pid_t> posix_spawnp(StringView const path, posix_spawn_file_actions_t* const file_actions, posix_spawnattr_t* const attr, char* const arguments[], char* const envp[])
+{
+    pid_t child_pid;
+    if ((errno = ::posix_spawnp(&child_pid, path.to_string().characters(), file_actions, attr, arguments, envp)))
+        return Error::from_syscall("posix_spawnp"sv, -errno);
+    return child_pid;
+}
+
 }
diff --git a/Userland/Libraries/LibCore/System.h b/Userland/Libraries/LibCore/System.h
index b04f89ae7a..e9d8dd8b8e 100644
--- a/Userland/Libraries/LibCore/System.h
+++ b/Userland/Libraries/LibCore/System.h
@@ -11,6 +11,7 @@
 #include <grp.h>
 #include <pwd.h>
 #include <signal.h>
+#include <spawn.h>
 #include <sys/stat.h>
 #include <termios.h>
 #include <time.h>
@@ -51,5 +52,6 @@ ErrorOr<void> chown(StringView pathname, uid_t uid, gid_t gid);
 ErrorOr<struct passwd> getpwnam(StringView name);
 ErrorOr<struct group> getgrnam(StringView name);
 ErrorOr<void> clock_settime(clockid_t clock_id, struct timespec* ts);
+ErrorOr<pid_t> posix_spawnp(StringView const path, posix_spawn_file_actions_t* const file_actions, posix_spawnattr_t* const attr, char* const arguments[], char* const envp[]);
 
 }