From 2b4c25bd2cac034cdc52d29d6bb8c675c87a731c Mon Sep 17 00:00:00 2001
From: Ron Yorston <rmy@pobox.com>
Date: Sun, 5 Apr 2020 09:49:57 +0100
Subject: win32: new functions: getpeername(2), mingw_spawn_detach()

Implement getpeername(2).

Add mingw_spawn_detach() to allow the spawned process to detach from
the console.
---
 win32/net.c     | 12 ++++++++++++
 win32/process.c | 18 +++++++++++++++---
 2 files changed, 27 insertions(+), 3 deletions(-)

(limited to 'win32')

diff --git a/win32/net.c b/win32/net.c
index 2341119b0..01fa16a4e 100644
--- a/win32/net.c
+++ b/win32/net.c
@@ -99,3 +99,15 @@ int mingw_accept(int sockfd1, struct sockaddr *sa, socklen_t *sz)
 	}
 	return sockfd2;
 }
+
+#undef getpeername
+int mingw_getpeername(int fd, struct sockaddr *sa, socklen_t *sz)
+{
+	SOCKET sock = (SOCKET)_get_osfhandle(fd);
+
+	if (sock == INVALID_SOCKET) {
+		errno = EBADF;
+		return -1;
+	}
+	return getpeername(sock, sa, sz);
+}
diff --git a/win32/process.c b/win32/process.c
index 4257fd689..67ce3c100 100644
--- a/win32/process.c
+++ b/win32/process.c
@@ -334,16 +334,28 @@ mingw_spawn_1(int mode, const char *cmd, char *const *argv, char *const *envp)
 	return -1;
 }
 
-pid_t FAST_FUNC
-mingw_spawn(char **argv)
+static pid_t
+mingw_spawn_pid(int mode, char **argv)
 {
 	intptr_t ret;
 
-	ret = mingw_spawn_proc((const char **)argv);
+	ret = mingw_spawn_1(mode, argv[0], (char *const *)argv, environ);
 
 	return ret == -1 ? -1 : GetProcessId((HANDLE)ret);
 }
 
+pid_t FAST_FUNC
+mingw_spawn(char **argv)
+{
+	return mingw_spawn_pid(P_NOWAIT, argv);
+}
+
+pid_t FAST_FUNC
+mingw_spawn_detach(char **argv)
+{
+	return mingw_spawn_pid(P_DETACH, argv);
+}
+
 intptr_t FAST_FUNC
 mingw_spawn_proc(const char **argv)
 {
-- 
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