Re: libssh 0.8.4 MSVC Windows build issue

[Andreas Schneider <asn@xxxxxxxxxxxxxx>]

On Tuesday, 16 October 2018 15:14:31 CEST Wolf Wolfswinkel wrote:
> Hi,
> 
> I am trying to upgrade from libssh 0.7.5 to 0.8.4.
> 
> The 0.7.5 build used to work fine with VS2017, but with 0.8.4 it fails
> because 'ssize_t' is undefined (in connector.c). Does anyone recognize
> this?
> 
> I ran cmake as
> 
> cmake -G "Visual Studio 15 2017 Win64" -DWITH_ZLIB=OFF -DWITH_SERVER=OFF
> -DWITH_EXAMPLES=OFF
> 
> Thanks,
> 
> Wolf Wolfswinkel

Does the attached patch work for you?


	Andreas

-- 
Andreas Schneider                 asn@xxxxxxxxxxxxxx
GPG-ID:     8DFF53E18F2ABC8D8F3C92237EE0FC4DCC014E3D

From 90c83864c852d5dc2c8f81ba29995abe01caa371 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@xxxxxxxxxxxxxx>
Date: Tue, 16 Oct 2018 15:44:12 +0200
Subject: [PATCH] priv: Add ssize_t if not available with MSVC

Signed-off-by: Andreas Schneider <asn@xxxxxxxxxxxxxx>
---
 include/libssh/priv.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/libssh/priv.h b/include/libssh/priv.h
index 31abb106..8fc79259 100644
--- a/include/libssh/priv.h
+++ b/include/libssh/priv.h
@@ -29,6 +29,7 @@
 #ifndef _LIBSSH_PRIV_H
 #define _LIBSSH_PRIV_H
 
+#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -128,6 +129,14 @@ char *strndup(const char *s, size_t n);
 #   endif /* HAVE__VSNPRINTF */
 #  endif /* HAVE__VSNPRINTF_S */
 
+#  ifndef _SSIZE_T_DEFINED
+#   ifdef  _WIN64
+     typedef unsigned __int64    ssize_t;
+#   else
+     typedef _W64 unsigned int   ssize_t;
+#   endif
+#   define _SSIZE_T_DEFINED
+#  endif
 # endif /* _MSC_VER */
 
 struct timeval;
-- 
2.19.1