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windows: disable Unix Sockets for old mingw

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Classic mingw and 10y+ old versions of mingw-w64 don't ship with
Windows headers having the typedef necessary for Unix Sockets
support, so try detecting these environments to disable this
feature.

Ref: cf6afc5717/

Reviewed-by: Daniel Stenberg

Fixes #5674
Closes #5758
This commit is contained in:
Viktor Szakats 2020-08-03 14:27:27 +00:00
parent 07fd3fa07f
commit 8297978c21
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GPG Key ID: 9C01E9B68B91DE4D
1 changed files with 5 additions and 1 deletions
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6
lib/config-win32.h
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@ -718,18 +718,22 @@ Vista
#define USE_WIN32_CRYPTO
#endif
/* On MinGW the ADDRESS_FAMILY typedef was committed alongside LUP_SECURE,
so we use it to check for the presence of the typedef. */
#include <ws2tcpip.h>
#if !defined(__MINGW32__) || defined(LUP_SECURE)
/* Define to use Unix sockets. */
#define USE_UNIX_SOCKETS
#if !defined(UNIX_PATH_MAX)
/* Replicating logic present in afunix.h of newer Windows 10 SDK versions */
# define UNIX_PATH_MAX 108
# include <ws2tcpip.h>
/* !checksrc! disable TYPEDEFSTRUCT 1 */
typedef struct sockaddr_un {
ADDRESS_FAMILY sun_family;
char sun_path[UNIX_PATH_MAX];
} SOCKADDR_UN, *PSOCKADDR_UN;
#endif
#endif
/* ---------------------------------------------------------------- */
/* ADDITIONAL DEFINITIONS */