WIP: Fix compilation with Visual Studio 2013

Signed-off-by: Johannes Schindelin <[email protected]>

Author: dscho

compat/hstrerror.c

@@ -1,11 +1,11 @@
 #include <string.h>
 #include <stdio.h>
-#include <netdb.h>
+//#include <netdb.h>
 
 const char *githstrerror(int err)
 {
 	static char buffer[48];
-	switch (err)
+/*	switch (err)
 	{
 	case HOST_NOT_FOUND:
 		return "Authoritative answer: host not found";
@@ -15,7 +15,7 @@ const char *githstrerror(int err)
 		return "Non recoverable errors, FORMERR, REFUSED, NOTIMP";
 	case TRY_AGAIN:
 		return "Non-authoritative \"host not found\", or SERVERFAIL";
-	}
+	}*/
 	sprintf(buffer, "Name resolution error %d", err);
 	return buffer;
 }

compat/msvc.h

@@ -6,6 +6,11 @@
 #include <malloc.h>
 #include <io.h>
 
+#pragma warning(disable: 4018)
+#pragma warning(disable: 4244)
+#define _ANONYMOUS_UNION
+#define O_ACCMODE (O_WRONLY | O_RDWR)
+
 /* porting function */
 #define inline __inline
 #define __inline__ __inline

compat/vcbuild/include/unistd.h

@@ -45,11 +45,13 @@ typedef unsigned long long uintmax_t;
 
 typedef int64_t off64_t;
 
+#if 0
 #define INTMAX_MIN  _I64_MIN
 #define INTMAX_MAX  _I64_MAX
 #define UINTMAX_MAX _UI64_MAX
 
 #define UINT32_MAX 0xffffffff  /* 4294967295U */
+#endif
 
 #define STDIN_FILENO  0
 #define STDOUT_FILENO 1
@@ -96,4 +98,7 @@ typedef int64_t off64_t;
 #define	S_ISREG(m)	(((m) & S_IFMT) == S_IFREG)
 #define	S_ISFIFO(m)	(((m) & S_IFMT) == S_IFIFO)
 
+typedef uint32_t _sigset_t;
+typedef uint32_t pid_t;
+
 #endif

config.mak.uname

@@ -371,6 +371,7 @@ ifeq ($(uname_S),Windows)
 	NATIVE_CRLF = YesPlease
 	DEFAULT_HELP_FORMAT = html
 	NO_D_INO_IN_DIRENT = YesPlease
+	NO_HSTRERROR = YesPlease
 
 	CC = compat/vcbuild/scripts/clink.pl
 	AR = compat/vcbuild/scripts/lib.pl

xdiff/xutils.c

@@ -271,6 +271,7 @@ static unsigned long xdl_hash_record_with_whitespace(char const **data,
 #define HIGHBITS	REPEAT_BYTE(0x80)
 
 /* Return the high bit set in the first byte that is a zero */
+#define inline
 static inline unsigned long has_zero(unsigned long a)
 {
 	return ((a - ONEBYTES) & ~a) & HIGHBITS;