Merge branch 'rj/cygwin-msvc'

* rj/cygwin-msvc:
  MSVC: Add support for building with NO_MMAP
  Makefile: keep MSVC and Cygwin configuration separate

Author: gitster

Makefile

@@ -216,6 +216,12 @@ uname_R := $(shell sh -c 'uname -r 2>/dev/null || echo not')
 uname_P := $(shell sh -c 'uname -p 2>/dev/null || echo not')
 uname_V := $(shell sh -c 'uname -v 2>/dev/null || echo not')
 
+ifdef MSVC
+	# avoid the MingW and Cygwin configuration sections
+	uname_S := Windows
+	uname_O := Windows
+endif
+
 # CFLAGS and LDFLAGS are for the users to override from the command line.
 
 CFLAGS = -g -O2 -Wall
@@ -900,7 +906,7 @@ ifeq ($(uname_S),HP-UX)
 	NO_SYS_SELECT_H = YesPlease
 	SNPRINTF_RETURNS_BOGUS = YesPlease
 endif
-ifdef MSVC
+ifeq ($(uname_S),Windows)
 	GIT_VERSION := $(GIT_VERSION).MSVC
 	pathsep = ;
 	NO_PREAD = YesPlease
@@ -953,7 +959,7 @@ else
 	BASIC_CFLAGS += -Zi -MTd
 endif
 	X = .exe
-else
+endif
 ifneq (,$(findstring MINGW,$(uname_S)))
 	pathsep = ;
 	NO_PREAD = YesPlease
@@ -1003,7 +1009,6 @@ else
 	NO_PTHREADS = YesPlease
 endif
 endif
-endif
 
 -include config.mak.autogen
 -include config.mak

compat/mingw.c

@@ -1000,6 +1000,18 @@ int mingw_rename(const char *pold, const char *pnew)
 	return -1;
 }
 
+/*
+ * Note that this doesn't return the actual pagesize, but
+ * the allocation granularity. If future Windows specific git code
+ * needs the real getpagesize function, we need to find another solution.
+ */
+int mingw_getpagesize(void)
+{
+	SYSTEM_INFO si;
+	GetSystemInfo(&si);
+	return si.dwAllocationGranularity;
+}
+
 struct passwd *getpwuid(int uid)
 {
 	static char user_name[100];

compat/mingw.h

@@ -187,7 +187,7 @@ int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz);
 int mingw_rename(const char*, const char*);
 #define rename mingw_rename
 
-#ifdef USE_WIN32_MMAP
+#if defined(USE_WIN32_MMAP) || defined(_MSC_VER)
 int mingw_getpagesize(void);
 #define getpagesize mingw_getpagesize
 #endif

compat/win32mmap.c

@@ -1,17 +1,5 @@
 #include "../git-compat-util.h"
 
-/*
- * Note that this doesn't return the actual pagesize, but
- * the allocation granularity. If future Windows specific git code
- * needs the real getpagesize function, we need to find another solution.
- */
-int mingw_getpagesize(void)
-{
-	SYSTEM_INFO si;
-	GetSystemInfo(&si);
-	return si.dwAllocationGranularity;
-}
-
 void *git_mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset)
 {
 	HANDLE hmap;