[PATCH 09/11] Add MSVC porting header files.

[Frank Li <lznuaa@gmail.com>]

Add unix head file, dirent.h, unistd.h  and time.h
Add MSVC special porting head file msvc.h and msvc.c.

Signed-off-by: Frank Li <lznuaa@gmail.com>
---
 compat/msvc.c                   |   33 ++++++++++
 compat/msvc.h                   |   95 +++++++++++++++++++++++++++++
 compat/vcbuild/include/dirent.h |  127 +++++++++++++++++++++++++++++++++++++++
 compat/vcbuild/include/unistd.h |   92 ++++++++++++++++++++++++++++
 compat/vcbuild/sys/time.h       |   21 +++++++
 git-compat-util.h               |   12 ++++-
 6 files changed, 379 insertions(+), 1 deletions(-)
 create mode 100644 compat/msvc.c
 create mode 100644 compat/msvc.h
 create mode 100644 compat/vcbuild/include/dirent.h
 create mode 100644 compat/vcbuild/include/unistd.h
 create mode 100644 compat/vcbuild/sys/time.h

diff --git a/compat/msvc.c b/compat/msvc.c
new file mode 100644
index 0000000..80afd4d
--- /dev/null
+++ b/compat/msvc.c
@@ -0,0 +1,33 @@
+#include "../git-compat-util.h"
+#include "win32.h"
+#include <conio.h>
+#include "../strbuf.h"
+
+DIR *opendir(const char *name)
+{
+	int len;
+	DIR *p;
+	p = (DIR*)malloc(sizeof(DIR));
+	memset(p, 0, sizeof(DIR));
+	strncpy(p->dd_name, name, PATH_MAX);
+	len = strlen(p->dd_name);
+	p->dd_name[len] = '/';
+	p->dd_name[len+1] = '*';
+
+	if (p == NULL)
+		return NULL;
+
+	p->dd_handle = _findfirst(p->dd_name, &p->dd_dta);
+
+	if (p->dd_handle == -1) {
+		free(p);
+		return NULL;
+	}
+	return p;
+}
+int closedir(DIR *dir)
+{
+	_findclose(dir->dd_handle);
+	free(dir);
+	return 0;
+}
diff --git a/compat/msvc.h b/compat/msvc.h
new file mode 100644
index 0000000..6071565
--- /dev/null
+++ b/compat/msvc.h
@@ -0,0 +1,95 @@
+#ifndef __MSVC__HEAD
+#define __MSVC__HEAD
+
+#define WINVER 0x0500
+#define _WIN32_WINNT 0x0500
+#define _WIN32_WINDOWS 0x0410
+#define _WIN32_IE 0x0700
+#define NTDDI_VERSION NTDDI_WIN2KSP1
+#include <winsock2.h>
+
+/*Configuration*/
+
+#define NO_PREAD
+#define NO_OPENSSL
+#define NO_LIBGEN_H
+#define NO_SYMLINK_HEAD
+#define NO_IPV6
+#define NO_SETENV
+#define NO_UNSETENV
+#define NO_STRCASESTR
+#define NO_STRLCPY
+#define NO_MEMMEM
+#define NO_C99_FORMAT
+#define NO_STRTOUMAX
+#define NO_MKDTEMP
+#define NO_MKSTEMPS
+
+#define RUNTIME_PREFIX
+#define NO_ST_BLOCKS_IN_STRUCT_STAT
+#define NO_NSEC
+#define USE_WIN32_MMAP
+#define USE_NED_ALLOCATOR
+
+#define NO_REGEX
+
+#define NO_SYS_SELECT_H
+#define NO_PTHEADS
+#define HAVE_STRING_H 1
+#define STDC_HEADERS
+#define NO_ICONV
+
+#define inline __inline
+#define __inline__ __inline
+
+#define SNPRINTF_RETURNS_BOGUS
+
+#define SHA1_HEADER "mozilla-sha1\\sha1.h"
+
+#define ETC_GITCONFIG "%HOME%"
+
+#define NO_PTHREADS
+#define NO_CURL
+
+
+#define NO_STRTOUMAX
+#define REGEX_MALLOC
+
+
+#define GIT_EXEC_PATH "bin"
+#define GIT_VERSION "1.6"
+#define BINDIR "bin"
+#define PREFIX "."
+#define GIT_MAN_PATH "man"
+#define GIT_INFO_PATH "info"
+#define GIT_HTML_PATH "html"
+#define DEFAULT_GIT_TEMPLATE_DIR "templates"
+
+#define NO_STRLCPY
+#define NO_UNSETENV
+#define NO_SETENV
+
+#define strdup _strdup
+#define read _read
+#define close _close
+#define dup _dup
+#define dup2 _dup2
+#define strncasecmp _strnicmp
+#define strtoull _strtoui64
+
+#define __attribute__(x)
+
+static __inline int strcasecmp (const char *s1, const char *s2)
+{
+	int size1=strlen(s1);
+	int sisz2=strlen(s2);
+
+	return _strnicmp(s1,s2,sisz2>size1?sisz2:size1);
+}
+
+#include "compat/mingw.h"
+#undef ERROR
+#undef stat
+#define stat(x,y) mingw_lstat
+#define stat      _stat64
+#endif
\ No newline at end of file
diff --git a/compat/vcbuild/include/dirent.h b/compat/vcbuild/include/dirent.h
new file mode 100644
index 0000000..a6b6f4c
--- /dev/null
+++ b/compat/vcbuild/include/dirent.h
@@ -0,0 +1,127 @@
+/*
+ * DIRENT.H (formerly DIRLIB.H)
+ * This file has no copyright assigned and is placed in the Public Domain.
+ * This file is a part of the mingw-runtime package.
+ * No warranty is given; refer to the file DISCLAIMER within the package.
+ *
+ */
+#ifndef _DIRENT_H_
+#define _DIRENT_H_
+
+/* All the headers include this file. */
+//#include <_mingw.h>
+
+#include <io.h>
+
+#define PATH_MAX 512
+
+#define __MINGW_NOTHROW
+
+#ifndef RC_INVOKED
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct dirent
+{
+	long		d_ino;		/* Always zero. */
+	unsigned short	d_reclen;	/* Always zero. */
+	unsigned short	d_namlen;	/* Length of name in d_name. */
+	char		d_name[FILENAME_MAX]; /* File name. */
+};
+
+/*
+ * This is an internal data structure. Good programmers will not use it
+ * except as an argument to one of the functions below.
+ * dd_stat field is now int (was short in older versions).
+ */
+typedef struct
+{
+	/* disk transfer area for this dir */
+	struct _finddata_t	dd_dta;
+
+	/* dirent struct to return from dir (NOTE: this makes this thread
+	 * safe as long as only one thread uses a particular DIR struct at
+	 * a time) */
+	struct dirent		dd_dir;
+
+	/* _findnext handle */
+	long			dd_handle;
+
+	/*
+         * Status of search:
+	 *   0 = not started yet (next entry to read is first entry)
+	 *  -1 = off the end
+	 *   positive = 0 based index of next entry
+	 */
+	int			dd_stat;
+
+	/* given path for dir with search pattern (struct is extended) */
+	char			dd_name[PATH_MAX+3];
+} DIR;
+
+DIR* __cdecl __MINGW_NOTHROW opendir (const char*);
+struct dirent* __cdecl __MINGW_NOTHROW readdir (DIR*);
+int __cdecl __MINGW_NOTHROW closedir (DIR*);
+void __cdecl __MINGW_NOTHROW rewinddir (DIR*);
+long __cdecl __MINGW_NOTHROW telldir (DIR*);
+void __cdecl __MINGW_NOTHROW seekdir (DIR*, long);
+
+
+/* wide char versions */
+
+struct _wdirent
+{
+	long		d_ino;		/* Always zero. */
+	unsigned short	d_reclen;	/* Always zero. */
+	unsigned short	d_namlen;	/* Length of name in d_name. */
+	wchar_t		d_name[FILENAME_MAX]; /* File name. */
+};
+
+/*
+ * This is an internal data structure. Good programmers will not use it
+ * except as an argument to one of the functions below.
+ */
+typedef struct
+{
+	/* disk transfer area for this dir */
+	//struct _wfinddata_t	dd_dta;
+
+	/* dirent struct to return from dir (NOTE: this makes this thread
+	 * safe as long as only one thread uses a particular DIR struct at
+	 * a time) */
+	struct _wdirent		dd_dir;
+
+	/* _findnext handle */
+	long			dd_handle;
+
+	/*
+         * Status of search:
+	 *   0 = not started yet (next entry to read is first entry)
+	 *  -1 = off the end
+	 *   positive = 0 based index of next entry
+	 */
+	int			dd_stat;
+
+	/* given path for dir with search pattern (struct is extended) */
+	wchar_t			dd_name[1];
+} _WDIR;
+
+
+
+_WDIR* __cdecl __MINGW_NOTHROW _wopendir (const wchar_t*);
+struct _wdirent*  __cdecl __MINGW_NOTHROW _wreaddir (_WDIR*);
+int __cdecl __MINGW_NOTHROW _wclosedir (_WDIR*);
+void __cdecl __MINGW_NOTHROW _wrewinddir (_WDIR*);
+long __cdecl __MINGW_NOTHROW _wtelldir (_WDIR*);
+void __cdecl __MINGW_NOTHROW _wseekdir (_WDIR*, long);
+
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* Not RC_INVOKED */
+
+#endif	/* Not _DIRENT_H_ */
diff --git a/compat/vcbuild/include/unistd.h b/compat/vcbuild/include/unistd.h
new file mode 100644
index 0000000..a0f59e6
--- /dev/null
+++ b/compat/vcbuild/include/unistd.h
@@ -0,0 +1,92 @@
+#ifndef _UNISTD_
+#define _UNISTD_
+
+/* Win32 define for porting git*/
+
+#ifndef _MODE_T_
+#define	_MODE_T_
+typedef unsigned short _mode_t;
+
+#ifndef	_NO_OLDNAMES
+typedef _mode_t	mode_t;
+#endif
+#endif	/* Not _MODE_T_ */
+
+#ifndef _SSIZE_T_
+#define _SSIZE_T_
+typedef long _ssize_t;
+
+#ifndef	_OFF_T_
+#define	_OFF_T_
+typedef long _off_t;
+
+#ifndef	_NO_OLDNAMES
+typedef _off_t	off_t;
+#endif
+#endif	/* Not _OFF_T_ */
+
+
+#ifndef	_NO_OLDNAMES
+typedef _ssize_t ssize_t;
+#endif
+#endif /* Not _SSIZE_T_ */
+
+typedef signed char int8_t;
+typedef unsigned char   uint8_t;
+typedef short  int16_t;
+typedef unsigned short  uint16_t;
+typedef int  int32_t;
+typedef unsigned   uint32_t;
+typedef long long  int64_t;
+typedef unsigned long long   uint64_t;
+
+typedef long long  intmax_t;
+typedef unsigned long long uintmax_t;
+
+typedef int64_t off64_t;
+
+#define STDOUT_FILENO 1
+#define STDERR_FILENO 2
+
+/* Some defines for _access nAccessMode (MS doesn't define them, but
+ * it doesn't seem to hurt to add them). */
+#define	F_OK	0	/* Check for file existence */
+/* Well maybe it does hurt.  On newer versions of MSVCRT, an access mode
+   of 1 causes invalid parameter error. */ 
+#define	X_OK	0	/* MS access() doesn't check for execute permission. */
+#define	W_OK	2	/* Check for write permission */
+#define	R_OK	4	/* Check for read permission */
+
+#define	_S_IFIFO	0x1000	/* FIFO */
+#define	_S_IFCHR	0x2000	/* Character */
+#define	_S_IFBLK	0x3000	/* Block: Is this ever set under w32? */
+#define	_S_IFDIR	0x4000	/* Directory */
+#define	_S_IFREG	0x8000	/* Regular */
+
+#define	_S_IFMT		0xF000	/* File type mask */
+
+#define	_S_IXUSR	_S_IEXEC
+#define	_S_IWUSR	_S_IWRITE
+#define	_S_IRUSR	_S_IREAD
+#define	_S_ISDIR(m)	(((m) & _S_IFMT) == _S_IFDIR)
+
+#define	S_IFIFO		_S_IFIFO
+#define	S_IFCHR		_S_IFCHR
+#define	S_IFBLK		_S_IFBLK
+#define	S_IFDIR		_S_IFDIR
+#define	S_IFREG		_S_IFREG
+#define	S_IFMT		_S_IFMT
+#define	S_IEXEC		_S_IEXEC
+#define	S_IWRITE	_S_IWRITE
+#define	S_IREAD		_S_IREAD
+#define	S_IRWXU		_S_IRWXU
+#define	S_IXUSR		_S_IXUSR
+#define	S_IWUSR		_S_IWUSR
+#define	S_IRUSR		_S_IRUSR
+
+
+#define	S_ISDIR(m)	(((m) & S_IFMT) == S_IFDIR)
+#define	S_ISREG(m)	(((m) & S_IFMT) == S_IFREG)
+#define	S_ISFIFO(m)	(((m) & S_IFMT) == S_IFIFO)
+
+#endif
\ No newline at end of file
diff --git a/compat/vcbuild/sys/time.h b/compat/vcbuild/sys/time.h
new file mode 100644
index 0000000..6ed82c0
--- /dev/null
+++ b/compat/vcbuild/sys/time.h
@@ -0,0 +1,21 @@
+#ifndef	_UTIME_H_
+#define	_UTIME_H_
+/*
+ * Structure used by _utime function.
+ */
+struct _utimbuf
+{
+	time_t	actime;		/* Access time */
+	time_t	modtime;	/* Modification time */
+};
+
+#ifndef	_NO_OLDNAMES
+/* NOTE: Must be the same as _utimbuf above. */
+struct utimbuf
+{
+	time_t	actime;
+	time_t	modtime;
+};
+#endif	/* Not _NO_OLDNAMES */
+
+#endif
diff --git a/git-compat-util.h b/git-compat-util.h
index 9f941e4..cb89294 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -77,8 +77,10 @@
 #include <string.h>
 #include <errno.h>
 #include <limits.h>
+#ifndef _MSC_VER
 #include <sys/param.h>
 #include <sys/types.h>
+#endif
 #include <dirent.h>
 #include <sys/time.h>
 #include <time.h>
@@ -86,7 +88,12 @@
 #include <fnmatch.h>
 #include <assert.h>
 #include <regex.h>
+
+#ifndef _MSC_VER
 #include <utime.h>
+#endif
+
+#ifndef _MSC_VER
 #ifndef __MINGW32__
 #include <sys/wait.h>
 #include <sys/poll.h>
@@ -114,7 +121,10 @@
 #else 	/* __MINGW32__ */
 /* pull in Windows compatibility stuff */
 #include "compat/mingw.h"
-#endif	/* __MINGW32__ */
+#endif  /* __MINGW32__ */
+#else   /* _MSC_VER */
+#include "compat/msvc.h"
+#endif	/* _MSC_VER */
 
 #ifndef NO_LIBGEN_H
 #include <libgen.h>
-- 
1.6.4.msysgit.0