Add MinGW header files to build git with MSVC

Added the header files dirent.h, unistd.h and utime.h
Add alloca.h, which simply includes malloc.h, which defines alloca().

Signed-off-by: Frank Li <lznuaa@gmail.com>
Signed-off-by: Marius Storm-Olsen <mstormo@gmail.com>
Acked-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/compat/vcbuild/include/alloca.h b/compat/vcbuild/include/alloca.h
new file mode 100644 (file)
index 0000000..c0d7985
--- /dev/null
+++ b/compat/vcbuild/include/alloca.h
@@ -0,0 +1 @@
+#include <malloc.h>

diff --git a/compat/vcbuild/include/dirent.h b/compat/vcbuild/include/dirent.h
new file mode 100644 (file)
index 0000000..440618d
--- /dev/null
+++ b/compat/vcbuild/include/dirent.h
@@ -0,0 +1,128 @@
+/*
+ * 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.
+ *
+ * The mingw-runtime package and its code is distributed in the hope that it
+ * will be useful but WITHOUT ANY WARRANTY.  ALL WARRANTIES, EXPRESSED OR
+ * IMPLIED ARE HEREBY DISCLAIMED.  This includes but is not limited to
+ * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You are free to use this package and its code without limitation.
+ */
+#ifndef _DIRENT_H_
+#define _DIRENT_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/sys/utime.h b/compat/vcbuild/include/sys/utime.h
new file mode 100644 (file)
index 0000000..582589c
--- /dev/null
+++ b/compat/vcbuild/include/sys/utime.h
@@ -0,0 +1,34 @@
+#ifndef        _UTIME_H_
+#define        _UTIME_H_
+/*
+ * UTIME.H
+ * This file has no copyright assigned and is placed in the Public Domain.
+ * This file is a part of the mingw-runtime package.
+ *
+ * The mingw-runtime package and its code is distributed in the hope that it
+ * will be useful but WITHOUT ANY WARRANTY.  ALL WARRANTIES, EXPRESSED OR
+ * IMPLIED ARE HEREBY DISCLAIMED.  This includes but is not limited to
+ * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You are free to use this package and its code without limitation.
+ */
+
+/*
+ * 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/compat/vcbuild/include/unistd.h b/compat/vcbuild/include/unistd.h
new file mode 100644 (file)
index 0000000..2a4f276
--- /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

diff --git a/compat/vcbuild/include/utime.h b/compat/vcbuild/include/utime.h
new file mode 100644 (file)
index 0000000..8285f38
--- /dev/null
+++ b/compat/vcbuild/include/utime.h
@@ -0,0 +1 @@
+#include <sys/utime.h>