Merge branch 'j6t/mingw'

* j6t/mingw: (38 commits)
  compat/pread.c: Add a forward declaration to fix a warning
  Windows: Fix ntohl() related warnings about printf formatting
  Windows: TMP and TEMP environment variables specify a temporary directory.
  Windows: Make 'git help -a' work.
  Windows: Work around an oddity when a pipe with no reader is written to.
  Windows: Make the pager work.
  When installing, be prepared that template_dir may be relative.
  Windows: Use a relative default template_dir and ETC_GITCONFIG
  Windows: Compute the fallback for exec_path from the program invocation.
  Turn builtin_exec_path into a function.
  Windows: Use a customized struct stat that also has the st_blocks member.
  Windows: Add a custom implementation for utime().
  Windows: Add a new lstat and fstat implementation based on Win32 API.
  Windows: Implement a custom spawnve().
  Windows: Implement wrappers for gethostbyname(), socket(), and connect().
  Windows: Work around incompatible sort and find.
  Windows: Implement asynchronous functions as threads.
  Windows: Disambiguate DOS style paths from SSH URLs.
  Windows: A rudimentary poll() emulation.
  Windows: Implement start_command().
  ...

diff --cc Documentation/git.txt
Simple merge

diff --cc Makefile
Simple merge

diff --cc cache.h
Simple merge

diff --cc exec_cmd.c
Simple merge

diff --cc git-compat-util.h
Simple merge

diff --cc git.c
index 22ac5226def5c2dd4e699533255b84e18f630bfa,871b93ca7e5eb9e919f0d55e169f8864df5e8a6d..3307c078e539e150556f8b27264bbf29b05d9bb6
--- 1/git.c
--- 2/git.c
+++ b/git.c
@@@ -384,40 -394,10 +394,40 @@@ static void handle_internal_command(in
        }
  }
  
 +static void execv_dashed_external(const char **argv)
 +{
 +      struct strbuf cmd;
 +      const char *tmp;
 +
 +      strbuf_init(&cmd, 0);
 +      strbuf_addf(&cmd, "git-%s", argv[0]);
 +
 +      /*
 +       * argv[0] must be the git command, but the argv array
 +       * belongs to the caller, and may be reused in
 +       * subsequent loop iterations. Save argv[0] and
 +       * restore it on error.
 +       */
 +      tmp = argv[0];
 +      argv[0] = cmd.buf;
 +
 +      trace_argv_printf(argv, "trace: exec:");
 +
 +      /* execvp() can only ever return if it fails */
 +      execvp(cmd.buf, (char **)argv);
 +
 +      trace_printf("trace: exec failed: %s\n", strerror(errno));
 +
 +      argv[0] = tmp;
 +
 +      strbuf_release(&cmd);
 +}
 +
 +
  int main(int argc, const char **argv)
  {
-       const char *cmd = argv[0] ? argv[0] : "git-help";
-       char *slash = strrchr(cmd, '/');
+       const char *cmd = argv[0] && *argv[0] ? argv[0] : "git-help";
+       char *slash = (char *)cmd + strlen(cmd);
        const char *cmd_path = NULL;
        int done_alias = 0;
  

diff --cc help.c
Simple merge

diff --cc setup.c
Simple merge

diff --cc sha1_file.c
Simple merge