* lisp/isearch.el (isearch-mode-map): Bind `C-x 8 RET' to

[bpt/emacs.git] / src / unexcw.c

diff --git a/src/unexcw.c b/src/unexcw.c
index 8c5d574..7d1a72e 100644 (file)
--- a/src/unexcw.c
+++ b/src/unexcw.c
@@ -183,6 +183,19 @@ fixup_executable (int fd)
                exe_header->file_optional_header.FileAlignment *
                exe_header->file_optional_header.FileAlignment;
 
+              /* Make sure the generated bootstrap binary isn't
+               * sparse.  NT doesn't use a file cache for sparse
+               * executables, so if we bootstrap Emacs using a sparse
+               * bootstrap-emacs.exe, bootstrap takes about twenty
+               * times longer than it would otherwise.  */
+
+              ret = posix_fallocate (fd,
+                                     ( exe_header->section_header[i].s_scnptr +
+                                       exe_header->section_header[i].s_size ),
+                                     1);
+
+              assert (ret != -1);
+
              ret =
                lseek (fd,
                       (long) (exe_header->section_header[i].s_scnptr +