Open all files with read sharing.

diff --git a/v7/src/microcode/ntfile.c b/v7/src/microcode/ntfile.c
index 707499e195d3410d35002498bb27c036e3c08521..15e0b7156cbf8dedf1471c7af34866480bbc6ee7 100644 (file)
--- a/v7/src/microcode/ntfile.c
+++ b/v7/src/microcode/ntfile.c
@@ -1,6 +1,6 @@
 /* -*-C-*-
 
-$Id: ntfile.c,v 1.3 1993/06/24 02:00:44 gjr Exp $
+$Id: ntfile.c,v 1.4 1993/09/13 18:36:20 gjr Exp $
 
 Copyright (c) 1992-1993 Massachusetts Institute of Technology
 
@@ -98,17 +98,16 @@ DEFUN (name, (filename), CONST char * filename)                             \
   return  OS_open_handle (hFile);                                      \
 }
 
-
 DEFUN_OPEN_FILE (OS_open_input_file,
   (filename, GENERIC_READ, FILE_SHARE_READ, 0,
    OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0));
 
 DEFUN_OPEN_FILE (OS_open_output_file,
-  (filename, GENERIC_WRITE, 0, 0,
+  (filename, GENERIC_WRITE, FILE_SHARE_READ, 0,
    CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0));
 
 DEFUN_OPEN_FILE (OS_open_io_file,
-  (filename, GENERIC_READ | GENERIC_WRITE, 0, 0,
+  (filename, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, 0,
    OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0));
 
 
@@ -127,7 +126,7 @@ DEFUN (OS_open_append_file, (filename), CONST char * filename)
     (syscall_open, hFile,
       CreateFile (filename,
                  GENERIC_WRITE,
-                 0     /*sharing*/,
+                 FILE_SHARE_READ       /*sharing*/,
                  0     /*security*/,
                  OPEN_ALWAYS,
                  FILE_ATTRIBUTE_NORMAL /*attributes&flags*/,
@@ -168,7 +167,7 @@ DEFUN (OS_open_load_file, (filename), CONST char * filename)
    HANDLE  hFile;
    
    hFile = CreateFile (filename, GENERIC_READ,
-                                0 /*FILE_SHARE_READ?*/,
+                                FILE_SHARE_READ /*FILE_SHARE_READ?*/,
                                 0 /*security?*/,
                                 OPEN_EXISTING,
                                 0,
@@ -185,7 +184,8 @@ DEFUN (OS_open_load_file, (filename), CONST char * filename)
      if (i<4)  return  NO_CHANNEL;
      if (newname[i-5]=='.') {
        newname[i-1] = 0;
-       hFile = CreateFile (newname, GENERIC_READ, 0, 0, OPEN_EXISTING, 0, 0);
+       hFile = CreateFile (newname, GENERIC_READ, FILE_SHARE_READ,
+                          0, OPEN_EXISTING, 0, 0);
        if (hFile != INVALID_HANDLE_VALUE)
         return  make_load_channel (hFile);
      }
@@ -199,7 +199,7 @@ DEFUN (OS_open_dump_file, (filename), CONST char * filename)
 {
    HANDLE  hFile = CreateFile (        filename,
                                GENERIC_WRITE,
-                               0 /*no sharing*/,
+                               FILE_SHARE_READ /*no sharing*/,
                                0 /*security?*/,
                                CREATE_ALWAYS,
                                0,