Changeset 13586

Timestamp:

Mar 4, 2000, 8:53:34 PM (25 years ago)

Author:

sandervl

Message:

DosOpen out of file handles fix

File:

• tags/trunk/src/opengl/glide/swlibs/pcilib/fxos2.cpp (modified) (3 diffs)

tags/trunk/src/opengl/glide/swlibs/pcilib/fxos2.cpp ¶

@@ -22 +22 @@
 #define INCL_DOSDEVIOCTL
 #define INCL_DOSPROCESS
+#define INCL_DOSERRORS
 #define INCL_DOSMODULEMGR
 #define INCL_DOSDEVICES
@@ -43 +44 @@
 #ifdef __WIN32OS2__
 #define FX_CSTYLE __stdcall
+#include <misc.h>
 #else
 #define FX_CSTYLE _System
@@ -753 +755 @@
   io_init1();
 
+tryopen1:
   rc = DosOpen("OEMHLP$", &hOemHlp, &ulAction, 0, FILE_NORMAL, OPEN_ACTION_OPEN_IF_EXISTS, OPEN_ACCESS_READWRITE|OPEN_SHARE_DENYREADWRITE, 0L);
+  if(rc == ERROR_TOO_MANY_OPEN_FILES) {
+   ULONG CurMaxFH;
+   LONG  ReqCount = 32;
+
+        rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
+        if(rc) {
+                dprintf(("DosSetRelMaxFH returned %d", rc));
+                pciErrorCode = PCI_ERR_NO_IO_PERM;
+                return FXFALSE;
+        }
+        dprintf(("DosOpen failed -> increased nr open files to %d", CurMaxFH));
+        goto tryopen1;
+  }
+  else
   if(rc) {
      pciErrorCode = PCI_ERR_NO_IO_PERM;
      return FXFALSE;
   }
+tryopen2:
   rc = DosOpen("TESTCFG$", &hTestCfg, &ulAction, 0, FILE_NORMAL, OPEN_ACTION_OPEN_IF_EXISTS, OPEN_ACCESS_READWRITE|OPEN_SHARE_DENYNONE, 0L );
+  if(rc == ERROR_TOO_MANY_OPEN_FILES) {
+   ULONG CurMaxFH;
+   LONG  ReqCount = 32;
+
+        rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
+        if(rc) {
+                dprintf(("DosSetRelMaxFH returned %d", rc));
+                pciErrorCode = PCI_ERR_NO_IO_PERM;
+                return FXFALSE;
+        }
+        dprintf(("DosOpen failed -> increased nr open files to %d", CurMaxFH));
+        goto tryopen2;
+  }
+  else
   if(rc) {
      pciErrorCode = PCI_ERR_NO_IO_PERM;
      return FXFALSE;
   }
+tryopen3:
   rc = DosOpen("SCREEN$", &hScreenDD, &ulAction, 0, FILE_NORMAL, OPEN_ACTION_OPEN_IF_EXISTS, OPEN_ACCESS_READWRITE|OPEN_SHARE_DENYNONE, 0L );
+  if(rc == ERROR_TOO_MANY_OPEN_FILES) {
+   ULONG CurMaxFH;
+   LONG  ReqCount = 32;
+
+        rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
+        if(rc) {
+                dprintf(("DosSetRelMaxFH returned %d", rc));
+                pciErrorCode = PCI_ERR_NO_IO_PERM;
+                return FXFALSE;
+        }
+        dprintf(("DosOpen failed -> increased nr open files to %d", CurMaxFH));
+        goto tryopen3;
+  }
+  else
   if(rc) {
      pciErrorCode = PCI_ERR_NO_IO_PERM;