Changeset 3906 for trunk/libc/src/kNIX/os2/DosFreeModuleEx.c

Timestamp:

Oct 24, 2014, 1:50:44 AM (11 years ago)

Author:

bird

Message:

0.6,trunk: DosLoadModuleEx and DosFreeModuleEx should make an effort to preserve the FPU control word in addition to FS. Added a couple of common macros for doing both in one go. Fixed DosRead and DosWrite wrappers on trunk, they weren't restoring the registers.

File:

• trunk/libc/src/kNIX/os2/DosFreeModuleEx.c (modified) (3 diffs)

trunk/libc/src/kNIX/os2/DosFreeModuleEx.c

@@ -4 +4 @@
  * kNIX - DosFreeModuleEx.
  *
- * Copyright (c) 2004-2006 knut st. osmundsen <bird-src-spam@anduin.net>
+ * Copyright (c) 2004-2014 knut st. osmundsen <bird-src-spam@anduin.net>
  *
  *
@@ -37 +37 @@
     LIBCLOG_ENTER("hmod=%lx\n", hmod);
     int         rc;
-    FS_VAR();
 
     /*
@@ -48 +47 @@
      * Free module.
      */
-    FS_SAVE_LOAD();
     rc = __libc_dosexFree(DOSEX_TYPE_LOAD_MODULE, (unsigned)hmod);
     if (rc == -1)
+    {
+        PRESERVE_REGS_SAVE_LOAD_SAFE();
         rc = DosFreeModule(hmod);
-    FS_RESTORE();
+        PRESERVE_REGS_RESTORE();
+    }
     if (!rc)
         LIBCLOG_RETURN_INT(rc);