--- a/src/archiver_dir.c	Fri Nov 30 12:43:56 2012 -0500
+++ b/src/archiver_dir.c	Fri Nov 30 12:49:25 2012 -0500
@@ -94,7 +94,7 @@
         const PHYSFS_ErrorCode err = PHYSFS_getLastErrorCode();
         PHYSFS_Stat statbuf;
         __PHYSFS_platformStat(f, &statbuf);
-        __PHYSFS_setError(err);
+        PHYSFS_setErrorCode(err);
     } /* if */
 
     __PHYSFS_smallFree(f);

--- a/src/archiver_lzma.c	Fri Nov 30 12:43:56 2012 -0500
+++ b/src/archiver_lzma.c	Fri Nov 30 12:49:25 2012 -0500
@@ -291,25 +291,25 @@
         case SZ_OK: /* Same as LZMA_RESULT_OK */
             break;
         case SZE_DATA_ERROR: /* Same as LZMA_RESULT_DATA_ERROR */
-            __PHYSFS_setError(PHYSFS_ERR_CORRUPT); /*!!!FIXME: was "PHYSFS_ERR_DATA_ERROR" */
+            PHYSFS_setErrorCode(PHYSFS_ERR_CORRUPT); /*!!!FIXME: was "PHYSFS_ERR_DATA_ERROR" */
             break;
         case SZE_OUTOFMEMORY:
-            __PHYSFS_setError(PHYSFS_ERR_OUT_OF_MEMORY);
+            PHYSFS_setErrorCode(PHYSFS_ERR_OUT_OF_MEMORY);
             break;
         case SZE_CRC_ERROR:
-            __PHYSFS_setError(PHYSFS_ERR_CORRUPT);
+            PHYSFS_setErrorCode(PHYSFS_ERR_CORRUPT);
             break;
         case SZE_NOTIMPL:
-            __PHYSFS_setError(PHYSFS_ERR_UNSUPPORTED);
+            PHYSFS_setErrorCode(PHYSFS_ERR_UNSUPPORTED);
             break;
         case SZE_FAIL:
-            __PHYSFS_setError(PHYSFS_ERR_OTHER_ERROR);  /* !!! FIXME: right? */
+            PHYSFS_setErrorCode(PHYSFS_ERR_OTHER_ERROR);  /* !!! FIXME: right? */
             break;
         case SZE_ARCHIVE_ERROR:
-            __PHYSFS_setError(PHYSFS_ERR_CORRUPT);  /* !!! FIXME: right? */
+            PHYSFS_setErrorCode(PHYSFS_ERR_CORRUPT);  /* !!! FIXME: right? */
             break;
         default:
-            __PHYSFS_setError(PHYSFS_ERR_OTHER_ERROR);
+            PHYSFS_setErrorCode(PHYSFS_ERR_OTHER_ERROR);
     } /* switch */
 
     return rc;

--- a/src/archiver_zip.c	Fri Nov 30 12:43:56 2012 -0500
+++ b/src/archiver_zip.c	Fri Nov 30 12:49:25 2012 -0500
@@ -163,7 +163,7 @@
  */
 static int zlib_err(const int rc)
 {
-    __PHYSFS_setError(zlib_error_code(rc));
+    PHYSFS_setErrorCode(zlib_error_code(rc));
     return rc;
 } /* zlib_err */
 

--- a/src/physfs.c	Fri Nov 30 12:43:56 2012 -0500
+++ b/src/physfs.c	Fri Nov 30 12:49:25 2012 -0500
@@ -585,7 +585,7 @@
 
     if (ecd.errcode)
     {
-        __PHYSFS_setError(ecd.errcode);
+        PHYSFS_setErrorCode(ecd.errcode);
         return NULL;
     } /* if */
 
@@ -697,37 +697,6 @@
 } /* findErrorForCurrentThread */
 
 
-void __PHYSFS_setError(const PHYSFS_ErrorCode errcode)
-{
-    ErrState *err;
-
-    if (!errcode)
-        return;
-
-    err = findErrorForCurrentThread();
-    if (err == NULL)
-    {
-        err = (ErrState *) allocator.Malloc(sizeof (ErrState));
-        if (err == NULL)
-            return;   /* uhh...? */
-
-        memset(err, '\0', sizeof (ErrState));
-        err->tid = __PHYSFS_platformGetThreadID();
-
-        if (errorLock != NULL)
-            __PHYSFS_platformGrabMutex(errorLock);
-
-        err->next = errorStates;
-        errorStates = err;
-
-        if (errorLock != NULL)
-            __PHYSFS_platformReleaseMutex(errorLock);
-    } /* if */
-
-    err->code = errcode;
-} /* __PHYSFS_setError */
-
-
 /* this doesn't reset the error state. */
 static inline PHYSFS_ErrorCode currentErrorCode(void)
 {
@@ -784,9 +753,34 @@
 } /* PHYSFS_getErrorByCode */
 
 
-void PHYSFS_setErrorCode(PHYSFS_ErrorCode code)
+void PHYSFS_setErrorCode(PHYSFS_ErrorCode errcode)
 {
-    __PHYSFS_setError(code);
+    ErrState *err;
+
+    if (!errcode)
+        return;
+
+    err = findErrorForCurrentThread();
+    if (err == NULL)
+    {
+        err = (ErrState *) allocator.Malloc(sizeof (ErrState));
+        if (err == NULL)
+            return;   /* uhh...? */
+
+        memset(err, '\0', sizeof (ErrState));
+        err->tid = __PHYSFS_platformGetThreadID();
+
+        if (errorLock != NULL)
+            __PHYSFS_platformGrabMutex(errorLock);
+
+        err->next = errorStates;
+        errorStates = err;
+
+        if (errorLock != NULL)
+            __PHYSFS_platformReleaseMutex(errorLock);
+    } /* if */
+
+    err->code = errcode;
 } /* PHYSFS_setErrorCode */
 
 
@@ -1191,7 +1185,7 @@
     initialized = 1;
 
     /* This makes sure that the error subsystem is initialized. */
-    __PHYSFS_setError(PHYSFS_getLastErrorCode());
+    PHYSFS_setErrorCode(PHYSFS_getLastErrorCode());
 
     return 1;
 

--- a/src/physfs_internal.h	Fri Nov 30 12:43:56 2012 -0500
+++ b/src/physfs_internal.h	Fri Nov 30 12:49:25 2012 -0500
@@ -127,16 +127,6 @@
 /* The latest supported PHYSFS_Archiver::version value. */
 #define CURRENT_PHYSFS_ARCHIVER_API_VERSION 0
 
-/* !!! FIXME: update this documentation.
- * Call this to set the message returned by PHYSFS_getLastError().
- *  Please only use the ERR_* constants above, or add new constants to the
- *  above group, but I want these all in one place.
- *
- * Calling this with a NULL argument is a safe no-op.
- */
-void __PHYSFS_setError(const PHYSFS_ErrorCode err);
-
-
 /* This byteorder stuff was lifted from SDL. http://www.libsdl.org/ */
 #define PHYSFS_LIL_ENDIAN  1234
 #define PHYSFS_BIG_ENDIAN  4321
@@ -186,14 +176,14 @@
 #define ERRPASS PHYSFS_ERR_OK
 
 /* These get used all over for lessening code clutter. */
-#define BAIL_MACRO(e, r) do { if (e) __PHYSFS_setError(e); return r; } while (0)
-#define BAIL_IF_MACRO(c, e, r) do { if (c) { if (e) __PHYSFS_setError(e); return r; } } while (0)
-#define BAIL_MACRO_MUTEX(e, m, r) do { if (e) __PHYSFS_setError(e); __PHYSFS_platformReleaseMutex(m); return r; } while (0)
-#define BAIL_IF_MACRO_MUTEX(c, e, m, r) do { if (c) { if (e) __PHYSFS_setError(e); __PHYSFS_platformReleaseMutex(m); return r; } } while (0)
-#define GOTO_MACRO(e, g) do { if (e) __PHYSFS_setError(e); goto g; } while (0)
-#define GOTO_IF_MACRO(c, e, g) do { if (c) { if (e) __PHYSFS_setError(e); goto g; } } while (0)
-#define GOTO_MACRO_MUTEX(e, m, g) do { if (e) __PHYSFS_setError(e); __PHYSFS_platformReleaseMutex(m); goto g; } while (0)
-#define GOTO_IF_MACRO_MUTEX(c, e, m, g) do { if (c) { if (e) __PHYSFS_setError(e); __PHYSFS_platformReleaseMutex(m); goto g; } } while (0)
+#define BAIL_MACRO(e, r) do { if (e) PHYSFS_setErrorCode(e); return r; } while (0)
+#define BAIL_IF_MACRO(c, e, r) do { if (c) { if (e) PHYSFS_setErrorCode(e); return r; } } while (0)
+#define BAIL_MACRO_MUTEX(e, m, r) do { if (e) PHYSFS_setErrorCode(e); __PHYSFS_platformReleaseMutex(m); return r; } while (0)
+#define BAIL_IF_MACRO_MUTEX(c, e, m, r) do { if (c) { if (e) PHYSFS_setErrorCode(e); __PHYSFS_platformReleaseMutex(m); return r; } } while (0)
+#define GOTO_MACRO(e, g) do { if (e) PHYSFS_setErrorCode(e); goto g; } while (0)
+#define GOTO_IF_MACRO(c, e, g) do { if (c) { if (e) PHYSFS_setErrorCode(e); goto g; } } while (0)
+#define GOTO_MACRO_MUTEX(e, m, g) do { if (e) PHYSFS_setErrorCode(e); __PHYSFS_platformReleaseMutex(m); goto g; } while (0)
+#define GOTO_IF_MACRO_MUTEX(c, e, m, g) do { if (c) { if (e) PHYSFS_setErrorCode(e); __PHYSFS_platformReleaseMutex(m); goto g; } } while (0)
 
 #define __PHYSFS_ARRAYLEN(x) ( (sizeof (x)) / (sizeof (x[0])) )
 
@@ -365,7 +355,7 @@
  *  a unique file handle; this is frequently employed to prevent race
  *  conditions in the archivers.
  *
- * Call __PHYSFS_setError() and return (NULL) if the file can't be opened.
+ * Call PHYSFS_setErrorCode() and return (NULL) if the file can't be opened.
  */
 void *__PHYSFS_platformOpenRead(const char *filename);
 
@@ -382,7 +372,7 @@
  *
  * Opening a file for write multiple times has undefined results.
  *
- * Call __PHYSFS_setError() and return (NULL) if the file can't be opened.
+ * Call PHYSFS_setErrorCode() and return (NULL) if the file can't be opened.
  */
 void *__PHYSFS_platformOpenWrite(const char *filename);
 
@@ -400,7 +390,7 @@
  *
  * Opening a file for append multiple times has undefined results.
  *
- * Call __PHYSFS_setError() and return (NULL) if the file can't be opened.
+ * Call PHYSFS_setErrorCode() and return (NULL) if the file can't be opened.
  */
 void *__PHYSFS_platformOpenAppend(const char *filename);
 
@@ -412,7 +402,7 @@
  *  immediately after those bytes.
  *  On success, return (len) and position the file pointer immediately past
  *  the end of the last read byte. Return (-1) if there is a catastrophic
- *  error, and call __PHYSFS_setError() to describe the problem; the file
+ *  error, and call PHYSFS_setErrorCode() to describe the problem; the file
  *  pointer should not move in such a case. A partial read is success; only
  *  return (-1) on total failure; presumably, the next read call after a
  *  partial read will fail as such.
@@ -425,7 +415,7 @@
  *  8-bit bytes from the area pointed to by (buffer). If there is a problem,
  *  return the number of bytes written, and position the file pointer
  *  immediately after those bytes. Return (-1) if there is a catastrophic
- *  error, and call __PHYSFS_setError() to describe the problem; the file
+ *  error, and call PHYSFS_setErrorCode() to describe the problem; the file
  *  pointer should not move in such a case. A partial write is success; only
  *  return (-1) on total failure; presumably, the next write call after a
  *  partial write will fail as such.
@@ -441,7 +431,7 @@
  *
  * Not all file types can seek; this is to be expected by the caller.
  *
- * On error, call __PHYSFS_setError() and return zero. On success, return
+ * On error, call PHYSFS_setErrorCode() and return zero. On success, return
  *  a non-zero value.
  */
 int __PHYSFS_platformSeek(void *opaque, PHYSFS_uint64 pos);
@@ -454,7 +444,7 @@
  *
  * Not all file types can "tell"; this is to be expected by the caller.
  *
- * On error, call __PHYSFS_setError() and return -1. On success, return >= 0.
+ * On error, call PHYSFS_setErrorCode() and return -1. On success, return >= 0.
  */
 PHYSFS_sint64 __PHYSFS_platformTell(void *opaque);
 
@@ -465,7 +455,7 @@
  * The caller expects that this information may not be available for all
  *  file types on all platforms.
  *
- * Return -1 if you can't do it, and call __PHYSFS_setError(). Otherwise,
+ * Return -1 if you can't do it, and call PHYSFS_setErrorCode(). Otherwise,
  *  return the file length in 8-bit bytes.
  */
 PHYSFS_sint64 __PHYSFS_platformFileLength(void *handle);
@@ -609,7 +599,7 @@
  *  timing out! We're talking major system errors; block until the mutex 
  *  is available otherwise.)
  *
- * _DO NOT_ call __PHYSFS_setError() in here! Since setError calls this
+ * _DO NOT_ call PHYSFS_setErrorCode() in here! Since setErrorCode calls this
  *  function, you'll cause an infinite recursion. This means you can't
  *  use the BAIL_*MACRO* macros, either.
  */
@@ -621,7 +611,7 @@
  *  been released, the next thread in line to grab the mutex (if any) may
  *  proceed.
  *
- * _DO NOT_ call __PHYSFS_setError() in here! Since setError calls this
+ * _DO NOT_ call PHYSFS_setErrorCode() in here! Since setErrorCode calls this
  *  function, you'll cause an infinite recursion. This means you can't
  *  use the BAIL_*MACRO* macros, either.
  */

--- a/src/platform_windows.c	Fri Nov 30 12:43:56 2012 -0500
+++ b/src/platform_windows.c	Fri Nov 30 12:49:25 2012 -0500
@@ -369,7 +369,7 @@
         } /* while */
 
         if ((ptr == modpath) && (*ptr != '\\'))
-            __PHYSFS_setError(PHYSFS_ERR_OTHER_ERROR);  /* oh well. */
+            PHYSFS_setErrorCode(PHYSFS_ERR_OTHER_ERROR);  /* oh well. */
         else
         {
             *(ptr+1) = '\0';  /* chop off filename. */