ntdll: tape.c portability fixes.

Accept MTCOMP as an alias for MTCOMPRESSION on those systems, having the former, but not the latter. Only enable operations supported by the host OS in TAPE_CreatePartition() and TAPE_Prepare().

ntdll: tape.c portability fixes.
c0ca7172 · Gerald Pfeifer · Alexandre Julliard · f0d6519e · c0ca7172
Commit c0ca7172 authored Jan 31, 2006 by Gerald Pfeifer Committed by Alexandre Julliard Jan 31, 2006
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tape.c dlls/ntdll/tape.c +26 -0

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--- a/dlls/ntdll/tape.c
+++ b/dlls/ntdll/tape.c
@@ -30,6 +30,11 @@
 #include <sys/mtio.h>
 #endif

+/* FreeBSD, for example, has MTCOMP instead of MTCOMPRESSION. */
+#if !defined(MTCOMPRESSION) && defined(MTCOMP)
+#define MTCOMPRESSION MTCOMP
+#endif
+
 #define NONAMELESSUNION
 #define NONAMELESSSTRUCT
 #include "ntstatus.h"
@@ -95,6 +100,7 @@ static NTSTATUS TAPE_CreatePartition( int fd, TAPE_CREATE_PARTITION *data )

    switch (data->Method)
    {
+#ifdef MTMKPART
    case TAPE_FIXED_PARTITIONS:
    case TAPE_SELECT_PARTITIONS:
        cmd.mt_op = MTMKPART;
@@ -104,6 +110,7 @@ static NTSTATUS TAPE_CreatePartition( int fd, TAPE_CREATE_PARTITION *data )
        cmd.mt_op = MTMKPART;
        cmd.mt_count = data->Size;
        break;
+#endif
    default:
        ERR( "Unhandled method: 0x%08lx\n", data->Method );
        return STATUS_INVALID_PARAMETER;
@@ -240,6 +247,7 @@ static NTSTATUS TAPE_GetPosition( int fd, ULONG type, TAPE_GET_POSITION *data )
        data->Type = type;
        data->Partition = get.mt_resid;
        data->OffsetLow = pos.mt_blkno;
+        break;
    case TAPE_LOGICAL_BLOCK:
    case TAPE_PSEUDO_LOGICAL_BLOCK:
        WARN( "Positioning type not supported\n" );
@@ -269,21 +277,31 @@ static NTSTATUS TAPE_Prepare( int fd, TAPE_PREPARE *data )

    switch (data->Operation)
    {
+#ifdef MTLOAD
    case TAPE_LOAD:
        cmd.mt_op = MTLOAD;
        break;
+#endif
+#ifdef MTUNLOAD
    case TAPE_UNLOAD:
        cmd.mt_op = MTUNLOAD;
        break;
+#endif
+#ifdef MTRETEN
    case TAPE_TENSION:
        cmd.mt_op = MTRETEN;
        break;
+#endif
+#ifdef MTLOCK
    case TAPE_LOCK:
        cmd.mt_op = MTLOCK;
        break;
+#endif
+#ifdef MTUNLOCK
    case TAPE_UNLOCK:
        cmd.mt_op = MTUNLOCK;
        break;
+#endif
    case TAPE_FORMAT:
        /* Native ignores this if the drive doesn't support it */
        return STATUS_SUCCESS;
@@ -364,13 +382,17 @@ static NTSTATUS TAPE_SetPosition( int fd, TAPE_SET_POSITION *data )
    case TAPE_REWIND:
        cmd.mt_op = MTREW;
        break;
+#ifdef MTSEEK
    case TAPE_ABSOLUTE_BLOCK:
        cmd.mt_op = MTSEEK;
        cmd.mt_count = data->Offset.u.LowPart;
        break;
+#endif
+#ifdef MTEOM
    case TAPE_SPACE_END_OF_DATA:
        cmd.mt_op = MTEOM;
        break;
+#endif
    case TAPE_SPACE_FILEMARKS:
        if (data->Offset.u.LowPart >= 0) {
            cmd.mt_op = MTFSF;
@@ -380,6 +402,7 @@ static NTSTATUS TAPE_SetPosition( int fd, TAPE_SET_POSITION *data )
            cmd.mt_op = MTBSF;
            cmd.mt_count = -data->Offset.u.LowPart;
        }
+        break;
    case TAPE_SPACE_SETMARKS:
        if (data->Offset.u.LowPart >= 0) {
            cmd.mt_op = MTFSS;
@@ -389,6 +412,7 @@ static NTSTATUS TAPE_SetPosition( int fd, TAPE_SET_POSITION *data )
            cmd.mt_op = MTBSS;
            cmd.mt_count = -data->Offset.u.LowPart;
        }
+        break;
    case TAPE_LOGICAL_BLOCK:
    case TAPE_PSEUDO_LOGICAL_BLOCK:
    case TAPE_SPACE_RELATIVE_BLOCKS:
@@ -421,10 +445,12 @@ static NTSTATUS TAPE_WriteMarks( int fd, TAPE_WRITE_MARKS *data )

    switch (data->Type)
    {
+#ifdef MTWSM
    case TAPE_SETMARKS:
        cmd.mt_op = MTWSM;
        cmd.mt_count = data->Count;
        break;
+#endif
    case TAPE_FILEMARKS:
    case TAPE_SHORT_FILEMARKS:
    case TAPE_LONG_FILEMARKS: