mirror of
https://git.savannah.gnu.org/git/make.git
synced 2024-11-24 20:20:35 +00:00
95 lines
3 KiB
C
95 lines
3 KiB
C
/* vms_exit.c
|
|
*
|
|
* Wrapper for the VMS exit() command to tranlate UNIX codes to be
|
|
* encoded for POSIX, but also have VMS severity levels.
|
|
* The posix_exit() variant only sets a severity level for status code 1.
|
|
*
|
|
* Author: John E. Malmberg
|
|
*/
|
|
|
|
/* Copyright (C) 2014-2017 Free Software Foundation, Inc.
|
|
|
|
GNU Make is free software; you can redistribute it and/or modify it under the
|
|
terms of the GNU General Public License as published by the Free Software
|
|
Foundation; either version 3 of the License, or (at your option) any later
|
|
version.
|
|
|
|
GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
|
|
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
|
|
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License along with
|
|
this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
|
|
/* Per copyright assignment agreement with the Free Software Foundation
|
|
this software may be available under under other license agreements
|
|
and copyrights. */
|
|
|
|
#include <makeint.h>
|
|
|
|
#include <stsdef.h>
|
|
void
|
|
decc$exit (int status);
|
|
#ifndef C_FACILITY_NO
|
|
# define C_FACILITY_NO 0x350000
|
|
#endif
|
|
|
|
/* Lowest legal non-success VMS exit code is 8 */
|
|
/* GNU make only defines codes 0, 1, 2 */
|
|
/* So assume any exit code > 8 is a VMS exit code */
|
|
|
|
#ifndef MAX_EXPECTED_EXIT_CODE
|
|
# define MAX_EXPECTED_EXIT_CODE 7
|
|
#endif
|
|
|
|
/* Build a Posix Exit with VMS severity */
|
|
void
|
|
vms_exit (int status)
|
|
{
|
|
int vms_status;
|
|
/* Fake the __posix_exit with severity added */
|
|
/* Undocumented correct way to do this. */
|
|
vms_status = 0;
|
|
|
|
/* The default DECC definition is not compatible with doing a POSIX_EXIT */
|
|
/* So fix it. */
|
|
if (status == EXIT_FAILURE)
|
|
status = MAKE_FAILURE;
|
|
|
|
/* Trivial case exit success */
|
|
if (status == 0)
|
|
decc$exit (STS$K_SUCCESS);
|
|
|
|
/* Is this a VMS status then just take it */
|
|
if (status > MAX_EXPECTED_EXIT_CODE)
|
|
{
|
|
/* Make sure that the message inhibit is set since message has */
|
|
/* already been displayed. */
|
|
vms_status = status | STS$M_INHIB_MSG;
|
|
decc$exit (vms_status);
|
|
}
|
|
|
|
/* Unix status codes are limited to 1 byte, so anything larger */
|
|
/* is a probably a VMS exit code and needs to be passed through */
|
|
/* A lower value can be set for a macro. */
|
|
/* Status 0 is always passed through as it is converted to SS$_NORMAL */
|
|
/* Always set the message inhibit bit */
|
|
vms_status = C_FACILITY_NO | 0xA000 | STS$M_INHIB_MSG;
|
|
vms_status |= (status << 3);
|
|
|
|
/* STS$K_ERROR is for status that stops makefile that a simple */
|
|
/* Rerun of the makefile will not fix. */
|
|
|
|
if (status == MAKE_FAILURE)
|
|
vms_status |= STS$K_ERROR;
|
|
else if (status == MAKE_TROUBLE)
|
|
{
|
|
/* Make trouble is for when make was told to do nothing and */
|
|
/* found that a target was not up to date. Since a second */
|
|
/* of make will produce the same condition, this is of */
|
|
/* Error severity */
|
|
vms_status |= STS$K_ERROR;
|
|
}
|
|
decc$exit (vms_status);
|
|
}
|