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omrgetjobname.c
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omrgetjobname.c
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/*******************************************************************************
* Copyright (c) 1991, 2019 IBM Corp. and others
*
* This program and the accompanying materials are made available under
* the terms of the Eclipse Public License 2.0 which accompanies this
* distribution and is available at https://www.eclipse.org/legal/epl-2.0/
* or the Apache License, Version 2.0 which accompanies this distribution and
* is available at https://www.apache.org/licenses/LICENSE-2.0.
*
* This Source Code may also be made available under the following
* Secondary Licenses when the conditions for such availability set
* forth in the Eclipse Public License, v. 2.0 are satisfied: GNU
* General Public License, version 2 with the GNU Classpath
* Exception [1] and GNU General Public License, version 2 with the
* OpenJDK Assembly Exception [2].
*
* [1] https://www.gnu.org/software/classpath/license.html
* [2] http://openjdk.java.net/legal/assembly-exception.html
*
* SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 OR LicenseRef-GPL-2.0 WITH Assembly-exception
*******************************************************************************/
/**
* @file
* @ingroup Port
* @brief shared library
*/
#include <stdlib.h>
#include <string.h>
#include "omrport.h"
#include "omrgetjobname.h"
#if defined(J9ZOS390) && !defined(OMR_EBCDIC)
#include "atoe.h"
#endif
#define J9_MAX_JOBNAME 16
/**
* Get the job name for a z/OS job.
*
* @param[in] portLibrary The port library.
* @param[in/out] jobname Pointer to string to populate with the
* jobname.
* @param[in] length The length of the data area addressed by
* jobname.
*/
void
omrget_jobname(struct OMRPortLibrary *portLibrary, char *jobname, uintptr_t length)
{
char *tmp_jobname = (char *)__malloc31(J9_MAX_JOBNAME);
if (NULL != tmp_jobname) {
char *ascname = NULL;
memset(tmp_jobname, '\0', J9_MAX_JOBNAME);
_JOBNAME(tmp_jobname); /* requires <31bit address */
#if !defined(OMR_EBCDIC)
ascname = e2a_func(tmp_jobname, strlen(tmp_jobname));
#else /* !defined(OMR_EBCDIC) */
ascname = tmp_jobname;
#endif /* !defined(OMR_EBCDIC) */
if (NULL != ascname) {
uintptr_t width = strcspn(ascname, " ");
strncpy(jobname, ascname, width);
jobname[width] = '\0';
#if !defined(OMR_EBCDIC)
free(ascname);
#endif /* !defined(OMR_EBCDIC) */
}
free(tmp_jobname);
} else {
if (length >= 5) {
strcpy(jobname, "%job");
}
}
}