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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2009, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "setup.h"
#include <curl/curl.h>
#define ENABLE_CURLX_PRINTF
#include "curlx.h"
#include "os-specific.h"
#if defined(CURLDEBUG) && defined(CURLTOOLDEBUG)
# include "memdebug.h"
#endif
#ifdef __VMS
#include "curlmsg_vms.h"
void decc$__posix_exit(int __status);
void decc$exit(int __status);
static int vms_shell = -1;
/* VMS has a DCL shell and and also has Unix shells ported to it.
* When curl is running under a Unix shell, we want it to be as much
* like Unix as possible.
*/
int is_vms_shell(void)
{
char *shell;
/* Have we checked the shell yet? */
if(vms_shell >= 0)
return vms_shell;
shell = getenv("SHELL");
/* No shell, means DCL */
if(shell == NULL) {
vms_shell = 1;
return 1;
}
/* Have to make sure some one did not set shell to DCL */
if(strcmp(shell, "DCL") == 0) {
vms_shell = 1;
return 1;
}
vms_shell = 0;
return 0;
}
/*
* VMS has two exit() routines. When running under a Unix style shell, then
* Unix style and the __posix_exit() routine is used.
*
* When running under the DCL shell, then the VMS encoded codes and decc$exit()
* is used.
*
* We can not use exit() or return a code from main() because the actual
* routine called depends on both the compiler version, compile options, and
* feature macro settings, and one of the exit routines is hidden at compile
* time.
*
* Since we want Curl to work properly under the VMS DCL shell and Unix
* shells under VMS, this routine should compile correctly regardless of
* the settings.
*/
void vms_special_exit(int code, int vms_show)
{
int vms_code;
/* The Posix exit mode is only available after VMS 7.0 */
#if __CRTL_VER >= 70000000
if(is_vms_shell() == 0) {
decc$__posix_exit(code);
}
#endif
if(code > CURL_LAST) { /* If CURL_LAST exceeded then */
vms_code = CURL_LAST; /* curlmsg.h is out of sync. */
}
else {
vms_code = vms_cond[code] | vms_show;
}
decc$exit(vms_code);
}
#if defined(__DECC) && !defined(__VAX) && \
defined(__CRTL_VER) && (__CRTL_VER >= 70301000)
/*
* 2004-09-19 SMS.
*
* decc_init()
*
* On non-VAX systems, use LIB$INITIALIZE to set a collection of C
* RTL features without using the DECC$* logical name method, nor
* requiring the user to define the corresponding logical names.
*/
#include <unixlib.h>
/* Structure to hold a DECC$* feature name and its desired value. */
typedef struct {
char *name;
int value;
} decc_feat_t;
/* Array of DECC$* feature names and their desired values. */
static decc_feat_t decc_feat_array[] = {
/* Preserve command-line case with SET PROCESS/PARSE_STYLE=EXTENDED */
{ "DECC$ARGV_PARSE_STYLE", 1 },
/* Preserve case for file names on ODS5 disks. */
{ "DECC$EFS_CASE_PRESERVE", 1 },
/* Enable multiple dots (and most characters) in ODS5 file names,
while preserving VMS-ness of ";version". */
{ "DECC$EFS_CHARSET", 1 },
/* List terminator. */
{ (char *)NULL, 0 }
};
/* Flag to sense if decc_init() was called. */
static int decc_init_done = -1;
/* LIB$INITIALIZE initialization function. */
static void decc_init(void)
{
int feat_index;
int feat_value;
int feat_value_max;
int feat_value_min;
int i;
int sts;
/* Set the global flag to indicate that LIB$INITIALIZE worked. */
decc_init_done = 1;
/* Loop through all items in the decc_feat_array[]. */
for(i = 0; decc_feat_array[i].name != NULL; i++) {
/* Get the feature index. */
feat_index = decc$feature_get_index( decc_feat_array[i].name);
if(feat_index >= 0) {
/* Valid item. Collect its properties. */
feat_value = decc$feature_get_value( feat_index, 1);
feat_value_min = decc$feature_get_value( feat_index, 2);
feat_value_max = decc$feature_get_value( feat_index, 3);
if((decc_feat_array[i].value >= feat_value_min) &&
(decc_feat_array[i].value <= feat_value_max)) {
/* Valid value. Set it if necessary. */
if(feat_value != decc_feat_array[i].value) {
sts = decc$feature_set_value( feat_index, 1,
decc_feat_array[i].value);
}
}
else {
/* Invalid DECC feature value. */
printf(" INVALID DECC FEATURE VALUE, %d: %d <= %s <= %d.\n",
feat_value,
feat_value_min, decc_feat_array[i].name, feat_value_max);
}
}
else {
/* Invalid DECC feature name. */
printf(" UNKNOWN DECC FEATURE: %s.\n", decc_feat_array[i].name);
}
}
}
/* Get "decc_init()" into a valid, loaded LIB$INITIALIZE PSECT. */
#pragma nostandard
/* Establish the LIB$INITIALIZE PSECTs, with proper alignment and
other attributes. Note that "nopic" is significant only on VAX. */
#pragma extern_model save
#pragma extern_model strict_refdef "LIB$INITIALIZ" 2, nopic, nowrt
const int spare[8] = {0};
#pragma extern_model strict_refdef "LIB$INITIALIZE" 2, nopic, nowrt
void (*const x_decc_init)() = decc_init;
#pragma extern_model restore
/* Fake reference to ensure loading the LIB$INITIALIZE PSECT. */
#pragma extern_model save
int LIB$INITIALIZE(void);
#pragma extern_model strict_refdef
int dmy_lib$initialize = (int) LIB$INITIALIZE;
#pragma extern_model restore
#pragma standard
#endif /* __DECC && !__VAX && __CRTL_VER && __CRTL_VER >= 70301000 */
#endif /* __VMS */
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