Mirror
/
cpython
mirror of https://github.com/python/cpython
4
1
Fork 0
Code Issues Releases Wiki Activity

Patch #696645: Remove VMS code with uncertain authorship.

This commit is contained in:
Martin v. Löwis 2003-03-05 14:15:21 +00:00
parent 0d58ba9fda
commit 7a924e6eb2
3 changed files with 58 additions and 299 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

59
Modules/getbuildinfo.c
View File

@ -28,70 +28,11 @@
#define BUILD 0
#endif
#ifdef __VMS
# ifdef __DECC
# pragma extern_model save
# pragma extern_model strict_refdef
extern long ctl$gl_imghdrbf;
# pragma extern_model restore
# endif
# ifdef __ALPHA
# define EIHD$L_IMGIDOFF 24
# define EIHI$Q_LINKTIME 8
# define _IMGIDOFF EIHD$L_IMGIDOFF
# define _LINKTIME EIHI$Q_LINKTIME
# else
# define IHD$W_IMGIDOFF 6
# define IHI$Q_LINKTIME 56
# define _IMGIDOFF IHD$W_IMGIDOFF
# define _LINKTIME IHI$Q_LINKTIME
# endif /* __VMS */
long*
vms__get_linktime (void)
{
long* al_imghdrbf;
unsigned short* aw_imgidoff;
unsigned short w_imgidoff;
long* aq_linktime;
unsigned char* ab_ihi;
al_imghdrbf = &ctl$gl_imghdrbf;
al_imghdrbf = (long *)*al_imghdrbf;
al_imghdrbf = (long *)*al_imghdrbf;
aw_imgidoff = (unsigned short *)
((unsigned char *)al_imghdrbf + _IMGIDOFF);
w_imgidoff = *aw_imgidoff;
ab_ihi = (unsigned char *)al_imghdrbf + w_imgidoff;
aq_linktime = (long *) (ab_ihi + _LINKTIME);
return aq_linktime;
} /* vms__get_linktime (void) */
extern void vms__cvt_v2u_time (long * aq_vmstime, time_t * al_unixtime);
/* input , output */
#endif /* __VMS */
const char *
Py_GetBuildInfo(void)
{
static char buildinfo[50];
#ifdef __VMS
time_t l_unixtime;
vms__cvt_v2u_time(vms__get_linktime (), &l_unixtime );
memset(buildinfo, 0, 40);
sprintf(buildinfo, "#%d, %.24s", BUILD, ctime (&l_unixtime));
#else
PyOS_snprintf(buildinfo, sizeof(buildinfo),
"#%d, %.20s, %.9s", BUILD, DATE, TIME);
#endif
return buildinfo;
}

41
Modules/main.c
View File

@ -5,8 +5,7 @@
#include "compile.h" /* For CO_FUTURE_DIVISION */
#ifdef __VMS
extern int PyVMS_init(int* pvi_argc, char*** pvi_argv);
extern PyObject* pyvms_gr_empty_string;
#include <unixlib.h>
#endif
#if defined(MS_WINDOWS) || defined(__CYGWIN__)
@ -305,7 +304,14 @@ Py_Main(int argc, char **argv)
if (command == NULL && filename == NULL && _PyOS_optind < argc &&
strcmp(argv[_PyOS_optind], "-") != 0)
{
#ifdef __VMS
filename = decc$translate_vms(argv[_PyOS_optind]);
if (filename == (char *)0 || filename == (char *)-1)
filename = argv[_PyOS_optind];
#else
filename = argv[_PyOS_optind];
#endif
if (filename != NULL) {
if ((fp = fopen(filename, "r")) == NULL) {
fprintf(stderr, "%s: can't open file '%s'\n",
@ -370,43 +376,12 @@ Py_Main(int argc, char **argv)
#endif /* __VMS */
Py_SetProgramName(argv[0]);
#ifdef __VMS
PyVMS_init(&argc, &argv);
#endif
Py_Initialize();
#ifdef __VMS
/* create an empty string object */
pyvms_gr_empty_string = Py_BuildValue("s#", Py_None, (unsigned int)0);
#endif
if (Py_VerboseFlag ||
(command == NULL && filename == NULL && stdin_is_interactive))
#ifndef __VMS
fprintf(stderr, "Python %s on %s\n%s\n",
Py_GetVersion(), Py_GetPlatform(), COPYRIGHT);
#else
fprintf(stderr, "Python %s on %s %s (%s_float)\n%s\n",
Py_GetVersion(), Py_GetPlatform(),
# ifdef __ALPHA
"Alpha",
# else
"VAX",
# endif
# if __IEEE_FLOAT
"T",
# else
# if __D_FLOAT
"D",
# else
# if __G_FLOAT
"G",
# endif /* __G_FLOAT */
# endif /* __D_FLOAT */
# endif /* __IEEE_FLOAT */
COPYRIGHT); /* << @@ defined above in this file */
/* Py_GetCopyright()); */
#endif /* __VMS */
if (command != NULL) {
/* Backup _PyOS_optind and force sys.argv[0] = '-c' */

257
Modules/posixmodule.c
View File

@ -28,18 +28,6 @@
# include <unixio.h>
# include <unixlib.h>
# include <stat.h>
/* ----- */
/* DECC on Alpha does redefine these already */
# ifndef shell$from_vms
# define shell$from_vms(_p1_,_p2_,_p3_) decc$from_vms(_p1_,_p2_,_p3_)
# endif
# ifndef shell$translate_vms
# define shell$translate_vms(_p1_) decc$translate_vms(_p1_)
# endif
# ifndef shell$to_vms
# define shell$to_vms(_p1_,_p2_,_p3_,_p4_,_p5_) \
decc$to_vms(_p1_,_p2_,_p3_,_p4_,_p5_)
# endif
# include <wait.h> /* define wait() */
#endif /* defined(__VMS) */
@ -147,7 +135,7 @@ corresponding Unix manual entries for more information on calls.");
#define HAVE_SYSTEM 1
#define HAVE_WAIT 1
#define HAVE_TTYNAME 1
#endif /* PYOS_OS2 && PYCC_GCC */
#endif /* PYOS_OS2 && PYCC_GCC && __VMS */
#endif /* _MSC_VER */
#endif /* __BORLANDC__ */
#endif /* ! __WATCOMC__ || __QNX__ */
@ -336,154 +324,53 @@ extern char **environ;
#endif /* !_MSC_VER */
#if defined(__VMS)
static char psxmod_gt_psxpath[1026];
static int
psxmod_from_vms_action (char *spec)
{
(void)strcpy(psxmod_gt_psxpath, spec);
return 1;
}
/* Return a dictionary corresponding to the VMS 'environment table' */
static char* at_home = "HOME";
static char* at_path = "PATH";
static char psxmod_t_command [] = "SYS$COMMAND";
/* add some values to provide a similar environment like POSIX */
static
void
psmmod_add_posix_env(PyObject *d)
vms_add_posix_env(PyObject *d)
{
/* -------------------- */
struct dsc$descriptor_s r_device_name;
long l_devbufsiz;
long l_tt_page;
long l_item_code;
long l_status;
PyObject *o;
struct dsc$descriptor_s r_resultant_string;
char t_resultant_string[13]; /* enough space for username (12)+ '\0' */
char *at_resultant_string;
short int w_resultant_length;
char* str;
/* set up string descriptor */
r_device_name.dsc$w_length = strlen(psxmod_t_command);
r_device_name.dsc$b_dtype = DSC$K_DTYPE_T;
r_device_name.dsc$b_class = DSC$K_CLASS_S;
r_device_name.dsc$a_pointer = &psxmod_t_command[0];
str = getenv("LINES");
o = Py_BuildValue("s", str);
if (o != NULL) {
(void)PyDict_SetItemString(d, "LINES", o);
Py_DECREF(o);
}
/* -------------------- */
/* COLUMNS = $getdvi("SYS$COMMAND","DEVBUFSIZ") */
l_item_code = DVI$_DEVBUFSIZ;
l_status = lib$getdvi(&l_item_code,
0, /* [channel] */
&r_device_name,
&l_devbufsiz, /* integer-value */
0, /* resultant_string */
0); /* resultant_length */
if (l_status == SS$_NORMAL) {
/* create a string object here to comply with POSIX */
str = getenv("COLUMNS");
o = Py_BuildValue("s", str);
if (o != NULL) {
(void)PyDict_SetItemString(d, "COLUMNS", o);
Py_DECREF(o);
}
/* set up string descriptor */
r_resultant_string.dsc$w_length =
(sizeof(t_resultant_string) - 1); /* ommit '\0' at end */
r_resultant_string.dsc$b_dtype = DSC$K_DTYPE_T;
r_resultant_string.dsc$b_class = DSC$K_CLASS_S;
r_resultant_string.dsc$a_pointer = &t_resultant_string[0];
str = getenv("USER");
o = Py_BuildValue("s", str);
if (o != NULL) {
(void)PyDict_SetItemString(d, "USERNAME", o);
Py_DECREF(o);
}
o = Py_BuildValue("s", str);
if (o != NULL) {
(void)PyDict_SetItemString(d, "LOGNAME", o);
Py_DECREF(o);
}
/* Convert Signed Integer to Decimal Text */
l_status = ots$cvt_l_ti(&l_devbufsiz, &r_resultant_string, 1,
4, 0);
if (l_status == SS$_NORMAL) {
/* terminate string for 'C'-style */
t_resultant_string[sizeof(t_resultant_string)-1] = '\0';
/* string appears as: ' value' -- skip ' ' */
at_resultant_string = &t_resultant_string[0];
while ((*at_resultant_string == ' ' ) &&
(*at_resultant_string != '\0')) {
at_resultant_string++; /* skip prefix spaces */
}
o = Py_BuildValue("s", at_resultant_string);
if (o != NULL) {
(void) PyDict_SetItemString(d, "COLUMNS", o);
Py_DECREF(o);
}
} /* (l_status = ots$cvt_l_ti() == SS$_NORMAL) */
} /* (l_status = lib$getdvi(DVI$_DEVBUFSIZ) == SS$_NORMAL) */
/* LINES = $getdvi("SYS$COMMAND","TT_PAGE") */
l_item_code = DVI$_TT_PAGE;
l_status = lib$getdvi(&l_item_code,
0, /* [channel] */
&r_device_name,
&l_tt_page, /* integer-value */
0, /* resultant_string */
0); /* resultant_length */
if (l_status == SS$_NORMAL) {
/* create a string object here to comply with POSIX */
/* set up string descriptor */
r_resultant_string.dsc$w_length =
(sizeof(t_resultant_string) - 1); /* ommit '\0' at end */
r_resultant_string.dsc$b_dtype = DSC$K_DTYPE_T;
r_resultant_string.dsc$b_class = DSC$K_CLASS_S;
r_resultant_string.dsc$a_pointer = &t_resultant_string[0];
/* Convert Signed Integer to Decimal Text */
l_status = ots$cvt_l_ti(&l_tt_page, &r_resultant_string,
1, 4, 0);
if (l_status == SS$_NORMAL) {
/* terminate string for 'C'-style */
t_resultant_string[sizeof(t_resultant_string)-1] = '\0';
/* string appears as: ' value' -- skip ' ' */
at_resultant_string = &t_resultant_string[0];
while ((*at_resultant_string == ' ' ) &&
(*at_resultant_string != '\0')) {
at_resultant_string++; /* skip prefix spaces */
}
o = Py_BuildValue("s", at_resultant_string);
if (o != NULL) {
(void)PyDict_SetItemString(d, "LINES", o);
Py_DECREF(o);
}
} /* (l_status = ots$cvt_l_ti() == SS$_NORMAL) */
} /* (l_status = lib$getdvi(DVI$_TT_PAGE) == SS$_NORMAL) */
/* else -- ignore error */
/* LOGNAME = $getjpi(0,"USERNAME") */
l_item_code = JPI$_USERNAME;
/* set up string descriptor */
r_resultant_string.dsc$w_length =
(sizeof(t_resultant_string) - 1); /* ommit '\0' at end */
r_resultant_string.dsc$b_dtype = DSC$K_DTYPE_T;
r_resultant_string.dsc$b_class = DSC$K_CLASS_S;
r_resultant_string.dsc$a_pointer = &t_resultant_string[0];
l_status = lib$getjpi(&l_item_code, 0, 0, 0,
&r_resultant_string, &w_resultant_length);
if (l_status == SS$_NORMAL){
t_resultant_string[w_resultant_length] = '\0';
/* remove any trailing spaces by replacing 1st one with '\0' */
at_resultant_string = &t_resultant_string[0];
while ((*at_resultant_string != ' ' ) &&
(*at_resultant_string != '\0')) {
/* lowercase for compatibility with POSIX */
*at_resultant_string = tolower(*at_resultant_string);
at_resultant_string++; /* skip non-blank */
}
*at_resultant_string = '\0'; /* terminate */
o = Py_BuildValue("s", &t_resultant_string[0]);
if (o != NULL) {
(void) PyDict_SetItemString(d, "LOGNAME", o);
(void) PyDict_SetItemString(d, "USERNAME", o);
Py_DECREF(o);
}
} /* (l_status == SS$_NORMAL) */
str = getenv("HOME");
o = Py_BuildValue("s", str);
if (o != NULL) {
(void)PyDict_SetItemString(d, "HOME", o);
Py_DECREF(o);
}
str = getenv("PATH");
o = Py_BuildValue("s", str);
if (o != NULL) {
(void)PyDict_SetItemString(d, "PATH", o);
Py_DECREF(o);
}
/* OS = "OpenVMS" */
o = PyString_FromString ("OpenVMS");
if (o != NULL) {
@ -491,40 +378,6 @@ psmmod_add_posix_env(PyObject *d)
Py_DECREF(o);
}
}
/* @@ posix env:
COLUMNS=80 $ write sys$output f$getdvi("SYS$COMMAND","DEVBUFSIZ")
LINES=47 $ write sys$output f$getdvi("SYS$COMMAND","TT_PAGE")
LOGNAME=zessin $ write sys$output f$edit(f$getjpi(0,"username"), -
"collapse,lowercase")
OS=OpenVMS
PS1=HERE $
TZ=CET-1:00CET DST,M3.5.0/2:00,M10.5.0/3:00
$ write sys$output f$trnlnm("POSIX$DEFAULT_TZ")
"CET-1:00CET DST-2:00,M3.5.0/2:00,M10.5.0/3:00"
$ write sys$output f$trnlnm("UCX$TZ")
"MET-1MET_DST-2,M3.5.0/2,M10.5.0/3"
PAGER=more
TERM=vt300_series
SHELL=/bin/sh
HOME=/dka100/user/zessin
_=/bin/env
>>> for v in os.environ.items():
... print v
...
('HOME', '/user_here/zessin')
('COLUMNS', '80')
('LINES', '24')
('PATH', '/python_disk/python/python-1_5_2/vms')
('OS', 'OpenVMS')
('USER', 'ZESSIN')
('LOGNAME', 'zessin')
('TERM', 'vt300-80')
('USERNAME', 'zessin')
>>>
*/
#endif /* __VMS */
static PyObject *
@ -553,19 +406,7 @@ convertenviron(void)
PyErr_Clear();
continue;
}
#if defined(__VMS)
if ((strncmp(at_home, *e, sizeof(at_home)) == 0) ||
(strncmp(at_path, *e, sizeof(at_path)) == 0)) {
(void)shell$from_vms(p+1, psxmod_from_vms_action, 0);
/* 0 = no wildcard expansion */
v = PyString_FromString(psxmod_gt_psxpath);
}
else {
v = PyString_FromString(p+1);
}
#else
v = PyString_FromString(p+1);
#endif
if (v == NULL) {
PyErr_Clear();
Py_DECREF(k);
@ -579,9 +420,8 @@ convertenviron(void)
Py_DECREF(v);
}
#if defined(__VMS)
psmmod_add_posix_env(d);
#endif /* defined(__VMS) */
#if defined(PYOS_OS2)
vms_add_posix_env(d);
#elif defined(PYOS_OS2)
{
APIRET rc;
char buffer[1024]; /* OS/2 Provides a Documented Max of 1024 Chars */
@ -1340,14 +1180,12 @@ posix_chdir(PyObject *self, PyObject *args)
return posix_1str(args, "et:chdir", chdir, "U:chdir", _wchdir);
#elif defined(PYOS_OS2) && defined(PYCC_GCC)
return posix_1str(args, "et:chdir", _chdir2, NULL, NULL);
#else
#ifdef __VMS
#elif defined(__VMS)
return posix_1str(args, "et:chdir", (int (*)(const char *))chdir,
NULL, NULL);
#else
return posix_1str(args, "et:chdir", chdir, NULL, NULL);
#endif
#endif
}
#ifdef HAVE_FCHDIR
@ -1499,13 +1337,11 @@ posix_getcwd(PyObject *self, PyObject *noargs)
Py_BEGIN_ALLOW_THREADS
#if defined(PYOS_OS2) && defined(PYCC_GCC)
res = _getcwd2(buf, sizeof buf);
#else
#if defined(__VMS)
#elif defined(__VMS)
/* 0 = force Unix-style path if in the VMS DCL environment! */
res = getcwd(buf, sizeof buf, 0);
#else
res = getcwd(buf, sizeof buf);
#endif
#endif
Py_END_ALLOW_THREADS
if (res == NULL)
@ -1540,6 +1376,9 @@ posix_getcwdu(PyObject *self, PyObject *noargs)
Py_BEGIN_ALLOW_THREADS
#if defined(PYOS_OS2) && defined(PYCC_GCC)
res = _getcwd2(buf, sizeof buf);
#elif defined(__VMS)
/* 0 = force Unix-style path if in the VMS DCL environment! */
res = getcwd(buf, sizeof buf, 0);
#else
res = getcwd(buf, sizeof buf);
#endif
@ -5338,6 +5177,10 @@ posix_fstat(PyObject *self, PyObject *args)
int res;
if (!PyArg_ParseTuple(args, "i:fstat", &fd))
return NULL;
#ifdef __VMS
/* on OpenVMS we must ensure that all bytes are written to the file */
fsync(fd);
#endif
Py_BEGIN_ALLOW_THREADS
res = FSTAT(fd, &st);
Py_END_ALLOW_THREADS