diff options
Diffstat (limited to 'Modules/posixmodule.c')
-rw-r--r-- | Modules/posixmodule.c | 261 |
1 files changed, 52 insertions, 209 deletions
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c index 713729a..37a7d26 100644 --- a/Modules/posixmodule.c +++ b/Modules/posixmodule.c @@ -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) -{ - /* -------------------- */ - struct dsc$descriptor_s r_device_name; - long l_devbufsiz; - long l_tt_page; - long l_item_code; - long l_status; +vms_add_posix_env(PyObject *d) +{ PyObject *o; - struct dsc$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; - - /* 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]; - - /* -------------------- */ - /* 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$_NORMAL) { - /* create a string object here to comply with POSIX */ - - /* set up string descriptor */ - r_resultant_string.dsc$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_devbufsiz, &r_resultant_string, 1, - 4, 0); - if (l_status == SS$_NORMAL) { - /* terminate string for 'C'-style */ - t_resultant_string[sizeof(t_resultant_string)-1] = '\0'; - /* string appears as: ' value' -- skip ' ' */ - at_resultant_string = &t_resultant_string[0]; - while ((*at_resultant_string == ' ' ) && - (*at_resultant_string != '\0')) { - at_resultant_string++; /* skip prefix spaces */ - } + char* str; - o = Py_BuildValue("s", at_resultant_string); - if (o != NULL) { - (void) PyDict_SetItemString(d, "COLUMNS", o); - Py_DECREF(o); - } - } /* (l_status = ots$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$_NORMAL) { - /* terminate string for 'C'-style */ - t_resultant_string[sizeof(t_resultant_string)-1] = '\0'; - /* string appears as: ' value' -- skip ' ' */ - at_resultant_string = &t_resultant_string[0]; - while ((*at_resultant_string == ' ' ) && - (*at_resultant_string != '\0')) { - at_resultant_string++; /* skip prefix spaces */ - } + str = getenv("LINES"); + o = Py_BuildValue("s", str); + if (o != NULL) { + (void)PyDict_SetItemString(d, "LINES", o); + Py_DECREF(o); + } - o = Py_BuildValue("s", at_resultant_string); - if (o != NULL) { - (void)PyDict_SetItemString(d, "LINES", o); - Py_DECREF(o); - } - } /* (l_status = ots$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 */ + str = getenv("COLUMNS"); + o = Py_BuildValue("s", str); + if (o != NULL) { + (void)PyDict_SetItemString(d, "COLUMNS", o); + Py_DECREF(o); + } - 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("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); + } + 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 @@ -1499,14 +1337,12 @@ 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) return posix_error(); @@ -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 |