diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/python-2.6.1/RISCOS/Modules/riscosmodule.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/python-2.6.1/RISCOS/Modules/riscosmodule.c Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,603 @@ +/* RISCOS module implementation */ + +#include "oslib/osfscontrol.h" +#include "oslib/osgbpb.h" +#include "oslib/os.h" +#include "oslib/osfile.h" +#include "unixstuff.h" + +#include + +#include "Python.h" +#include "structseq.h" + +#include + +static os_error *e; + +/*static PyObject *RiscosError;*/ /* Exception riscos.error */ + +static PyObject *riscos_error(char *s) +{ + PyErr_SetString(PyExc_OSError, s); + return NULL; +} + +static PyObject *riscos_oserror(void) +{ + return riscos_error(e->errmess); +} + + +/* RISCOS file commands */ + +static PyObject * +riscos_remove(PyObject *self, PyObject *args) +{ + char *path1; + if (!PyArg_ParseTuple(args, "s:remove", &path1)) return NULL; + if (remove(path1)) return PyErr_SetFromErrno(PyExc_OSError); + Py_INCREF(Py_None); + return Py_None; +} + +static PyObject * +riscos_rename(PyObject *self, PyObject *args) +{ + char *path1, *path2; + if (!PyArg_ParseTuple(args, "ss:rename", &path1, &path2)) + return NULL; + if (rename(path1,path2)) return PyErr_SetFromErrno(PyExc_OSError); + Py_INCREF(Py_None); + return Py_None; +} + +static PyObject * +riscos_system(PyObject *self, PyObject *args) +{ + char *command; + if (!PyArg_ParseTuple(args, "s:system", &command)) return NULL; + return PyInt_FromLong(system(command)); +} + +static PyObject * +riscos_chdir(PyObject *self, PyObject *args) +{ + char *path; + if (!PyArg_ParseTuple(args, "s:chdir", &path)) return NULL; + e=xosfscontrol_dir(path); + if(e) return riscos_oserror(); + Py_INCREF(Py_None); + return Py_None; +} + +static PyObject * +canon(char *path) +{ + int len; + PyObject *obj; + char *buf; + e=xosfscontrol_canonicalise_path(path,0,0,0,0,&len); + if(e) return riscos_oserror(); + obj=PyString_FromStringAndSize(NULL,-len); + if(obj==NULL) return NULL; + buf=PyString_AsString(obj); + e=xosfscontrol_canonicalise_path(path,buf,0,0,1-len,&len); + if(len!=1) return riscos_error("Error expanding path"); + if(!e) return obj; + Py_DECREF(obj); + return riscos_oserror(); +} + +static PyObject * +riscos_getcwd(PyObject *self, PyObject *unused) +{ + return canon("@"); +} + +static PyObject * +riscos_expand(PyObject *self, PyObject *args) +{ + char *path; + if (!PyArg_ParseTuple(args, "s:expand", &path)) return NULL; + return canon(path); +} + +static PyObject * +riscos_mkdir(PyObject *self, PyObject *args) +{ + char *path; + int mode; + if (!PyArg_ParseTuple(args, "s|i:mkdir", &path, &mode)) return NULL; + e=xosfile_create_dir(path,0); + if(e) return riscos_oserror(); + Py_INCREF(Py_None); + return Py_None; +} + +static PyObject * +riscos_listdir(PyObject *self, PyObject *args) +{ + char *path,buf[256]; + PyObject *d, *v; + int c=0,count; + if (!PyArg_ParseTuple(args, "s:listdir", &path)) return NULL; + d=PyList_New(0); + if(!d) return NULL; + for(;;) + { e=xosgbpb_dir_entries(path,(osgbpb_string_list*)buf, + 1,c,256,0,&count,&c); + if(e) + { Py_DECREF(d);return riscos_oserror(); + } + if(count) + { v=PyString_FromString(buf); + if(!v) { Py_DECREF(d);return 0;} + if(PyList_Append(d,v)) {Py_DECREF(d);Py_DECREF(v);return 0;} + } + if(c==-1) break; + } + return d; +} + +PyDoc_STRVAR(stat_result__doc__, +"stat_result: Result from stat or lstat.\n\n\ +This object may be accessed either as a tuple of\n\ + (mode,ino,dev,nlink,uid,gid,size,atime,mtime,ctime)\n\ +or via the attributes st_mode, st_ino, st_dev, st_nlink, st_uid, and so on.\n\ +\n\ +RiscOS: The fields st_ftype, st_attrs, and st_obtype are also available.\n\ +\n\ +See os.stat for more information."); + +static PyStructSequence_Field stat_result_fields[] = { + { "st_mode", "protection bits" }, + { "st_ino", "inode" }, + { "st_dev", "device" }, + { "st_nlink", "number of hard links" }, + { "st_uid", "user ID of owner" }, + { "st_gid", "group ID of owner" }, + { "st_size", "total size, in bytes" }, + { "st_atime", "time of last access" }, + { "st_mtime", "time of last modification" }, + { "st_ctime", "time of last change" }, + { "st_ftype", "file type" }, + { "st_attrs", "attributes" }, + { "st_obtype", "object type" }, + { 0 } +}; + +static PyStructSequence_Desc stat_result_desc = { + "riscos.stat_result", + stat_result__doc__, + stat_result_fields, + 13 +}; + +static PyTypeObject StatResultType; + +static PyObject * +riscos_stat(PyObject *self, PyObject *args) +{ + PyObject *v; + char *path; + int ob,len; + bits t=0; + bits ld,ex,at,ft,mode; + if (!PyArg_ParseTuple(args, "s:stat", &path)) return NULL; + e=xosfile_read_stamped_no_path(path,&ob,&ld,&ex,&len,&at,&ft); + if(e) return riscos_oserror(); + switch (ob) + { case osfile_IS_FILE:mode=0100000;break; /* OCTAL */ + case osfile_IS_DIR:mode=040000;break; + case osfile_IS_IMAGE:mode=0140000;break; + default:return riscos_error("Not found"); + } + if(ft!=-1) t=unixtime(ld,ex); + mode|=(at&7)<<6; + mode|=((at&112)*9)>>4; + + v = PyStructSequence_New(&StatResultType); + + PyStructSequence_SET_ITEM(v, 0, + PyInt_FromLong((long) mode)); /*st_mode*/ + PyStructSequence_SET_ITEM(v, 1, PyInt_FromLong((long) 0)); /*st_ino*/ + PyStructSequence_SET_ITEM(v, 2, PyInt_FromLong((long) 0)); /*st_dev*/ + PyStructSequence_SET_ITEM(v, 3, PyInt_FromLong((long) 0)); /*st_nlink*/ + PyStructSequence_SET_ITEM(v, 4, PyInt_FromLong((long) 0)); /*st_uid*/ + PyStructSequence_SET_ITEM(v, 5, PyInt_FromLong((long) 0)); /*st_gid*/ + PyStructSequence_SET_ITEM(v, 6, + PyInt_FromLong((long) len)); /*st_size*/ + PyStructSequence_SET_ITEM(v, 7, PyInt_FromLong((long) t)); /*st_atime*/ + PyStructSequence_SET_ITEM(v, 8, PyInt_FromLong((long) t)); /*st_mtime*/ + PyStructSequence_SET_ITEM(v, 9, PyInt_FromLong((long) t)); /*st_ctime*/ + PyStructSequence_SET_ITEM(v, 10, + PyInt_FromLong((long) ft)); /*file type*/ + PyStructSequence_SET_ITEM(v, 11, + PyInt_FromLong((long) at)); /*attributes*/ + PyStructSequence_SET_ITEM(v, 12, + PyInt_FromLong((long) ob)); /*object type*/ + + if (PyErr_Occurred()) { + Py_DECREF(v); + return NULL; + } + + return v; +} + +static PyObject * +riscos_chmod(PyObject *self,PyObject *args) +{ + char *path; + bits mode; + bits attr; + attr=(mode&0x700)>>8; + attr|=(mode&7)<<4; + if (!PyArg_ParseTuple(args, "si:chmod", &path,(int*)&mode)) return NULL; + e=xosfile_write_attr(path,attr); + if(e) return riscos_oserror(); + Py_INCREF(Py_None); + return Py_None; +} + + +static PyObject * +riscos_utime(PyObject *self, PyObject *args) +{ + char *path; + long atime, mtime; + PyObject* arg; + + if (!PyArg_ParseTuple(args, "sO:utime", &path, &arg)) + return NULL; + + if (arg == Py_None) { + /* optional time values not given */ + Py_BEGIN_ALLOW_THREADS + e=xosfile_stamp(path); + Py_END_ALLOW_THREADS + if(e) return riscos_oserror(); + } + else if (!PyArg_Parse(arg, "(ll)", &atime, &mtime)) { + PyErr_SetString(PyExc_TypeError, + "utime() arg 2 must be a tuple (atime, mtime)"); + return NULL; + } + else { + /* catalogue info*/ + fileswitch_object_type obj_type; + bits load_addr, exec_addr; + int size; + fileswitch_attr attr; + + /* read old catalogue info */ + Py_BEGIN_ALLOW_THREADS + e=xosfile_read_no_path(path, &obj_type, &load_addr, &exec_addr, &size, &attr); + Py_END_ALLOW_THREADS + if(e) return riscos_oserror(); + + /* check if load and exec address really contain filetype and date */ + if ( (load_addr & 0xFFF00000U) != 0xFFF00000U) + return riscos_error("can't set date for object with load and exec addresses"); + + /* convert argument mtime to RISC OS load and exec address */ + if(acorntime(&exec_addr, &load_addr, (time_t) mtime)) + return riscos_oserror(); + + /* write new load and exec address */ + Py_BEGIN_ALLOW_THREADS + e = xosfile_write(path, load_addr, exec_addr, attr); + Py_END_ALLOW_THREADS + if(e) return riscos_oserror(); + } + + Py_INCREF(Py_None); + return Py_None; +} + +static PyObject * +riscos_settype(PyObject *self, PyObject *args) +{ + char *path,*name; + int type; + if (!PyArg_ParseTuple(args, "si:settype", &path,&type)) + { + PyErr_Clear(); + if (!PyArg_ParseTuple(args, "ss:settype", &path,&name)) return NULL; + e=xosfscontrol_file_type_from_string(name,(bits*)&type); + if(e) return riscos_oserror(); + } + e=xosfile_set_type(path,type); + if(e) return riscos_oserror(); + Py_INCREF(Py_None); + return Py_None; +} + +static PyObject * +riscos_getenv(PyObject *self, PyObject *args) +{ + char *name,*value; + if(!PyArg_ParseTuple(args,"s:getenv",&name)) return NULL; + value=getenv(name); + if(value) return PyString_FromString(value); + Py_INCREF(Py_None); + return Py_None; +} + +static PyObject * +riscos_putenv(PyObject *self, PyObject *args) +{ + char *name,*value; + int len; + os_var_type type=os_VARTYPE_LITERAL_STRING; + if(!PyArg_ParseTuple(args,"ss|i:putenv",&name,&value,&type)) return NULL; + if(type!=os_VARTYPE_STRING&&type!=os_VARTYPE_MACRO&&type!=os_VARTYPE_EXPANDED + &&type!=os_VARTYPE_LITERAL_STRING) + return riscos_error("Bad putenv type"); + len=strlen(value); + if(type!=os_VARTYPE_LITERAL_STRING) len++; + /* Other types need null terminator! */ + e=xos_set_var_val(name,(byte*)value,len,0,type,0,0); + if(e) return riscos_oserror(); + Py_INCREF(Py_None); + return Py_None; +} + +static PyObject * +riscos_delenv(PyObject *self, PyObject *args) +{ + char *name; + if(!PyArg_ParseTuple(args,"s:delenv",&name)) return NULL; + e=xos_set_var_val(name,NULL,-1,0,0,0,0); + if(e) return riscos_oserror(); + Py_INCREF(Py_None); + return Py_None; +} + +static PyObject * +riscos_getenvdict(PyObject *self, PyObject *args) +{ + PyObject *dict; + char value[257]; + char *which="*"; + int size; + char *context=NULL; + if(!PyArg_ParseTuple(args,"|s:getenvdict",&which)) return NULL; + dict = PyDict_New(); + if (!dict) return NULL; + /* XXX This part ignores errors */ + while(!xos_read_var_val(which,value,sizeof(value)-1,(int)context, + os_VARTYPE_EXPANDED,&size,(int *)&context,0)) + { PyObject *v; + value[size]='\0'; + v = PyString_FromString(value); + if (v == NULL) continue; + PyDict_SetItemString(dict, context, v); + Py_DECREF(v); + } + return dict; +} + +static PyMethodDef riscos_methods[] = { + + {"unlink", riscos_remove, METH_VARARGS}, + {"remove", riscos_remove, METH_VARARGS}, + {"rename", riscos_rename, METH_VARARGS}, + {"system", riscos_system, METH_VARARGS}, + {"rmdir", riscos_remove, METH_VARARGS}, + {"chdir", riscos_chdir, METH_VARARGS}, + {"getcwd", riscos_getcwd, METH_NOARGS}, + {"expand", riscos_expand, METH_VARARGS}, + {"mkdir", riscos_mkdir, METH_VARARGS}, + {"listdir", riscos_listdir, METH_VARARGS}, + {"stat", riscos_stat, METH_VARARGS}, + {"lstat", riscos_stat, METH_VARARGS}, + {"chmod", riscos_chmod, METH_VARARGS}, + {"utime", riscos_utime, METH_VARARGS}, + {"settype", riscos_settype, METH_VARARGS}, + {"getenv", riscos_getenv, METH_VARARGS}, + {"putenv", riscos_putenv, METH_VARARGS}, + {"delenv", riscos_delenv, METH_VARARGS}, + {"getenvdict", riscos_getenvdict, METH_VARARGS}, + {NULL, NULL} /* Sentinel */ +}; + +static int +ins(PyObject *module, char *symbol, long value) +{ + return PyModule_AddIntConstant(module, symbol, value); +} + + +static int +all_ins(PyObject *d) +{ +#ifdef F_OK + if (ins(d, "F_OK", (long)F_OK)) return -1; +#endif +#ifdef R_OK + if (ins(d, "R_OK", (long)R_OK)) return -1; +#endif +#ifdef W_OK + if (ins(d, "W_OK", (long)W_OK)) return -1; +#endif +#ifdef X_OK + if (ins(d, "X_OK", (long)X_OK)) return -1; +#endif +#ifdef NGROUPS_MAX + if (ins(d, "NGROUPS_MAX", (long)NGROUPS_MAX)) return -1; +#endif +#ifdef TMP_MAX + if (ins(d, "TMP_MAX", (long)TMP_MAX)) return -1; +#endif +#ifdef WCONTINUED + if (ins(d, "WCONTINUED", (long)WCONTINUED)) return -1; +#endif +#ifdef WNOHANG + if (ins(d, "WNOHANG", (long)WNOHANG)) return -1; +#endif +#ifdef WUNTRACED + if (ins(d, "WUNTRACED", (long)WUNTRACED)) return -1; +#endif +#ifdef O_RDONLY + if (ins(d, "O_RDONLY", (long)O_RDONLY)) return -1; +#endif +#ifdef O_WRONLY + if (ins(d, "O_WRONLY", (long)O_WRONLY)) return -1; +#endif +#ifdef O_RDWR + if (ins(d, "O_RDWR", (long)O_RDWR)) return -1; +#endif +#ifdef O_NDELAY + if (ins(d, "O_NDELAY", (long)O_NDELAY)) return -1; +#endif +#ifdef O_NONBLOCK + if (ins(d, "O_NONBLOCK", (long)O_NONBLOCK)) return -1; +#endif +#ifdef O_APPEND + if (ins(d, "O_APPEND", (long)O_APPEND)) return -1; +#endif +#ifdef O_DSYNC + if (ins(d, "O_DSYNC", (long)O_DSYNC)) return -1; +#endif +#ifdef O_RSYNC + if (ins(d, "O_RSYNC", (long)O_RSYNC)) return -1; +#endif +#ifdef O_SYNC + if (ins(d, "O_SYNC", (long)O_SYNC)) return -1; +#endif +#ifdef O_NOCTTY + if (ins(d, "O_NOCTTY", (long)O_NOCTTY)) return -1; +#endif +#ifdef O_CREAT + if (ins(d, "O_CREAT", (long)O_CREAT)) return -1; +#endif +#ifdef O_EXCL + if (ins(d, "O_EXCL", (long)O_EXCL)) return -1; +#endif +#ifdef O_TRUNC + if (ins(d, "O_TRUNC", (long)O_TRUNC)) return -1; +#endif +#ifdef O_BINARY + if (ins(d, "O_BINARY", (long)O_BINARY)) return -1; +#endif +#ifdef O_TEXT + if (ins(d, "O_TEXT", (long)O_TEXT)) return -1; +#endif +#ifdef O_LARGEFILE + if (ins(d, "O_LARGEFILE", (long)O_LARGEFILE)) return -1; +#endif + +/* MS Windows */ +#ifdef O_NOINHERIT + /* Don't inherit in child processes. */ + if (ins(d, "O_NOINHERIT", (long)O_NOINHERIT)) return -1; +#endif +#ifdef _O_SHORT_LIVED + /* Optimize for short life (keep in memory). */ + /* MS forgot to define this one with a non-underscore form too. */ + if (ins(d, "O_SHORT_LIVED", (long)_O_SHORT_LIVED)) return -1; +#endif +#ifdef O_TEMPORARY + /* Automatically delete when last handle is closed. */ + if (ins(d, "O_TEMPORARY", (long)O_TEMPORARY)) return -1; +#endif +#ifdef O_RANDOM + /* Optimize for random access. */ + if (ins(d, "O_RANDOM", (long)O_RANDOM)) return -1; +#endif +#ifdef O_SEQUENTIAL + /* Optimize for sequential access. */ + if (ins(d, "O_SEQUENTIAL", (long)O_SEQUENTIAL)) return -1; +#endif + +/* GNU extensions. */ +#ifdef O_DIRECT + /* Direct disk access. */ + if (ins(d, "O_DIRECT", (long)O_DIRECT)) return -1; +#endif +#ifdef O_DIRECTORY + /* Must be a directory. */ + if (ins(d, "O_DIRECTORY", (long)O_DIRECTORY)) return -1; +#endif +#ifdef O_NOFOLLOW + /* Do not follow links. */ + if (ins(d, "O_NOFOLLOW", (long)O_NOFOLLOW)) return -1; +#endif + + /* These come from sysexits.h */ +#ifdef EX_OK + if (ins(d, "EX_OK", (long)EX_OK)) return -1; +#endif /* EX_OK */ +#ifdef EX_USAGE + if (ins(d, "EX_USAGE", (long)EX_USAGE)) return -1; +#endif /* EX_USAGE */ +#ifdef EX_DATAERR + if (ins(d, "EX_DATAERR", (long)EX_DATAERR)) return -1; +#endif /* EX_DATAERR */ +#ifdef EX_NOINPUT + if (ins(d, "EX_NOINPUT", (long)EX_NOINPUT)) return -1; +#endif /* EX_NOINPUT */ +#ifdef EX_NOUSER + if (ins(d, "EX_NOUSER", (long)EX_NOUSER)) return -1; +#endif /* EX_NOUSER */ +#ifdef EX_NOHOST + if (ins(d, "EX_NOHOST", (long)EX_NOHOST)) return -1; +#endif /* EX_NOHOST */ +#ifdef EX_UNAVAILABLE + if (ins(d, "EX_UNAVAILABLE", (long)EX_UNAVAILABLE)) return -1; +#endif /* EX_UNAVAILABLE */ +#ifdef EX_SOFTWARE + if (ins(d, "EX_SOFTWARE", (long)EX_SOFTWARE)) return -1; +#endif /* EX_SOFTWARE */ +#ifdef EX_OSERR + if (ins(d, "EX_OSERR", (long)EX_OSERR)) return -1; +#endif /* EX_OSERR */ +#ifdef EX_OSFILE + if (ins(d, "EX_OSFILE", (long)EX_OSFILE)) return -1; +#endif /* EX_OSFILE */ +#ifdef EX_CANTCREAT + if (ins(d, "EX_CANTCREAT", (long)EX_CANTCREAT)) return -1; +#endif /* EX_CANTCREAT */ +#ifdef EX_IOERR + if (ins(d, "EX_IOERR", (long)EX_IOERR)) return -1; +#endif /* EX_IOERR */ +#ifdef EX_TEMPFAIL + if (ins(d, "EX_TEMPFAIL", (long)EX_TEMPFAIL)) return -1; +#endif /* EX_TEMPFAIL */ +#ifdef EX_PROTOCOL + if (ins(d, "EX_PROTOCOL", (long)EX_PROTOCOL)) return -1; +#endif /* EX_PROTOCOL */ +#ifdef EX_NOPERM + if (ins(d, "EX_NOPERM", (long)EX_NOPERM)) return -1; +#endif /* EX_NOPERM */ +#ifdef EX_CONFIG + if (ins(d, "EX_CONFIG", (long)EX_CONFIG)) return -1; +#endif /* EX_CONFIG */ +#ifdef EX_NOTFOUND + if (ins(d, "EX_NOTFOUND", (long)EX_NOTFOUND)) return -1; +#endif /* EX_NOTFOUND */ + + return 0; +} + + +void +initriscos() +{ + PyObject *m, *d, *stat_m; + + m = Py_InitModule("riscos", riscos_methods); + + if (all_ins(m)) + return; + + d = PyModule_GetDict(m); + + Py_INCREF(PyExc_OSError); + PyModule_AddObject(m, "error", PyExc_OSError); + + PyStructSequence_InitType(&StatResultType, &stat_result_desc); + PyDict_SetItemString(d, "stat_result", (PyObject*) &StatResultType); +}