Mercurial > cpython-lru_cache-weakref
diff Objects/moduleobject.c @ 6:fc6fcd7df4f7 legacy-trunk
Initial revision
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Sun, 14 Oct 1990 12:07:46 +0000 |
| parents | |
| children | 874c8fd565fa |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Objects/moduleobject.c Sun Oct 14 12:07:46 1990 +0000 @@ -0,0 +1,130 @@ +/* Module object implementation */ + +#include <stdio.h> + +#include "PROTO.h" +#include "object.h" +#include "stringobject.h" +#include "dictobject.h" +#include "moduleobject.h" +#include "objimpl.h" + +typedef struct { + OB_HEAD + object *md_name; + object *md_dict; +} moduleobject; + +object * +newmoduleobject(name) + char *name; +{ + moduleobject *m = NEWOBJ(moduleobject, &Moduletype); + if (m == NULL) + return NULL; + m->md_name = newstringobject(name); + m->md_dict = newdictobject(); + if (m->md_name == NULL || m->md_dict == NULL) { + DECREF(m); + return NULL; + } + return (object *)m; +} + +object * +getmoduledict(m) + object *m; +{ + if (!is_moduleobject(m)) { + errno = EBADF; + return NULL; + } + return ((moduleobject *)m) -> md_dict; +} + +int +setmoduledict(m, v) + object *m; + object *v; +{ + if (!is_moduleobject(m)) + return errno = EBADF; + if (!is_dictobject(v)) + return errno = EINVAL; + DECREF(((moduleobject *)m) -> md_dict); + INCREF(v); + ((moduleobject *)m) -> md_dict = v; + return 0; +} + +/* Methods */ + +static void +moduledealloc(m) + moduleobject *m; +{ + if (m->md_name != NULL) + DECREF(m->md_name); + if (m->md_dict != NULL) + DECREF(m->md_dict); + free((char *)m); +} + +static void +moduleprint(m, fp, flags) + moduleobject *m; + FILE *fp; + int flags; +{ + fprintf(fp, "<module %s>", getstringvalue(m->md_name)); +} + +static object * +modulerepr(m) + moduleobject *m; +{ + char buf[100]; + sprintf(buf, "<module %.80s>", getstringvalue(m->md_name)); + return newstringobject(buf); +} + +static object * +modulegetattr(m, name) + moduleobject *m; + char *name; +{ + object *res = dictlookup(m->md_dict, name); + if (res == NULL) { + if (errno == ENOENT) + errno = ESRCH; + } + else + INCREF(res); + return res; +} + +static int +modulesetattr(m, name, v) + moduleobject *m; + char *name; + object *v; +{ + if (v == NULL) + return dictremove(m->md_dict, name); + else + return dictinsert(m->md_dict, name, v); +} + +typeobject Moduletype = { + OB_HEAD_INIT(&Typetype) + 0, /*ob_size*/ + "module", /*tp_name*/ + sizeof(moduleobject), /*tp_size*/ + 0, /*tp_itemsize*/ + moduledealloc, /*tp_dealloc*/ + moduleprint, /*tp_print*/ + modulegetattr, /*tp_getattr*/ + modulesetattr, /*tp_setattr*/ + 0, /*tp_compare*/ + modulerepr, /*tp_repr*/ +};
