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builtinimport: Elaborate debug output support.

This commit is contained in:
Paul Sokolovsky 2014-04-11 23:08:29 +03:00
parent a925cb54f1
commit e081329098
1 changed files with 14 additions and 3 deletions
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17
py/builtinimport.c
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@ -19,6 +19,13 @@
#include "runtime.h"
#include "builtin.h"
#if 0 // print debugging info
#define DEBUG_PRINT (1)
#define DEBUG_printf DEBUG_printf
#else // don't print debugging info
#define DEBUG_printf(...) (void)0
#endif
#define PATH_SEP_CHAR '/'
mp_obj_t mp_sys_path;
@ -129,14 +136,14 @@ void do_load(mp_obj_t module_obj, vstr_t *file) {
}
mp_obj_t mp_builtin___import__(uint n_args, mp_obj_t *args) {
/*
printf("import:\n");
#if DEBUG_PRINT
printf("__import__:\n");
for (int i = 0; i < n_args; i++) {
printf(" ");
mp_obj_print(args[i], PRINT_REPR);
printf("\n");
}
*/
#endif
mp_obj_t fromtuple = mp_const_none;
int level = 0;
@ -158,6 +165,7 @@ mp_obj_t mp_builtin___import__(uint n_args, mp_obj_t *args) {
// check if module already exists
mp_obj_t module_obj = mp_module_get(mp_obj_str_get_qstr(args[0]));
if (module_obj != MP_OBJ_NULL) {
DEBUG_printf("Module already loaded\n");
// If it's not a package, return module right away
char *p = strchr(mod_str, '.');
if (p == NULL) {
@ -171,6 +179,7 @@ mp_obj_t mp_builtin___import__(uint n_args, mp_obj_t *args) {
qstr pkg_name = qstr_from_strn(mod_str, p - mod_str);
return mp_module_get(pkg_name);
}
DEBUG_printf("Module not yet loaded\n");
uint last = 0;
VSTR_FIXED(path, MICROPY_PATH_MAX)
@ -182,6 +191,7 @@ mp_obj_t mp_builtin___import__(uint n_args, mp_obj_t *args) {
if (i == mod_len || mod_str[i] == '.') {
// create a qstr for the module name up to this depth
qstr mod_name = qstr_from_strn(mod_str, i);
DEBUG_printf("Processing module: %s\n", qstr_str(mod_name));
// find the file corresponding to the module name
mp_import_stat_t stat;
@ -207,6 +217,7 @@ mp_obj_t mp_builtin___import__(uint n_args, mp_obj_t *args) {
module_obj = mp_obj_new_module(mod_name);
if (stat == MP_IMPORT_STAT_DIR) {
DEBUG_printf("%s is dir\n", vstr_str(&path));
vstr_add_char(&path, PATH_SEP_CHAR);
vstr_add_str(&path, "__init__.py");
if (mp_import_stat(vstr_str(&path)) != MP_IMPORT_STAT_FILE) {