diff options
| -rw-r--r-- | windows/main.c | 242 |
1 files changed, 238 insertions, 4 deletions
diff --git a/windows/main.c b/windows/main.c index 64e34fa354..da0cbca44a 100644 --- a/windows/main.c +++ b/windows/main.c @@ -1,5 +1,239 @@ -#include "../unix/main.c" +#include <stdint.h> +#include <stdio.h> +#include <string.h> +#include <stdlib.h> -void rawsocket_init() { - // Do nothing here -}
\ No newline at end of file +#include "nlr.h" +#include "misc.h" +#include "mpconfig.h" +#include "qstr.h" +#include "lexer.h" +#include "lexerunix.h" +#include "parse.h" +#include "obj.h" +#include "compile.h" +#include "runtime0.h" +#include "runtime.h" +#include "repl.h" + +#if MICROPY_USE_READLINE +#include <readline/readline.h> +#include <readline/history.h> +#endif + +extern const mp_obj_fun_native_t mp_builtin_open_obj; +void file_init(); + +static void execute_from_lexer(mp_lexer_t *lex, mp_parse_input_kind_t input_kind, bool is_repl) { + if (lex == NULL) { + return; + } + + if (0) { + // just tokenise + while (!mp_lexer_is_kind(lex, MP_TOKEN_END)) { + mp_token_show(mp_lexer_cur(lex)); + mp_lexer_to_next(lex); + } + mp_lexer_free(lex); + return; + } + + qstr parse_exc_id; + const char *parse_exc_msg; + mp_parse_node_t pn = mp_parse(lex, input_kind, &parse_exc_id, &parse_exc_msg); + + if (pn == MP_PARSE_NODE_NULL) { + // parse error + mp_lexer_show_error_pythonic_prefix(lex); + printf("%s: %s\n", qstr_str(parse_exc_id), parse_exc_msg); + mp_lexer_free(lex); + return; + } + + qstr source_name = mp_lexer_source_name(lex); + mp_lexer_free(lex); + + /* + printf("----------------\n"); + mp_parse_node_print(pn, 0); + printf("----------------\n"); + */ + + mp_obj_t module_fun = mp_compile(pn, source_name, is_repl); + + if (module_fun == mp_const_none) { + // compile error + return; + } + + // execute it + nlr_buf_t nlr; + if (nlr_push(&nlr) == 0) { + rt_call_function_0(module_fun); + nlr_pop(); + } else { + // uncaught exception + mp_obj_print_exception((mp_obj_t)nlr.ret_val); + } +} + +static char *str_join(const char *s1, int sep_char, const char *s2) { + int l1 = strlen(s1); + int l2 = strlen(s2); + char *s = m_new(char, l1 + l2 + 2); + memcpy(s, s1, l1); + if (sep_char != 0) { + s[l1] = sep_char; + l1 += 1; + } + memcpy(s + l1, s2, l2); + s[l1 + l2] = 0; + return s; +} + +static char *prompt(char *p) { +#if MICROPY_USE_READLINE + char *line = readline(p); + if (line) { + add_history(line); + } +#else + static char buf[256]; + fputs(p, stdout); + char *s = fgets(buf, sizeof(buf), stdin); + if (!s) { + return NULL; + } + int l = strlen(buf); + if (buf[l - 1] == '\n') { + buf[l - 1] = 0; + } else { + l++; + } + char *line = malloc(l); + memcpy(line, buf, l); +#endif + return line; +} + +static void do_repl(void) { + for (;;) { + char *line = prompt(">>> "); + if (line == NULL) { + // EOF + return; + } + if (mp_repl_is_compound_stmt(line)) { + for (;;) { + char *line2 = prompt("... "); + if (line2 == NULL || strlen(line2) == 0) { + break; + } + char *line3 = str_join(line, '\n', line2); + free(line); + free(line2); + line = line3; + } + } + + mp_lexer_t *lex = mp_lexer_new_from_str_len(MP_QSTR__lt_stdin_gt_, line, strlen(line), false); + execute_from_lexer(lex, MP_PARSE_SINGLE_INPUT, true); + free(line); + } +} + +static void do_file(const char *file) { + // hack: set dir for import based on where this file is + { + const char * s = strrchr(file, '\\'); + if (s != NULL) { + int len = s - file; + char *dir = m_new(char, len + 1); + memcpy(dir, file, len); + dir[len] = '\0'; + mp_import_set_directory(dir); + } + } + + mp_lexer_t *lex = mp_lexer_new_from_file(file); + execute_from_lexer(lex, MP_PARSE_FILE_INPUT, false); +} + +static void do_str(const char *str) { + mp_lexer_t *lex = mp_lexer_new_from_str_len(MP_QSTR__lt_stdin_gt_, str, strlen(str), false); + execute_from_lexer(lex, MP_PARSE_SINGLE_INPUT, false); +} + +int usage(void) { + printf("usage: py [-c <command>] [<filename>]\n"); + return 1; +} + +mp_obj_t mem_info(void) { + printf("mem: total=%d, current=%d, peak=%d\n", m_get_total_bytes_allocated(), m_get_current_bytes_allocated(), m_get_peak_bytes_allocated()); + return mp_const_none; +} + +mp_obj_t qstr_info(void) { + uint n_pool, n_qstr, n_str_data_bytes, n_total_bytes; + qstr_pool_info(&n_pool, &n_qstr, &n_str_data_bytes, &n_total_bytes); + printf("qstr pool: n_pool=%u, n_qstr=%u, n_str_data_bytes=%u, n_total_bytes=%u\n", n_pool, n_qstr, n_str_data_bytes, n_total_bytes); + return mp_const_none; +} + +int main(int argc, char **argv) { + qstr_init(); + rt_init(); + + mp_obj_t m_sys = mp_obj_new_module(MP_QSTR_sys); + mp_obj_t py_argv = mp_obj_new_list(0, NULL); + rt_store_attr(m_sys, MP_QSTR_argv, py_argv); + + rt_store_name(qstr_from_str("mem_info"), rt_make_function_n(0, mem_info)); + rt_store_name(qstr_from_str("qstr_info"), rt_make_function_n(0, qstr_info)); + + file_init(); + + /* + printf("bytes:\n"); + printf(" total %d\n", m_get_total_bytes_allocated()); + printf(" cur %d\n", m_get_current_bytes_allocated()); + printf(" peak %d\n", m_get_peak_bytes_allocated()); + */ + + if (argc == 1) { + do_repl(); + } else { + for (int a = 1; a < argc; a++) { + if (argv[a][0] == '-') { + if (strcmp(argv[a], "-c") == 0) { + if (a + 1 >= argc) { + return usage(); + } + do_str(argv[a + 1]); + a += 1; + } else { + return usage(); + } + } else { + for (int i = a; i < argc; i++) { + rt_list_append(py_argv, MP_OBJ_NEW_QSTR(qstr_from_str(argv[i]))); + } + do_file(argv[a]); + break; + } + } + } + + rt_deinit(); + + //printf("total bytes = %d\n", m_get_total_bytes_allocated()); + return 0; +} + +// for sqrt +#include <math.h> +machine_float_t machine_sqrt(machine_float_t x) { + return sqrt(x); +} |