| 16 | #include <string.h> |
| 17 | |
| 18 | __GTL_BEGIN_NAMESPACE |
| 19 | |
| 20 | struct GML_pair* GML_parser (FILE* source, struct GML_stat* stat, int open) { |
| 21 | |
| 22 | struct GML_token token; |
| 23 | struct GML_pair* pair; |
| 24 | struct GML_pair* list; |
| 25 | struct GML_pair* tmp = NULL; |
| 26 | struct GML_list_elem* tmp_elem; |
| 27 | |
| 28 | assert (stat); |
| 29 | |
| 30 | pair = (struct GML_pair*) malloc (sizeof (struct GML_pair)); |
| 31 | pair->next = NULL; |
| 32 | list = pair; |
| 33 | |
| 34 | for (;;) { |
| 35 | token = GML_scanner (source); |
| 36 | |
| 37 | if (token.kind == GML_END) { |
| 38 | if (open) { |
| 39 | stat->err.err_num = GML_OPEN_BRACKET; |
| 40 | stat->err.line = GML_line; |
| 41 | stat->err.column = GML_column; |
| 42 | free (pair); |
| 43 | |
| 44 | if (tmp == NULL) { |
| 45 | return NULL; |
| 46 | } else { |
| 47 | tmp->next = NULL; |
| 48 | return list; |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | break; |
| 53 | |
| 54 | } else if (token.kind == GML_R_BRACKET) { |
| 55 | if (!open) { |
| 56 | stat->err.err_num = GML_TOO_MANY_BRACKETS; |
| 57 | stat->err.line = GML_line; |
| 58 | stat->err.column = GML_column; |
| 59 | free (pair); |
| 60 | |
| 61 | if (tmp == NULL) { |
| 62 | return NULL; |
| 63 | } else { |
| 64 | tmp->next = NULL; |
| 65 | return list; |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | break; |
| 70 | |
| 71 | } else if (token.kind == GML_ERROR) { |
| 72 | stat->err.err_num = token.value.err.err_num; |
| 73 | stat->err.line = token.value.err.line; |
| 74 | stat->err.column = token.value.err.column; |
| 75 | free (pair); |