-
Notifications
You must be signed in to change notification settings - Fork 10
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
9 changed files
with
116 additions
and
208 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| #include <stdlib.h> | ||
| #include <stdio.h> | ||
| #include "macro_ifndef.h" | ||
| #include "preprocess.h" | ||
| #include "macro_define.h" | ||
| #include <string.h> | ||
|
|
||
| linked_list *seg_ifndef_gen(seg *self, prep_ctx *ctx) | ||
| { | ||
| seg_ifndef *ifndef = (seg_ifndef *)self->data; | ||
| if (find_define(ctx, ifndef->def)) | ||
| return ifndef->body; | ||
| else | ||
| return new_linked_list(); | ||
| } | ||
|
|
||
| seg *parse_ifndef(prep_ctx *ctx, typed_token **tkns_ptr) | ||
| { | ||
| typed_token *tkn = *tkns_ptr; | ||
| if (tkn->type_id == TKN_DIRECTIVE) | ||
| { | ||
| typed_token *inner_tkn = (typed_token *)tkn->data; | ||
| tkn = tkn->next; | ||
| if (inner_tkn->type_id == TKN_ID) | ||
| { | ||
| if (strcmp((char *)inner_tkn->data, "ifndef") == 0) | ||
| { | ||
| inner_tkn = inner_tkn->next; | ||
| if (inner_tkn->type_id == TKN_ID) | ||
| { | ||
| char *def = (char *)inner_tkn->data; | ||
| inner_tkn = inner_tkn->next; | ||
|
|
||
| if (inner_tkn->type_id == TKN_EOF) | ||
| { | ||
| int found_endif = 0; | ||
| linked_list *body = new_linked_list(); | ||
| while (tkn) | ||
| { | ||
| if (tkn->type_id == TKN_DIRECTIVE) | ||
| { | ||
| typed_token *inner_tkn = (typed_token *)tkn->data; | ||
| tkn = tkn->next; | ||
| if (inner_tkn->type_id == TKN_ID) | ||
| { | ||
| if (strcmp((char *)inner_tkn->data, "endif") == 0) | ||
| { | ||
| found_endif = 1; | ||
| break; | ||
| } | ||
| } | ||
| } | ||
| add_to_list(body, tkn); | ||
| tkn = tkn->next; | ||
| } | ||
|
|
||
| if (found_endif) | ||
| { | ||
| *tkns_ptr = tkn; | ||
| seg *ret = (seg *)malloc(sizeof(seg)); | ||
| ret->data = malloc(sizeof(seg_ifndef)); | ||
| ret->to_code = seg_ifndef_gen; | ||
| ret->stringified = NULL; | ||
| ((seg_ifndef *)ret->data)->def = def; | ||
| ((seg_ifndef *)ret->data)->body = body; | ||
| return ret; | ||
| } | ||
| else | ||
| { | ||
| return NULL; | ||
| } | ||
| } | ||
| else | ||
| { | ||
| return NULL; | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| return NULL; | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| #ifndef MACRO_IFNDEF_H | ||
| #define MACRO_IFNDEF_H | ||
|
|
||
| #include "../linked_list.h" | ||
| #include "preprocess.h" | ||
|
|
||
| typedef struct | ||
| { | ||
| char *def; | ||
| linked_list *body; | ||
| } seg_ifndef; | ||
|
|
||
| seg *parse_ifndef(prep_ctx *ctx, typed_token **tkns_ptr); | ||
|
|
||
| #endif |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.