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comparison lwcc/token.c @ 305:54f213c8fb81 ccdev

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Various bugfixes and output tuning Tuned output of preprocessor to include line markers similar to the ones added by the gcc preprocessor. Also, many fixes for various bits of dumbosity leading to misbehaviour and crashing.
author William Astle <lost@l-w.ca>
date Wed, 18 Sep 2013 19:17:52 -0600
parents d85d173ba120
children
comparison
equal deleted inserted replaced
304:d85d173ba120 305:54f213c8fb81
39 t -> lineno = row; 39 t -> lineno = row;
40 t -> column = col; 40 t -> column = col;
41 t -> fn = fn; 41 t -> fn = fn;
42 t -> next = NULL; 42 t -> next = NULL;
43 t -> prev = NULL; 43 t -> prev = NULL;
44 t -> list = NULL;
44 return t; 45 return t;
45 } 46 }
46 47
47 void token_free(struct token *t) 48 void token_free(struct token *t)
48 { 49 {
53 struct token *token_dup(struct token *t) 54 struct token *token_dup(struct token *t)
54 { 55 {
55 struct token *t2; 56 struct token *t2;
56 57
57 t2 = lw_alloc(sizeof(struct token)); 58 t2 = lw_alloc(sizeof(struct token));
58 (*t2) = (*t); 59 t2 -> ttype = t -> ttype;
60 t2 -> lineno = t -> lineno;
61 t2 -> column = t -> column;
62 t2 -> list = NULL;
59 t2 -> next = NULL; 63 t2 -> next = NULL;
60 t2 -> prev = NULL; 64 t2 -> prev = NULL;
61 if (t -> strval) 65 if (t -> strval)
62 t2 -> strval = lw_strdup(t -> strval); 66 t2 -> strval = lw_strdup(t -> strval);
67 else
68 t2 -> strval = NULL;
63 return t2; 69 return t2;
64 } 70 }
65 71
66 static struct { int ttype; char *tstr; } tok_strs[] = 72 static struct { int ttype; char *tstr; } tok_strs[] =
67 { 73 {
150 while (tl -> head) 156 while (tl -> head)
151 { 157 {
152 tl -> tail = tl -> head; 158 tl -> tail = tl -> head;
153 tl -> head = tl -> head -> next; 159 tl -> head = tl -> head -> next;
154 token_free(tl -> tail); 160 token_free(tl -> tail);
155 lw_free(tl -> tail);
156 } 161 }
157 lw_free(tl); 162 lw_free(tl);
158 } 163 }
159 164
160 void token_list_append(struct token_list *tl, struct token *tok) 165 void token_list_append(struct token_list *tl, struct token *tok)