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Code

eeshow/sch-parse.c (sch_free): add cleanup of schematics data

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This commit is contained in:
Werner Almesberger 2016-08-05 20:25:58 -03:00
parent 5f0678097f
commit c54bf3de06
3 changed files with 78 additions and 2 deletions
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2
eeshow/main.c
View File

@ -211,5 +211,7 @@ found:
}
gfx_end();
sch_free(&sch_ctx);
return 0;
}

72
eeshow/sch-parse.c
View File

@ -488,6 +488,8 @@ static bool parse_line(const struct file *file, void *user, const char *line)
if (ctx->recurse)
sheet_obj->u.sheet.sheet =
recurse_sheet(ctx, file);
else
sheet_obj->u.sheet.sheet = NULL;
ctx->state = sch_basic;
return 1;
}
@ -553,3 +555,73 @@ void sch_init(struct sch_ctx *ctx, bool recurse)
ctx->next_sheet = &ctx->sheets;
new_sheet(ctx);
}
static void free_comp_fields(struct comp_field *fields)
{
struct comp_field *next;
while (fields) {
next = fields->next;
free((char *) fields->txt.s);
free(fields);
fields = next;
}
}
static void free_sheet_fields(struct sheet_field *fields)
{
struct sheet_field *next;
while (fields) {
next = fields->next;
free((char *) fields->s);
free(fields);
fields = next;
}
}
static void free_sheet(struct sheet *sch)
{
struct sch_obj *obj, *next;
if (!sch)
return;
free((char *) sch->title);
for (obj = sch->objs; obj; obj = next) {
next = obj->next;
switch (obj->type) {
case sch_obj_text:
free((char *) obj->u.text.s);
break;
case sch_obj_comp:
free_comp_fields(obj->u.comp.fields);
break;
case sch_obj_sheet:
free((char *) obj->u.sheet.name);
free((char *) obj->u.sheet.file);
free_sheet((struct sheet *) obj->u.sheet.sheet);
free_sheet_fields(obj->u.sheet.fields);
break;
default:
break;
}
free(obj);
}
free(sch);
}
void sch_free(struct sch_ctx *ctx)
{
struct sheet *next;
while (ctx->sheets) {
next = ctx->sheets->next;
free_sheet(ctx->sheets);
ctx->sheets = next;
}
}

6
eeshow/sch.h
View File

@ -74,7 +74,8 @@ struct sch_obj {
const char *file;
unsigned file_dim;
bool rotated;
const struct sheet *sheet; /* pointer to sub-sheet */
const struct sheet *sheet;
/* pointer to sub-sheet; NULL if absent */
struct sheet_field {
char *s;
@ -91,7 +92,7 @@ struct sch_obj {
};
struct sheet {
const char *title;
const char *title; /* malloced, unless delta */
struct sch_obj *objs;
struct sch_obj **next_obj;
struct sheet *parent;
@ -118,5 +119,6 @@ void decode_alignment(struct text *txt, char hor, char vert);
void sch_render(const struct sheet *sheet);
void sch_parse(struct sch_ctx *ctx, struct file *file, const struct lib *lib);
void sch_init(struct sch_ctx *ctx, bool recurse);
void sch_free(struct sch_ctx *ctx);
#endif /* !SCH_H */