mirror of
git://projects.qi-hardware.com/fped.git
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1613d4bdbc
- dump.c (print_obj): removed free(s2) left over from before the reduction of allocations git-svn-id: http://svn.openmoko.org/trunk/eda/fped@5728 99fdad57-331a-0410-800a-d7fa5415bdb3
551 lines
11 KiB
C
551 lines
11 KiB
C
/*
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* dump.c - Dump objects in the native FPD format
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*
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* Written 2009 by Werner Almesberger
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* Copyright 2009 by Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include "util.h"
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#include "unparse.h"
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#include "obj.h"
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#include "gui_status.h"
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#include "dump.h"
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/* ----- order items ------------------------------------------------------- */
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static void add_item(struct order **curr, struct vec *vec, struct obj *obj)
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{
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(*curr)->vec = vec;
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(*curr)->obj = obj;
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(*curr)++;
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}
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static int n_vec_refs(const struct vec *vec)
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{
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const struct vec *walk;
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int n;
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n = 0;
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for (walk = vec->frame->vecs; walk; walk = walk->next)
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if (walk->base == vec)
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n++;
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return n;
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}
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/*
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* If "prev" is non-NULL, we're looking for objects that need to be put after
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* the current vector (in "prev"). Only those objects need to be put there
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* that have at least one base that isn't the frame's origin.
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*
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* We could also make an exception for manually named vectors, but we get
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* better clustering without.
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*/
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static int need(const struct vec *base, const struct vec *prev)
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{
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if (!base)
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return 0;
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#if 0
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if (base->name && *base->name != '_')
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return 0;
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#endif
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if (prev)
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return base == prev;
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return 1;
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}
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/*
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* If we need a vector that's defined later, we have to defer dumping the
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* object.
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*/
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static int later(const struct vec *base, const struct vec *prev)
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{
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while (1) {
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prev = prev->next;
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if (!prev)
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break;
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if (base == prev)
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return 1;
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}
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return 0;
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}
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static int may_put_obj_now(const struct obj *obj, const struct vec *prev)
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{
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int n, l;
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n = need(obj->base, prev);
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l = later(obj->base, prev);
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switch (obj->type) {
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case ot_frame:
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break;
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case ot_line:
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n |= need(obj->u.line.other, prev);
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l |= later(obj->u.line.other, prev);
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break;
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case ot_rect:
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n |= need(obj->u.rect.other, prev);
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l |= later(obj->u.rect.other, prev);
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break;
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case ot_pad:
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n |= need(obj->u.pad.other, prev);
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l |= later(obj->u.pad.other, prev);
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break;
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case ot_arc:
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n |= need(obj->u.arc.start, prev);
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n |= need(obj->u.arc.end, prev);
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l |= later(obj->u.arc.start, prev);
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l |= later(obj->u.arc.end, prev);
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break;
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case ot_meas:
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return 0;
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default:
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abort();
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}
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return n && !l;
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}
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static void put_obj(struct order **curr, struct obj *obj,
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struct vec *prev)
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{
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if (obj->dumped)
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return;
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obj->dumped = 1;
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add_item(curr, prev, obj);
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}
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/*
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* Tricky logic ahead: when dumping a vector, we search for a vectors that
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* depends on that vector for ".". If we find one, we dump it immediately after
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* this vector.
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*/
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static void recurse_vec(struct order **curr, struct vec *vec)
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{
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struct vec *next;
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struct obj *obj;
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add_item(curr, vec, NULL);
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for (obj = vec->frame->objs; obj; obj = obj->next)
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if (may_put_obj_now(obj, vec))
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put_obj(curr, obj, vec);
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if (n_vec_refs(vec) == 1) {
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for (next = vec->next; next->base != vec; next = next->next);
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recurse_vec(curr, next);
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}
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}
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static void order_vecs(struct order **curr, struct vec *vecs)
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{
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struct vec *vec;
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for (vec = vecs; vec; vec = vec->next)
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if (!vec->base || n_vec_refs(vec->base) != 1)
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recurse_vec(curr, vec);
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}
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struct order *order_frame(const struct frame *frame)
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{
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struct order *order, *curr;
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struct vec *vec;
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struct obj *obj;
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int n = 0;
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for (vec = frame->vecs; vec; vec = vec->next)
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n++;
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for (obj = frame->objs; obj; obj = obj->next)
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if (obj->type != ot_meas)
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n++;
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for (obj = frame->objs; obj; obj = obj->next)
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obj->dumped = 0;
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order = alloc_size(sizeof(*order)*(n+1));
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curr = order;
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order_vecs(&curr, frame->vecs);
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/* frames based on @ (anything else ?) */
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for (obj = frame->objs; obj; obj = obj->next)
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if (obj->type != ot_meas)
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put_obj(&curr, obj, NULL);
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assert(curr == order+n);
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add_item(&curr, NULL, NULL);
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return order;
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}
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/* ----- variables --------------------------------------------------------- */
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static void dump_var(FILE *file, const struct table *table,
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const char *indent)
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{
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char *s;
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s = unparse(table->rows->values->expr);
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fprintf(file, "%sset %s = %s\n\n", indent, table->vars->name, s);
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free(s);
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}
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static void dump_table(FILE *file, const struct table *table,
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const char *indent)
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{
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const struct var *var;
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const struct row *row;
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const struct value *value;
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char *s;
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if (table->vars && !table->vars->next &&
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table->rows && !table->rows->next) {
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dump_var(file, table, indent);
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return;
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}
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fprintf(file, "%stable\n%s {", indent, indent);
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for (var = table->vars; var; var = var->next)
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fprintf(file, "%s %s", var == table->vars ? "" : ",",
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var->name);
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fprintf(file, " }\n");
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for (row = table->rows; row; row = row->next) {
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fprintf(file, "%s {", indent);
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for (value = row->values; value; value = value->next) {
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s = unparse(value->expr);
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fprintf(file, "%s %s",
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value == row->values? "" : ",", s);
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free(s);
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}
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fprintf(file, " }\n");
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}
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fprintf(file, "\n");
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}
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static void dump_loop(FILE *file, const struct loop *loop, const char *indent)
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{
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char *from, *to;
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from = unparse(loop->from.expr);
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to = unparse(loop->to.expr);
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fprintf(file, "%sloop %s = %s, %s\n\n",
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indent, loop->var.name, from, to);
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free(from);
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free(to);
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}
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/* ----- vectors and objects ----------------------------------------------- */
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static void generate_name(struct vec *base)
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{
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char tmp[10]; /* plenty */
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const char *s;
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struct vec *walk;
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int n = 0;
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while (1) {
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sprintf(tmp, "__%d", n);
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s = unique(tmp);
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for (walk = base->frame->vecs; walk; walk = walk->next)
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if (walk->name == s)
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break;
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if (!walk)
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break;
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n++;
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}
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base->name = s;
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}
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static const char *base_name(struct vec *base, const struct vec *next)
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{
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if (!base)
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return "@";
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if (next && base->next == next)
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return ".";
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if (!base->name)
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generate_name(base);
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return base->name;
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}
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static const char *obj_base_name(struct vec *base, const struct vec *prev)
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{
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if (base && base == prev)
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return ".";
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return base_name(base, NULL);
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}
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char *print_obj(const struct obj *obj, const struct vec *prev)
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{
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const char *base, *s1, *s3;
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char *s, *s2;
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base = obj_base_name(obj->base, prev);
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switch (obj->type) {
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case ot_frame:
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s = stralloc_printf("frame %s %s",
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obj->u.frame.ref->name, base);
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break;
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case ot_line:
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s1 = obj_base_name(obj->u.line.other, prev);
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s2 = unparse(obj->u.line.width);
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s = stralloc_printf("line %s %s %s", base, s1, s2);
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free(s2);
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break;
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case ot_rect:
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s1 = obj_base_name(obj->u.rect.other, prev);
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s2 = unparse(obj->u.rect.width);
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s = stralloc_printf("rect %s %s %s", base, s1, s2);
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free(s2);
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break;
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case ot_pad:
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s1 = obj_base_name(obj->u.pad.other, prev);
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switch (obj->u.pad.type) {
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case pt_normal:
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s2 = "";
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break;
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case pt_bare:
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s2 = " bare";
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break;
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case pt_paste:
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s2 = " paste";
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break;
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case pt_mask:
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s2 = " mask";
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break;
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default:
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abort();
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}
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s = stralloc_printf("%spad \"%s\" %s %s%s",
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obj->u.pad.rounded ? "r" : "",
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obj->u.pad.name, base, s1, s2);
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break;
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case ot_arc:
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s1 = obj_base_name(obj->u.arc.start, prev);
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s2 = unparse(obj->u.arc.width);
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if (obj->u.arc.start == obj->u.arc.end) {
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s = stralloc_printf("circ %s %s %s", base, s1, s2);
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} else {
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s3 = obj_base_name(obj->u.arc.end, prev);
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s = stralloc_printf("arc %s %s %s %s",
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base, s1, s3, s2);
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}
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free(s2);
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break;
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default:
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abort();
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}
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return s;
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}
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/* ----- print measurement ------------------------------------------------- */
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static const char *meas_type_name[mt_n] = {
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"meas", "measx", "measy",
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"meas", "measx", "measy",
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};
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static char *print_meas_base(struct vec *base)
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{
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const char *name;
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name = base_name(base, NULL);
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if (base->frame == root_frame)
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return stralloc(name);
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return stralloc_printf("%s.%s", base->frame->name, name);
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}
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char *print_meas(const struct obj *obj)
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{
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char *s, *t;
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char *s1, *s2, *s3;
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assert(obj->type == ot_meas);
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s = stralloc_printf("%s ", meas_type_name[obj->u.meas.type]);
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if (obj->u.meas.label) {
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t = stralloc_printf("%s\"%s\" ", s, obj->u.meas.label);
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free(s);
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s = t;
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}
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s1 = print_meas_base(obj->base);
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s2 = stralloc_printf(" %s ",
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obj->u.meas.type < 3 ? obj->u.meas.inverted ? "<-" : "->" :
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obj->u.meas.inverted ? "<<" : ">>");
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s3 = print_meas_base(obj->u.meas.high);
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t = stralloc_printf("%s%s%s%s", s, s1, s2, s3);
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free(s);
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free(s1);
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free(s2);
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free(s3);
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s = t;
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if (!obj->u.meas.offset)
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return s;
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s1 = unparse(obj->u.meas.offset);
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t = stralloc_printf("%s %s", s, s1);
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free(s);
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free(s1);
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return t;
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}
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/* ----- print vector ------------------------------------------------------ */
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const char *print_label(struct vec *vec)
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{
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if (!vec->name)
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generate_name(vec);
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return vec->name;
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}
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char *print_vec(const struct vec *vec)
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{
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const char *base;
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char *x, *y, *s;
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base = base_name(vec->base, vec);
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x = unparse(vec->x);
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y = unparse(vec->y);
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if (vec->name)
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s = stralloc_printf("vec %s(%s, %s)", base, x, y);
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else {
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s = stralloc_printf("vec %s(%s, %s)", base, x, y);
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}
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free(x);
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free(y);
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return s;
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}
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/* ----- frames ------------------------------------------------------------ */
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static void dump_frame(FILE *file, struct frame *frame, const char *indent)
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{
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const struct table *table;
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const struct loop *loop;
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struct obj *obj;
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struct order *order;
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const struct order *item;
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char *s;
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const char *s1;
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if (frame->dumped)
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return;
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frame->dumped = 1;
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for (obj = frame->objs; obj; obj = obj->next)
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if (obj->type == ot_frame)
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dump_frame(file, obj->u.frame.ref, "\t");
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if (frame->name)
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fprintf(file, "frame %s {\n", frame->name);
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for (table = frame->tables; table; table = table->next)
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dump_table(file, table, indent);
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for (loop = frame->loops; loop; loop = loop->next)
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dump_loop(file, loop, indent);
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order = order_frame(frame);
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for (item = order; item->vec || item->obj; item++) {
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if (item->obj) {
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s = print_obj(item->obj, item->vec);
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fprintf(file, "%s%s\n", indent, s);
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} else {
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s1 = print_label(item->vec);
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s = print_vec(item->vec);
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fprintf(file, "%s%s: %s\n", indent, s1, s);
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}
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free(s);
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}
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free(order);
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for (obj = frame->objs; obj; obj = obj->next) {
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if (obj->dumped)
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continue;
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s = print_meas(obj);
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fprintf(file, "%s%s\n", indent, s);
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free(s);
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}
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if (frame->name)
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fprintf(file, "}\n\n");
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}
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/* ----- file -------------------------------------------------------------- */
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static void dump_unit(FILE *file)
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{
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switch (curr_unit) {
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case curr_unit_mm:
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fprintf(file, "unit mm\n");
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break;
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case curr_unit_mil:
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fprintf(file, "unit mil\n");
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break;
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case curr_unit_auto:
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fprintf(file, "unit auto\n");
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break;
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default:
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abort();
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}
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}
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int dump(FILE *file)
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{
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struct frame *frame;
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fprintf(file, "/* MACHINE-GENERATED ! */\n\n");
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for (frame = frames; frame; frame = frame->next)
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frame->dumped = 0;
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for (frame = frames; frame; frame = frame->next) {
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if (!frame->name) {
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fprintf(file, "package \"%s\"\n", pkg_name);
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dump_unit(file);
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dump_frame(file, frame, "");
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} else {
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dump_frame(file, frame, "\t");
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}
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}
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fflush(file);
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return !ferror(file);
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}
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