Change in coreboot[master]: util/sconfig: Change chip_queue to be more generic

[Furquan Shaikh (Code Review)]

Furquan Shaikh has uploaded this change for review. ( https://review.coreboot.org/26737

Change subject: util/sconfig: Change chip_queue to be more generic
......................................................................

util/sconfig: Change chip_queue to be more generic

This CL changes chip_queue to be more generic to allow any data to be
added/removed to/from queue.

BUG=b:80081934

Change-Id: I4c094e5bb53cb1f8e6aebba2df0df7a2bb05f3ef
Signed-off-by: Furquan Shaikh 
---
M util/sconfig/main.c
M util/sconfig/sconfig.h
M util/sconfig/sconfig.tab.c_shipped
M util/sconfig/sconfig.y
4 files changed, 22 insertions(+), 22 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/37/26737/1

diff --git a/util/sconfig/main.c b/util/sconfig/main.c
index 41e850c..0659ecd 100644
--- a/util/sconfig/main.c
+++ b/util/sconfig/main.c
@@ -53,29 +53,29 @@
    .enabled = 1
 };

-static struct chip_queue {
-	struct chip *ptr;
-	struct chip_queue *next;
-	struct chip_queue *prev;
+static struct queue {
+	void *data;
+	struct queue *next;
+	struct queue *prev;
 } *q;

-struct chip_queue *new_chip_queue_entry(struct chip *c)
+struct queue *new_entry(void *data)
 {
-	struct chip_queue *e = malloc(sizeof(*e));
+	struct queue *e = malloc(sizeof(*e));

if (!e) {
    	fprintf(stderr, "%s: malloc failure!\n", __func__);
    	exit(1);
    }

-	e->ptr = c;
+	e->data = data;
    e->next = e->prev = e;
    return e;
 }

-void push_chip(struct chip *c)
+void enqueue(void *data)
 {
-	struct chip_queue *tmp = new_chip_queue_entry(c);
+	struct queue *tmp = new_entry(data);

if (!q) {
    	q = tmp;
@@ -88,10 +88,10 @@
    tmp->next = q;
 }

-struct chip *pop_chip(void)
+void *dequeue(void)
 {
-	struct chip_queue *tmp = q->prev;
-	struct chip *c;
+	struct queue *tmp = q->prev;
+	void *data;

if (tmp == q)
    	q = NULL;
@@ -100,10 +100,10 @@
    	q->prev = tmp->prev;
    }

-	c = tmp->ptr;
+	data = tmp->data;
    free(tmp);

-	return c;
+	return data;
 }

static struct device *new_dev(struct device *parent)
diff --git a/util/sconfig/sconfig.h b/util/sconfig/sconfig.h
index 49e22ad..b9df91e 100644
--- a/util/sconfig/sconfig.h
+++ b/util/sconfig/sconfig.h
@@ -122,5 +122,5 @@

void yyrestart(FILE *input_file);

-void push_chip(struct chip *chip);
-struct chip *pop_chip(void);
+void enqueue(void *data);
+void *dequeue(void);
diff --git a/util/sconfig/sconfig.tab.c_shipped b/util/sconfig/sconfig.tab.c_shipped
index e001b31..17bb31f 100644
--- a/util/sconfig/sconfig.tab.c_shipped
+++ b/util/sconfig/sconfig.tab.c_shipped
@@ -86,7 +86,7 @@
 void yyerror(const char *s);

static struct device *cur_parent;
- static struct chip *cur_chip;
+static struct chip *cur_chip;

@@ -1301,7 +1301,7 @@

{
    (yyval.chip) = new_chip((yyvsp[0].string));
-	push_chip(cur_chip);
+	enqueue(cur_chip);
    cur_chip = (yyval.chip);
 }

@@ -1310,7 +1310,7 @@
   case 15:

{
-	cur_chip = pop_chip();
+	cur_chip = dequeue();
 }

break;
diff --git a/util/sconfig/sconfig.y b/util/sconfig/sconfig.y
index 67cc6d3..01ce92d 100755
--- a/util/sconfig/sconfig.y
+++ b/util/sconfig/sconfig.y
@@ -21,7 +21,7 @@
 void yyerror(const char *s);

static struct device *cur_parent;
- static struct chip *cur_chip;
+static struct chip *cur_chip;

%}
 %union {
@@ -41,11 +41,11 @@

chip: CHIP STRING /* == path */ {
    $<chip>$ = new_chip($<string>2);
-	push_chip(cur_chip);
+	enqueue(cur_chip);
    cur_chip = $<chip>$;
 }
    chipchildren END {
-	cur_chip = pop_chip();
+	cur_chip = dequeue();
 };

device: DEVICE BUS NUMBER /* == devnum */ BOOL {