top.c: Allow heavier optimization

This makes it possible for the compiler to do better optimizations by
adding "static" to functions which do not need to be exported.

Since some of them (e.g. the compare_*() functions) are called very
often, this may decrease conky's need of resources a bit.

diff --git a/src/top.c b/src/top.c
index 33a0239..075334c 100644 (file)
--- a/src/top.c
+++ b/src/top.c
@@ -400,13 +400,13 @@ inline static void calc_cpu_each(unsigned long long total)
  ******************************************/
 
 /* free a sp_process structure */
-void free_sp(struct sorted_process *sp)
+static void free_sp(struct sorted_process *sp)
 {
        free(sp);
 }
 
 /* create a new sp_process structure */
-struct sorted_process *malloc_sp(struct process *proc)
+static struct sorted_process *malloc_sp(struct process *proc)
 {
        struct sorted_process *sp;
        sp = malloc(sizeof(struct sorted_process));
@@ -417,7 +417,7 @@ struct sorted_process *malloc_sp(struct process *proc)
 }
 
 /* cpu comparison function for insert_sp_element */
-int compare_cpu(struct process *a, struct process *b)
+static int compare_cpu(struct process *a, struct process *b)
 {
        if (a->amount < b->amount) {
                return 1;
@@ -429,7 +429,7 @@ int compare_cpu(struct process *a, struct process *b)
 }
 
 /* mem comparison function for insert_sp_element */
-int compare_mem(struct process *a, struct process *b)
+static int compare_mem(struct process *a, struct process *b)
 {
        if (a->totalmem < b->totalmem) {
                return 1;
@@ -441,14 +441,14 @@ int compare_mem(struct process *a, struct process *b)
 }
 
 /* CPU time comparision function for insert_sp_element */
-int compare_time(struct process *a, struct process *b)
+static int compare_time(struct process *a, struct process *b)
 {
        return b->total_cpu_time - a->total_cpu_time;
 }
 
 /* insert this process into the list in a sorted fashion,
  * or destroy it if it doesn't fit on the list */
-int insert_sp_element(struct sorted_process *sp_cur,
+static int insert_sp_element(struct sorted_process *sp_cur,
                struct sorted_process **p_sp_head, struct sorted_process **p_sp_tail,
                int max_elements, int compare_funct(struct process *, struct process *))
 {
@@ -504,7 +504,7 @@ int insert_sp_element(struct sorted_process *sp_cur,
 }
 
 /* copy the procs in the sorted list to the array, and destroy the list */
-void sp_acopy(struct sorted_process *sp_head, struct process **ar, int max_size)
+static void sp_acopy(struct sorted_process *sp_head, struct process **ar, int max_size)
 {
        struct sorted_process *sp_cur, *sp_tmp;
        int x;