1*9c5db199SXin Li /*
2*9c5db199SXin Li * Copyright 2007, Intel Corporation
3*9c5db199SXin Li *
4*9c5db199SXin Li * This file is part of PowerTOP
5*9c5db199SXin Li *
6*9c5db199SXin Li * This program file is free software; you can redistribute it and/or modify it
7*9c5db199SXin Li * under the terms of the GNU General Public License as published by the
8*9c5db199SXin Li * Free Software Foundation; version 2 of the License.
9*9c5db199SXin Li *
10*9c5db199SXin Li * This program is distributed in the hope that it will be useful, but WITHOUT
11*9c5db199SXin Li * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12*9c5db199SXin Li * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13*9c5db199SXin Li * for more details.
14*9c5db199SXin Li *
15*9c5db199SXin Li * You should have received a copy of the GNU General Public License
16*9c5db199SXin Li * along with this program in a file named COPYING; if not, write to the
17*9c5db199SXin Li * Free Software Foundation, Inc.,
18*9c5db199SXin Li * 51 Franklin Street, Fifth Floor,
19*9c5db199SXin Li * Boston, MA 02110-1301 USA
20*9c5db199SXin Li *
21*9c5db199SXin Li * Authors:
22*9c5db199SXin Li * Arjan van de Ven <[email protected]>
23*9c5db199SXin Li */
24*9c5db199SXin Li
25*9c5db199SXin Li #include <unistd.h>
26*9c5db199SXin Li #include <stdio.h>
27*9c5db199SXin Li #include <stdlib.h>
28*9c5db199SXin Li #include <string.h>
29*9c5db199SXin Li #include <stdint.h>
30*9c5db199SXin Li #include <sys/types.h>
31*9c5db199SXin Li #include <dirent.h>
32*9c5db199SXin Li
33*9c5db199SXin Li #include "powertop.h"
34*9c5db199SXin Li
35*9c5db199SXin Li
36*9c5db199SXin Li
37*9c5db199SXin Li char suggestion_key;
38*9c5db199SXin Li suggestion_func *suggestion_activate;
39*9c5db199SXin Li
40*9c5db199SXin Li struct suggestion;
41*9c5db199SXin Li
42*9c5db199SXin Li struct suggestion {
43*9c5db199SXin Li struct suggestion *next;
44*9c5db199SXin Li
45*9c5db199SXin Li char *string;
46*9c5db199SXin Li int weight;
47*9c5db199SXin Li
48*9c5db199SXin Li char key;
49*9c5db199SXin Li char *keystring;
50*9c5db199SXin Li
51*9c5db199SXin Li suggestion_func *func;
52*9c5db199SXin Li };
53*9c5db199SXin Li
54*9c5db199SXin Li
55*9c5db199SXin Li static struct suggestion *suggestions;
56*9c5db199SXin Li static int total_weight;
57*9c5db199SXin Li
58*9c5db199SXin Li static char previous[1024];
59*9c5db199SXin Li
60*9c5db199SXin Li
reset_suggestions(void)61*9c5db199SXin Li void reset_suggestions(void)
62*9c5db199SXin Li {
63*9c5db199SXin Li struct suggestion *ptr;
64*9c5db199SXin Li ptr = suggestions;
65*9c5db199SXin Li while (ptr) {
66*9c5db199SXin Li struct suggestion *next;
67*9c5db199SXin Li next = ptr->next;
68*9c5db199SXin Li free(ptr->string);
69*9c5db199SXin Li free(ptr->keystring);
70*9c5db199SXin Li free(ptr);
71*9c5db199SXin Li ptr = next;
72*9c5db199SXin Li }
73*9c5db199SXin Li suggestions = NULL;
74*9c5db199SXin Li strcpy(status_bar_slots[8],"");
75*9c5db199SXin Li suggestion_key = 255;
76*9c5db199SXin Li suggestion_activate = NULL;
77*9c5db199SXin Li total_weight = 0;
78*9c5db199SXin Li }
79*9c5db199SXin Li
add_suggestion(char * text,int weight,char key,char * keystring,suggestion_func * func)80*9c5db199SXin Li void add_suggestion(char *text, int weight, char key, char *keystring, suggestion_func *func)
81*9c5db199SXin Li {
82*9c5db199SXin Li struct suggestion *new;
83*9c5db199SXin Li
84*9c5db199SXin Li if (!text)
85*9c5db199SXin Li return;
86*9c5db199SXin Li
87*9c5db199SXin Li new = malloc(sizeof(struct suggestion));
88*9c5db199SXin Li if (!new)
89*9c5db199SXin Li return;
90*9c5db199SXin Li memset(new, 0, sizeof(struct suggestion));
91*9c5db199SXin Li new->string = strdup(text);
92*9c5db199SXin Li new->weight = weight;
93*9c5db199SXin Li new->key = key;
94*9c5db199SXin Li if (keystring)
95*9c5db199SXin Li new->keystring = strdup(keystring);
96*9c5db199SXin Li new->next = suggestions;
97*9c5db199SXin Li new->func = func;
98*9c5db199SXin Li suggestions = new;
99*9c5db199SXin Li total_weight += weight;
100*9c5db199SXin Li }
101*9c5db199SXin Li
pick_suggestion(void)102*9c5db199SXin Li void pick_suggestion(void)
103*9c5db199SXin Li {
104*9c5db199SXin Li int value, running = 0;
105*9c5db199SXin Li struct suggestion *ptr;
106*9c5db199SXin Li int weight;
107*9c5db199SXin Li
108*9c5db199SXin Li strcpy(status_bar_slots[8],"");
109*9c5db199SXin Li suggestion_key = 255;
110*9c5db199SXin Li suggestion_activate = NULL;
111*9c5db199SXin Li
112*9c5db199SXin Li if (total_weight==0 || suggestions==NULL) {
113*9c5db199SXin Li /* zero suggestions */
114*9c5db199SXin Li show_suggestion("");
115*9c5db199SXin Li return;
116*9c5db199SXin Li }
117*9c5db199SXin Li
118*9c5db199SXin Li weight = total_weight;
119*9c5db199SXin Li if (strlen(previous) && displaytime > 0.0)
120*9c5db199SXin Li weight+=50;
121*9c5db199SXin Li value = rand() % weight;
122*9c5db199SXin Li ptr = suggestions;
123*9c5db199SXin Li while (ptr) {
124*9c5db199SXin Li running += ptr->weight;
125*9c5db199SXin Li if (strcmp(ptr->string, previous)==0 && displaytime > 0.0)
126*9c5db199SXin Li running += 50;
127*9c5db199SXin Li if (running > value) {
128*9c5db199SXin Li if (ptr->keystring)
129*9c5db199SXin Li strncpy(status_bar_slots[8],ptr->keystring, 40);
130*9c5db199SXin Li suggestion_key = ptr->key;
131*9c5db199SXin Li suggestion_activate = ptr->func;
132*9c5db199SXin Li show_suggestion(ptr->string);
133*9c5db199SXin Li if (strcmp(ptr->string, previous)) {
134*9c5db199SXin Li displaytime = 30.0;
135*9c5db199SXin Li strcpy(previous, ptr->string);
136*9c5db199SXin Li }
137*9c5db199SXin Li return;
138*9c5db199SXin Li }
139*9c5db199SXin Li ptr = ptr->next;
140*9c5db199SXin Li }
141*9c5db199SXin Li show_suggestion("");
142*9c5db199SXin Li memset(previous, 0, sizeof(previous));
143*9c5db199SXin Li displaytime = -1.0;
144*9c5db199SXin Li }
145*9c5db199SXin Li
print_all_suggestions(void)146*9c5db199SXin Li void print_all_suggestions(void)
147*9c5db199SXin Li {
148*9c5db199SXin Li struct suggestion *ptr;
149*9c5db199SXin Li
150*9c5db199SXin Li for (ptr = suggestions; ptr; ptr = ptr->next)
151*9c5db199SXin Li printf("\n%s\n", ptr->string);
152*9c5db199SXin Li }
153