mirror of
https://github.com/mpv-player/mpv
synced 2024-09-05 02:48:21 +02:00
![arpi](/assets/img/avatar_default.png)
noticed by Colin Leroy <colin@colino.net> git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@9223 b3059339-0415-0410-9bf9-f77b7e298cf2
367 lines
9.0 KiB
C
367 lines
9.0 KiB
C
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#include "config.h"
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#ifdef NEW_CONFIG
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#include <stdlib.h>
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#include <stdio.h>
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#include <errno.h>
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#include <string.h>
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#ifdef MP_DEBUG
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#include <assert.h>
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#endif
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#include "m_config.h"
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#include "m_option.h"
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#include "mp_msg.h"
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m_config_t*
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m_config_new(void) {
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m_config_t* config;
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config = (m_config_t*)calloc(1,sizeof(m_config_t));
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config->lvl = 1; // 0 Is the defaults
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return config;
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}
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void
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m_config_free(m_config_t* config) {
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m_config_option_t *i = config->opts, *ct;
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m_config_save_slot_t *sl,*st;
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#ifdef MP_DEBUG
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assert(config != NULL);
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#endif
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while(i) {
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sl = i->slots;
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while(sl) {
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m_option_free(i->opt,sl->data);
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st = sl->prev;
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free(sl);
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sl = st;
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}
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if(i->name != i->opt->name)
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free(i->name);
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ct = i->next;
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free(i);
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ct = i;
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}
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free(config);
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}
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void
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m_config_push(m_config_t* config) {
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m_config_option_t *co;
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m_config_save_slot_t *slot;
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#ifdef MP_DEBUG
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assert(config != NULL);
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assert(config->lvl > 0);
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#endif
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config->lvl++;
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for(co = config->opts ; co ; co = co->next ) {
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if(co->opt->type->flags & M_OPT_TYPE_HAS_CHILD)
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continue;
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if(co->opt->flags & (M_OPT_GLOBAL|M_OPT_NOSAVE))
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continue;
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if((co->opt->flags & M_OPT_OLD) && !co->flags)
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continue;
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// Update the current status
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m_option_save(co->opt,co->slots->data,co->opt->p);
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// Allocate a new slot
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slot = (m_config_save_slot_t*)calloc(1,sizeof(m_config_save_slot_t) + co->opt->type->size);
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slot->lvl = config->lvl;
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slot->prev = co->slots;
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co->slots = slot;
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m_option_copy(co->opt,co->slots->data,co->slots->prev->data);
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// Reset our flags
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co->flags=0;
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}
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mp_msg(MSGT_CFGPARSER, MSGL_DBG2,"Config pushed level is now %d\n",config->lvl);
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}
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void
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m_config_pop(m_config_t* config) {
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m_config_option_t *co;
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m_config_save_slot_t *slot;
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#ifdef MP_DEBUG
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assert(config != NULL);
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assert(config->lvl > 1);
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#endif
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for(co = config->opts ; co ; co = co->next ) {
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int pop = 0;
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if(co->opt->type->flags & M_OPT_TYPE_HAS_CHILD)
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continue;
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if(co->opt->flags & (M_OPT_GLOBAL|M_OPT_NOSAVE))
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continue;
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if(co->slots->lvl > config->lvl)
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mp_msg(MSGT_CFGPARSER, MSGL_WARN,"Too old save slot found from lvl %d : %d !!!\n",config->lvl,co->slots->lvl);
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while(co->slots->lvl >= config->lvl) {
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m_option_free(co->opt,co->slots->data);
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slot = co->slots;
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co->slots = slot->prev;
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free(slot);
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pop++;
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}
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if(pop) // We removed some ctx -> set the previous value
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m_option_set(co->opt,co->opt->p,co->slots->data);
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}
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config->lvl--;
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mp_msg(MSGT_CFGPARSER, MSGL_DBG2,"Config poped level=%d\n",config->lvl);
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}
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static void
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m_config_add_option(m_config_t *config, m_option_t *arg, char* prefix) {
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m_config_option_t *co;
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m_config_save_slot_t* sl;
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#ifdef MP_DEBUG
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assert(config != NULL);
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assert(config->lvl > 0);
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assert(arg != NULL);
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#endif
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// Allocate a new entry for this option
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co = (m_config_option_t*)calloc(1,sizeof(m_config_option_t) + arg->type->size);
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co->opt = arg;
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// Fill in the full name
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if(prefix && strlen(prefix) > 0) {
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int l = strlen(prefix) + 1 + strlen(arg->name) + 1;
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co->name = (char*) malloc(l);
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sprintf(co->name,"%s:%s",prefix,arg->name);
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} else
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co->name = arg->name;
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// Option with childs -> add them
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if(arg->type->flags & M_OPT_TYPE_HAS_CHILD) {
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m_option_t *ol = arg->p;
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int i;
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for(i = 0 ; ol[i].name != NULL ; i++)
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m_config_add_option(config,&ol[i], co->name);
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} else {
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// Allocate a slot for the defaults
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sl = (m_config_save_slot_t*)calloc(1,sizeof(m_config_save_slot_t) + arg->type->size);
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m_option_save(arg,sl->data,(void**)arg->p);
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// Hack to avoid too much trouble with dynamicly allocated data :
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// We always use a dynamic version
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if((arg->type->flags & M_OPT_TYPE_DYNAMIC) && arg->p && (*(void**)arg->p)) {
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*(void**)arg->p = NULL;
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m_option_set(arg,arg->p,sl->data);
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}
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sl->lvl = 0;
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co->slots = (m_config_save_slot_t*)calloc(1,sizeof(m_config_save_slot_t) + arg->type->size);
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co->slots->prev = sl;
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co->slots->lvl = config->lvl;
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m_option_copy(co->opt,co->slots->data,sl->data);
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}
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co->next = config->opts;
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config->opts = co;
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}
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int
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m_config_register_options(m_config_t *config, m_option_t *args) {
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int i;
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#ifdef MP_DEBUG
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assert(config != NULL);
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assert(config->lvl > 0);
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assert(args != NULL);
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#endif
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for(i = 0 ; args[i].name != NULL ; i++)
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m_config_add_option(config,&args[i],NULL);
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return 1;
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}
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static m_config_option_t*
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m_config_get_co(m_config_t *config, char* arg) {
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m_config_option_t *co;
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for(co = config->opts ; co ; co = co->next ) {
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int l = strlen(co->name) - 1;
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if((co->opt->type->flags & M_OPT_TYPE_ALLOW_WILDCARD) &&
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(co->name[l] == '*')) {
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if(strncasecmp(co->name,arg,l) == 0)
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return co;
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} else if(strcasecmp(co->name,arg) == 0)
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return co;
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}
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return NULL;
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}
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static int
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m_config_parse_option(m_config_t *config, char* arg, char* param,int set) {
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m_config_option_t *co;
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int r = 0;
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#ifdef MP_DEBUG
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assert(config != NULL);
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assert(config->lvl > 0);
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assert(arg != NULL);
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#endif
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co = m_config_get_co(config,arg);
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if(!co){
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// mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Unknown option: %s\n",arg);
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return M_OPT_UNKNOW;
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}
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#ifdef MP_DEBUG
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// This is the only mandatory function
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assert(co->opt->type->parse);
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#endif
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// Check if this option isn't forbiden in the current mode
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if((config->mode == M_CONFIG_FILE) && (co->opt->flags & M_OPT_NOCFG)) {
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mp_msg(MSGT_CFGPARSER, MSGL_ERR,"The %s option can't be used in a config file\n",arg);
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return M_OPT_INVALID;
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}
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if((config->mode == M_COMMAND_LINE) && (co->opt->flags & M_OPT_NOCMD)) {
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mp_msg(MSGT_CFGPARSER, MSGL_ERR,"The %s option can't be used on the command line\n",arg);
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return M_OPT_INVALID;
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}
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// Option with childs are a bit different to parse
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if(co->opt->type->flags & M_OPT_TYPE_HAS_CHILD) {
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char** lst = NULL;
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int i,sr;
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// Parse the child options
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r = m_option_parse(co->opt,arg,param,&lst,config->mode);
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// Set them now
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if(r >= 0)
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for(i = 0 ; lst && lst[2*i] ; i++) {
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int l = strlen(co->name) + 1 + strlen(lst[2*i]) + 1;
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if(r >= 0) {
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// Build the full name
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char n[l];
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sprintf(n,"%s:%s",co->name,lst[2*i]);
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sr = m_config_parse_option(config,n,lst[2*i+1],set);
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if(sr < 0){
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if(sr == M_OPT_UNKNOW){
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mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Error: option '%s' has no suboption '%s'\n",co->name,lst[2*i]);
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r = M_OPT_INVALID;
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} else
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if(sr == M_OPT_MISSING_PARAM){
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mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Error: suboption '%s' of '%s' must have a parameter!\n",lst[2*i],co->name);
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r = M_OPT_INVALID;
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} else
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r = sr;
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}
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}
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free(lst[2*i]);
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free(lst[2*i+1]);
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}
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if(lst) free(lst);
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} else
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r = m_option_parse(co->opt,arg,param,set ? co->slots->data : NULL,config->mode);
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// Parsing failed ?
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if(r < 0)
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return r;
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// Set the option
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if(set) {
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m_option_set(co->opt,co->opt->p,co->slots->data);
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co->flags = 1;
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}
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return r;
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}
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int
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m_config_set_option(m_config_t *config, char* arg, char* param) {
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mp_msg(MSGT_CFGPARSER, MSGL_DBG2,"Setting %s=%s\n",arg,param);
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return m_config_parse_option(config,arg,param,1);
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}
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int
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m_config_check_option(m_config_t *config, char* arg, char* param) {
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int r;
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mp_msg(MSGT_CFGPARSER, MSGL_DBG2,"Checking %s=%s\n",arg,param);
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r=m_config_parse_option(config,arg,param,0);
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if(r==M_OPT_MISSING_PARAM){
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mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Error: option '%s' must have a parameter!\n",arg);
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return M_OPT_INVALID;
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}
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return r;
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}
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m_option_t*
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m_config_get_option(m_config_t *config, char* arg) {
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m_config_option_t *co;
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#ifdef MP_DEBUG
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assert(config != NULL);
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assert(config->lvl > 0);
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assert(arg != NULL);
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#endif
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co = m_config_get_co(config,arg);
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if(co)
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return co->opt;
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else
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return NULL;
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}
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void*
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m_config_get_option_ptr(m_config_t *config, char* arg) {
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m_option_t* conf;
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#ifdef MP_DEBUG
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assert(config != NULL);
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assert(arg != NULL);
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#endif
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conf = m_config_get_option(config,arg);
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if(!conf) return NULL;
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return conf->p;
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}
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void
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m_config_print_option_list(m_config_t *config) {
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char min[50],max[50];
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m_config_option_t* co;
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int count = 0;
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if(!config->opts) return;
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printf("\n Name Type Min Max Global CL Cfg\n\n");
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for(co = config->opts ; co ; co = co->next) {
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m_option_t* opt = co->opt;
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if(opt->type->flags & M_OPT_TYPE_HAS_CHILD) continue;
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if(opt->flags & M_OPT_MIN)
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sprintf(min,"%-8.0f",opt->min);
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else
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strcpy(min,"No");
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if(opt->flags & M_OPT_MAX)
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sprintf(max,"%-8.0f",opt->max);
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else
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strcpy(max,"No");
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printf(" %-20.20s %-15.15s %-10.10s %-10.10s %-3.3s %-3.3s %-3.3s\n",
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co->name,
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co->opt->type->name,
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min,
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max,
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opt->flags & CONF_GLOBAL ? "Yes" : "No",
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opt->flags & CONF_NOCMD ? "No" : "Yes",
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opt->flags & CONF_NOCFG ? "No" : "Yes");
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count++;
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}
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printf("\nTotal: %d options\n",count);
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}
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#endif // NEW_CONFIG
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