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authoralbeu <albeu@b3059339-0415-0410-9bf9-f77b7e298cf2>2002-11-12 01:56:42 +0000
committeralbeu <albeu@b3059339-0415-0410-9bf9-f77b7e298cf2>2002-11-12 01:56:42 +0000
commit126725660d4bebbab8570221c5681dc01d98fe86 (patch)
tree3ebdca9acf6fae38bfdba5b4159fbd16177da828 /m_config.c
parent0f622e2d6fe735d727b9d8fd12cea22e03fd954b (diff)
downloadmpv-126725660d4bebbab8570221c5681dc01d98fe86.tar.bz2
mpv-126725660d4bebbab8570221c5681dc01d98fe86.tar.xz
New config system + cleanup of header inter dependency
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@8165 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'm_config.c')
-rw-r--r--m_config.c347
1 files changed, 347 insertions, 0 deletions
diff --git a/m_config.c b/m_config.c
new file mode 100644
index 0000000000..b32d60c699
--- /dev/null
+++ b/m_config.c
@@ -0,0 +1,347 @@
+
+#include "config.h"
+
+#ifdef NEW_CONFIG
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+#ifdef MP_DEBUG
+#include <assert.h>
+#endif
+
+
+#include "m_config.h"
+#include "m_option.h"
+#include "mp_msg.h"
+
+m_config_t*
+m_config_new(void) {
+ m_config_t* config;
+
+ config = (m_config_t*)calloc(1,sizeof(m_config_t));
+ config->lvl = 1; // 0 Is the defaults
+ return config;
+}
+
+void
+m_config_free(m_config_t* config) {
+ m_config_option_t *i = config->opts, *ct;
+ m_config_save_slot_t *sl,*st;
+
+#ifdef MP_DEBUG
+ assert(config != NULL);
+#endif
+
+ while(i) {
+ sl = i->slots;
+ while(sl) {
+ m_option_free(i->opt,sl->data);
+ st = sl->prev;
+ free(sl);
+ sl = st;
+ }
+ if(i->name != i->opt->name)
+ free(i->name);
+ ct = i->next;
+ free(i);
+ ct = i;
+ }
+ free(config);
+}
+
+void
+m_config_push(m_config_t* config) {
+ m_config_option_t *co;
+ m_config_save_slot_t *slot;
+
+#ifdef MP_DEBUG
+ assert(config != NULL);
+ assert(config->lvl > 0);
+#endif
+
+ config->lvl++;
+
+ for(co = config->opts ; co ; co = co->next ) {
+ if(co->opt->type->flags & M_OPT_TYPE_HAS_CHILD)
+ continue;
+ if(co->opt->flags & (M_OPT_GLOBAL|M_OPT_NOSAVE))
+ continue;
+ if((co->opt->flags & M_OPT_OLD) && !co->flags)
+ continue;
+
+ // Update the current status
+ m_option_save(co->opt,co->slots->data,co->opt->p);
+
+ // Allocate a new slot
+ slot = (m_config_save_slot_t*)calloc(1,sizeof(m_config_save_slot_t) + co->opt->type->size);
+ slot->lvl = config->lvl;
+ slot->prev = co->slots;
+ co->slots = slot;
+ m_option_copy(co->opt,co->slots->data,co->slots->prev->data);
+ // Reset our flags
+ co->flags=0;
+ }
+
+ mp_msg(MSGT_CFGPARSER, MSGL_DBG2,"Config pushed level is now %d\n",config->lvl);
+}
+
+void
+m_config_pop(m_config_t* config) {
+ m_config_option_t *co;
+ m_config_save_slot_t *slot;
+
+#ifdef MP_DEBUG
+ assert(config != NULL);
+ assert(config->lvl > 1);
+#endif
+
+ for(co = config->opts ; co ; co = co->next ) {
+ int pop = 0;
+ if(co->opt->type->flags & M_OPT_TYPE_HAS_CHILD)
+ continue;
+ if(co->opt->flags & (M_OPT_GLOBAL|M_OPT_NOSAVE))
+ continue;
+ if(co->slots->lvl > config->lvl)
+ mp_msg(MSGT_CFGPARSER, MSGL_WARN,"Too old save slot found from lvl %d : %d !!!\n",config->lvl,co->slots->lvl);
+
+ while(co->slots->lvl >= config->lvl) {
+ m_option_free(co->opt,co->slots->data);
+ slot = co->slots;
+ co->slots = slot->prev;
+ free(slot);
+ pop++;
+ }
+ if(pop) // We removed some ctx -> set the previous value
+ m_option_set(co->opt,co->opt->p,co->slots->data);
+ }
+
+ config->lvl--;
+ mp_msg(MSGT_CFGPARSER, MSGL_DBG2,"Config poped level=%d\n",config->lvl);
+}
+
+static void
+m_config_add_option(m_config_t *config, m_option_t *arg, char* prefix) {
+ m_config_option_t *co;
+ m_config_save_slot_t* sl;
+
+#ifdef MP_DEBUG
+ assert(config != NULL);
+ assert(config->lvl > 0);
+ assert(arg != NULL);
+#endif
+
+ // Allocate a new entry for this option
+ co = (m_config_option_t*)calloc(1,sizeof(m_config_option_t) + arg->type->size);
+ co->opt = arg;
+
+ // Fill in the full name
+ if(prefix && strlen(prefix) > 0) {
+ int l = strlen(prefix) + 1 + strlen(arg->name) + 1;
+ co->name = (char*) malloc(l);
+ sprintf(co->name,"%s:%s",prefix,arg->name);
+ } else
+ co->name = arg->name;
+
+ // Option with childs -> add them
+ if(arg->type->flags & M_OPT_TYPE_HAS_CHILD) {
+ m_option_t *ol = arg->p;
+ int i;
+ for(i = 0 ; ol[i].name != NULL ; i++)
+ m_config_add_option(config,&ol[i], co->name);
+ } else {
+ // Allocate a slot for the defaults
+ sl = (m_config_save_slot_t*)calloc(1,sizeof(m_config_save_slot_t) + arg->type->size);
+ m_option_save(arg,sl->data,(void**)arg->p);
+ // Hack to avoid too much trouble with dynamicly allocated data :
+ // We always use a dynamic version
+ if((arg->type->flags & M_OPT_TYPE_DYNAMIC) && arg->p && (*(void**)arg->p)) {
+ *(void**)arg->p = NULL;
+ m_option_set(arg,arg->p,sl->data);
+ }
+ sl->lvl = 0;
+ co->slots = (m_config_save_slot_t*)calloc(1,sizeof(m_config_save_slot_t) + arg->type->size);
+ co->slots->prev = sl;
+ co->slots->lvl = config->lvl;
+ m_option_copy(co->opt,co->slots->data,sl->data);
+ }
+ co->next = config->opts;
+ config->opts = co;
+}
+
+int
+m_config_register_options(m_config_t *config, m_option_t *args) {
+ int i;
+
+#ifdef MP_DEBUG
+ assert(config != NULL);
+ assert(config->lvl > 0);
+ assert(args != NULL);
+#endif
+
+ for(i = 0 ; args[i].name != NULL ; i++)
+ m_config_add_option(config,&args[i],NULL);
+
+ return 1;
+}
+
+static m_config_option_t*
+m_config_get_co(m_config_t *config, char* arg) {
+ m_config_option_t *co;
+
+ for(co = config->opts ; co ; co = co->next ) {
+ int l = strlen(co->name) - 1;
+ if((co->opt->type->flags & M_OPT_TYPE_ALLOW_WILDCARD) &&
+ (co->name[l] == '*')) {
+ if(strncasecmp(co->name,arg,l) == 0)
+ return co;
+ } else if(strcasecmp(co->name,arg) == 0)
+ return co;
+ }
+ return NULL;
+}
+
+static int
+m_config_parse_option(m_config_t *config, char* arg, char* param,int set) {
+ m_config_option_t *co;
+ int r = 0;
+
+#ifdef MP_DEBUG
+ assert(config != NULL);
+ assert(config->lvl > 0);
+ assert(arg != NULL);
+#endif
+
+ co = m_config_get_co(config,arg);
+ if(!co)
+ return M_OPT_UNKNOW;
+
+#ifdef MP_DEBUG
+ // This is the only mandatory function
+ assert(co->opt->type->parse);
+#endif
+
+ // Check if this option isn't forbiden in the current mode
+ if((config->mode == M_CONFIG_FILE) && (co->opt->flags & M_OPT_NOCFG)) {
+ mp_msg(MSGT_CFGPARSER, MSGL_ERR,"The %s option can't be used in a config file\n",config->lvl);
+ return M_OPT_INVALID;
+ }
+ if((config->mode == M_COMMAND_LINE) && (co->opt->flags & M_OPT_NOCMD)) {
+ mp_msg(MSGT_CFGPARSER, MSGL_ERR,"The %s option can't be used on the command line\n",config->lvl);
+ return M_OPT_INVALID;
+ }
+
+ // Option with childs are a bit different to parse
+ if(co->opt->type->flags & M_OPT_TYPE_HAS_CHILD) {
+ char** lst = NULL;
+ int i,sr;
+ // Parse the child options
+ r = m_option_parse(co->opt,arg,param,&lst,config->mode);
+ // Set them now
+ for(i = 0 ; lst && lst[2*i] ; i++) {
+ int l = strlen(co->name) + 1 + strlen(lst[2*i]) + 1;
+ if(r >= 0) {
+ // Build the full name
+ char n[l];
+ sprintf(n,"%s:%s",co->name,lst[2*i]);
+ sr = m_config_parse_option(config,n,lst[2*i+1],set);
+ if(sr < 0) r = sr;
+ }
+ free(lst[2*i]);
+ free(lst[2*i+1]);
+ }
+ if(lst) free(lst);
+ } else
+ r = m_option_parse(co->opt,arg,param,set ? co->slots->data : NULL,config->mode);
+
+ // Parsing failed ?
+ if(r < 0)
+ return r;
+ // Set the option
+ if(set) {
+ m_option_set(co->opt,co->opt->p,co->slots->data);
+ co->flags = 1;
+ }
+
+ return r;
+}
+
+int
+m_config_set_option(m_config_t *config, char* arg, char* param) {
+ mp_msg(MSGT_CFGPARSER, MSGL_DBG2,"Setting %s=%s\n",arg,param);
+ return m_config_parse_option(config,arg,param,1);
+}
+
+int
+m_config_check_option(m_config_t *config, char* arg, char* param) {
+ mp_msg(MSGT_CFGPARSER, MSGL_DBG2,"Checking %s=%s\n",arg,param);
+ return m_config_parse_option(config,arg,param,0);
+}
+
+
+m_option_t*
+m_config_get_option(m_config_t *config, char* arg) {
+ m_config_option_t *co;
+
+#ifdef MP_DEBUG
+ assert(config != NULL);
+ assert(config->lvl > 0);
+ assert(arg != NULL);
+#endif
+
+ co = m_config_get_co(config,arg);
+ if(co)
+ return co->opt;
+ else
+ return NULL;
+}
+
+void*
+m_config_get_option_ptr(m_config_t *config, char* arg) {
+ m_option_t* conf;
+
+#ifdef MP_DEBUG
+ assert(config != NULL);
+ assert(arg != NULL);
+#endif
+
+ conf = m_config_get_option(config,arg);
+ if(!conf) return NULL;
+ return conf->p;
+}
+
+void
+m_config_print_option_list(m_config_t *config) {
+ char min[50],max[50];
+ m_config_option_t* co;
+ int count = 0;
+
+ if(!config->opts) return;
+
+ printf("\n Name Type Min Max Global CL Cfg\n\n");
+ for(co = config->opts ; co ; co = co->next) {
+ m_option_t* opt = co->opt;
+ if(opt->type->flags & M_OPT_TYPE_HAS_CHILD) continue;
+ if(opt->flags & M_OPT_MIN)
+ sprintf(min,"%-8.0f",opt->min);
+ else
+ strcpy(min,"No");
+ if(opt->flags & M_OPT_MAX)
+ sprintf(max,"%-8.0f",opt->max);
+ else
+ strcpy(max,"No");
+ printf(" %-20.20s %-15.15s %-10.10s %-10.10s %-3.3s %-3.3s %-3.3s\n",
+ co->name,
+ co->opt->type->name,
+ min,
+ max,
+ opt->flags & CONF_GLOBAL ? "Yes" : "No",
+ opt->flags & CONF_NOCMD ? "No" : "Yes",
+ opt->flags & CONF_NOCFG ? "No" : "Yes");
+ count++;
+ }
+ printf("\nTotal: %d options\n",count);
+}
+
+#endif // NEW_CONFIG