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-rw-r--r--lib/miav_config.cc499
1 files changed, 0 insertions, 499 deletions
diff --git a/lib/miav_config.cc b/lib/miav_config.cc
deleted file mode 100644
index 81436cf..0000000
--- a/lib/miav_config.cc
+++ /dev/null
@@ -1,499 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/***************************************************************************
- * miav_config.cc
- *
- * Sat Feb 19 14:13:19 CET 2005
- * Copyright 2005 Bent Bisballe
- * deva@aasimon.org
- ****************************************************************************/
-
-/*
- * This file is part of MIaV.
- *
- * MIaV is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * MIaV is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with MIaV; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- */
-#include <config.h>
-#include "miav_config.h"
-#include "info.h"
-
-MiavConfig::MiavConfig(char *file)
-{
- configs = NULL;
-
- filename = string(file);
-
- // Read config file
- FILE* fp = fopen(file, "r");
-
- if(!fp) {
- if(MIaV::info) MIaV::info->error("Error reading configuration file %s\n", file);
- else fprintf(stderr, "Error reading configuration file %s\n", file);
- return;
- }
- fseek(fp, 0, SEEK_END);
- int fsz = ftell(fp) + 1;
- fseek(fp, 0, SEEK_SET);
-
- char *raw = (char*)calloc(fsz, 1);
- fread(raw, 1, fsz, fp);
-
- fclose(fp);
-
- configs = parse(raw);
-
- free(raw);
-}
-
-MiavConfig::~MiavConfig()
-{
- _cfg *die = NULL;
- _cfg *cfg = configs;
-
- while(cfg) {
- if(die) free(die);
- die = cfg;
- cfg = cfg->next;
- }
- if(die) free(die);
-}
-
-/**
- * Prints a reasonable error message when a parse error occurres.
- */
-void MiavConfig::parseError(char* msg, _cfg* cfg)
-{
- if(MIaV::info) MIaV::info->error("Error parsing file %s at line %d:\n\t%s\n\t%s\n",
- filename.c_str(),
- cfg->line,
- cfg->orig,
- msg);
- else fprintf(stderr, "Error parsing file %s at line %d:\n\t%s\n\t%s\n",
- filename.c_str(),
- cfg->line,
- cfg->orig,
- msg);
-}
-
-_cfg* MiavConfig::readLines(char* raw)
-{
- int line = 1;
-
- _cfg *first = (_cfg*)calloc(1, sizeof(_cfg));
- _cfg *current = first;
- _cfg *next = NULL;
-
- char *nl = strchr(raw, '\n');
-
- while(nl != NULL) {
- int len = nl - raw;
-
- current->line = line;
-
- current->orig = (char*) calloc(len + 1, 1);
- strncpy(current->orig, raw, len);
-
- // Find next newline
- raw = nl+1;
- nl = strchr(raw, '\n');
-
- line++;
-
- // Add _cfg
- if(nl != NULL) {
- next = (_cfg*)calloc(1, sizeof(_cfg));
- current->next = next;
- current = next;
- } else {
- current->next = NULL;
- }
- }
-
- return first;
-}
-
-_cfg* MiavConfig::parseLines(_cfg *cfg)
-{
- if(cfg == NULL) return NULL;
-
- char *l = cfg->left = (char*)calloc(1, strlen(cfg->orig));
- char *r = cfg->right = (char*)calloc(1, strlen(cfg->orig));
-
- char *p = cfg->orig;
-
- // Skip leftmost whitespace
- while(p < cfg->orig + strlen(cfg->orig) && strchr("\t ", *p)) {
- p++;
- }
-
- // Empty line, with whitespaces
- if(p == cfg->orig + strlen(cfg->orig)) {
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
-
- // Parse left side
- while(p < cfg->orig + strlen(cfg->orig) && !strchr("\t ", *p)) {
- if(strchr("#", *p)) {
- if(l != cfg->left) parseError("Incomplete line.", cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
-
- if(strchr("=", *p)) break;
-
- if(strchr("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_", *p)) {
- *l = *p;
- l++;
- } else {
- char buf[256];
- sprintf(buf, "Invalid left hand side character at [%s].", p);
- parseError(buf, cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
-
- p++;
- }
-
- // Skip whitespace
- while(p < cfg->orig + strlen(cfg->orig) && strchr("\t ", *p)) {
- p++;
- }
-
- if(*p != '=') {
- parseError("Expected '='.", cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
- p++; // Get past the '='
-
- // Skip whitespace
- while(p < cfg->orig + strlen(cfg->orig) && strchr("\t ", *p)) {
- p++;
- }
-
- // Parse right hand side
- int instring = 0;
- while(p < cfg->orig + strlen(cfg->orig) && !(strchr("\t ", *p) && instring != 1)) {
- if(*p == '\"') instring++;
- if(instring > 2) {
- parseError("Too many '\"'.", cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
-
- if(instring == 1) {
- // Accept all chars
- *r= *p;
- r++;
- } else {
- // Accept only those chars valid for the data types.
- if(strchr("truefalseyesnoTRUEFALSEYESNO1234567890\",.-", *p)) {
- if(*p == ',') *r= '.';
- *r = *p;
- r++;
- } else if(!strchr("\n", *p)) {
- char buf[256];
- sprintf(buf, "Invalid right hand side character at [%s].", p);
- parseError(buf, cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
- if(*p == '#') break;
- }
-
- p++;
- }
-
- // Skip whitespace
- while(p < cfg->orig + strlen(cfg->orig) && strchr("\t ", *p)) {
- p++;
- }
-
- // Detect if whitespace ocurred inside righthand value.
- if(p != cfg->orig + strlen(cfg->orig)) {
- parseError("Invalid use of whitespace.", cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
-
- // Check for instring (string not ended)
- if(instring == 1) {
- parseError("String not closed.", cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
-
- // Check for empty line
- if(l == cfg->left && r == cfg->right) {
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
-
- // Check for empty left side.
- if(l == cfg->left) {
- parseError("Empty left side.", cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
-
- // Check for empty right side.
- if(r == cfg->right) {
- parseError("Empty right side.", cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return parseLines(next);
- }
-
- cfg->next = parseLines(cfg->next);
- return cfg;
-}
-
-
-_cfg *MiavConfig::createSemantics(_cfg *cfg) {
- if(cfg == NULL) return NULL;
-
- cfg->type = CONFIG_UNKNOWN;
-
- // Boolean - true
- if(strcasecmp(cfg->right, "yes") == 0 ||
- strcasecmp(cfg->right, "true") == 0) {
- cfg->type = CONFIG_BOOL;
- cfg->boolval = true;
- }
-
- // Boolean - false
- if(strcasecmp(cfg->right, "no") == 0 ||
- strcasecmp(cfg->right, "false") == 0) {
- cfg->type = CONFIG_BOOL;
- cfg->boolval = false;
- }
-
- // String
- if(cfg->right[0] == '\"') {
- cfg->type = CONFIG_STRING;
- cfg->right[strlen(cfg->right) - 1] = '\0';
- cfg->stringval = new string(cfg->right + 1);
-
- }
-
- // Number
- bool number = true;
- char *p = cfg->right;
- while(p < cfg->right + strlen(cfg->right)) {
- if(!strchr("01234567890.-", *p)) number = false;
- p++;
- }
-
- // Integer
- if(number && strstr(cfg->right, ".") == NULL ) {
- cfg->type = CONFIG_INT;
- cfg->intval = atoi(cfg->right);
- }
-
- // Float
- if(number && strstr(cfg->right, ".") != NULL) {
- cfg->type = CONFIG_FLOAT;
- cfg->floatval = atof(cfg->right);
- }
-
- if(cfg->type == CONFIG_UNKNOWN) {
- parseError("Unknown type (see 'man miav.conf' for valid right hand sides).", cfg);
- _cfg* next = cfg->next;
- free(cfg->orig);
- free(cfg->left);
- free(cfg->right);
- free(cfg);
- return createSemantics(next);
- }
-
- // Create name
- cfg->name = new string(cfg->left);
-
- cfg->next = createSemantics(cfg->next);
- return cfg;
-}
-
-
-_cfg* MiavConfig::parse(char* raw)
-{
- _cfg *first = readLines(raw);
- first = parseLines(first);
-
- first = createSemantics(first);
-
- /*
- _cfg* cfg = first;
- while(cfg) {
- printf("Node:\n");
- printf("\tLine: [%d]\n", cfg->line);
- printf("\tOrig: [%s]\n", cfg->orig);
- printf("\tLeft: [%s]\n", cfg->left);
- printf("\tRight: [%s]\n", cfg->right);
-
- switch(cfg->type) {
- case CONFIG_INT:
- printf("\tInt value: %d\n", cfg->intval);
- break;
- case CONFIG_BOOL:
- printf("\tBool value: %d\n", cfg->boolval);
- break;
- case CONFIG_FLOAT:
- printf("\tFloat value: %f\n", cfg->floatval);
- break;
- case CONFIG_STRING:
- printf("\tString value: %s\n", cfg->stringval->c_str());
- break;
- case CONFIG_UNKNOWN:
- printf("\tUnknown type: %s\n", cfg->right);
- break;
- }
-
- cfg= cfg->next;
- }
- */
- return first;
-}
-
-int MiavConfig::readInt(char *node)
-{
- _cfg* n = findNode(node);
- if(n) {
- if(n->type == CONFIG_INT) return n->intval;
- parseError("Expected integer.", n);
- }
- return 0;
-}
-
-bool MiavConfig::readBool(char *node)
-{
- _cfg* n = findNode(node);
- if(n) {
- if(n->type == CONFIG_BOOL) return n->boolval;
- if(n->type == CONFIG_INT) return (n->intval != 0);
- parseError("Expected boolean.", n);
- }
- return false;
-}
-
-string *MiavConfig::readString(char *node)
-{
- _cfg* n = findNode(node);
- if(n) {
- if(n->type == CONFIG_STRING) return n->stringval;
- parseError("Expected string.", n);
- }
- return &emptyString;
-}
-
-float MiavConfig::readFloat(char *node)
-{
- _cfg* n = findNode(node);
- if(n) {
- if(n->type == CONFIG_FLOAT) return n->floatval;
- if(n->type == CONFIG_INT) return (float)n->intval;
- parseError("Expected float.", n);
- }
- return 0.0f;
-}
-
-_cfg *MiavConfig::findNode(char* node)
-{
- _cfg *cfg = configs;
-
- while(cfg) {
- if(!strcmp(node, cfg->name->c_str())) return cfg;
- cfg = cfg->next;
- }
- if(MIaV::info) MIaV::info->error("Missing line in configuration file: \"%s\"!\n", node);
- else fprintf(stderr, "Missing line in configuration file: \"%s\"!\n", node);
-
- return NULL;
-}
-
-// For the global config object.
-void MIaV::initConfig(MiavConfig *c)
-{
- config = c;
-}
-
-MiavConfig *MIaV::config = NULL;
-
-
-#ifdef __TEST_MIAV_CONFIG
-
-int main(int argc, char *argv[]) {
- if(argc < 2) {
- fprintf(stderr, "usage:\n\tmiav_config [filename]\n");
- return 1;
- }
-
- MiavConfig cfg(argv[1]);
- printf("Server user: [%s]\n", cfg.readString("server_user")->c_str());
- printf("Resolution: [%f]\n", cfg.readFloat("screensize"));
- printf("Resolution (as int): [%d]\n", cfg.readInt("screensize"));
- printf("Width: [%d]\n", cfg.readInt("pixel_width"));
- printf("Width (as float): [%f]\n", cfg.readFloat("pixel_width"));
- printf("Frame quality: [%d]\n", cfg.readInt("frame_quality"));
- printf("Skip frames: [%d]\n", cfg.readBool("player_skip_frames"));
- printf("Skip frames (as int): [%d]\n", cfg.readInt("player_skip_frames"));
- printf("Frame quality (as bool): [%d]\n", cfg.readBool("frame_quality"));
-
-}
-
-#endif/* __TEST_MIAV_CONFIG*/
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