1 files changed, 111 insertions, 0 deletions
diff --git a/libao/src/src/config.c b/libao/src/src/config.c
new file mode 100644
index 0000000..9693730
--- /dev/null
+++ b/libao/src/src/config.c
@@ -0,0 +1,111 @@
+/*
+ *
+ *  config.c
+ *
+ *       Copyright (C) Stan Seibert - July 2000
+ *       Copyright (C) Monty - Mar 2010
+ *
+ *  This file is part of libao, a cross-platform audio output library.  See
+ *  README for a history of this source code.
+ *
+ *  libao 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, or (at your option)
+ *  any later version.
+ *
+ *  libao 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 GNU Make; see the file COPYING.  If not, write to
+ *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ ********************************************************************
+
+ last mod: $Id: config.c 17763 2010-12-17 11:28:29Z xiphmont $
+
+ ********************************************************************/
+
+#include "ao/ao.h"
+#include "ao/ao_private.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <limits.h>
+#include <ctype.h>
+
+#define LINE_LEN 100
+
+static char *trim(char *p){
+  char *t;
+  while(*p && isspace(*p))p++;
+  if(*p){
+    t=p+strlen(p);
+    while(t>p && isspace(*(t-1))){
+      t--;
+      *t='\0';
+    }
+  }
+  return p;
+}
+
+static int ao_read_config_file(ao_config *config, const char *config_file)
+{
+	FILE *fp;
+	char line[LINE_LEN];
+	int end;
+
+	if ( !(fp = fopen(config_file, "r")) )
+		return 0; /* Can't open file */
+
+	while (fgets(line, LINE_LEN, fp)) {
+		/* All options are key=value */
+
+		if (strncmp(line, "default_driver=", 15) == 0) {
+			free(config->default_driver);
+			end = strlen(line);
+			if (line[end-1] == '\n')
+				line[end-1] = 0; /* Remove trailing newline */
+
+			config->default_driver = _strdup(line+15);
+		}else{
+                        /* entries in the config file that don't parse as
+                           directives to AO at large are treated as driver
+                           options */
+                        char *key=trim(line);
+                        if(key && *key){
+                          char *val=strchr(key,'=');
+                          if(val){
+                            *val='\0';
+                            val++;
+                          }
+                          ao_append_global_option(key,val);
+                        }
+                }
+	}
+
+	fclose(fp);
+
+	return 1;
+}
+
+void ao_read_config_files (ao_config *config)
+{
+	char userfile[FILENAME_MAX+1];
+	char *homedir = getenv("HOME");
+
+	/* Read the system-wide config file */
+	ao_read_config_file(config, AO_SYSTEM_CONFIG);
+
+	/* Read the user config file */
+	if ( homedir!=NULL &&
+	     strlen(homedir) <= FILENAME_MAX - strlen(AO_USER_CONFIG) )
+	{
+		strncpy(userfile, homedir, FILENAME_MAX);
+		strcat(userfile, AO_USER_CONFIG);
+		ao_read_config_file(config, userfile);
+	}
+}
+