From 7fe60435bce6595a9c58a9bfd8244d74b5320e96 Mon Sep 17 00:00:00 2001
From: Benjamin Franzke <benjaminfranzke@googlemail.com>
Date: Tue, 15 Jan 2013 08:46:13 +0100
Subject: Import DirectFB141_2k11R3_beta5

---
 Source/FusionDale/src/misc/dale_config.c | 377 +++++++++++++++++++++++++++++++
 1 file changed, 377 insertions(+)
 create mode 100755 Source/FusionDale/src/misc/dale_config.c

(limited to 'Source/FusionDale/src/misc/dale_config.c')

diff --git a/Source/FusionDale/src/misc/dale_config.c b/Source/FusionDale/src/misc/dale_config.c
new file mode 100755
index 0000000..96c9e3d
--- /dev/null
+++ b/Source/FusionDale/src/misc/dale_config.c
@@ -0,0 +1,377 @@
+/*
+   (c) Copyright 2006-2007  directfb.org
+
+   All rights reserved.
+
+   Written by Denis Oliver Kropp <dok@directfb.org>.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+*/
+
+#include <config.h>
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <fusiondale.h>
+
+#include <direct/conf.h>
+#include <direct/debug.h>
+#include <direct/mem.h>
+#include <direct/memcpy.h>
+#include <direct/messages.h>
+#include <direct/util.h>
+
+#include <fusion/conf.h>
+
+#include <coma/policy.h>
+
+#include "dale_config.h"
+
+
+FusionDaleConfig *fusiondale_config = NULL;
+
+static const char *config_usage =
+     "FusionDale version " FUSIONDALE_VERSION "\n"
+     "\n"
+     " --fd-help                       Output FusionDale usage information and exit\n"
+     " --fd:<option>[,<option>]...     Pass options to FusionDale (see below)\n"
+     "\n"
+     "FusionDale options:\n"
+     "\n"
+     "  coma-shmpool-size=<kb>         Set the maximum size of the shared memory pool created by\n"
+     "                                 each component manager (once for all EnterComa with same name)\n"
+     "  session=<num>                  Select multi app world (-1 = new)\n"
+     "  remote=<host>[:<session>]      Select remote session to connect to\n"
+     "  [no-]banner                    Show FusionDale banner on startup\n"
+     "\n";
+     
+
+static DirectResult
+parse_args( const char *args )
+{
+     char *buf = alloca( strlen(args) + 1 );
+
+     strcpy( buf, args );
+
+     while (buf && buf[0]) {
+          DirectResult  ret;
+          char         *value;
+          char         *next;
+
+          if ((next = strchr( buf, ',' )) != NULL)
+               *next++ = '\0';
+
+          if (strcmp (buf, "help") == 0) {
+               fprintf( stderr, config_usage );
+               exit(1);
+          }
+
+          if ((value = strchr( buf, '=' )) != NULL)
+               *value++ = '\0';
+
+          ret = fd_config_set( buf, value );
+          switch (ret) {
+               case DR_OK:
+                    break;
+               case DR_UNSUPPORTED:
+                    D_ERROR( "FusionDale/Config: Unknown option '%s'!\n", buf );
+                    break;
+               default:
+                    return ret;
+          }
+
+          buf = next;
+     }
+
+     return DR_OK;
+}
+
+static void 
+config_allocate()
+{
+     if (fusiondale_config)
+          return;
+          
+     fusiondale_config = D_CALLOC( 1, sizeof(FusionDaleConfig) );
+     
+     fusiondale_config->session           = 5;  // FIXME!!!
+
+     fusiondale_config->banner            = true;
+     fusiondale_config->coma_shmpool_size = 16 * 1024 * 1024;
+}
+
+const char*
+fd_config_usage( void )
+{
+     return config_usage;
+}
+
+DirectResult 
+fd_config_set( const char *name, const char *value )
+{
+     if (!strcmp( name, "session" )) {
+          if (value) {
+               int session;
+
+               if (sscanf( value, "%d", &session ) < 1) {
+                    D_ERROR( "FusionDale/Config 'session': "
+                             "Could not parse value!\n");
+                    return DR_INVARG;
+               }
+
+               fusiondale_config->session = session;
+          }
+          else {
+               D_ERROR( "FusionDale/Config 'session': "
+                        "No value specified!\n" );
+               return DR_INVARG;
+          }
+     }
+     else if (strcmp (name, "remote" ) == 0) {
+          if (value) {
+               char host[128];
+               int  session = 0;
+
+               if (sscanf( value, "%127s:%d", host, &session ) < 1) {
+                    D_ERROR("FusionDale/Config 'remote': "
+                            "Could not parse value (format is <host>[:<session>])!\n");
+                    return DR_INVARG;
+               }
+
+               if (fusiondale_config->remote.host)
+                    D_FREE( fusiondale_config->remote.host );
+
+               fusiondale_config->remote.host    = D_STRDUP( host );
+               fusiondale_config->remote.session = session;
+          }
+          else {
+               fusiondale_config->remote.host    = D_STRDUP( "" );
+               fusiondale_config->remote.session = 0;
+          }
+     }
+     else if (!strcmp( name, "coma-shmpool-size" )) {
+          if (value) {
+               int size_kb;
+
+               if (sscanf( value, "%d", &size_kb ) < 1) {
+                    D_ERROR( "FusionDale/Config '%s': Could not parse value!\n", name);
+                    return DR_INVARG;
+               }
+
+               fusiondale_config->coma_shmpool_size = size_kb * 1024;
+          }
+          else {
+               D_ERROR( "FusionDale/Config '%s': No value specified!\n", name );
+               return DR_INVARG;
+          }
+     }
+     else if (!strcmp( name, "banner" )) {
+          fusiondale_config->banner = true;
+     }
+     else if (!strcmp( name, "no-banner" )) {
+          fusiondale_config->banner = false;
+     }
+     else if (strcmp ( name, "force-slave" ) == 0) {
+          fusiondale_config->force_slave = true;
+     }
+     else if (strcmp ( name, "no-force-slave" ) == 0) {
+          fusiondale_config->force_slave = false;
+     }
+     else if (strcmp ( name, "coma-allow" ) == 0) {
+          if (value) {
+               coma_policy_config( value, true );
+          }
+          else {
+               fusiondale_config->coma_policy = true;
+          }
+     }
+     else if (strcmp ( name, "coma-deny" ) == 0) {
+          if (value) {
+               coma_policy_config( value, false );
+          }
+          else {
+               fusiondale_config->coma_policy = false;
+          }
+     } else
+     if (fusion_config_set( name, value ) && direct_config_set( name, value ))
+          return DR_UNSUPPORTED;
+
+     return DR_OK;
+}
+
+static DirectResult 
+fd_config_read( const char *filename )
+{
+     DirectResult  ret = DR_OK;
+     char          line[400];
+     FILE         *f;
+
+     f = fopen( filename, "r" );
+     if (!f) {
+          D_DEBUG( "FusionDale/Config: "
+                   "Unable to open config file `%s'!\n", filename );
+          return DR_IO;
+     } else {
+//          D_INFO( "FusionDale/Config: "
+//                  "Parsing config file '%s'.\n", filename );
+     }
+
+     while (fgets( line, 400, f )) {
+          char *name  = line;
+          char *value = strchr( line, '=' );
+
+          if (value) {
+               *value++ = 0;
+               direct_trim( &value );
+          }
+
+          direct_trim( &name );
+
+          if (!*name || *name == '#')
+               continue;
+
+          ret = fd_config_set( name, value );
+          if (ret) {
+               if (ret == DR_UNSUPPORTED)
+                    D_ERROR( "FusionDale/Config: In config file `%s': "
+                             "Invalid option `%s'!\n", filename, name );
+               break;
+          }
+     }
+
+     fclose( f );
+
+     return ret;
+}
+
+DirectResult 
+fd_config_init( int *argc, char **argv[] )
+{
+     DirectResult  ret;
+     char         *home   = getenv( "HOME" );
+     char         *prog   = NULL;
+     char         *fdargs;
+     
+     if (fusiondale_config)
+          return DR_OK;
+          
+     config_allocate();
+     
+     /* Read system settings. */
+     ret = fd_config_read( SYSCONFDIR"/fusiondalerc" );
+     if (ret  &&  ret != DR_IO)
+          return ret;
+          
+     /* Read user settings. */
+     if (home) {
+          int  len = strlen(home) + sizeof("/.fusiondalerc");
+          char buf[len];
+
+          snprintf( buf, len, "%s/.fusiondalerc", home );
+
+          ret = fd_config_read( buf );
+          if (ret  &&  ret != DR_IO)
+               return ret;
+     }
+     
+     /* Get application name. */
+     if (argc && *argc && argv && *argv) {
+          prog = strrchr( (*argv)[0], '/' );
+
+          if (prog)
+               prog++;
+          else
+               prog = (*argv)[0];
+     }
+
+     /* Read global application settings. */
+     if (prog && prog[0]) {
+          int  len = sizeof(SYSCONFDIR"/fusiondalerc.") + strlen(prog);
+          char buf[len];
+
+          snprintf( buf, len, SYSCONFDIR"/fusiondalerc.%s", prog );
+
+          ret = fd_config_read( buf );
+          if (ret  &&  ret != DR_IO)
+               return ret;
+     }
+     
+     /* Read user application settings. */
+     if (home && prog && prog[0]) {
+          int  len = strlen(home) + sizeof("/.fusiondalerc.") + strlen(prog);
+          char buf[len];
+
+          snprintf( buf, len, "%s/.fusiondalerc.%s", home, prog );
+
+          ret = fd_config_read( buf );
+          if (ret  &&  ret != DR_IO)
+               return ret;
+     }
+     
+     /* Read settings from environment variable. */
+     fdargs = getenv( "FDARGS" );
+     if (fdargs) {
+          ret = parse_args( fdargs );
+          if (ret)
+               return ret;
+     }
+     
+     /* Read settings from command line. */
+     if (argc && argv) {
+          int i;
+          
+          for (i = 1; i < *argc; i++) {
+
+               if (!strcmp( (*argv)[i], "--fd-help" )) {
+                    fprintf( stderr, config_usage );
+                    exit(1);
+               }
+
+               if (!strncmp( (*argv)[i], "--fd:", 5 )) {
+                    ret = parse_args( (*argv)[i] + 5 );
+                    if (ret)
+                         return ret;
+
+                    (*argv)[i] = NULL;
+               }
+          }
+
+          for (i = 1; i < *argc; i++) {
+               int k;
+
+               for (k = i; k < *argc; k++)
+                    if ((*argv)[k] != NULL)
+                         break;
+
+               if (k > i) {
+                    int j;
+
+                    k -= i;
+
+                    for (j = i + k; j < *argc; j++)
+                         (*argv)[j-k] = (*argv)[j];
+
+                    *argc -= k;
+               }
+          }
+     }
+
+     return DR_OK;
+}
+
-- 
cgit