-/* options.c -- functions for processing command-line options and arguments
- Copyright (C) 2003 Hugo Villeneuve */
-
+/*
+ * options.c -- functions for processing command-line options and arguments
+ *
+ * Copyright (C) 2003 Hugo Villeneuve <hugo@hugovil.com>
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
#if HAVE_CONFIG_H
# include "config.h"
/*******************************************************************************
* Display the help message and exit
******************************************************************************/
-static void
-DisplayUsage( void )
+static void DisplayUsage(void)
{
- printf( "Usage: %s [OPTIONS]...\n", PACKAGE );
- printf( "Email notification for single POP3 or IMAP4 account.\n\n" );
- printf( " -c <config-file> use alternate configuration file\n" );
- printf( " -d Display debugging messages.\n" );
- printf( " -display <host:display> X display name\n" );
- printf( " -geometry +XPOS+YPOS initial window position\n" );
- printf( " -h display this help and exit\n" );
- printf( " -version display version information and exit\n");
- printf( "\n" );
+ printf("Usage: %s [OPTIONS]...\n", PACKAGE);
+ printf("Email notification for single POP3 or IMAP4 account.\n\n");
+ printf(" -c <config-file> ");
+ printf("use alternate configuration file\n");
+ printf(" -d ");
+ printf("Display debugging messages.\n");
+ printf(" -display <host:display> ");
+ printf("X display name\n");
+ printf(" -geometry +XPOS+YPOS ");
+ printf("initial window position\n");
+ printf(" -h ");
+ printf("display this help and exit\n");
+ printf(" -version ");
+ printf("display version information and exit\n");
+ printf("\n");
}
/*******************************************************************************
* Display version information and exit
******************************************************************************/
-static void
-DisplayVersion( void )
+static void DisplayVersion(void)
{
- printf( "\n" );
- printf( " %s, version %s\n", PACKAGE, VERSION );
- printf( " Written by Hugo Villeneuve\n\n" );
+ printf("\n");
+ printf(" %s, version %s\n", PACKAGE, VERSION);
+ printf(" Written by Hugo Villeneuve\n\n");
}
static void
-InvalidOption( const char *message, /*@null@*/ const char *string )
+InvalidOption(const char *message, /*@null@ */ const char *string)
{
- if( string == NULL ) {
- fprintf(stderr, "%s: %s\n", PACKAGE, message );
- }
- else {
- fprintf(stderr, "%s: %s %s\n", PACKAGE, message, string );
- }
+ if (string == NULL)
+ fprintf(stderr, "%s: %s\n", PACKAGE, message);
+ else
+ fprintf(stderr, "%s: %s %s\n", PACKAGE, message, string);
- fprintf(stderr, "Try `%s -h' for more information.\n", PACKAGE );
+ fprintf(stderr, "Try `%s -h' for more information.\n", PACKAGE);
- exit( EXIT_FAILURE );
+ exit(EXIT_FAILURE);
}
/*******************************************************************************
* Initializes the different options passed as arguments on the command line.
******************************************************************************/
-void
-ParseCommandLineOptions( int argc, char *argv[] )
+void ParseCommandLineOptions(int argc, char *argv[])
{
- int i;
- char *token;
- bool config_file_on = FALSE;
- bool display_on = FALSE;
- bool geometry_on = FALSE;
-
- /* Default values. */
- wmnotify_infos.debug = FALSE;
-
- for( i = 1; i < argc; i++ ) {
- token = argv[i];
- switch( token[0] ) {
- case '-':
- /* Processing options names */
- switch( token[1] ) {
- case 'c':
- if( strlen( &token[1] ) == 1 ) {
- config_file_on = TRUE;
- }
- else {
- InvalidOption( "invalid option", token );
- }
- break;
- case 'd':
- if( STREQ( "display", &token[1] ) ) {
- display_on = TRUE;
- }
- else if( strlen( &token[1] ) == 1 ) {
- wmnotify_infos.debug = TRUE;
- }
- break;
- case 'g':
- if( STREQ( "geometry", &token[1] ) ) {
- geometry_on = TRUE;
- }
- else {
- InvalidOption( "invalid option", token );
- }
- break;
- case 'h':
- if( strlen( &token[1] ) == 1 ) {
- DisplayUsage();
- exit( EXIT_SUCCESS );
- }
- InvalidOption( "invalid option", token );
- break;
- case 'v' :
- if( STREQ( "version", &token[1] ) ) {
- DisplayVersion();
- exit( EXIT_SUCCESS );
- }
- else {
- InvalidOption( "invalid option", token );
+ int i;
+ char *token;
+ bool config_file_on = false;
+ bool display_on = false;
+ bool geometry_on = false;
+
+ /* Default values. */
+ wmnotify_infos.debug = false;
+
+ for (i = 1; i < argc; i++) {
+ token = argv[i];
+ switch (token[0]) {
+ case '-':
+ /* Processing options names */
+ switch (token[1]) {
+ case 'c':
+ if (strlen(&token[1]) == 1) {
+ config_file_on = true;
+ } else {
+ InvalidOption("invalid option",
+ token);
+ }
+ break;
+ case 'd':
+ if (STREQ("display", &token[1]))
+ display_on = true;
+ else if (strlen(&token[1]) == 1)
+ wmnotify_infos.debug = true;
+ break;
+ case 'g':
+ if (STREQ("geometry", &token[1]))
+ geometry_on = true;
+ else
+ InvalidOption("invalid option", token);
+ break;
+ case 'h':
+ if (strlen(&token[1]) == 1) {
+ DisplayUsage();
+ exit(EXIT_SUCCESS);
+ }
+ InvalidOption("invalid option", token);
+ break;
+ case 'v':
+ if (STREQ("version", &token[1])) {
+ DisplayVersion();
+ exit(EXIT_SUCCESS);
+ } else {
+ InvalidOption("invalid option", token);
+ }
+ break;
+ default:
+ InvalidOption("invalid option", token);
+ break;
+ } /* end switch( token[1] ) */
+ break;
+ default:
+ /* Processing options arguments */
+ if (config_file_on != false) {
+ wmnotify_infos.optional_config_file =
+ token;
+ /*strcpy( config_file_name, token ); */
+ config_file_on = false;
+ } else if (display_on != false) {
+ display_on = false;
+ wmnotify_infos.display_arg = token;
+ } else if (geometry_on != false) {
+ geometry_on = false;
+ wmnotify_infos.geometry_arg = token;
+ } else {
+ InvalidOption("invalid option", token);
+ }
+ break;
+ } /* end switch( token[0] ) */
+ } /* end for */
+
+ if (config_file_on != false) {
+ InvalidOption("missing configuration file parameter",
+ NULL);
+ } else if (display_on != false) {
+ InvalidOption("missing display parameter", NULL);
+ } else if (geometry_on != false) {
+ InvalidOption("missing geometry parameter", NULL);
}
- break;
- default:
- InvalidOption( "invalid option", token );
- break;
- } /* end switch( token[1] ) */
- break;
- default:
- /* Processing options arguments */
- if( config_file_on != FALSE ) {
- wmnotify_infos.optional_config_file = token;
- /*strcpy( config_file_name, token );*/
- config_file_on = FALSE;
- }
- else if( display_on != FALSE ) {
- display_on = FALSE;
- wmnotify_infos.display_arg = token;
- }
- else if( geometry_on != FALSE ) {
- geometry_on = FALSE;
- wmnotify_infos.geometry_arg = token;
- }
- else {
- InvalidOption( "invalid option", token );
- }
- break;
- } /* end switch( token[0] ) */
- } /* end for */
-
- if( config_file_on != FALSE ) {
- InvalidOption( "missing configuration file parameter", NULL );
- }
- else if( display_on != FALSE ) {
- InvalidOption( "missing display parameter", NULL );
- }
- else if( geometry_on != FALSE ) {
- InvalidOption( "missing geometry parameter", NULL );
- }
}