initial importHEADmain

1 files changed, 346 insertions, 0 deletions

diff --git a/src/libparsec/sw_path.cpp b/src/libparsec/sw_path.cpp
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+++ b/src/libparsec/sw_path.cpp
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+/*
+ * PARSEC - Path Processing
+ *
+ * $Author: uberlinuxguy $ - $Date: 2004/09/15 12:25:43 $
+ *
+ * Orginally written by:
+ *   Copyright (c) Markus Hadwiger     <msh@parsec.org>   1997-1999
+ *   Copyright (c) Clemens Beer        <cbx@parsec.org>   1998
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */ 
+#include "config.h"
+
+#ifdef SYSTEM_TARGET_WINDOWS
+
+// C library
+#include <ctype.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef SYSTEM_COMPILER_GCC
+// POSIX headers
+#include <dirent.h>
+#endif
+
+// compilation flags/debug support
+#include "debug.h"
+
+// general definitions
+#include "general.h"
+#include "objstruc.h"
+
+// global externals
+#include "globals.h"
+
+// i/o system calls
+#include "sys_io.h"
+
+// local module header
+#include "sw_path.h"
+
+// proprietary module headers
+#ifdef PARSEC_SERVER
+	#include "con_ext_sv.h"
+#else // !PARSEC_SERVER
+	#include "con_ext.h"
+	#include "e_demo.h"
+#endif // !PARSEC_SERVER
+
+
+
+
+// temporary path string ------------------------------------------------------
+//
+static char path_string[ PATH_MAX + 1 ];
+
+
+// process path read from console/script and create valid system path ---------
+//
+char *SYSs_ProcessPathString( char *path )
+{
+	ASSERT( path != NULL );
+
+	for ( char *scan = path; *scan != 0; scan++ ) {
+
+		// substitute backslashes for slashes
+		if ( *scan == '/' ) {
+			*scan = '\\';
+		}
+	}
+
+	return path;
+}
+
+
+// scan to file name extension in supplied string -----------------------------
+//
+char *SYSs_ScanToExtension( char *fname )
+{
+	ASSERT( fname != NULL );
+
+	char *scan = fname + strlen( fname );
+	while ( ( scan != fname ) && ( *scan != '.' ) )
+		scan--;
+
+	return scan;
+}
+
+
+// strip path (directory names) from file name --------------------------------
+//
+char *SYSs_StripPath( char *fname )
+{
+	ASSERT( fname != NULL );
+
+	char *scan = fname + strlen( fname );
+	while ( ( scan != fname ) && ( *scan != '\\' ) )
+		scan--;
+
+	if ( *scan == '\\' )
+		scan++;
+
+	return scan;
+}
+
+
+// acquire scripts located at specified path ----------------------------------
+//
+int SYSs_AcquireScriptPath( char *path, int comtype, char *prefix )
+{
+	ASSERT( path != NULL );
+	ASSERT( comtype >= 0 );
+//	ASSERT( prefix != NULL );
+
+	// wildcard extension must be supplied
+	ASSERT( strlen( path ) > 4 );
+
+#ifdef SYSTEM_COMPILER_MSVC
+
+	// open script directory
+	struct _finddata_t  c_file;
+	long hFile = _findfirst( path, &c_file );
+
+	if ( hFile != -1L ) {
+
+		int countbase = num_external_commands;
+
+		while ( num_external_commands < MAX_EXTERNAL_COMMANDS ) {
+
+			char *prefixed = c_file.name;
+
+			if ( prefix != NULL ) {
+				strcpy( path_string, prefix );
+				strcat( path_string, "/" );
+				strcat( path_string, c_file.name );
+				prefixed = SYSs_ProcessPathString( path_string );
+			}
+
+			// skip extension
+			int len = strlen( prefixed ) - 4;
+			ASSERT( len >= 0 );
+
+			// release-safe; simply skip file names that are too long
+			if ( ( len >= 0 ) && ( len <= COMMAND_NAME_ALLOC_LEN ) ) {
+
+				// store base name
+				strncpy( external_commands[ num_external_commands ], prefixed, len );
+				external_commands[ num_external_commands ][ len ] = 0;
+
+				// set type and convert to lower-case
+				external_command_types[ num_external_commands ] = comtype;
+				strlwr( external_commands[ num_external_commands ] );
+
+				num_external_commands++;
+			}
+
+			if ( _findnext( hFile, &c_file ) != 0 ) {
+				break;
+			}
+		}
+
+		_findclose( hFile );
+		return ( num_external_commands - countbase );
+	}
+
+#else // SYSTEM_COMPILER_MSVC
+
+	// open script directory
+	DIR *dirp = opendir( path );
+
+	if ( dirp != NULL ) {
+
+		int countbase = num_external_commands;
+		dirent *direntp;
+
+		// read script names up to maximum number
+		while ( ( direntp = readdir( dirp ) ) &&
+				( num_external_commands < MAX_EXTERNAL_COMMANDS ) ) {
+
+			char *prefixed = direntp->d_name;
+
+			if ( prefix != NULL ) {
+				strcpy( path_string, prefix );
+				strcat( path_string, "/" );
+				strcat( path_string, direntp->d_name );
+				prefixed = SYSs_ProcessPathString( path_string );
+			}
+
+			// skip extension
+			int len = strlen( prefixed ) - 4;
+			ASSERT( len >= 0 );
+
+			// release-safe
+			if ( len < 0 )
+				continue;
+
+			// simply skip file names that are too long
+			if ( len > COMMAND_NAME_ALLOC_LEN )
+				continue;
+
+			// store base name
+			strncpy( external_commands[ num_external_commands ], prefixed, len );
+			external_commands[ num_external_commands ][ len ] = 0;
+
+			// set type and convert to lower-case
+			external_command_types[ num_external_commands ] = comtype;
+			strlwr( external_commands[ num_external_commands ] );
+
+			num_external_commands++;
+		}
+
+		closedir( dirp );
+		return ( num_external_commands - countbase );
+	}
+
+#endif // SYSTEM_COMPILER_MSVC
+
+	return 0;
+}
+
+
+// acquire demos located at specified path ------------------------------------
+//
+int SYSs_AcquireDemoPath( char *path, char *prefix )
+{
+	ASSERT( path != NULL );
+//	ASSERT( prefix != NULL );
+
+	// wildcard extension must be supplied
+	ASSERT( strlen( path ) > 4 );
+
+#ifdef PARSEC_CLIENT
+
+#ifdef SYSTEM_COMPILER_MSVC
+
+	// open demo directory
+	struct _finddata_t  c_file;
+	long hFile = _findfirst( path, &c_file );
+
+	if ( hFile != -1L ) {
+
+		int countbase = num_registered_demos;
+
+		while ( num_registered_demos < max_registered_demos ) {
+
+			// skip extension
+			int len = strlen( c_file.name ) - 4;
+			ASSERT( len >= 0 );
+
+			// release-safe
+			if ( len >= 0 ) {
+
+				// store demo name
+				int demoid = num_registered_demos;
+				if ( registered_demo_names[ demoid ] != NULL ) {
+					FREEMEM( registered_demo_names[ demoid ] );
+					registered_demo_names[ demoid ] = NULL;
+				}
+				registered_demo_names[ demoid ] = (char *) ALLOCMEM( len + 1 );
+				if ( registered_demo_names[ demoid ] == NULL )
+					OUTOFMEM( 0 );
+				strncpy( registered_demo_names[ demoid ], c_file.name, len );
+				registered_demo_names[ demoid ][ len ] = 0;
+
+				// convert to lower-case
+				strlwr( registered_demo_names[ demoid ] );
+
+				num_registered_demos++;
+			}
+
+			if ( _findnext( hFile, &c_file ) != 0 ) {
+				break;
+			}
+		}
+
+		_findclose( hFile );
+		return ( num_registered_demos - countbase );
+	}
+
+#else // !SYSTEM_COMPILER_MSVC
+
+	// open demo directory
+	DIR *dirp = opendir( path );
+
+	if ( dirp != NULL ) {
+
+		int countbase = num_registered_demos;
+		dirent *direntp;
+
+		// read demo names up to maximum number
+		while ( ( direntp = readdir( dirp ) ) &&
+				( num_registered_demos < max_registered_demos ) ) {
+
+			// skip extension
+			int len = strlen( direntp->d_name ) - 4;
+			ASSERT( len >= 0 );
+
+			// release-safe
+			if ( len < 0 )
+				continue;
+
+			// store demo name
+			int demoid = num_registered_demos;
+			if ( registered_demo_names[ demoid ] != NULL ) {
+				FREEMEM( registered_demo_names[ demoid ] );
+				registered_demo_names[ demoid ] = NULL;
+			}
+			registered_demo_names[ demoid ] = (char *) ALLOCMEM( len + 1 );
+			if ( registered_demo_names[ demoid ] == NULL )
+				OUTOFMEM( 0 );
+			strncpy( registered_demo_names[ demoid ], direntp->d_name, len );
+			registered_demo_names[ demoid ][ len ] = 0;
+
+			// convert to lower-case
+			strlwr( registered_demo_names[ demoid ] );
+
+			num_registered_demos++;
+		}
+
+		closedir( dirp );
+		return ( num_registered_demos - countbase );
+	}
+
+#endif // !SYSTEM_COMPILER_MSVC
+
+#endif // PARSEC_CLIENT
+
+	return 0;
+}
+
+
+#endif // SYSTEM_TARGET_WINDOWS