Mercurial > projects > dwt2
view base/src/java/nonstandard/SharedLib.d @ 46:17310ba3c1bc
Moved all load lib functionality into own module
author | Frank Benoit <benoit@tionex.de> |
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date | Fri, 27 Mar 2009 11:10:45 +0100 |
parents | |
children | 65761bc28ab2 |
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module java.nonstandard.SharedLib; import java.lang.all; struct Symbol { String name; void** symbol; } struct SymbolVersioned2 { String name; void** symbol; int major; int minor; } struct SharedLib { static void loadLibSymbols( SymbolVersioned2[] symbols, String libname, int major, int minor ){ version(Tango){ if (auto lib = tango.sys.SharedLib.SharedLib.load(libname)) { foreach( inout s; symbols ){ if( s.major < major ) continue; if( s.major == major && s.minor > minor ) continue; *s.symbol = lib.getSymbol( s.name.ptr ); if( s.symbol is null ){ getDwtLogger.error( __FILE__, __LINE__, "{}: Symbol '{}' not found", libname, s.name ); } } } else { getDwtLogger.error( __FILE__, __LINE__, "Could not load the library {}", libname ); } } else { // Phobos implMissing( __FILE__, __LINE__ ); } } static void loadLibSymbols( Symbol[] symbols, String libname ){ version(Tango){ if (auto lib = tango.sys.SharedLib.SharedLib.load(libname)) { foreach( inout s; symbols ){ *s.symbol = lib.getSymbol( s.name.ptr ); if( s.symbol is null ){ getDwtLogger.error( __FILE__, __LINE__, "{}: Symbol '{}' not found", libname, s.name ); } } } else { getDwtLogger.error( __FILE__, __LINE__, "Could not load the library {}", libname ); } } else { // Phobos implMissing( __FILE__, __LINE__ ); } } static bool tryUseSymbol( String symbolname, String libname, void delegate( void*) dg ){ bool result = false; version(Tango){ if (auto lib = tango.sys.SharedLib.SharedLib.load( libname ) ) { void* ptr = lib.getSymbol(symbolname); if (ptr !is null){ dg(ptr); result = true; } lib.unload(); } } else { // Phobos implMissing( __FILE__, __LINE__ ); } return result; } }