libyui-ncurses
2.44.1
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00001 /* 00002 Copyright (C) 2000-2012 Novell, Inc 00003 This library is free software; you can redistribute it and/or modify 00004 it under the terms of the GNU Lesser General Public License as 00005 published by the Free Software Foundation; either version 2.1 of the 00006 License, or (at your option) version 3.0 of the License. This library 00007 is distributed in the hope that it will be useful, but WITHOUT ANY 00008 WARRANTY; without even the implied warranty of MERCHANTABILITY or 00009 FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 00010 License for more details. You should have received a copy of the GNU 00011 Lesser General Public License along with this library; if not, write 00012 to the Free Software Foundation, Inc., 51 Franklin Street, Fifth 00013 Floor, Boston, MA 02110-1301 USA 00014 */ 00015 00016 00017 /*-/ 00018 00019 File: stdutil.h 00020 00021 Author: Michael Andres <ma@suse.de> 00022 00023 /-*/ 00024 00025 #ifndef stdutil_h 00026 #define stdutil_h 00027 00028 #include <iosfwd> 00029 00030 #include <cstdio> 00031 #include <cstdarg> 00032 00033 #include <string> 00034 #include <vector> 00035 #include <iostream> 00036 00037 00038 namespace stdutil 00039 { 00040 inline std::string vform( const char * format, va_list ap, va_list ap1 ) 00041 { 00042 char * buf = new char[vsnprintf( NULL, 0, format, ap ) + 1]; 00043 vsprintf( buf, format, ap1 ); 00044 std::string val( buf ); 00045 delete [] buf; 00046 return val; 00047 } 00048 00049 inline std::string form( const char * format, ... ) 00050 __attribute__(( format( printf, 1, 2 ) ) ); 00051 00052 inline std::string form( const char * format, ... ) 00053 { 00054 va_list ap; 00055 va_list ap1; 00056 va_start( ap, format ); 00057 va_start( ap1, format ); 00058 std::string val( vform( format, ap, ap1 ) ); 00059 va_end( ap ); 00060 va_end( ap1 ); 00061 return val; 00062 } 00063 00064 inline std::string numstring( char n, int w = 0 ) { return form( "%*hhd", w, n ); } 00065 00066 inline std::string numstring( unsigned char n, int w = 0 ) { return form( "%*hhu", w, n ); } 00067 00068 inline std::string numstring( int n, int w = 0 ) { return form( "%*d", w, n ); } 00069 00070 inline std::string numstring( unsigned n, int w = 0 ) { return form( "%*u", w, n ); } 00071 00072 inline std::string numstring( long n, int w = 0 ) { return form( "%*ld", w, n ); } 00073 00074 inline std::string numstring( unsigned long n, int w = 0 ) { return form( "%*lu", w, n ); } 00075 00076 inline std::string hexstring( char n, int w = 4 ) { return form( "%#0*hhx", w, n ); } 00077 00078 inline std::string hexstring( unsigned char n, int w = 4 ) { return form( "%#0*hhx", w, n ); } 00079 00080 inline std::string hexstring( int n, int w = 10 ) { return form( "%#0*x", w, n ); } 00081 00082 inline std::string hexstring( unsigned n, int w = 10 ) { return form( "%#0*x", w, n ); } 00083 00084 inline std::string hexstring( long n, int w = 10 ) { return form( "%#0*lx", w, n ); } 00085 00086 inline std::string hexstring( unsigned long n, int w = 10 ) { return form( "%#0*lx", w, n ); } 00087 00088 inline std::string octstring( char n, int w = 4 ) { return form( "%#0*hho", w, n ); } 00089 00090 inline std::string octstring( unsigned char n, int w = 4 ) { return form( "%#0*hho", w, n ); } 00091 00092 inline std::string octstring( int n, int w = 0 ) { return form( "%#*o", w, n ); } 00093 00094 inline std::string octstring( unsigned n, int w = 0 ) { return form( "%#*o", w, n ); } 00095 00096 inline std::string octstring( long n, int w = 0 ) { return form( "%#*lo", w, n ); } 00097 00098 inline std::string octstring( unsigned long n, int w = 0 ) { return form( "%#*lo", w, n ); } 00099 00100 } // namespace stdutil 00101 00102 #endif // stdutil_h