JWS C++ Library
C++ language utility library
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00001 /* 00002 * This work is licensed under a Creative Commons 00003 * Attribution-Noncommercial-Share Alike 3.0 United States License. 00004 * 00005 * http://creativecommons.org/licenses/by-nc-sa/3.0/us/ 00006 * 00007 * You are free: 00008 * 00009 * to Share - to copy, distribute, display, and perform the work 00010 * to Remix - to make derivative works 00011 * 00012 * Under the following conditions: 00013 * 00014 * Attribution. You must attribute the work in the manner specified by the 00015 * author or licensor (but not in any way that suggests that they endorse you 00016 * or your use of the work). 00017 * 00018 * Noncommercial. You may not use this work for commercial purposes. 00019 * 00020 * Share Alike. If you alter, transform, or build upon this work, you may 00021 * distribute the resulting work only under the same or similar license to 00022 * this one. 00023 * 00024 * For any reuse or distribution, you must make clear to others the license 00025 * terms of this work. The best way to do this is by including this header. 00026 * 00027 * Any of the above conditions can be waived if you get permission from the 00028 * copyright holder. 00029 * 00030 * Apart from the remix rights granted under this license, nothing in this 00031 * license impairs or restricts the author's moral rights. 00032 */ 00033 00034 00046 #include <jwsc++/config.h> 00047 00048 #include <iostream> 00049 #include <sstream> 00050 #include <fstream> 00051 00052 #include <jwsc++/base/exception.h> 00053 #include <jwsc++/base/writeable.h> 00054 00055 #ifdef JWSCXX_HAVE_DMALLOC 00056 #include <dmalloc.h> 00057 #endif 00058 00059 00060 using namespace jwscxx::base; 00061 00062 00068 void Writeable::write(const char* fname) const throw (jwscxx::base::IO_error) 00069 { 00070 std::ofstream out; 00071 std::ostringstream ost; 00072 00073 out.open(fname); 00074 if (out.fail()) 00075 { 00076 ost << fname << ": Could not open file"; 00077 throw IO_error(ost.str()); 00078 } 00079 00080 try 00081 { 00082 write(out); 00083 } 00084 catch (IO_error e) 00085 { 00086 ost << fname << ": " << e.get_msg(); 00087 throw IO_error(ost.str()); 00088 } 00089 00090 out.close(); 00091 if (out.fail()) 00092 { 00093 ost << fname << ": Could not close file"; 00094 throw IO_error(ost.str()); 00095 } 00096 }