1 files changed, 66 insertions, 0 deletions
diff --git a/lib/exception.cc b/lib/exception.cc
new file mode 100644
index 0000000..65302bf
--- a/dev/null
+++ b/lib/exception.cc
@@ -0,0 +1,66 @@
+#include <string.h>
+#include <errno.h>
+#include "konforka/exception.h"
+
+namespace konforka {
+
+    /*
+     * code_point
+     */
+
+    code_point::code_point(const string& w)
+	: where(w), line(-1) { }
+    code_point::code_point(const string& fi,const string& fu,int l)
+	: file(fi), function(fu), line(l) {
+	    make_where();
+	}
+
+    const char *code_point::c_str() const throw() {
+	return where.c_str();
+    }
+
+    void code_point::make_where() {
+	static char tmp[8];
+	snprintf(tmp,sizeof(tmp),"%d",line);
+	where = file + ":" + tmp + " [" + function + "]";
+    }
+    
+    /*
+     * exception
+     */
+
+    exception::exception(const string& whe,const string& wha)
+	: _where(whe), _what(wha) { }
+    exception::exception(const string& fi,const string& fu,int l,const string& w)
+	: _where(fi,fu,l), _what(w) { }
+    exception::~exception() throw() { }
+
+    const char *exception::where() const throw() {
+	return _where.c_str();
+    }
+    const char *exception::what() const throw() {
+	return _what.c_str();
+    }
+
+    void exception::see(const string& w) {
+	_seen.push_back(code_point(w));
+    }
+    void exception::see(const string& fi,const string& fu,int l) {
+	_seen.push_back(code_point(fi,fu,l));
+    }
+
+    /*
+     * system_error
+     */
+
+    system_error::system_error(const string& whe,const string& wha)
+	: _errno(errno), exception(whe,wha) { }
+    system_error::system_error(const string& fi,const string& fu,int l,const string& w)
+	: _errno(errno), exception(fi,fu,l,w) { }
+    system_error::~system_error() throw() { }
+
+    const char *system_error::why() const throw() {
+	return strerror(errno); // TODO: strerror_r
+    }
+
+}