json_objectt json(const source_locationt &location)
{
json_objectt result;
if(!location.get_file().empty())
result["file"]=json_stringt(id2string(location.get_file()));
if(!location.get_line().empty())
result["line"]=json_stringt(id2string(location.get_line()));
if(!location.get_column().empty())
result["column"]=json_stringt(id2string(location.get_column()));
if(!location.get_function().empty())
result["function"]=json_stringt(id2string(location.get_function()));
return result;
}
xmlt xml(const source_locationt &location)
{
xmlt result;
result.name="location";
if(!location.get_file().empty())
result.set_attribute("file", id2string(location.get_file()));
if(!location.get_line().empty())
result.set_attribute("line", id2string(location.get_line()));
if(!location.get_column().empty())
result.set_attribute("column", id2string(location.get_column()));
if(!location.get_function().empty())
result.set_attribute("function", id2string(location.get_function()));
return result;
}
void gcc_message_handlert::print(
unsigned level,
const std::string &message,
int sequence_number,
const source_locationt &location)
{
const irep_idt file=location.get_file();
const irep_idt line=location.get_line();
const irep_idt column=location.get_column();
const irep_idt function=location.get_function();
std::string dest;
if(!function.empty())
{
if(!file.empty())
dest+=id2string(file)+":";
if(dest!="")
dest+=' ';
dest+="In function '"+id2string(function)+"':\n";
}
if(!line.empty())
{
if(!file.empty())
dest+=id2string(file)+":";
dest+=id2string(line)+":";
if(column.empty())
dest+="1: ";
else
dest+=id2string(column)+": ";
if(level==message_clientt::M_ERROR)
dest+="error: ";
else if(level==message_clientt::M_WARNING)
dest+="warning: ";
}
dest+=message;
print(level, dest);
}
void document_propertiest::get_code(
const source_locationt &source_location,
std::string &dest)
{
dest="";
const irep_idt &file=source_location.get_file();
const irep_idt &line=source_location.get_line();
if(file=="" || line=="") return;
std::ifstream in(id2string(file));
if(!in)
{
dest+="ERROR: unable to open ";
dest+=id2string(file);
dest+="\n";
return;
}
int line_int=unsafe_string2int(id2string(line));
int line_start=line_int-3,
line_end=line_int+3;
if(line_start<=1) line_start=1;
// skip line_start-1 lines
for(int l=0; l<line_start-1; l++)
{
std::string tmp;
std::getline(in, tmp);
}
// read till line_end
std::list<linet> lines;
for(int l=line_start; l<=line_end && in; l++)
{
lines.push_back(linet());
std::string &line=lines.back().text;
std::getline(in, line);
if(!line.empty() && line[line.size()-1]=='\r')
line.resize(line.size()-1);
lines.back().line_number=l;
}
// remove empty lines at the end and at the beginning
for(std::list<linet>::iterator it=lines.begin();
it!=lines.end();)
{
if(is_empty(it->text))
it=lines.erase(it);
else
break;
}
for(std::list<linet>::iterator it=lines.end();
it!=lines.begin();)
{
it--;
if(is_empty(it->text))
it=lines.erase(it);
else
break;
}
// strip space
strip_space(lines);
// build dest
for(std::list<linet>::iterator it=lines.begin();
it!=lines.end(); it++)
{
std::string line_no=std::to_string(it->line_number);
std::string tmp;
switch(format)
{
case LATEX:
while(line_no.size()<4)
line_no=" "+line_no;
line_no+" ";
tmp+=escape_latex(it->text, true);
if(it->line_number==line_int)
tmp="{\\ttb{}"+tmp+"}";
break;
case HTML:
while(line_no.size()<4)
line_no=" "+line_no;
line_no+" ";
tmp+=escape_html(it->text);
if(it->line_number==line_int)
tmp="<em>"+tmp+"</em>";
break;
}
dest+=tmp+"\n";
}
}