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#include "handle_dep.h"
#include <string>
#include <sstream>
#include <stdlib.h> // for system()
#include <boost/unordered_set.hpp>
#include <boost/foreach.hpp>
#include <boost/regex.hpp>
#include <boost/filesystem.hpp>
namespace fs = boost::filesystem;
#include "boosty.h"
boost::unordered_set<std::string> dependencies;
const char *make_command = NULL;
void handle_dep(const std::string &filename)
{
fs::path filepath(filename);
if ( boosty::is_absolute( filepath )) {
dependencies.insert(filename);
}
else {
dependencies.insert((fs::current_path() / filepath).string());
}
if (!fs::exists(filepath) && make_command) {
std::stringstream buf;
buf << make_command << " '" << boost::regex_replace(filename, boost::regex("'"), "'\\''") << "'";
system(buf.str().c_str()); // FIXME: Handle error
}
}
bool write_deps(const std::string &filename, const std::string &output_file)
{
FILE *fp = fopen(filename.c_str(), "wt");
if (!fp) {
fprintf(stderr, "Can't open dependencies file `%s' for writing!\n", filename.c_str());
return false;
}
fprintf(fp, "%s:", output_file.c_str());
BOOST_FOREACH(const std::string &str, dependencies) {
fprintf(fp, " \\\n\t%s", str.c_str());
}
fprintf(fp, "\n");
fclose(fp);
return true;
}
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