Changed calling conventions again

luprex/syscpp/util.cpp

@@ -2,6 +2,12 @@
 #include <vector>
 #include <fstream>
 #include "util.hpp"
+#include <sys/types.h>
+#include <sys/stat.h>
+#ifndef WIN32
+#include <unistd.h>
+#define stat _stat
+#endif
 
 namespace util {
 
@@ -20,10 +26,30 @@ const stringvec read_lines(const std::string &path) {
     return result;
 }
 
+// Get a string encoding the modification time and size of the file.
+std::string get_file_fingerprint(const std::string &fn) {
+    struct stat result;
+    if(stat(fn.c_str(), &result)==0)
+    {
+        std::stringstream ss;
+        ss << result.st_mtime;
+        return ss.str();
+    }
+    return "";
+}
+
+std::string get_file_contents(const std::string &fn) {
+    std::ifstream fs(fn);
+    std::stringstream buffer;
+    buffer << fs.rdbuf();
+    return buffer.str();
+}
+
+
 // Strip leading and trailing whitespace and comments.
 const stringvec trim_and_uncomment(const stringvec &lines) {
     stringvec result;
-    for (int i = 0; i < lines.size(); i++) {
+    for (int i = 0; i < int(lines.size()); i++) {
         std::string trimmed = trim(lines[i]);
         if ((trimmed.size() > 0) && (trimmed[0] != '#')) {
             result.push_back(trimmed);