Better organized

luprex/syscpp/util.cpp

@@ -0,0 +1,35 @@
+#include <string>
+#include <vector>
+#include <fstream>
+#include "util.hpp"
+
+namespace util {
+
+// Read a file as lines.
+const stringvec read_lines(const std::string &path) {
+    stringvec result;
+    std::ifstream f;
+    f.open(path);
+    if (f) {
+        std::string line;
+        while (std::getline(f, line)) {
+            result.push_back(line);
+        }
+        f.close();
+    }
+    return result;
+}
+
+// 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++) {
+        std::string trimmed = trim(lines[i]);
+        if ((trimmed.size() > 0) && (trimmed[0] != '#')) {
+            result.push_back(trimmed);
+        }
+    }
+    return result;
+}
+
+} // namespace util