trim space

src/main.cpp

@@ -254,26 +254,32 @@ int main(int argc, char* argv[]) {
     exit(0);
 }
 
+void trimTrailingWhitespace(std::string& str) {
+    str.erase(std::find_if(str.rbegin(), str.rend(), [](unsigned char ch) {
+        return !std::isspace(ch);
+    }).base(), str.end());
+}
+
 int compareFiles(const std::string& path1, const std::string& path2) {
     std::ifstream file1(path1);
     std::ifstream file2(path2);
 
-    string s("cmping ");
-    LOG(s+path1+" "+path2)
-
     if (!file1.is_open()) {
         std::cerr << "cannot open the file at: " << path1 << std::endl;
-        exit(1);
+        exit(-1);
     }
     if (!file2.is_open()) {
         std::cerr << "cannot open the file at: " << path2 << std::endl;
-        exit(1);
+        exit(-1);
     }
 
     std::string line1, line2;
     int lineNumber = 1;
 
     while (std::getline(file1, line1) && std::getline(file2, line2)) {
+        trimTrailingWhitespace(line1);
+        trimTrailingWhitespace(line2);
+
         if (line1 != line2) {
             return lineNumber;  // 返回第一个不同的行号
         }
@@ -287,7 +293,6 @@ int compareFiles(const std::string& path1, const std::string& path2) {
 
     return 0;  // 文件内容完全一致
 }
-
 string getProtectPath(const std::filesystem::path &p){
     return "\""+p.string()+"\"";
 }