fixed #14208 - read custom manual URL from cppcheck.cfg [skip ci]

Author: firewave

cli/cmdlineparser.cpp

@@ -1703,11 +1703,6 @@ CmdLineParser::Result CmdLineParser::parseFromArgs(int argc, const char* const a
 
 void CmdLineParser::printHelp(bool premium) const
 {
-    // TODO: fetch URL from config like product name?
-    const std::string manualUrl(premium ?
-                                "https://files.cppchecksolutions.com/manual.pdf" :
-                                "https://cppcheck.sourceforge.io/manual.pdf");
-
     std::ostringstream oss;
     // TODO: display product name
     oss << "Cppcheck - A tool for static C/C++ code analysis\n"
@@ -2078,7 +2073,7 @@ void CmdLineParser::printHelp(bool premium) const
         "  cppcheck -I inc1/ -I inc2/ f.cpp\n"
         "\n"
         "For more information:\n"
-        "    " << manualUrl << "\n"
+        "    " << mSettings.manualUrl << "\n"
         "\n"
         "Many thanks to the 3rd party libraries we use:\n"
         " * tinyxml2 -- loading project/library/ctu files.\n"

lib/settings.cpp

@@ -117,6 +117,15 @@ std::string Settings::loadCppcheckCfg(Settings& settings, Suppressions& suppress
             settings.cppcheckCfgProductName = v.get<std::string>();
         }
     }
+    {
+        const auto it = utils::as_const(obj).find("manualUrl");
+        if (it != obj.cend()) {
+            const auto& v = it->second;
+            if (!v.is<std::string>())
+                return "'manualUrl' is not a string";
+            settings.manualUrl = v.get<std::string>();
+        }
+    }
     {
         const auto it = utils::as_const(obj).find("about");
         if (it != obj.cend()) {

lib/settings.h

@@ -291,6 +291,8 @@ class CPPCHECKLIB WARN_UNUSED Settings {
     int loadAverage{};
 #endif
 
+    std::string manualUrl{"https://cppcheck.sourceforge.io/manual.pdf"};
+
     /** --max-configs value */
     int maxConfigsOption = 0; // "Not Assigned" value