Merge branch 'master' of http://github.com/danmar/cppcheck

cli/cmdlineparser.cpp

@@ -104,20 +104,34 @@ bool CmdLineParser::ParseFromArgs(int argc, const char* const argv[])
         }
 
         // Filter errors
-        else if (strcmp(argv[i], "--exitcode-suppressions") == 0)
+        else if (strncmp(argv[i], "--exitcode-suppressions", 23) == 0)
+        {
+            std::string filename;
+
+            // exitcode-suppressions filename.txt
+            // Deprecated
+            if (strcmp(argv[i], "--exitcode-suppressions") == 0)
             {
                 ++i;
 
-            if (i >= argc)
+                if (i >= argc || strncmp(argv[i], "-", 1) == 0 ||
+                    strncmp(argv[i], "--", 2) == 0)
                 {
-                PrintMessage("cppcheck: No file specified for the --exitcode-suppressions option");
+                    PrintMessage("cppcheck: No filename specified for the --exitcode-suppressions option");
                     return false;
                 }
+                filename = argv[i];
+            }
+            // exitcode-suppressions=filename.txt
+            else
+            {
+                filename = 24 + argv[i];
+            }
 
-            std::ifstream f(argv[i]);
+            std::ifstream f(filename.c_str());
             if (!f.is_open())
             {
-                PrintMessage("cppcheck: Couldn't open the file \"" + std::string(argv[i]) + "\"");
+                PrintMessage("cppcheck: Couldn't open the file \"" + std::string(filename) + "\"");
                 return false;
             }
             const std::string errmsg(_settings->nofail.parseFile(f));
@@ -565,7 +579,7 @@ void CmdLineParser::PrintHelp()
               "                         provided. Note that your operating system can\n"
               "                         modify this value, e.g. 256 can become 0.\n"
               "    --errorlist          Print a list of all error messages in XML format.\n"
-              "    --exitcode-suppressions file\n"
+              "    --exitcode-suppressions=file\n"
               "                         Used when certain messages should be displayed but\n"
               "                         should not cause a non-zero exitcode.\n"
               "    --file-list=file     Specify the files to check in a text file. One Filename per line.\n"

lib/tokenize.cpp

@@ -6231,22 +6231,22 @@ bool Tokenizer::simplifyKnownVariables()
         std::map<unsigned int, std::string> constantValues;
         for (Token *tok = _tokens; tok; tok = tok->next())
         {
-            if (Token::Match(tok, "static| const %type% %var% = %any% ;"))
+            if (Token::Match(tok, "static| const static| %type% %var% = %any% ;"))
             {
                 Token *tok1 = tok;
 
                 // start of statement
                 if (tok != _tokens && !Token::Match(tok->previous(),"[;{}]"))
                     continue;
-                // skip "static"
+                // skip "const" and "static"
-                if (tok->str() == "static")
+                while (tok->str() == "const" || tok->str() == "static")
                     tok = tok->next();
                 // pod type
-                if (!tok->next()->isStandardType())
+                if (!tok->isStandardType())
                     continue;
 
-                const Token * const vartok = tok->tokAt(2);
+                const Token * const vartok = tok->next();
-                const Token * const valuetok = tok->tokAt(4);
+                const Token * const valuetok = tok->tokAt(3);
                 if (valuetok->isNumber() || Token::Match(valuetok, "%str% ;"))
                 {
                     constantValues[vartok->varId()] = valuetok->str();

test/testcmdlineparser.cpp

@@ -65,7 +65,9 @@ private:
         TEST_CASE(errorExitcode);
         TEST_CASE(errorExitcodeMissing);
         TEST_CASE(errorExitcodeStr);
-        TEST_CASE(exitcodeSuppressions); // TODO: Create and test real suppression file
+        TEST_CASE(exitcodeSuppressionsOld); // TODO: Create and test real suppression file
+        TEST_CASE(exitcodeSuppressions);
+        TEST_CASE(exitcodeSuppressionsNoFile);
         TEST_CASE(fileList); // TODO: Create and test real file listing file
         TEST_CASE(inlineSuppr);
         TEST_CASE(jobs);
@@ -310,30 +312,30 @@ private:
     void includes()
     {
         REDIRECT;
-        const char *argv[] = {"cppcheck", "-I include", "file.cpp"};
+        const char *argv[] = {"cppcheck", "-I", "include", "file.cpp"};
         Settings settings;
         CmdLineParser parser(&settings);
-        ASSERT(parser.ParseFromArgs(3, argv));
+        ASSERT(parser.ParseFromArgs(4, argv));
         ASSERT_EQUALS("include/", settings._includePaths.front());
     }
 
     void includesslash()
     {
         REDIRECT;
-        const char *argv[] = {"cppcheck", "-I include/", "file.cpp"};
+        const char *argv[] = {"cppcheck", "-I", "include/", "file.cpp"};
         Settings settings;
         CmdLineParser parser(&settings);
-        ASSERT(parser.ParseFromArgs(3, argv));
+        ASSERT(parser.ParseFromArgs(4, argv));
         ASSERT_EQUALS("include/", settings._includePaths.front());
     }
 
     void includesbackslash()
     {
         REDIRECT;
-        const char *argv[] = {"cppcheck", "-I include\\", "file.cpp"};
+        const char *argv[] = {"cppcheck", "-I", "include\\", "file.cpp"};
         Settings settings;
         CmdLineParser parser(&settings);
-        ASSERT(parser.ParseFromArgs(3, argv));
+        ASSERT(parser.ParseFromArgs(4, argv));
         ASSERT_EQUALS("include/", settings._includePaths.front());
     }
 
@@ -350,10 +352,10 @@ private:
     void includes2()
     {
         REDIRECT;
-        const char *argv[] = {"cppcheck", "-I include/", "-I framework/", "file.cpp"};
+        const char *argv[] = {"cppcheck", "-I", "include/", "-I", "framework/", "file.cpp"};
         Settings settings;
         CmdLineParser parser(&settings);
-        ASSERT(parser.ParseFromArgs(4, argv));
+        ASSERT(parser.ParseFromArgs(6, argv));
         ASSERT_EQUALS("include/", settings._includePaths.front());
         settings._includePaths.pop_front();
         ASSERT_EQUALS("framework/", settings._includePaths.front());
@@ -429,10 +431,29 @@ private:
         ASSERT(!parser.ParseFromArgs(3, argv));
     }
 
+    void exitcodeSuppressionsOld()
+    {
+        // TODO: Fails since cannot open the file
+        REDIRECT;
+        const char *argv[] = {"cppcheck", "--exitcode-suppressions", "suppr.txt", "file.cpp"};
+        Settings settings;
+        CmdLineParser parser(&settings);
+        ASSERT(!parser.ParseFromArgs(4, argv));
+    }
+
     void exitcodeSuppressions()
     {
         REDIRECT;
-        const char *argv[] = {"cppcheck", "--error-exitcode-suppressions suppr.txt", "file.cpp"};
+        const char *argv[] = {"cppcheck", "--exitcode-suppressions=suppr.txt", "file.cpp"};
+        Settings settings;
+        CmdLineParser parser(&settings);
+        ASSERT(!parser.ParseFromArgs(3, argv));
+    }
+
+    void exitcodeSuppressionsNoFile()
+    {
+        REDIRECT;
+        const char *argv[] = {"cppcheck", "--exitcode-suppressions", "file.cpp"};
         Settings settings;
         CmdLineParser parser(&settings);
         ASSERT(!parser.ParseFromArgs(3, argv));
@@ -441,10 +462,10 @@ private:
     void fileList()
     {
         REDIRECT;
-        const char *argv[] = {"cppcheck", "--file-list files.txt", "file.cpp"};
+        const char *argv[] = {"cppcheck", "--file-list", "files.txt", "file.cpp"};
         Settings settings;
         CmdLineParser parser(&settings);
-        ASSERT(!parser.ParseFromArgs(3, argv));
+        ASSERT(!parser.ParseFromArgs(4, argv));
     }
 
     void inlineSuppr()
@@ -459,10 +480,10 @@ private:
     void jobs()
     {
         REDIRECT;
-        const char *argv[] = {"cppcheck", "-j 3", "file.cpp"};
+        const char *argv[] = {"cppcheck", "-j", "3", "file.cpp"};
         Settings settings;
         CmdLineParser parser(&settings);
-        ASSERT(parser.ParseFromArgs(3, argv));
+        ASSERT(parser.ParseFromArgs(4, argv));
         ASSERT_EQUALS(3, settings._jobs);
     }
 
@@ -478,10 +499,10 @@ private:
     void jobsInvalid()
     {
         REDIRECT;
-        const char *argv[] = {"cppcheck", "-j e", "file.cpp"};
+        const char *argv[] = {"cppcheck", "-j", "e", "file.cpp"};
         Settings settings;
         CmdLineParser parser(&settings);
-        ASSERT(!parser.ParseFromArgs(3, argv));
+        ASSERT(!parser.ParseFromArgs(4, argv));
     }
 
     void reportProgress()
@@ -498,10 +519,10 @@ private:
     {
         // TODO: Fails because there is no suppr.txt file!
         REDIRECT;
-        const char *argv[] = {"cppcheck", "--suppressions suppr.txt", "file.cpp"};
+        const char *argv[] = {"cppcheck", "--suppressions", "suppr.txt", "file.cpp"};
         Settings settings;
         CmdLineParser parser(&settings);
-        ASSERT(!parser.ParseFromArgs(3, argv));
+        ASSERT(!parser.ParseFromArgs(4, argv));
     }
 
     void suppressions()

test/testtokenize.cpp

@@ -211,6 +211,7 @@ private:
         TEST_CASE(tokenize_strings);
         TEST_CASE(simplify_constants);
         TEST_CASE(simplify_constants2);
+        TEST_CASE(simplify_constants3);
 
         TEST_CASE(vardecl1);
         TEST_CASE(vardecl2);
@@ -3812,6 +3813,19 @@ private:
         ASSERT_EQUALS(oss.str(), ostr.str());
     }
 
+    void simplify_constants3()
+    {
+        const char code[] =
+            "static const char str[] = \"abcd\";\n"
+            "static const unsigned int SZ = sizeof(str);\n"
+            "void f() {\n"
+            "a = SZ;\n"
+            "}\n";
+        const char expected[] =
+            "static const char str [ 5 ] = \"abcd\" ;\n\nvoid f ( ) {\na = 5 ;\n}";
+        ASSERT_EQUALS(expected, tokenizeAndStringify(code,true));
+    }
+
     void vardecl1()
     {
         const char code[] = "unsigned int a, b;";