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reduce: refactorings

This commit is contained in:
Robert Reif 2013-08-18 18:15:46 +02:00 committed by Daniel Marjamäki
parent 342142b783
commit 784a8a1fcb
1 changed files with 67 additions and 42 deletions
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109
tools/reduce.cpp
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@ -26,6 +26,20 @@
#include "mathlib.h"
#include "path.h"
class ReduceSettings : public Settings {
public:
ReduceSettings() : filename(0), linenr(0), hang(false), maxtime(0) {
addEnabled("all");
inconclusive = true;
_force = true;
}
const char *filename;
std::size_t linenr;
bool hang;
unsigned int maxtime;
};
class CppcheckExecutor : public ErrorLogger {
private:
CppCheck cppcheck;
@ -34,31 +48,16 @@ private:
std::time_t stopTime;
public:
CppcheckExecutor(const std::string &defines, const char * const includePaths[100], std::size_t linenr, bool hang)
CppcheckExecutor(const ReduceSettings & settings)
: ErrorLogger()
, cppcheck(*this,false)
, foundLine(false)
, stopTime(0) {
if (!hang)
pattern = ":" + MathLib::longToString(linenr) + "]";
if (!settings.hang)
pattern = ":" + MathLib::longToString(settings.linenr) + "]";
cppcheck.settings().userDefines = defines;
for (int i = 0; includePaths[i]; i++) {
std::string path = Path::fromNativeSeparators(includePaths[i]);
path = Path::removeQuotationMarks(path);
// If path doesn't end with / or \, add it
if (path[path.length()-1] != '/')
path += '/';
cppcheck.settings()._includePaths.push_back(path);
}
cppcheck.settings().addEnabled("all");
cppcheck.settings().inconclusive = true;
cppcheck.settings()._force = true;
cppcheck.settings() = settings;
}
bool run(const char filename[], unsigned int maxtime) {
@ -87,15 +86,6 @@ public:
}
};
struct ReduceSettings {
const char *filename;
std::size_t linenr;
bool hang;
unsigned int maxtime;
std::string defines;
const char *includePaths[100];
};
static bool test(const ReduceSettings &settings, const std::vector<std::string> &filedata, const std::size_t line1, const std::size_t line2)
{
std::string path(settings.filename);
@ -110,7 +100,7 @@ static bool test(const ReduceSettings &settings, const std::vector<std::string>
fout << ((i>=line1 && i<=line2) ? "" : filedata[i]) << std::endl;
fout.close();
CppcheckExecutor cppcheck(settings.defines, settings.includePaths, settings.linenr, settings.hang);
CppcheckExecutor cppcheck(settings);
return cppcheck.run(tempfilename.c_str(), settings.maxtime);
}
@ -590,7 +580,7 @@ int main(int argc, char *argv[])
std::cout << "cppcheck tool that reduce code for a hang / false positive" << std::endl;
bool print = false;
struct ReduceSettings settings = {0};
ReduceSettings settings;
settings.maxtime = 300; // default timeout = 5 minutes
for (int i = 1, includePathIndex = 0; i < argc; i++) {
@ -599,21 +589,56 @@ int main(int argc, char *argv[])
else if (strcmp(argv[i], "--hang") == 0)
settings.hang = true;
else if (strncmp(argv[i],"-D", 2) == 0) {
if (!settings.defines.empty())
settings.defines += " ";
if (!settings.userDefines.empty())
settings.userDefines += " ";
if ((strcmp(argv[i], "-D") == 0) && (i+1<argc))
settings.defines += argv[++i];
settings.userDefines += argv[++i];
else
settings.defines += argv[i] + 2;
} else if ((strcmp(argv[i],"-I")==0) && (i+1<argc))
settings.includePaths[includePathIndex++] = argv[++i];
else if (strncmp(argv[i], "--maxtime=", 10) == 0)
settings.userDefines += argv[i] + 2;
} else if (std::strncmp(argv[i], "-I", 2) == 0) {
std::string path;
if ((std::strcmp(argv[i], "-I") == 0) && (i+1<argc))
path = argv[++i];
else
path = argv[i] + 2;
if (!path.empty()) {
path = Path::fromNativeSeparators(path);
path = Path::removeQuotationMarks(path);
// If path doesn't end with / or \, add it
if (path[path.length()-1] != '/')
path += '/';
settings._includePaths.push_back(path);
}
} else if (strncmp(argv[i], "--maxtime=", 10) == 0)
settings.maxtime = std::atoi(argv[i] + 10);
else if (strncmp(argv[i],"--cfg=",6)==0) {
if (!settings.defines.empty())
settings.defines += " ";
settings.defines += argv[i] + 6;
} else if (settings.filename==NULL && strchr(argv[i],'.'))
if (!settings.userDefines.empty())
settings.userDefines += " ";
settings.userDefines += argv[i] + 6;
} else if (std::strncmp(argv[i], "--platform=", 11) == 0) {
std::string platform(11+argv[i]);
if (platform == "win32A")
settings.platform(Settings::Win32A);
else if (platform == "win32W")
settings.platform(Settings::Win32W);
else if (platform == "win64")
settings.platform(Settings::Win64);
else if (platform == "unix32")
settings.platform(Settings::Unix32);
else if (platform == "unix64")
settings.platform(Settings::Unix64);
else {
std::cerr << "unrecognized platform: " << platform << std::endl;
return EXIT_FAILURE;
}
} else if (std::strcmp(argv[i], "--debug-warnings") == 0)
settings.debugwarnings = true;
else if (settings.filename==NULL && strchr(argv[i],'.'))
settings.filename = argv[i];
else if (settings.linenr == 0U && MathLib::isInt(argv[i]))
settings.linenr = std::atoi(argv[i]);
@ -633,7 +658,7 @@ int main(int argc, char *argv[])
// Execute Cppcheck on the file..
{
CppcheckExecutor cppcheck(settings.defines, settings.includePaths, settings.linenr, settings.hang);
CppcheckExecutor cppcheck(settings);
if (!cppcheck.run(settings.filename, settings.maxtime)) {
std::cerr << "Can't reproduce false positive at line " << settings.linenr << std::endl;
return EXIT_FAILURE;