245 lines
7.7 KiB
C++
245 lines
7.7 KiB
C++
#include "cmParseGTMCoverage.h"
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#include "cmCTest.h"
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#include "cmCTestCoverageHandler.h"
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#include "cmSystemTools.h"
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#include <cmsys/Directory.hxx>
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#include <cmsys/FStream.hxx>
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#include <map>
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#include <stdio.h>
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#include <stdlib.h>
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#include <vector>
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cmParseGTMCoverage::cmParseGTMCoverage(cmCTestCoverageHandlerContainer& cont,
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cmCTest* ctest)
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: cmParseMumpsCoverage(cont, ctest)
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{
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}
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bool cmParseGTMCoverage::LoadCoverageData(const char* d)
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{
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// load all the .mcov files in the specified directory
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cmsys::Directory dir;
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if (!dir.Load(d)) {
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return false;
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}
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size_t numf;
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unsigned int i;
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numf = dir.GetNumberOfFiles();
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for (i = 0; i < numf; i++) {
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std::string file = dir.GetFile(i);
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if (file != "." && file != ".." && !cmSystemTools::FileIsDirectory(file)) {
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std::string path = d;
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path += "/";
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path += file;
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if (cmSystemTools::GetFilenameLastExtension(path) == ".mcov") {
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if (!this->ReadMCovFile(path.c_str())) {
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return false;
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}
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}
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}
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}
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return true;
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}
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bool cmParseGTMCoverage::ReadMCovFile(const char* file)
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{
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cmsys::ifstream in(file);
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if (!in) {
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return false;
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}
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std::string line;
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std::string lastfunction;
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std::string lastroutine;
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std::string lastpath;
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int lastoffset = 0;
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while (cmSystemTools::GetLineFromStream(in, line)) {
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// only look at lines that have coverage data
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if (line.find("^ZZCOVERAGE") == line.npos) {
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continue;
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}
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std::string filepath;
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std::string function;
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std::string routine;
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int linenumber = 0;
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int count = 0;
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this->ParseMCOVLine(line, routine, function, linenumber, count);
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// skip this one
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if (routine == "RSEL") {
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continue;
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}
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// no need to search the file if we just did it
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if (function == lastfunction && lastroutine == routine) {
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if (!lastpath.empty()) {
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this->Coverage.TotalCoverage[lastpath][lastoffset + linenumber] +=
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count;
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} else {
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cmCTestLog(this->CTest, ERROR_MESSAGE, "Can not find mumps file : "
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<< lastroutine
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<< " referenced in this line of mcov data:\n"
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"["
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<< line << "]\n");
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}
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continue;
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}
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// Find the full path to the file
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bool found = this->FindMumpsFile(routine, filepath);
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if (found) {
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int lineoffset = 0;
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if (this->FindFunctionInMumpsFile(filepath, function, lineoffset)) {
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cmCTestCoverageHandlerContainer::SingleFileCoverageVector&
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coverageVector = this->Coverage.TotalCoverage[filepath];
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// This section accounts for lines that were previously marked
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// as non-executable code (-1), if the parser comes back with
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// a non-zero count, increase the count by 1 to push the line
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// into the executable code set in addtion to the count found.
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if (coverageVector[lineoffset + linenumber] == -1 && count > 0) {
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coverageVector[lineoffset + linenumber] += count + 1;
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} else {
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coverageVector[lineoffset + linenumber] += count;
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}
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lastoffset = lineoffset;
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}
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} else {
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cmCTestLog(this->CTest, ERROR_MESSAGE, "Can not find mumps file : "
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<< routine << " referenced in this line of mcov data:\n"
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"["
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<< line << "]\n");
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}
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lastfunction = function;
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lastroutine = routine;
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lastpath = filepath;
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}
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return true;
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}
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bool cmParseGTMCoverage::FindFunctionInMumpsFile(std::string const& filepath,
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std::string const& function,
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int& lineoffset)
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{
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cmsys::ifstream in(filepath.c_str());
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if (!in) {
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return false;
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}
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std::string line;
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int linenum = 0;
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while (cmSystemTools::GetLineFromStream(in, line)) {
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std::string::size_type pos = line.find(function);
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if (pos == 0) {
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char nextchar = line[function.size()];
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if (nextchar == ' ' || nextchar == '(' || nextchar == '\t') {
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lineoffset = linenum;
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return true;
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}
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}
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if (pos == 1) {
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char prevchar = line[0];
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char nextchar = line[function.size() + 1];
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if (prevchar == '%' && (nextchar == ' ' || nextchar == '(')) {
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lineoffset = linenum;
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return true;
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}
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}
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linenum++; // move to next line count
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}
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lineoffset = 0;
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cmCTestLog(this->CTest, ERROR_MESSAGE, "Could not find entry point : "
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<< function << " in " << filepath << "\n");
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return false;
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}
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bool cmParseGTMCoverage::ParseMCOVLine(std::string const& line,
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std::string& routine,
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std::string& function, int& linenumber,
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int& count)
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{
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// this method parses lines from the .mcov file
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// each line has ^COVERAGE(...) in it, and there
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// are several varients of coverage lines:
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//
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// ^COVERAGE("DIC11","PR1",0)="2:0:0:0"
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// ( file , entry, line ) = "number_executed:timing_info"
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// ^COVERAGE("%RSEL","SRC")="1:0:0:0"
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// ( file , entry ) = "number_executed:timing_info"
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// ^COVERAGE("%RSEL","init",8,"FOR_LOOP",1)=1
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// ( file , entry, line, IGNORE ) =number_executed
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std::vector<std::string> args;
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std::string::size_type pos = line.find('(', 0);
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// if no ( is found, then return line has no coverage
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if (pos == std::string::npos) {
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return false;
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}
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std::string arg;
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bool done = false;
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// separate out all of the comma separated arguments found
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// in the COVERAGE(...) line
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while (line[pos] && !done) {
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// save the char we are looking at
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char cur = line[pos];
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// , or ) means end of argument
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if (cur == ',' || cur == ')') {
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// save the argument into the argument vector
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args.push_back(arg);
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// start on a new argument
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arg = "";
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// if we are at the end of the ), then finish while loop
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if (cur == ')') {
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done = true;
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}
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} else {
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// all chars except ", (, and % get stored in the arg string
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if (cur != '\"' && cur != '(' && cur != '%') {
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arg.append(1, line[pos]);
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}
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}
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// move to next char
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pos++;
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}
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// now parse the right hand side of the =
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pos = line.find('=');
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// no = found, this is an error
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if (pos == line.npos) {
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return false;
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}
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pos++; // move past =
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// if the next positing is not a ", then this is a
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// COVERAGE(..)=count line and turn the rest of the string
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// past the = into an integer and set it to count
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if (line[pos] != '\"') {
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count = atoi(line.substr(pos).c_str());
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} else {
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// this means line[pos] is a ", and we have a
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// COVERAGE(...)="1:0:0:0" type of line
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pos++; // move past "
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// find the first : past the "
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std::string::size_type pos2 = line.find(':', pos);
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// turn the string between the " and the first : into an integer
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// and set it to count
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count = atoi(line.substr(pos, pos2 - pos).c_str());
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}
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// less then two arguments is an error
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if (args.size() < 2) {
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cmCTestLog(this->CTest, ERROR_MESSAGE, "Error parsing mcov line: ["
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<< line << "]\n");
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return false;
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}
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routine = args[0]; // the routine is the first argument
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function = args[1]; // the function in the routine is the second
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// in the two argument only format
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// ^COVERAGE("%RSEL","SRC"), the line offset is 0
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if (args.size() == 2) {
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// To avoid double counting of line 0 of each entry point,
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// Don't count the lines that do not give an explicit line
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// number.
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routine = "";
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function = "";
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} else {
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// this is the format for this line
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// ^COVERAGE("%RSEL","SRC",count)
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linenumber = atoi(args[2].c_str());
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}
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return true;
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}
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