ENH: Improved filename/line number reporting in error message. Macro invocations now chain up the error message.

This commit is contained in:
Brad King 2002-12-12 11:36:28 -05:00
parent fe26cf51f5
commit 54541bd40a
6 changed files with 45 additions and 28 deletions

View File

@ -97,7 +97,7 @@ bool cmListFileCache::CacheFile(const char* path, bool requireProjectCommand)
{
cmListFileFunction inFunction;
if(cmListFileCache::ParseFunction(fin, inFunction, path, parseError,
&line))
line))
{
inFunction.m_FilePath = path;
inFile.m_Functions.push_back(inFunction);
@ -162,7 +162,7 @@ bool cmListFileCache::ParseFunction(std::ifstream& fin,
cmListFileFunction& function,
const char* filename,
bool& parseError,
long* line)
long& line)
{
parseError = false;
std::string& name = function.m_Name;
@ -177,7 +177,7 @@ bool cmListFileCache::ParseFunction(std::ifstream& fin,
}
if(fin.getline(inbuffer, BUFFER_SIZE ) )
{
if(line) { ++*line; }
++line;
RemoveComments(inbuffer);
cmRegularExpression blankLine("^[ \t\r]*$");
cmRegularExpression oneLiner("^[ \t]*([A-Za-z_0-9]*)[ \t]*\\((.*)\\)[ \t\r]*$");
@ -197,10 +197,7 @@ bool cmListFileCache::ParseFunction(std::ifstream& fin,
name = oneLiner.match(1);
// break up the arguments
cmListFileCache::GetArguments(args, arguments);
if(line)
{
function.m_Line = *line;
}
function.m_Line = line;
return true;
}
// look for a start of a multiline with no trailing ")" fun(arg arg2
@ -209,10 +206,7 @@ bool cmListFileCache::ParseFunction(std::ifstream& fin,
name = multiLine.match(1);
std::string args = multiLine.match(2);
cmListFileCache::GetArguments(args, arguments);
if(line)
{
function.m_Line = *line;
}
function.m_Line = line;
// Read lines until the closing paren is hit
bool done = false;
while(!done)
@ -220,7 +214,7 @@ bool cmListFileCache::ParseFunction(std::ifstream& fin,
// read lines until the end paren is found
if(fin.getline(inbuffer, BUFFER_SIZE ) )
{
if(line) { ++*line; }
++line;
RemoveComments(inbuffer);
// Check for comment lines and ignore them.
if(blankLine.find(inbuffer))
@ -234,15 +228,18 @@ bool cmListFileCache::ParseFunction(std::ifstream& fin,
}
else
{
std::string line = inbuffer;
cmListFileCache::GetArguments(line, arguments);
std::string lineB = inbuffer;
cmListFileCache::GetArguments(lineB, arguments);
}
}
else
{
parseError = true;
cmSystemTools::Error("Parse error in read function missing end )\nIn File: ",
filename, "\nCurrent line:", inbuffer);
cmOStringStream error;
error << "Error in cmake code at\n"
<< filename << ":" << line << ":\n"
<< "Parse error. Function missing ending \")\".";
cmSystemTools::Error(error.str().c_str());
return false;
}
}
@ -251,8 +248,11 @@ bool cmListFileCache::ParseFunction(std::ifstream& fin,
else
{
parseError = true;
cmSystemTools::Error("Parse error in read function\nIn file:",
filename, "\nCurrent line:", inbuffer);
cmOStringStream error;
error << "Error in cmake code at\n"
<< filename << ":" << line << ":\n"
<< "Parse error.";
cmSystemTools::Error(error.str().c_str());
return false;
}
}

View File

@ -84,7 +84,7 @@ public:
*/
static bool ParseFunction(std::ifstream&, cmListFileFunction& function,
const char* filename, bool& parseError,
long* line = 0);
long& line);
/**
* Extract white-space separated arguments from a string.

View File

@ -59,6 +59,8 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf)
// Replace the formal arguments and then invoke the command.
cmListFileFunction newLFF;
newLFF.m_Name = m_Functions[c].m_Name;
newLFF.m_FilePath = m_Functions[c].m_FilePath;
newLFF.m_Line = m_Functions[c].m_Line;
for (std::vector<cmListFileArgument>::const_iterator k =
m_Functions[c].m_Arguments.begin();
k != m_Functions[c].m_Arguments.end(); ++k)
@ -74,10 +76,16 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf)
}
cmListFileArgument arg(tmps, k->Quoted);
newLFF.m_Arguments.push_back(arg);
newLFF.m_FilePath = m_Functions[c].m_FilePath;
newLFF.m_Line = m_Functions[c].m_Line;
}
mf.ExecuteCommand(newLFF);
if(!mf.ExecuteCommand(newLFF))
{
cmOStringStream error;
error << "Error in cmake code at\n"
<< lff.m_FilePath << ":" << lff.m_Line << ":\n"
<< "A command failed during the invocation of macro \""
<< lff.m_Name.c_str() << "\".";
cmSystemTools::Error(error.str().c_str());
}
}
return true;
}

View File

@ -156,13 +156,15 @@ bool cmMakefile::CommandExists(const char* name) const
{
return m_LocalGenerator->GetGlobalGenerator()->GetCMakeInstance()->CommandExists(name);
}
void cmMakefile::ExecuteCommand(const cmListFileFunction& lff)
bool cmMakefile::ExecuteCommand(const cmListFileFunction& lff)
{
bool result = true;
// quick return if blocked
if(this->IsFunctionBlocked(lff))
{
return;
// No error.
return result;
}
std::string name = lff.m_Name;
// execute the command
@ -186,6 +188,7 @@ void cmMakefile::ExecuteCommand(const cmListFileFunction& lff)
<< lff.m_FilePath << ":" << lff.m_Line << ":\n"
<< usedCommand->GetError();
cmSystemTools::Error(error.str().c_str());
result = false;
}
else
{
@ -209,7 +212,10 @@ void cmMakefile::ExecuteCommand(const cmListFileFunction& lff)
<< lff.m_FilePath << ":" << lff.m_Line << ":\n"
<< "Unknown CMake command \"" << lff.m_Name.c_str() << "\".";
cmSystemTools::Error(error.str().c_str());
result = false;
}
return result;
}
// Parse the given CMakeLists.txt file into a list of classes.

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@ -510,9 +510,10 @@ public:
cmData* LookupData(const char*) const;
/**
* execute a single CMake command
* Execute a single CMake command. Returns true if the command
* succeeded or false if it failed.
*/
void ExecuteCommand(const cmListFileFunction& lff);
bool ExecuteCommand(const cmListFileFunction& lff);
/** Check if a command exists. */
bool CommandExists(const char* name) const;

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@ -1102,6 +1102,7 @@ void ctest::ProcessDirectory(std::vector<std::string> &passed,
}
int firstTest = 1;
long line = 0;
std::string name;
std::vector<std::string> args;
@ -1113,7 +1114,8 @@ void ctest::ProcessDirectory(std::vector<std::string> &passed,
while ( fin )
{
cmListFileFunction lff;
if(cmListFileCache::ParseFunction(fin, lff, "DartTestfile.txt", parseError))
if(cmListFileCache::ParseFunction(fin, lff, "DartTestfile.txt",
parseError, line))
{
const std::string& name = lff.m_Name;
const std::vector<cmListFileArgument>& args = lff.m_Arguments;