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emulate g.parser

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git-svn-id: http://svn.osgeo.org/qgis/trunk@5267 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
rblazek 2006-04-12 13:05:59 +00:00
parent 1ea018f02e
commit 78384a6bce
1 changed files with 41 additions and 4 deletions
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45
src/plugins/grass/qgsgrassmodule.cpp
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@ -1108,16 +1108,22 @@ void QgsGrassModule::run()
// -> necessary to pass region as enviroment variable
// but the feature is available in GRASS 6.1 only since 23.3.2006
QStringList environment = QProcess::systemEnvironment();
if ( resetRegion )
{
QStringList env;
env = QProcess::systemEnvironment();
QString reg = QgsGrass::regionString( &tempWindow );
std::cerr << "reg: " << reg.ascii() << std::endl;
env.append ( "GRASS_REGION=" + reg );
mProcess.setEnvironment ( env );
environment.append ( "GRASS_REGION=" + reg );
}
// I was not able to get scripts working on Windows
// via QProcess and sh.exe (MinGW). g.parser runs well
// and it sets parameters correctly as enviroment variables
// but it fails (without error) to re-run the script with
// execlp(). And I could not figure out why it fails.
// Because of this problem we simulate here what g.parser
// normaly does and that way we can avoid it.
QStringList execArguments = QgsGrassModule::execArguments(mXName);
if ( execArguments.size() == 0 )
@ -1127,9 +1133,40 @@ void QgsGrassModule::run()
return;
}
#if defined(WIN32)
// we already know it exists from execArguments()
QString exe = QgsGrassModule::findExec ( mXName );
QFileInfo fi ( exe );
if ( !fi.isExecutable() )
{
// Set enviroment variables
for ( int i = 0; i < arguments.size(); i++ )
{
QString arg = arguments.at(i);
QString env;
if ( arg.at(0) == '-' ) //flag
{
env = "GIS_FLAG_" + QString(arg.at(0).toUpper())
+ "=1";
}
else // option
{
QStringList opt = arg.split("=");
env = "GIS_OPT_" + opt.takeFirst().toUpper();
env += "=" + opt.join("="); // rejoin rest
}
std::cerr << "set: " << env.ascii() << std::endl;
environment.append(env);
}
arguments.clear();
arguments.append ( "@ARGS_PARSED@" );
}
#endif
QString cmd = execArguments.takeFirst();
execArguments += arguments;
mProcess.setEnvironment ( environment );
mProcess.start( cmd, execArguments );
mProcess.waitForStarted();