fix issue 636

git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@734 d0cd1f9f-072b-0410-8dd7-cf729c803f20

training/shapeclustering.cpp

@@ -47,6 +47,9 @@ int main(int argc, char **argv) {
   tesseract::MasterTrainer* trainer = tesseract::LoadTrainingData(
       argc, argv, false, NULL, &file_prefix);
 
+  if (!trainer)
+    return 1;
+
   if (FLAGS_display_cloud_font >= 0) {
 	#ifndef GRAPHICS_DISABLED 
     trainer->DisplaySamples(FLAGS_canonical_class1.c_str(),

vs2008/tesseract.sln

 
-Microsoft Visual Studio Solution File, Format Version 10.00
-# Visual Studio 2008
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "libtesseract302", "libtesseract\libtesseract.vcproj", "{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}"
+Microsoft Visual Studio Solution File, Format Version 11.00
+# Visual C++ Express 2010
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "libtesseract302", "libtesseract\libtesseract.vcxproj", "{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "tesseract", "tesseract\tesseract.vcproj", "{C76996CB-C4CB-4D89-9F67-F605DF129618}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "tesseract", "tesseract\tesseract.vcxproj", "{C76996CB-C4CB-4D89-9F67-F605DF129618}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "cntraining", "cntraining\cntraining.vcproj", "{C7EBAF02-E886-478F-A217-AC8FB3D58374}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "cntraining", "cntraining\cntraining.vcxproj", "{C7EBAF02-E886-478F-A217-AC8FB3D58374}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "combine_tessdata", "combine_tessdata\combine_tessdata.vcproj", "{5787B7FA-DB72-488C-BDB2-2E95503B526C}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "combine_tessdata", "combine_tessdata\combine_tessdata.vcxproj", "{5787B7FA-DB72-488C-BDB2-2E95503B526C}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "mftraining", "mftraining\mftraining.vcproj", "{7CD94A0D-61EF-4A6C-8442-3D7E6AC03D88}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "mftraining", "mftraining\mftraining.vcxproj", "{7CD94A0D-61EF-4A6C-8442-3D7E6AC03D88}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "unicharset_extractor", "unicharset_extractor\unicharset_extractor.vcproj", "{1241F3FE-E168-4473-BFD3-4B5895DFDB46}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "unicharset_extractor", "unicharset_extractor\unicharset_extractor.vcxproj", "{1241F3FE-E168-4473-BFD3-4B5895DFDB46}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "wordlist2dawg", "wordlist2dawg\wordlist2dawg.vcproj", "{B0078ECC-25FE-4724-B889-A0B9B6292F7D}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "wordlist2dawg", "wordlist2dawg\wordlist2dawg.vcxproj", "{B0078ECC-25FE-4724-B889-A0B9B6292F7D}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "classifier_tester", "classifier_tester\classifier_tester.vcproj", "{E6FBC5FF-8D2F-4E9F-B0D2-3DDDCFB595E5}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "classifier_tester", "classifier_tester\classifier_tester.vcxproj", "{E6FBC5FF-8D2F-4E9F-B0D2-3DDDCFB595E5}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "dawg2wordlist", "dawg2wordlist\dawg2wordlist.vcproj", "{6343CFD6-8538-486E-97C6-9C47F0F7202B}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "dawg2wordlist", "dawg2wordlist\dawg2wordlist.vcxproj", "{6343CFD6-8538-486E-97C6-9C47F0F7202B}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "ambiguous_words", "ambiguous_words\ambiguous_words.vcproj", "{D9E202C0-DF5A-4AFA-BDC1-3E504EABB348}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "ambiguous_words", "ambiguous_words\ambiguous_words.vcxproj", "{D9E202C0-DF5A-4AFA-BDC1-3E504EABB348}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "shapeclustering", "shapeclustering\shapeclustering.vcproj", "{B1A80DBB-CBEF-4B1C-B0E6-1C49584CD904}"
-	ProjectSection(ProjectDependencies) = postProject
-		{D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0} = {D14F28C7-0CAE-4C37-B174-40FDEFBD4FE0}
-	EndProjectSection
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "shapeclustering", "shapeclustering\shapeclustering.vcxproj", "{B1A80DBB-CBEF-4B1C-B0E6-1C49584CD904}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution