Fix build for unittests

Commit 29f2cff was the wrong fix
for the compiler warnings because it broke the unittest build.

Signed-off-by: Stefan Weil <[email protected]>

Author: stweil

src/training/commandlineflags.h

@@ -63,13 +63,16 @@
 #endif
 
 // Flags from commontraining.cpp
+// Command line arguments for font_properties, xheights and unicharset.
 DECLARE_INT_PARAM_FLAG(debug_level);
 DECLARE_STRING_PARAM_FLAG(D);
+DECLARE_STRING_PARAM_FLAG(F);
 DECLARE_STRING_PARAM_FLAG(O);
 DECLARE_STRING_PARAM_FLAG(U);
 DECLARE_STRING_PARAM_FLAG(X);
 DECLARE_STRING_PARAM_FLAG(fonts_dir);
 DECLARE_STRING_PARAM_FLAG(fontconfig_tmpdir);
+DECLARE_STRING_PARAM_FLAG(output_trainer);
 DECLARE_STRING_PARAM_FLAG(test_ch);
 
 namespace tesseract {

src/training/commontraining.cpp

@@ -93,11 +93,11 @@ INT_PARAM_FLAG(debug_level, 0, "Level of Trainer debugging");
 static INT_PARAM_FLAG(load_images, 0, "Load images with tr files");
 static STRING_PARAM_FLAG(configfile, "", "File to load more configs from");
 STRING_PARAM_FLAG(D, "", "Directory to write output files to");
-static STRING_PARAM_FLAG(F, "font_properties", "File listing font properties");
+STRING_PARAM_FLAG(F, "font_properties", "File listing font properties");
 STRING_PARAM_FLAG(X, "", "File listing font xheights");
 STRING_PARAM_FLAG(U, "unicharset", "File to load unicharset from");
 STRING_PARAM_FLAG(O, "", "File to write unicharset to");
-static STRING_PARAM_FLAG(output_trainer, "", "File to write trainer to");
+STRING_PARAM_FLAG(output_trainer, "", "File to write trainer to");
 STRING_PARAM_FLAG(test_ch, "", "UTF8 test character string");
 static DOUBLE_PARAM_FLAG(clusterconfig_min_samples_fraction, Config.MinSamples,
                          "Min number of samples per proto as % of total");

unittest/mastertrainer_test.cc

@@ -41,13 +41,6 @@
 #include "commontraining.h"
 #include "tessopt.h"                    // tessoptind
 
-// Commontraining command-line arguments for font_properties, xheights and
-// unicharset.
-DECLARE_STRING_PARAM_FLAG(F);
-DECLARE_STRING_PARAM_FLAG(X);
-DECLARE_STRING_PARAM_FLAG(U);
-DECLARE_STRING_PARAM_FLAG(output_trainer);
-
 // Specs of the MockClassifier.
 static const int kNumTopNErrs = 10;
 static const int kNumTop2Errs = kNumTopNErrs + 20;