Fix issue detected by Coverity Scan

noahmetzger · noahmetzger · commit 65997bed1674 · 2018-08-01T15:56:19.000+02:00
CID: 1340285 (Division or modulo by zero)

Signed-off-by: Noah Metzger &lt;noah.metzger@bib.uni-mannheim.de&gt;
diff --git a/src/textord/colfind.cpp b/src/textord/colfind.cpp
@@ -926,7 +926,8 @@ void ColumnFinder::ComputeMeanColumnGap(bool any_multi_column) {
                                                     &gap_samples);
   }
   mean_column_gap_ = any_multi_column && gap_samples > 0
-      ? total_gap / gap_samples : total_width / width_samples;
+      ? total_gap / gap_samples : width_samples > 0 
+      ? total_width / width_samples : 0;
 }
 
 //////// Functions that manipulate ColPartitions in the part_grid_ /////

Original file line number	Diff line number	Diff line change
`@@ -926,7 +926,8 @@ void ColumnFinder::ComputeMeanColumnGap(bool any_multi_column) {`
`926`	`926`	`&gap_samples);`
`927`	`927`	`}`
`928`	`928`	`mean_column_gap_ = any_multi_column && gap_samples > 0`
`929`		`- ? total_gap / gap_samples : total_width / width_samples;`
	`929`	`+ ? total_gap / gap_samples : width_samples > 0`
	`930`	`+ ? total_width / width_samples : 0;`
`930`	`931`	`}`
`931`	`932`
`932`	`933`	`//////// Functions that manipulate ColPartitions in the part_grid_ /////`