man: Add description for --precision and genhtml_precision

Add man page sections for genhtml's command-line option --precision
and lcovrc configuration setting genhtml_precision. Also add an
example configuration setting in lcovrc.

Signed-off-by: Peter Oberparleiter <[email protected]>

Author: oberpar

lcovrc

@@ -93,6 +93,9 @@ genhtml_charset=UTF-8
 # Allow HTML markup in test case description text if non-zero
 genhtml_desc_html=0
 
+# Specify the precision for coverage rates
+#genhtml_precision=1
+
 # Location of the gcov tool (same as --gcov-info option of geninfo)
 #geninfo_gcov_tool = gcov
 

man/genhtml.1

@@ -64,6 +64,9 @@ genhtml \- Generate HTML view from LCOV coverage data files
 .RB [ \-\-rc
 .IR keyword = value ]
 .br
+.RB [ \-\-precision
+.IR num ]
+.br
 .IR tracefile(s)
 .RE
 .SH DESCRIPTION
@@ -545,6 +548,19 @@ See
 for a list of available keywords and their meaning.
 .RE
 
+.BI "\-\-precision " num
+.RS
+Show coverage rates with
+.I num
+number of digits after the decimal-point.
+
+Default value is 1.
+
+This option can also be configured permanently using the configuration file
+option
+.IR genhtml_precision .
+.RE
+
 .SH FILES
 
 .I /etc/lcovrc

man/lcovrc.5

@@ -154,6 +154,11 @@ genhtml_charset=UTF\-8
 genhtml_desc_html=0
 .br
 
+# Specify the precision for coverage rates
+.br
+#genhtml_precision=1
+.br
+
 # Location of the gcov tool
 .br
 #geninfo_gcov_tool = gcov
@@ -565,6 +570,16 @@ description page.
 
 Default is 0.
 .PP
+
+.BR genhtml_precision " ="
+.IR  1 | 2 | 3 | 4
+.IP
+Specify how many digits after the decimal-point should be used for
+displaying coverage rates.
+.br
+
+Default is 1.
+.PP
 .
 .BR geninfo_gcov_tool " ="
 .I path_to_gcov