Description: Add new options from version 1.7 to manpage.
Author: Marcos Talau <talau@debian.org>
Last-Update: 2021-12-30

--- cflow-1.7.orig/doc/cflow.1
+++ cflow-1.7/doc/cflow.1
@@ -13,7 +13,7 @@
 .\"
 .\" You should have received a copy of the GNU General Public License
 .\" along with Cflow.  If not, see <http://www.gnu.org/licenses/>.
-.TH CFLOW 1 "February 10, 2019" "CFLOW"
+.TH CFLOW 1 "December 30, 2021" "CFLOW"
 .SH NAME
 cflow \- generate a C-language flowgraph
 .SH SYNOPSIS
@@ -32,6 +32,7 @@ cflow \- generate a C-language flowgraph
  [\fB\-\-pushdown=\fINUMBER\fR] [\fB\-\-preprocess\fR[\fB=\fICOMMAND\fR]]\
  [\fB\-\-cpp\fR[\fB=\fICOMMAND\fR]]\
  [\fB\-\-symbol=\fISYMBOL\fB:\fR[\fB=\fR]\fITYPE\fR]\
+ [\fB\-\-target=\fIFUNCTION\fR]\
  [\fB\-\-use\-indentation\fR] [\fB\-\-undefine=\fINAME\fR]\
  [\fB\-\-brief\fR] [\fB\-\-emacs\fR] [\fB\-\-print\-level\fR]\
  [\fB\-\-level\-indent=\fIELEMENT\fR]\
@@ -82,8 +83,8 @@ is not limited.
 Set debugging level.
 .TP
 \fB\-f\fR, \fB\-\-format=\fINAME\fR
-Use given output format \fINAME\fR. Valid names are \fBgnu\fR (the
-default) and \fBposix\fR.
+Use given output format \fINAME\fR. Valid names are \fBdot\fR (DOT language),
+\fBgnu\fR (the default), and \fBposix\fR.
 .TP
 \fB\-i\fR, \fB\-\-include=\fICLASSES\fR
 Include specified classes of symbols.  The
@@ -134,7 +135,9 @@ Add the directory \fIDIR\fR to the list
 for header files.
 .TP
 \fB\-m\fR, \fB\-\-main=\fINAME\fR
-Assume main function is \fINAME\fR
+Assume main function is \fINAME\fR. This option can be given multiple
+times. A separate graph will be drawn for each function given as its
+argument.
 .TP
 \fB\-\-no\-main\fR
 Assume there's no main function in the program.  This option has the
@@ -171,6 +174,10 @@ Rely on indentation to solve suspicious
 \fB\-\-no\-use\-indentation\fR
 Don't use indentation in parsing (default).
 .TP
+\fB\-\-target=\fIFUNCTION\fR
+If this option is given, the produced graph will contain only paths
+leading from start function (or functions) to the given \fIFUNCTION\fR.
+.TP
 \fB\-U\fR, \fB\-\-undefine=\fINAME\fR
 Cancel any previous definition of \fINAME\fR.
 .SS Output control