[PATCH] Update the gprofng GUI man page

[ruud . vanderpas]

From: Ruud van der Pas <ruud.vanderpas@oracle.com>

---
 doc/gp-display-gui.texi | 39 ++++++++++++++++++++++++---------------
 1 file changed, 24 insertions(+), 15 deletions(-)

diff --git a/doc/gp-display-gui.texi b/doc/gp-display-gui.texi
index 40cee8b..856218b 100644
--- a/doc/gp-display-gui.texi
+++ b/doc/gp-display-gui.texi
@@ -79,7 +79,8 @@ gp-display-gui - Graphical tool to analyze one or more 
gprofng experiments
 @end indentedblock
 @end iftex
 @ifnottex
-@command{gprofng display gui} [@var{option(s)}] [[@option{-c}] 
@var{experiment(s)} | @var{target} [@var{target-options}]]
+@command{gprofng display gui} [@var{option(s)}] [[@option{-c}]
+@var{experiment(s)} | @var{target} [@var{target-options}]]
 @end ifnottex
 
 @c man end
@@ -163,7 +164,7 @@ Print usage information and exit.
 
 By default, verbose mode is disabled.  This option enables it.
 
-@item -j, --jdkhome @var{jvmpath}
+@item -j @var{jvmpath}, --jdkhome @var{jvmpath}
 @ifclear man
 @IndexSubentry{Options, @code{-j}}
 @IndexSubentry{Options, @code{--jdkhome}}
@@ -174,11 +175,10 @@ running @command{gprofng display gui}.
 The default path is taken first by examining environment variables
 for a path to the JVM, in the order @env{JDK_HOME}, and then @env{JAVA_PATH}.
 
-If neither environment variable is set, the version found in the search path 
set
-with the @env{PATH} environment variable is used.  If none is found,
+If neither environment variable is set, the version found in the search path
+set with the @env{PATH} environment variable is used.  If none is found,
 @command{/usr/java/bin/java} is tried.
 
-
 @item -J@var{jvm-setting}
 @ifclear man
 @IndexSubentry{Options, @code{-J}}
@@ -203,7 +203,7 @@ this reference experiment.
 Note that the user can toggle between aggregation and comparison mode
 from within the GUI.
 
-@item -f, --fontsize @var{size}
+@item -f @var{size}, --fontsize @var{size}
 @ifclear man
 @IndexSubentry{Options, @code{-f}}
 @IndexSubentry{Options, @code{--fontsize}}
@@ -211,7 +211,7 @@ from within the GUI.
 
 Specify the font size to be used in the GUI.
 
-@item -u, --userdir @var{dir-path}
+@item -u @var{dir-path}, --userdir @var{dir-path}
 @ifclear man
 @IndexSubentry{Options, @code{-u}}
 @IndexSubentry{Options, @code{--userdir}}
@@ -225,13 +225,13 @@ Specify the path to the user directory in which to store 
user settings.
 @ManPageEnd{}
 
 @ifset REMOTE_HOST
-@c 
-----------------------------------------------------------------------------
+@c ----------------------------------------------------------------------------
 @c ENVIRONMENT SECTION
 @c
 @c Temporarily disabled until the remote host feature has been implemented.
 @c Once this has been done, remove the ifset REMOTE_HOST/end ifset and the
 @c "@c deferred " strings.
-@c 
-----------------------------------------------------------------------------
+@c ----------------------------------------------------------------------------
 
 @c deferred @ManPageStart{ENVIRONMENT}
 @c deferred @c man begin ENVIRONMENT
@@ -242,7 +242,10 @@ supported:
 @table @samp
 
 @item @env{GPROFNG_HEARTBEAT_DISABLE}
-@cindex Environment variables
+
+@ifclear man
+@IndexSubentry{Environment variables, @code{GPROFNG_HEARTBEAT_DISABLE}}
+@end ifclear
 
 If defined, disable periodic checking of the connection between
 @command{gprofng} and the remote host.  By default, a heartbeat packet is sent
@@ -251,16 +254,22 @@ the heartbeat packet can help to keep some SSH 
connections from automatically
 closing due to inactivity.
 
 @item @env{GPROFNG_HEARTBEAT_MSEC}
-@cindex Environment variables
+
+@ifclear man
+@IndexSubentry{Environment variables, @code{GPROFNG_HEARTBEAT_MSEC}}
+@end ifclear
 
 Set the interval for checking the connection between @command{gprofng} and
-the remote host. The default is 2000 milliseconds.
+the remote host.  The default is 2000 milliseconds.
 
 @item @env{GPROFNG_REMOTE_SHELL}
-@cindex Environment variables
+
+@ifclear man
+@IndexSubentry{Environment variables, @code{GPROFNG_REMOTE_SHELL}}
+@end ifclear
 
 Set this variable to @command{/usr/bin/ssh} to use @samp{/usr/bin/ssh} for
-connecting @command{gprofng} to a remote host. If this variable is not set,
+connecting @command{gprofng} to a remote host.  If this variable is not set,
 the internal tool to connect is used.
 
 For example:
@@ -287,7 +296,7 @@ for connections that do not require a password or 
passphrase.
 
 The @command{gprofng display gui} tool relies on other @command{gprofng}
 components.  Therefore, it is necessary to also install the other components,
-either by using one of the available rpm's, install from a tar file
+either by using one of the available RPM's, install from a tar file
 distribution, or to build and install @command{gprofng} directly from the
 source.
 
-- 
2.39.3