From: Arnaud Giersch <arnaud.giersch@iut-bm.univ-fcomte.fr>
Date: Tue, 23 Oct 2012 08:46:10 +0000 (+0200)
Subject: Cosmetics: rewrite usage() in smpirun.in.
X-Git-Tag: v3_8~24^2~3
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/c32f48acb5120587118bc6770ba907b9288611f9

Cosmetics: rewrite usage() in smpirun.in.

Remove duplicates, use a "here document" instead of a series of echo's.
---

diff --git a/src/smpi/smpirun.in b/src/smpi/smpirun.in
index ef6b063108..9145e70b52 100755
--- a/src/smpi/smpirun.in
+++ b/src/smpi/smpirun.in
@@ -19,23 +19,25 @@ SIMOPTS="--cfg=maxmin/precision:1e-9 --cfg=network/model:SMPI --cfg=network/TCP_
 
 #usage to print the way this script should be called
 function usage () {
-    echo "usage:"
-    echo "$0 [-keep-temps]"
-    echo "      [-np <numprocs>] -platform <xmldesc> -hostfile <hostfile> [-map] program [program-options]"
-    echo "      [-keep-temps]             # don't remove the generated files after execution"
-    echo "      [-map]                    # display the machine on which each process rank is mapped"
-    echo "      [-np <numprocs>]          # use that amount of processes from the hostfile."
-    echo "                                # By default, all processes of the hostfile are used."
-    echo "      [-trace]                  # activate tracing"
-    echo "      [-trace-comment <comment>]# put a comment on the top of the trace file"
-    echo "      [-trace-comment-file <file>]   # put file contents on the top of the trace file as comment"
-    echo "      [-trace-grouped]          # group MPI processes by location"
-    echo "      [-trace-resource]         # trace resource utilization"
-    echo "      [-trace-triva]            # generate configuration for Triva's GraphView"
-    echo "      [-trace-file <tracefile>] # name of the tracefile (simgrid_smpi.trace)"
-    echo "or (deprecated usage):"
-    echo "$0 [-keep-temps] [-np <numprocs>] [-bandwidth <bytes/sec>] [-latency <secs>] program [program-options]"
-    echo
+cat <<EOF
+Usage: $0 [OPTIONS] -platform <xmldesc> -hostfile <hostfile> program [program-options]
+Options:
+  -keep-temps                # don't remove the generated files after execution
+  -map                       # display the machine on which each process rank is mapped
+  -np <numprocs>             # use that amount of processes from the hostfile.
+                             # By default, all processes of the hostfile are used.
+  -trace                     # activate tracing
+  -trace-comment <comment>   # put a comment on the top of the trace file
+  -trace-comment-file <file> # put file contents on the top of the trace file as comment
+  -trace-grouped             # group MPI processes by location
+  -trace-resource            # trace resource utilization
+  -trace-triva               # generate configuration for Triva's GraphView
+  -trace-file <tracefile>    # name of the tracefile (simgrid_smpi.trace)
+
+or (deprecated usage):
+  $0 [-keep-temps] [-np <numprocs>] [-bandwidth <bytes/sec>] [-latency <secs>] program [program-options]
+
+EOF
 }
 
 #check if we have at least one parameter