packetblaster: Refactor usage into README

snabbco · Feb 22, 2015 · 7179e19 · 7179e19
1 parent 9fd2851
commit 7179e19
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Showing 3 changed files with 11 additions and 9 deletions.
diff --git a/src/program/packetblaster/README b/src/program/packetblaster/README
@@ -0,0 +1,9 @@
+Usage: packetblaster <PCAP-FILE> <PCI>...
+
+Transmit packets from PCAP-FILE continuously to one or more network
+adapters. The PCI arguments are Lua pattern strings that are used to
+match the network adapters to use.
+
+Examples:
+  packetblaster myfile.cap 0000:01:00.0
+  packetblaster myfile.cap 01:00
diff --git a/src/program/packetblaster/README.inc b/src/program/packetblaster/README.inc
@@ -0,0 +1 @@
+README
diff --git a/src/program/packetblaster/packetblaster.lua b/src/program/packetblaster/packetblaster.lua
@@ -15,15 +15,7 @@ local C = ffi.C
 
 function run (args)
    if #args < 2 then
-      print([[Usage: packetblaster <PCAP-FILE> <PCI>...
-
-Transmit packets from PCAP-FILE continuously to one or more network
-adapters. The PCI arguments are Lua pattern strings that are used to
-match the network adapters to use.
-
-Examples:
-  packetblaster myfile.cap 0000:01:00.0
-  packetblaster myfile.cap 01:00]])
+      print(require("program.packetblaster.README_inc"))
       os.exit(1)
    end
    local filename = table.remove(args, 1)