[OpenWrt-Devel,2/3] scripts/flashing/flash.sh: switch from echo -en to printf
diff mbox series

Message ID 20200106022708.170281-2-rosenp@gmail.com
State New
Headers show
Series
  • [OpenWrt-Devel,1/3] scripts/flashing/flash.sh: Add missing quotes
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Commit Message

Rosen Penev Jan. 6, 2020, 2:27 a.m. UTC
echo flags are an extension and not available with sh. printf does the
same as -en.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 scripts/flashing/flash.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Patch
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diff --git a/scripts/flashing/flash.sh b/scripts/flashing/flash.sh
index 7f2cdf5db9..aea1bf1568 100755
--- a/scripts/flashing/flash.sh
+++ b/scripts/flashing/flash.sh
@@ -51,16 +51,16 @@  EOF
 fi
 if [ "$2" = "asus" ]; then
 echo Confirming IP address setting...
-echo -en "get ASUSSPACELINK\x01\x01\xa8\xc0 /dev/null\nquit\n" | tftp 192.168.1.1
+printf "get ASUSSPACELINK\x01\x01\xa8\xc0 /dev/null\nquit\n" | tftp 192.168.1.1
 echo Flashing 192.168.1.1 using "$1"...
-echo -en "binary\nput $1 ASUSSPACELINK\nquit\n" | tftp 192.168.1.1
+printf "binary\nput %s ASUSSPACELINK\nquit\n" "$1" | tftp 192.168.1.1
 echo Please wait until leds stops flashing. 
 elif [ "$2" = "linksys" ]; then
 echo Flashing 192.168.1.1 using "$1"...
-echo -en "rexmt 1\ntrace\nbinary\nput $1\nquit\n" | tftp 192.168.1.1
+printf "rexmt 1\ntrace\nbinary\nput %s\nquit\n" "$1" | tftp 192.168.1.1
 echo Please wait until power led stops flashing. Do not poweroff! Then you can login via telnet 192.168.1.1.
 elif [ "$2" = "toshiba" ]; then
 echo Flashing 192.168.10.1 using "$1"...
-echo -en "rexmt 1\ntrace\nbinary\nput $1\nquit\n" | tftp 192.168.10.1
+printf "rexmt 1\ntrace\nbinary\nput %s\nquit\n" "$1" | tftp 192.168.10.1
 echo Unit will automatically reboot within 5 minutes.  Do not power off.  Then you can login via telnet 192.168.10.1.
 fi