~dricottone/my-utils

ref: 94d53f4fc8954469579be420f0921e73fd69b99b my-utils/network/pingable -rwxr-xr-x 541 bytes
94d53f4f — Dominic Ricottone wttr update 2 years ago 
                                                                                
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23

#!/bin/sh

name="pingable"
version="1.0"
help_message=$(/usr/bin/cat <<-EOF
	Check if an address or name is ping-able
	Usage: pingable [ ADDRESS | NAME ]
	Options:
	 -h, --help     print this message and exit
	 -v, --version  print version number and exit
EOF
)

# Note: `ping` will set the return code to...
#  0 on success
#  1 on failure to ping
#  2 on name resolution failure for most (i.e. Linux) platforms
# 68 on name resolution failure for some (i.e. macOS) platforms

. /usr/local/lib/myminiparse.sh

ping -c 1 $1 >/dev/null 2>&1