| 1 | # Two functions I actually use, all the time. | 
| 2 | # | 
| 3 | # To keep depenedencies small, this library will NEVER grow other functions | 
| 4 | # (and is named to imply that.) | 
| 5 | # | 
| 6 | # Usage: | 
| 7 | # source --builtin two.sh | 
| 8 | # | 
| 9 | # Examples: | 
| 10 | # log 'hi' | 
| 11 | # die 'expected a number' | 
| 12 | |
| 13 | log() { | 
| 14 | ### Write a message to stderr. | 
| 15 | echo "$@" >&2 | 
| 16 | } | 
| 17 | |
| 18 | die() { | 
| 19 | ### Write an error message with the script name, and exit with status 1. | 
| 20 | log "$0: fatal: $@" | 
| 21 | exit 1 | 
| 22 | } | 
| 23 |