| #!/bin/sh | |
| # | |
| # Program: count | |
| # | |
| # Synopsis: Count the number of lines of input on stdin and test that it | |
| # matches the specified number. | |
| # | |
| # Syntax: count <number> | |
| set -e | |
| set -u | |
| input_lines=$(wc -l) | |
| if [ "$input_lines" -ne "$1" ]; then | |
| echo "count: expected $1 lines and got ${input_lines}." | |
| exit 1 | |
| fi | |
| exit 0 |