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https://github.com/Mercury-Language/mercury.git
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32efc77039
tools/line_len_stats:
A new script that computes and prints a histogram of the line lengths
in the input given to it.
tools/find_long_lines:
A new script that, when given a line length and a list of filenames,
prints out the location of the lines in those files that are longer
than the given line length.
42 lines
949 B
Bash
Executable File
42 lines
949 B
Bash
Executable File
#!/bin/sh
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# vim: ft=sh ts=4 sw=4 et
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#
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# This script, when invoked with a number (representing a line length)
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# and a list of filenames, will look for lines longer than the given length
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# in each of the listed files. When it finds such a line, it prints
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#
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# - the name of the file,
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# - line number within that file, and
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# - the length of that line.
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#
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case "$#" in
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0)
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echo "usage: find_long_lines limit_length filename1 ..."
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exit 1
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;;
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*)
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LIMIT_LEN="$1"
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export LIMIT_LEN
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shift
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;;
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esac
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awk "
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BEGIN {
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limit_len = ${LIMIT_LEN};
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CUR_FILENAME = \"\";
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line_number = 0;
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}
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{
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if (FILENAME != CUR_FILENAME) {
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CUR_FILENAME = FILENAME;
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line_number = 0;
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}
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++line_number;
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len = length(\$0);
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if (len > limit_len + 0) {
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printf \"%s:%d: %d\n\", FILENAME, line_number, len;
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}
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}" "$@"
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