[3320] | 1 | #!/bin/bash
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| 2 | # Whitespace fixer
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| 3 | # Usage: fix_ws [dir]...
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| 4 |
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| 5 | temp="/tmp/fix_ws.$$.$RANDOM"
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| 6 |
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| 7 | # Using $'xxx' bashism
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| 8 | begin8sp_tab=$'s/^ /\t/'
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| 9 | beginchar7sp_chartab=$'s/^\\([^ \t]\\) /\\1\t/'
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| 10 | tab8sp_tabtab=$'s/\t /\t\t/g'
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| 11 | tab8sptab_tabtabtab=$'s/\t \t/\t\t\t/g'
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| 12 | begin17sptab_tab=$'s/^ \\{1,7\\}\t/\t/'
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| 13 | tab17sptab_tabtab=$'s/\t \\{1,7\\}\t/\t\t/g'
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| 14 | trailingws_=$'s/[ \t]*$//'
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| 15 |
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| 16 | #>fix_ws.diff
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| 17 |
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| 18 | find "$@" -type f \
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| 19 | | while read name; do
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| 20 | test "YES" = "${name/*.bz2/YES}" && continue
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| 21 | test "YES" = "${name/*.gz/YES}" && continue
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| 22 | test "YES" = "${name/*.png/YES}" && continue
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| 23 | test "YES" = "${name/*.gif/YES}" && continue
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| 24 | test "YES" = "${name/*.jpg/YES}" && continue
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| 25 | test "YES" = "${name/*.diff/YES}" && continue
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| 26 | test "YES" = "${name/*.patch/YES}" && continue
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| 27 | # shell testsuite entries are not to be touched too
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| 28 | test "YES" = "${name/*.right/YES}" && continue
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| 29 |
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| 30 | if test "YES" = "${name/*.[chsS]/YES}" \
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| 31 | -o "YES" = "${name/*.sh/YES}" \
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| 32 | -o "YES" = "${name/*.txt/YES}" \
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| 33 | -o "YES" = "${name/*.html/YES}" \
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| 34 | -o "YES" = "${name/*.htm/YES}" \
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| 35 | -o "YES" = "${name/*Config.in*/YES}" \
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| 36 | ; then
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| 37 | # More aggressive whitespace fixes for known file types
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| 38 | echo "Formatting: $name" >&2
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| 39 | cat "$name" \
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| 40 | | sed -e "$tab8sptab_tabtabtab" -e "$tab8sptab_tabtabtab" \
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| 41 | -e "$tab8sptab_tabtabtab" -e "$tab8sptab_tabtabtab" \
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| 42 | | sed "$begin17sptab_tab" \
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| 43 | | sed -e "$tab17sptab_tabtab" -e "$tab17sptab_tabtab" \
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| 44 | -e "$tab17sptab_tabtab" -e "$tab17sptab_tabtab" \
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| 45 | -e "$tab17sptab_tabtab" -e "$tab17sptab_tabtab" \
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| 46 | | sed "$trailingws_"
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| 47 | elif test "YES" = "${name/*Makefile*/YES}" \
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| 48 | -o "YES" = "${name/*Kbuild*/YES}" \
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| 49 | ; then
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| 50 | # For Makefiles, never convert "1-7spaces+tab" into "tabtab"
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| 51 | echo "Makefile: $name" >&2
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| 52 | cat "$name" \
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| 53 | | sed -e "$tab8sptab_tabtabtab" -e "$tab8sptab_tabtabtab" \
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| 54 | -e "$tab8sptab_tabtabtab" -e "$tab8sptab_tabtabtab" \
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| 55 | | sed -e "$tab17sptab_tabtab" -e "$tab17sptab_tabtab" \
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| 56 | -e "$tab17sptab_tabtab" -e "$tab17sptab_tabtab" \
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| 57 | -e "$tab17sptab_tabtab" -e "$tab17sptab_tabtab" \
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| 58 | | sed "$trailingws_"
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| 59 | else
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| 60 | # Only remove trailing WS for the rest
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| 61 | echo "Removing trailing whitespace: $name" >&2
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| 62 | cat "$name" \
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| 63 | | sed "$trailingws_"
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| 64 | fi >"$temp"
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| 65 |
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| 66 | # diff -u "$temp" "$name" >>fix_ws.diff
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| 67 |
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| 68 | # Conserve mode/symlink:
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| 69 | cat "$temp" >"$name"
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| 70 | done
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| 71 | rm "$temp" 2>/dev/null
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