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