diff options
Diffstat (limited to 'fixup_includes')
| -rwxr-xr-x | fixup_includes | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/fixup_includes b/fixup_includes new file mode 100755 index 0000000000..159ce3e236 --- /dev/null +++ b/fixup_includes @@ -0,0 +1,178 @@ +#!/usr/bin/env bash + +panic() { + >&2 echo panic + exit 2 +} + +out() { + printf '%q ' "$@" +} + +# system +# public +# protected +# private +classify() { + local path=$1 + if [[ -f "${current_file%/*}/${path}" ]]; then + out private "$path" + elif [[ "$path" != systemd/* ]] && + [[ "$path" != libudev.h ]] && + cpp -include "$path" <<<'' &>/dev/null; + then + out system "$path" + else + case "$path" in + asm/sgidefs.h|dbus/dbus.h|efi.h|efilib.h|gio/gio.h|glib.h|libmount.h|linux/auto_dev-ioctl.h) + out system "$path" + ;; + util.h|*/util.h) + if [[ "$current_file" = */systemd-boot/* ]]; then + out private util.h + else + out protected basic/util.h + fi + ;; + *) + file=$(find src -type f -name "${path##*/}") + if [[ -f "$file" ]]; then + case "$file" in + */src/*) + if [[ "${current_file%/*}" = "${file%/*}" ]]; then + out private "${file##*/}" + else + out protected "${file##*/src/}" + fi + ;; + */libsystemd/include/*|*/libudev/include/*) + out public "${file##*/include/}" + ;; + */include/*) + out protected "${file##*/include/}" + ;; + *) + if [[ "${current_file%/*}" = "${file%/*}" ]]; then + out private "${file##*/}" + else + out protected "${file##*/}" + fi + ;; + esac + else + >&2 printf 'Cannot figure out: %q\n' "$path" + panic + fi + ;; + esac + fi +} + +phase=phase0 +hook=: + +phase0() { + phase=phase0 + hook=: + local line="$1" + if [[ $line == '#include'* ]]; then + phase1 "$line" + else + printf '%s\n' "$line" + fi +} + +phase1_tail= +system=() +public=() +protected=() +private=() +phase1_flush() { + local b=: + if [[ ${#system[@]} -gt 0 ]]; then + printf '%s\n' "${system[@]}" | sort -u + b=echo + fi + if [[ ${#public[@]} -gt 0 ]]; then + $b + printf '%s\n' "${public[@]}" | sort -u + b=echo + fi + if [[ ${#protected[@]} -gt 0 ]]; then + $b + printf '%s\n' "${protected[@]}" | sort -u + b=echo + fi + if [[ ${#private[@]} -gt 0 ]]; then + $b + printf '%s\n' "${private[@]}" | sort -u + fi + printf '%s' "$phase1_tail" +} +phase1() { + phase=phase1 + hook=phase1_flush + local line="$1" + case "$line" in + '') + phase1_tail+=$'\n' + ;; + '#include'*) + phase1_tail='' + local re='^#include [<"]([^">]*)[">](.*)' + if [[ "$line" =~ $re ]]; then + IFS=' ' + read -r class path < <(classify "${BASH_REMATCH[1]}") + case "$class" in + system) + printf -v line '#include <%s>%s' "$path" "${BASH_REMATCH[2]}" + system+=("$line") + ;; + public) + printf -v line '#include <%s>%s' "$path" "${BASH_REMATCH[2]}" + public+=("$line") + ;; + protected) + printf -v line '#include "%s"%s' "$path" "${BASH_REMATCH[2]}" + protected+=("$line") + ;; + private) + printf -v line '#include "%s"%s' "$path" "${BASH_REMATCH[2]}" + private+=("$line") + ;; + esac + else + panic + fi + ;; + *) + phase1_flush + phase2 "$line" + ;; + esac +} + +phase2() { + phase=phase2 + hook=: + local line="$1" + printf '%s\n' "$line" + cat +} + +main() { + current_file="$1" + printf ' => %s\n' "$current_file" + set -o pipefail + { + IFS='' + while read -r line; do + "$phase" "$line" + IFS='' + done + "$hook" + } < "$current_file" > "$current_file.tmp" + mv -Tf "$current_file.tmp" "$current_file" +} + +main "$@" |