freebsd-dev/tools/build/depend-cleanup.sh
Warner Losh d0b2dbfa0e Remove $FreeBSD$: one-line sh pattern
Remove /^\s*#[#!]?\s*\$FreeBSD\$.*$\n/
2023-08-16 11:55:03 -06:00

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#!/bin/sh
#
#
# Our current make(1)-based approach to dependency tracking cannot cope with
# certain source tree changes, including:
# - removing source files
# - replacing generated files with files committed to the tree
# - changing file extensions (e.g. a C source file rewritten in C++)
#
# We handle those cases here in an ad-hoc fashion by looking for the known-
# bad case in the main .depend file, and if found deleting all of the related
# .depend files (including for example the lib32 version).
#
# These tests increase the build time (albeit by a small amount), so they
# should be removed once enough time has passed and it is extremely unlikely
# anyone would try a NO_CLEAN build against an object tree from before the
# related change. One year should be sufficient.
set -e
set -u
warn()
{
echo "$(basename "$0"):" "$@" >&2
}
err()
{
warn "$@"
exit 1
}
usage()
{
echo "usage: $(basename $0) [-v] [-n] objtop" >&2
}
VERBOSE=
PRETEND=
while getopts vn o; do
case "$o" in
v)
VERBOSE=1
;;
n)
PRETEND=1
;;
*)
usage
exit 1
;;
esac
done
shift $((OPTIND-1))
if [ $# -ne 1 ]; then
usage
exit 1
fi
OBJTOP=$1
shift
if [ ! -d "$OBJTOP" ]; then
err "$OBJTOP: Not a directory"
fi
if [ -z "${MACHINE+set}" ]; then
err "MACHINE not set"
fi
if [ -z "${MACHINE_ARCH+set}" ]; then
err "MACHINE_ARCH not set"
fi
if [ -z "${ALL_libcompats+set}" ]; then
err "ALL_libcompats not set"
fi
run()
{
if [ "$VERBOSE" ]; then
echo "$@"
fi
if ! [ "$PRETEND" ]; then
"$@"
fi
}
# $1 directory
# $2 source filename w/o extension
# $3 source extension
clean_dep()
{
for libcompat in "" $ALL_libcompats; do
dirprfx=${libcompat:+obj-lib${libcompat}/}
if egrep -qw "$2\.$3" "$OBJTOP"/$dirprfx$1/.depend.$2.*o 2>/dev/null; then
echo "Removing stale ${libcompat:+lib${libcompat} }dependencies and objects for $2.$3"
run rm -f \
"$OBJTOP"/$dirprfx$1/.depend.$2.* \
"$OBJTOP"/$dirprfx$1/$2.*o
fi
done
}
# Date Rev Description
# 20200310 r358851 rename of openmp's ittnotify_static.c to .cpp
clean_dep lib/libomp ittnotify_static c
# 20200414 r359930 closefrom
clean_dep lib/libc closefrom S
# 20200826 r364746 OpenZFS merge, apply a big hammer (remove whole tree)
if [ -e "$OBJTOP"/cddl/lib/libzfs/.depend.libzfs_changelist.o ] && \
egrep -qw "cddl/contrib/opensolaris/lib/libzfs/common/libzfs_changelist.c" \
"$OBJTOP"/cddl/lib/libzfs/.depend.libzfs_changelist.o; then
echo "Removing old ZFS tree"
for libcompat in "" $ALL_libcompats; do
dirprfx=${libcompat:+obj-lib${libcompat}/}
run rm -rf "$OBJTOP"/${dirprfx}cddl
done
fi
# 20200916 WARNS bumped, need bootstrapped crunchgen stubs
if [ -e "$OBJTOP"/rescue/rescue/rescue.c ] && \
! grep -q 'crunched_stub_t' "$OBJTOP"/rescue/rescue/rescue.c; then
echo "Removing old rescue(8) tree"
run rm -rf "$OBJTOP"/rescue/rescue
fi
# 20210105 fda7daf06301 pfctl gained its own version of pf_ruleset.c
if [ -e "$OBJTOP"/sbin/pfctl/.depend.pf_ruleset.o ] && \
egrep -qw "sys/netpfil/pf/pf_ruleset.c" \
"$OBJTOP"/sbin/pfctl/.depend.pf_ruleset.o; then
echo "Removing old pf_ruleset dependecy file"
run rm -rf "$OBJTOP"/sbin/pfctl/.depend.pf_ruleset.o
fi
# 20210108 821aa63a0940 non-widechar version of ncurses removed
if [ -e "$OBJTOP"/lib/ncurses/ncursesw ]; then
echo "Removing stale ncurses objects"
for libcompat in "" $ALL_libcompats; do
dirprfx=${libcompat:+obj-lib${libcompat}/}
run rm -rf "$OBJTOP"/${dirprfx}lib/ncurses
done
fi
# 20210608 f20893853e8e move from atomic.S to atomic.c
clean_dep cddl/lib/libspl atomic S
# 20211207 cbdec8db18b5 switch to libthr-friendly pdfork
clean_dep lib/libc pdfork S
# 20211230 5e6a2d6eb220 libc++.so.1 path changed in ldscript
if [ -e "$OBJTOP"/lib/libc++/libc++.ld ] && \
fgrep -q "/usr/lib/libc++.so" "$OBJTOP"/lib/libc++/libc++.ld; then
echo "Removing old libc++ linker script"
run rm -f "$OBJTOP"/lib/libc++/libc++.ld
fi
# 20220326 fbc002cb72d2 move from bcmp.c to bcmp.S
if [ "$MACHINE_ARCH" = "amd64" ]; then
clean_dep lib/libc bcmp c
fi
# 20220524 68fe988a40ca kqueue_test binary replaced shell script
if stat "$OBJTOP"/tests/sys/kqueue/libkqueue/*kqtest* \
"$OBJTOP"/tests/sys/kqueue/libkqueue/.depend.kqtest* >/dev/null 2>&1; then
echo "Removing old kqtest"
run rm -f "$OBJTOP"/tests/sys/kqueue/libkqueue/.depend.* \
"$OBJTOP"/tests/sys/kqueue/libkqueue/*
fi
# 20221115 42d10b1b56f2 move from rs.c to rs.cc
clean_dep usr.bin/rs rs c
# 20230110 bc42155199b5 usr.sbin/zic/zic -> usr.sbin/zic
if [ -d "$OBJTOP"/usr.sbin/zic/zic ] ; then
echo "Removing old zic directory"
run rm -rf "$OBJTOP"/usr.sbin/zic/zic
fi
# 20230208 29c5f8bf9a01 move from mkmakefile.c to mkmakefile.cc
clean_dep usr.sbin/config mkmakefile c
# 20230209 83d7ed8af3d9 convert to main.cc and mkoptions.cc
clean_dep usr.sbin/config main c
clean_dep usr.sbin/config mkoptions c
# 20230401 54579376c05e kqueue1 from syscall to C wrapper
clean_dep lib/libc kqueue1 S
# 20230623 b077aed33b7b OpenSSL 3.0 update
if [ -f "$OBJTOP"/secure/lib/libcrypto/aria.o ]; then
echo "Removing old OpenSSL 1.1.1 tree"
for libcompat in "" $ALL_libcompats; do
dirprfx=${libcompat:+obj-lib${libcompat}/}
run rm -rf "$OBJTOP"/${dirprfx}secure/lib/libcrypto \
"$OBJTOP"/${dirprfx}secure/lib/libssl
done
fi
# 20230714 ee8b0c436d72 replace ffs/fls implementations with clang builtins
clean_dep lib/libc ffs S
clean_dep lib/libc ffsl S
clean_dep lib/libc ffsll S
clean_dep lib/libc fls S
clean_dep lib/libc flsl S
clean_dep lib/libc flsll S
# 20230815 28f6c2f29280 GoogleTest update
if [ -e "$OBJTOP"/tests/sys/fs/fusefs/mockfs.o ] && \
grep -q '_ZN7testing8internal18g_linked_ptr_mutexE' "$OBJTOP"/tests/sys/fs/fusefs/mockfs.o; then
echo "Removing stale fusefs GoogleTest objects"
run rm -rf "$OBJTOP"/tests/sys/fs/fusefs
fi