1#!/bin/sh 2# 3# $FreeBSD$ 4# 5# Our current make(1)-based approach to dependency tracking cannot cope with 6# certain source tree changes, including: 7# - removing source files 8# - replacing generated files with files committed to the tree 9# - changing file extensions (e.g. a C source file rewritten in C++) 10# 11# We handle those cases here in an ad-hoc fashion by looking for the known- 12# bad case in the main .depend file, and if found deleting all of the related 13# .depend files (including for example the lib32 version). 14# 15# These tests increase the build time (albeit by a small amount), so they 16# should be removed once enough time has passed and it is extremely unlikely 17# anyone would try a NO_CLEAN build against an object tree from before the 18# related change. One year should be sufficient. 19 20set -e 21set -u 22 23warn() 24{ 25 echo "$(basename "$0"):" "$@" >&2 26} 27 28err() 29{ 30 warn "$@" 31 exit 1 32} 33 34usage() 35{ 36 echo "usage: $(basename $0) [-v] [-n] objtop" >&2 37} 38 39VERBOSE= 40PRETEND= 41while getopts vn o; do 42 case "$o" in 43 v) 44 VERBOSE=1 45 ;; 46 n) 47 PRETEND=1 48 ;; 49 *) 50 usage 51 exit 1 52 ;; 53 esac 54done 55shift $((OPTIND-1)) 56 57if [ $# -ne 1 ]; then 58 usage 59 exit 1 60fi 61 62OBJTOP=$1 63shift 64if [ ! -d "$OBJTOP" ]; then 65 err "$OBJTOP: Not a directory" 66fi 67 68if [ -z "${MACHINE+set}" ]; then 69 err "MACHINE not set" 70fi 71 72if [ -z "${MACHINE_ARCH+set}" ]; then 73 err "MACHINE_ARCH not set" 74fi 75 76run() 77{ 78 if [ "$VERBOSE" ]; then 79 echo "$@" 80 fi 81 if ! [ "$PRETEND" ]; then 82 "$@" 83 fi 84} 85 86# $1 directory 87# $2 source filename w/o extension 88# $3 source extension 89clean_dep() 90{ 91 if egrep -qw "$2\.$3" "$OBJTOP"/$1/.depend.$2.*o 2>/dev/null; then 92 echo "Removing stale dependencies and objects for $2.$3" 93 run rm -f \ 94 "$OBJTOP"/$1/.depend.$2.* \ 95 "$OBJTOP"/$1/$2.*o 96 fi 97 if egrep -qw "$2\.$3" "$OBJTOP"/obj-lib32/$1/.depend.$2.*o 2>/dev/null; then 98 echo "Removing 32-bit stale dependencies and objects for $2.$3" 99 run rm -f \ 100 "$OBJTOP"/obj-lib32/$1/.depend.$2.* \ 101 "$OBJTOP"/obj-lib32/$1/$2.*o 102 fi 103} 104 105# Date Rev Description 106# 20200310 r358851 rename of openmp's ittnotify_static.c to .cpp 107clean_dep lib/libomp ittnotify_static c 108# 20200414 r359930 closefrom 109clean_dep lib/libc closefrom S 110 111# 20200826 r364746 OpenZFS merge, apply a big hammer (remove whole tree) 112if [ -e "$OBJTOP"/cddl/lib/libzfs/.depend.libzfs_changelist.o ] && \ 113 egrep -qw "cddl/contrib/opensolaris/lib/libzfs/common/libzfs_changelist.c" \ 114 "$OBJTOP"/cddl/lib/libzfs/.depend.libzfs_changelist.o; then 115 echo "Removing old ZFS tree" 116 run rm -rf "$OBJTOP"/cddl "$OBJTOP"/obj-lib32/cddl 117fi 118 119# 20200916 WARNS bumped, need bootstrapped crunchgen stubs 120if [ -e "$OBJTOP"/rescue/rescue/rescue.c ] && \ 121 ! grep -q 'crunched_stub_t' "$OBJTOP"/rescue/rescue/rescue.c; then 122 echo "Removing old rescue(8) tree" 123 run rm -rf "$OBJTOP"/rescue/rescue 124fi 125 126# 20210105 fda7daf06301 pfctl gained its own version of pf_ruleset.c 127if [ -e "$OBJTOP"/sbin/pfctl/.depend.pf_ruleset.o ] && \ 128 egrep -qw "sys/netpfil/pf/pf_ruleset.c" \ 129 "$OBJTOP"/sbin/pfctl/.depend.pf_ruleset.o; then 130 echo "Removing old pf_ruleset dependecy file" 131 run rm -rf "$OBJTOP"/sbin/pfctl/.depend.pf_ruleset.o 132fi 133 134# 20210108 821aa63a0940 non-widechar version of ncurses removed 135if [ -e "$OBJTOP"/lib/ncurses/ncursesw ]; then 136 echo "Removing stale ncurses objects" 137 run rm -rf "$OBJTOP"/lib/ncurses "$OBJTOP"/obj-lib32/lib/ncurses 138fi 139 140# 20210608 f20893853e8e move from atomic.S to atomic.c 141clean_dep cddl/lib/libspl atomic S 142# 20211207 cbdec8db18b5 switch to libthr-friendly pdfork 143clean_dep lib/libc pdfork S 144 145# 20211230 5e6a2d6eb220 libc++.so.1 path changed in ldscript 146if [ -e "$OBJTOP"/lib/libc++/libc++.ld ] && \ 147 fgrep -q "/usr/lib/libc++.so" "$OBJTOP"/lib/libc++/libc++.ld; then 148 echo "Removing old libc++ linker script" 149 run rm -f "$OBJTOP"/lib/libc++/libc++.ld 150fi 151 152# 20220326 fbc002cb72d2 move from bcmp.c to bcmp.S 153if [ "$MACHINE_ARCH" = "amd64" ]; then 154 clean_dep lib/libc bcmp c 155fi 156 157# 20220524 68fe988a40ca kqueue_test binary replaced shell script 158if stat "$OBJTOP"/tests/sys/kqueue/libkqueue/*kqtest* \ 159 "$OBJTOP"/tests/sys/kqueue/libkqueue/.depend.kqtest* >/dev/null 2>&1; then 160 echo "Removing old kqtest" 161 run rm -f "$OBJTOP"/tests/sys/kqueue/libkqueue/.depend.* \ 162 "$OBJTOP"/tests/sys/kqueue/libkqueue/* 163fi 164 165# 20221115 42d10b1b56f2 move from rs.c to rs.cc 166clean_dep usr.bin/rs rs c 167 168# 20230110 bc42155199b5 usr.sbin/zic/zic -> usr.sbin/zic 169if [ -d "$OBJTOP"/usr.sbin/zic/zic ] ; then 170 echo "Removing old zic directory" 171 run rm -rf "$OBJTOP"/usr.sbin/zic/zic 172fi 173 174# 20230208 29c5f8bf9a01 move from mkmakefile.c to mkmakefile.cc 175clean_dep usr.sbin/config mkmakefile c 176# 20230209 83d7ed8af3d9 convert to main.cc and mkoptions.cc 177clean_dep usr.sbin/config main c 178clean_dep usr.sbin/config mkoptions c 179 180# 20230401 54579376c05e kqueue1 from syscall to C wrapper 181clean_dep lib/libc kqueue1 S 182 183# 20230623 b077aed33b7b OpenSSL 3.0 update 184if [ -f "$OBJTOP"/secure/lib/libcrypto/aria.o ]; then 185 echo "Removing old OpenSSL 1.1.1 tree" 186 run rm -rf "$OBJTOP"/secure/lib/libcrypto \ 187 "$OBJTOP"/secure/lib/libssl \ 188 "$OBJTOP"/obj-lib32/secure/lib/libcrypto \ 189 "$OBJTOP"/obj-lib32/secure/lib/libssl 190fi 191 192# 20230714 ee8b0c436d72 replace ffs/fls implementations with clang builtins 193clean_dep lib/libc ffs S 194clean_dep lib/libc ffsl S 195clean_dep lib/libc ffsll S 196clean_dep lib/libc fls S 197clean_dep lib/libc flsl S 198clean_dep lib/libc flsll S 199