1# Makefile to (re-)generate db versions of system database files. 2# Copyright (C) 1996-2022 Free Software Foundation, Inc. 3# This file is part of the GNU C Library. 4# 5 6# The GNU C Library is free software; you can redistribute it and/or 7# modify it under the terms of the GNU Lesser General Public 8# License as published by the Free Software Foundation; either 9# version 2.1 of the License, or (at your option) any later version. 10 11# The GNU C Library is distributed in the hope that it will be useful, 12# but WITHOUT ANY WARRANTY; without even the implied warranty of 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14# Lesser General Public License for more details. 15 16# You should have received a copy of the GNU Lesser General Public 17# License along with the GNU C Library; if not, see 18# <https://www.gnu.org/licenses/>. 19 20DATABASES = $(wildcard /etc/passwd /etc/group /etc/ethers /etc/protocols \ 21 /etc/rpc /etc/services /etc/shadow /etc/gshadow \ 22 /etc/netgroup) 23 24VAR_DB = /var/db 25 26AWK = awk 27MAKEDB = makedb --quiet 28 29all: $(patsubst %,$(VAR_DB)/%.db,$(notdir $(DATABASES))) 30 31 32$(VAR_DB)/passwd.db: /etc/passwd 33 @printf %s "$(patsubst %.db,%,$(@F))... " 34 @$(AWK) 'BEGIN { FS=":"; OFS=":" } \ 35 /^[ \t]*$$/ { next } \ 36 /^[ \t]*#/ { next } \ 37 /^[^#]/ { printf ".%s ", $$1; print; \ 38 printf "=%s ", $$3; print }' $^ | \ 39 $(MAKEDB) -o $@ - 40 @echo "done." 41 42$(VAR_DB)/group.db: /etc/group 43 @printf %s "$(patsubst %.db,%,$(@F))... " 44 @$(AWK) 'BEGIN { FS=":"; OFS=":" } \ 45 /^[ \t]*$$/ { next } \ 46 /^[ \t]*#/ { next } \ 47 /^[^#]/ { printf ".%s ", $$1; print; \ 48 printf "=%s ", $$3; print; \ 49 if ($$4 != "") { \ 50 split($$4, grmems, ","); \ 51 for (memidx in grmems) { \ 52 mem=grmems[memidx]; \ 53 if (members[mem] == "") \ 54 members[mem]=$$3; \ 55 else \ 56 members[mem]=members[mem] "," $$3; \ 57 } \ 58 delete grmems; } } \ 59 END { for (mem in members) \ 60 printf ":%s %s %s\n", mem, mem, members[mem]; }' $^ | \ 61 $(MAKEDB) -o $@ - 62 @echo "done." 63 64$(VAR_DB)/ethers.db: /etc/ethers 65 @printf %s "$(patsubst %.db,%,$(@F))... " 66 @$(AWK) '/^[ \t]*$$/ { next } \ 67 /^[ \t]*#/ { next } \ 68 /^[^#]/ { printf ".%s ", $$1; print; \ 69 printf "=%s ", $$2; print }' $^ | \ 70 $(MAKEDB) -o $@ - 71 @echo "done." 72 73$(VAR_DB)/protocols.db: /etc/protocols 74 @printf %s "$(patsubst %.db,%,$(@F))... " 75 @$(AWK) '/^[ \t]*$$/ { next } \ 76 /^[ \t]*#/ { next } \ 77 /^[^#]/ { printf ".%s ", $$1; print; \ 78 printf "=%s ", $$2; print; \ 79 for (i = 3; i <= NF && !($$i ~ /^#/); ++i) \ 80 { printf ".%s ", $$i; print } }' $^ | \ 81 $(MAKEDB) -o $@ - 82 @echo "done." 83 84$(VAR_DB)/rpc.db: /etc/rpc 85 @printf %s "$(patsubst %.db,%,$(@F))... " 86 @$(AWK) '/^[ \t]*$$/ { next } \ 87 /^[ \t]*#/ { next } \ 88 /^[^#]/ { printf ".%s ", $$1; print; \ 89 printf "=%s ", $$2; print; \ 90 for (i = 3; i <= NF && !($$i ~ /^#/); ++i) \ 91 { printf ".%s ", $$i; print } }' $^ | \ 92 $(MAKEDB) -o $@ - 93 @echo "done." 94 95$(VAR_DB)/services.db: /etc/services 96 @printf %s "$(patsubst %.db,%,$(@F))... " 97 @$(AWK) 'BEGIN { FS="[ \t/]+" } \ 98 /^[ \t]*$$/ { next } \ 99 /^[ \t]*#/ { next } \ 100 /^[^#]/ { sub(/[ \t]*#.*$$/, "");\ 101 printf ":%s/%s ", $$1, $$3; print; \ 102 printf ":%s/ ", $$1; print; \ 103 printf "=%s/%s ", $$2, $$3; print; \ 104 printf "=%s/ ", $$2; print; \ 105 for (i = 4; i <= NF && !($$i ~ /^#/); ++i) \ 106 { printf ":%s/%s ", $$i, $$3; print; \ 107 printf ":%s/ ", $$i; print } }' $^ | \ 108 $(MAKEDB) -o $@ - 109 @echo "done." 110 111$(VAR_DB)/shadow.db: /etc/shadow 112 @printf %s "$(patsubst %.db,%,$(@F))... " 113 @$(AWK) 'BEGIN { FS=":"; OFS=":" } \ 114 /^[ \t]*$$/ { next } \ 115 /^[ \t]*#/ { next } \ 116 /^[^#]/ { printf ".%s ", $$1; print }' $^ | \ 117 (umask 077 && $(MAKEDB) -o $@ -) 118 @echo "done." 119 @if chgrp shadow $@ 2>/dev/null; then \ 120 chmod g+r $@; \ 121 else \ 122 chown 0 $@; chgrp 0 $@; chmod 600 $@; \ 123 echo; \ 124 echo "Warning: The shadow password database $@"; \ 125 echo "has been set to be readable only by root. You may want"; \ 126 echo "to make it readable by the \`shadow' group depending"; \ 127 echo "on your configuration."; \ 128 echo; \ 129 fi 130 131$(VAR_DB)/gshadow.db: /etc/gshadow 132 @printf %s "$(patsubst %.db,%,$(@F))... " 133 @$(AWK) 'BEGIN { FS=":"; OFS=":" } \ 134 /^[ \t]*$$/ { next } \ 135 /^[ \t]*#/ { next } \ 136 /^[^#]/ { printf ".%s ", $$1; print }' $^ | \ 137 (umask 077 && $(MAKEDB) -o $@ -) 138 @echo "done." 139 @if chgrp shadow $@ 2>/dev/null; then \ 140 chmod g+r $@; \ 141 else \ 142 chown 0 $@; chgrp 0 $@; chmod 600 $@; \ 143 echo; \ 144 echo "Warning: The shadow group database $@"; \ 145 echo "has been set to be readable only by root. You may want"; \ 146 echo "to make it readable by the \`shadow' group depending"; \ 147 echo "on your configuration."; \ 148 echo; \ 149 fi 150 151$(VAR_DB)/netgroup.db: /etc/netgroup 152 @printf %s "$(patsubst %.db,%,$(@F))... " 153 @$(AWK) 'BEGIN { ini=1 } \ 154 /^[ \t]*$$/ { next } \ 155 /^[ \t]*#/ { next } \ 156 /^[^#]/ { if (sub(/[ \t]*\\$$/, " ") == 0) end="\n"; \ 157 else end=""; \ 158 gsub(/[ \t]+/, " "); \ 159 sub(/^[ \t]*/, ""); \ 160 if (ini == 0) printf "%s%s", $$0, end; \ 161 else printf ".%s %s%s", $$1, $$0, end; \ 162 ini=end == "" ? 0 : 1; } \ 163 END { if (ini==0) printf "\n" }' $^ | \ 164 $(MAKEDB) -o $@ - 165 @echo "done." 166