1 014c66b6 2023-06-25 op #!/bin/sh
  2 014c66b6 2023-06-25 op #
  3 014c66b6 2023-06-25 op # Copyright (c) 2014, 2015, 2016 Ingo Schwarze <schwarze@openbsd.org>
  4 014c66b6 2023-06-25 op # Copyright (c) 2017, 2018 Kristaps Dzonsons <kristaps@bsd.lv>
  5 014c66b6 2023-06-25 op # Copyright (c) 2022 Omar Polo <op@omarpolo.com>
  6 014c66b6 2023-06-25 op #
  7 014c66b6 2023-06-25 op # Permission to use, copy, modify, and distribute this software for any
  8 014c66b6 2023-06-25 op # purpose with or without fee is hereby granted, provided that the above
  9 014c66b6 2023-06-25 op # copyright notice and this permission notice appear in all copies.
 10 014c66b6 2023-06-25 op #
 11 014c66b6 2023-06-25 op # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 12 014c66b6 2023-06-25 op # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 13 014c66b6 2023-06-25 op # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 14 014c66b6 2023-06-25 op # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 15 014c66b6 2023-06-25 op # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 16 014c66b6 2023-06-25 op # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 17 014c66b6 2023-06-25 op # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 18 014c66b6 2023-06-25 op 
 19 014c66b6 2023-06-25 op set -e
 20 014c66b6 2023-06-25 op 
 21 014c66b6 2023-06-25 op if command -v yacc 2>/dev/null >&2; then
 22 014c66b6 2023-06-25 op 	YACC=yacc
 23 014c66b6 2023-06-25 op elif command -v bison 2>/dev/null >&2; then
 24 014c66b6 2023-06-25 op 	YACC=bison
 25 014c66b6 2023-06-25 op else
 26 014c66b6 2023-06-25 op 	YACC=
 27 014c66b6 2023-06-25 op fi
 28 014c66b6 2023-06-25 op 
 29 014c66b6 2023-06-25 op while [ $# -gt 0 ]; do
 30 014c66b6 2023-06-25 op 	key="${1%%=*}"
 31 014c66b6 2023-06-25 op 	val="${1#*=}"
 32 014c66b6 2023-06-25 op 
 33 014c66b6 2023-06-25 op 	if [ "$1" = "$key" ]; then
 34 014c66b6 2023-06-25 op 		echo "$0: invalid key-value: $1" >&2
 35 014c66b6 2023-06-25 op 		exit 1
 36 014c66b6 2023-06-25 op 	fi
 37 014c66b6 2023-06-25 op 
 38 014c66b6 2023-06-25 op 	case "$key" in
 39 014c66b6 2023-06-25 op 	CC)
 40 014c66b6 2023-06-25 op 		CC="$val" ;;
 41 014c66b6 2023-06-25 op 	CFLAGS)
 42 014c66b6 2023-06-25 op 		CFLAGS="$val" ;;
 43 014c66b6 2023-06-25 op 	YACC)
 44 014c66b6 2023-06-25 op 		YACC="$val" ;;
 45 014c66b6 2023-06-25 op 	esac
 46 014c66b6 2023-06-25 op 
 47 014c66b6 2023-06-25 op 	shift
 48 014c66b6 2023-06-25 op done
 49 014c66b6 2023-06-25 op 
 50 014c66b6 2023-06-25 op if [ -z "$YACC" ]; then
 51 014c66b6 2023-06-25 op 	echo "fatal: can't find yacc or bison." >&2
 52 014c66b6 2023-06-25 op 	exit 1
 53 014c66b6 2023-06-25 op fi
 54 014c66b6 2023-06-25 op 
 55 014c66b6 2023-06-25 op [ -w config.log ] && mv config.log config.log.old
 56 014c66b6 2023-06-25 op 
 57 014c66b6 2023-06-25 op exec 3> config.log
 58 014c66b6 2023-06-25 op echo "config.log: writing..."
 59 014c66b6 2023-06-25 op 
 60 014c66b6 2023-06-25 op CC="${CC:-cc}"
 61 014c66b6 2023-06-25 op CFLAGS="${CFLAGS:--O2 -pipe} -I."
 62 014c66b6 2023-06-25 op LIBS="${LIBS:-}"
 63 014c66b6 2023-06-25 op LDFLAGS="${LDFLAGS:-}"
 64 014c66b6 2023-06-25 op 
 65 014c66b6 2023-06-25 op COMPATS=
 66 014c66b6 2023-06-25 op 
 67 014c66b6 2023-06-25 op HAVE_ERR=
 68 014c66b6 2023-06-25 op HAVE_FREEZERO=
 69 014c66b6 2023-06-25 op HAVE_GETEXECNAME=
 70 014c66b6 2023-06-25 op HAVE_GETPROGNAME=
 71 014c66b6 2023-06-25 op HAVE_PLEDGE=
 72 014c66b6 2023-06-25 op HAVE_REALLOCARRAY=
 73 014c66b6 2023-06-25 op HAVE_STRLCAT=
 74 014c66b6 2023-06-25 op HAVE_STRLCPY=
 75 014c66b6 2023-06-25 op HAVE_STRTONUM=
 76 014c66b6 2023-06-25 op HAVE_SYS_QUEUE=
 77 014c66b6 2023-06-25 op HAVE_UNVEIL=
 78 014c66b6 2023-06-25 op HAVE_VASPRINTF=
 79 014c66b6 2023-06-25 op HAVE___PROGNAME=
 80 014c66b6 2023-06-25 op 
 81 014c66b6 2023-06-25 op # singletest message var extra-cflags extra-libs
 82 014c66b6 2023-06-25 op singletest() {
 83 014c66b6 2023-06-25 op 	cat >&3 <<EOF
 84 014c66b6 2023-06-25 op ${1}: testing...
 85 014c66b6 2023-06-25 op $CC ./../tests/${1}.c -Werror $3 -o test-$1 $LDFLAGS $4
 86 014c66b6 2023-06-25 op EOF
 87 014c66b6 2023-06-25 op 	if $CC ./../tests/${1}.c -Werror $3 -o test-$1 $LDFLAGS $4 >&3 2>&3; then
 88 014c66b6 2023-06-25 op 		rm -f test-${1} test-${1}.d
 89 014c66b6 2023-06-25 op 
 90 014c66b6 2023-06-25 op 		if [ -n "$3" ]; then
 91 014c66b6 2023-06-25 op 			echo "${1}: $CC $3 succeeded" >&3
 92 014c66b6 2023-06-25 op 			echo "${1} ($3): yes"
 93 014c66b6 2023-06-25 op 		elif [ -n "${4}" ]; then
 94 014c66b6 2023-06-25 op 			echo "${1}: $CC $4 succeeded" >&3
 95 014c66b6 2023-06-25 op 			echo "${1} ($4): yes"
 96 014c66b6 2023-06-25 op 		else
 97 014c66b6 2023-06-25 op 			echo "${1}: $CC succeeded" >&3
 98 014c66b6 2023-06-25 op 			echo "${1}: yes"
 99 014c66b6 2023-06-25 op 		fi
100 014c66b6 2023-06-25 op 		echo >&3
101 014c66b6 2023-06-25 op 
102 014c66b6 2023-06-25 op 		return 0
103 014c66b6 2023-06-25 op 	fi
104 014c66b6 2023-06-25 op 
105 014c66b6 2023-06-25 op 	if [ -n "$3" ]; then
106 014c66b6 2023-06-25 op 		echo "${1}: $CC $3 failed with $?" >&3
107 014c66b6 2023-06-25 op 		echo "${1} ($3): no"
108 014c66b6 2023-06-25 op 	elif [ -n "${4}" ]; then
109 014c66b6 2023-06-25 op 		echo "${1}: $CC $4 failed with $?" >&3
110 014c66b6 2023-06-25 op 		echo "${1} ($4): no"
111 014c66b6 2023-06-25 op 	else
112 014c66b6 2023-06-25 op 		echo "${1}: $CC failed with $?" >&3
113 014c66b6 2023-06-25 op 		echo "${1}: no"
114 014c66b6 2023-06-25 op 	fi
115 014c66b6 2023-06-25 op 	echo >&3
116 014c66b6 2023-06-25 op 
117 014c66b6 2023-06-25 op 	return 1
118 014c66b6 2023-06-25 op }
119 014c66b6 2023-06-25 op 
120 014c66b6 2023-06-25 op # runtest message var extra-cflags extra-libs pkgconfig-name
121 014c66b6 2023-06-25 op runtest() {
122 014c66b6 2023-06-25 op 	if singletest "$1" "$2" "" ""; then
123 014c66b6 2023-06-25 op 		eval HAVE_${2}=1
124 014c66b6 2023-06-25 op 		return 0
125 014c66b6 2023-06-25 op 	fi
126 014c66b6 2023-06-25 op 
127 014c66b6 2023-06-25 op 	if [ -n "$3" -o -n "$4" ]; then
128 014c66b6 2023-06-25 op 		echo "retrying with ${3+$3 }$4" >&3
129 014c66b6 2023-06-25 op 		if singletest "$1" "$2" "$3" "$4"; then
130 014c66b6 2023-06-25 op 			if [ -n "$3" ]; then
131 014c66b6 2023-06-25 op 				CFLAGS="$CFLAGS $3"
132 014c66b6 2023-06-25 op 			fi
133 014c66b6 2023-06-25 op 			if [ -n "${4}" ]; then
134 014c66b6 2023-06-25 op 				LIBS="$LIBS $4"
135 014c66b6 2023-06-25 op 			fi
136 014c66b6 2023-06-25 op 			eval HAVE_${2}=1
137 014c66b6 2023-06-25 op 			return 0
138 014c66b6 2023-06-25 op 		fi
139 014c66b6 2023-06-25 op 	fi
140 014c66b6 2023-06-25 op 
141 014c66b6 2023-06-25 op 	if [ -f ./../compat/${1}.c ]; then
142 014c66b6 2023-06-25 op 		COMPATS="${1}.o $COMPATS"
143 014c66b6 2023-06-25 op 	fi
144 014c66b6 2023-06-25 op 
145 014c66b6 2023-06-25 op 	eval HAVE_${2}=0
146 014c66b6 2023-06-25 op 	return 1
147 014c66b6 2023-06-25 op }
148 014c66b6 2023-06-25 op 
149 014c66b6 2023-06-25 op if runtest MMD _MMD -MMD >/dev/null; then
150 014c66b6 2023-06-25 op 	echo "adding -MMD to CFLAGS" >&2
151 014c66b6 2023-06-25 op 	echo "adding -MMD to CFLAGS" >&3
152 014c66b6 2023-06-25 op fi
153 014c66b6 2023-06-25 op 
154 014c66b6 2023-06-25 op runtest err		ERR					|| true
155 014c66b6 2023-06-25 op runtest freezero	FREEZERO				|| true
156 014c66b6 2023-06-25 op runtest getexecname	GETEXECNAME				|| true
157 014c66b6 2023-06-25 op runtest getprogname	GETPROGNAME				|| true
158 014c66b6 2023-06-25 op runtest pledge		PLEDGE					|| true
159 014c66b6 2023-06-25 op runtest reallocarray	REALLOCARRAY -D_OPENBSD_SOURCE		|| true
160 014c66b6 2023-06-25 op runtest strlcat		STRLCAT					|| true
161 014c66b6 2023-06-25 op runtest strlcpy		STRLCPY					|| true
162 014c66b6 2023-06-25 op runtest strtonum	STRTONUM				|| true
163 014c66b6 2023-06-25 op runtest sys_queue	SYS_QUEUE				|| true
164 014c66b6 2023-06-25 op runtest unveil		UNVEIL					|| true
165 014c66b6 2023-06-25 op runtest vasprintf	VASPRINTF -D_GNU_SOURCE			|| true
166 014c66b6 2023-06-25 op runtest __progname	__PROGNAME				|| true
167 014c66b6 2023-06-25 op 
168 014c66b6 2023-06-25 op if [ "${HAVE_SYS_QUEUE}" -eq 0 ]; then
169 014c66b6 2023-06-25 op 	CFLAGS="-I ./../compat/sys ${CFLAGS}"
170 014c66b6 2023-06-25 op fi
171 014c66b6 2023-06-25 op 
172 014c66b6 2023-06-25 op if [ -n "${COMPATS}" ]; then
173 014c66b6 2023-06-25 op 	CFLAGS="-I ./../compat/ ${CFLAGS}"
174 014c66b6 2023-06-25 op fi
175 014c66b6 2023-06-25 op 
176 014c66b6 2023-06-25 op exec > config.h
177 014c66b6 2023-06-25 op echo "config.h: writing..." >&2
178 014c66b6 2023-06-25 op 
179 014c66b6 2023-06-25 op cat <<EOF
180 014c66b6 2023-06-25 op #ifndef CONFIG_H
181 014c66b6 2023-06-25 op #define CONFIG_H
182 014c66b6 2023-06-25 op 
183 014c66b6 2023-06-25 op #ifdef __cplusplus
184 014c66b6 2023-06-25 op # error "Do not use C++: this is a C application."
185 014c66b6 2023-06-25 op #endif
186 014c66b6 2023-06-25 op 
187 014c66b6 2023-06-25 op #define HAVE_ERR		${HAVE_ERR}
188 014c66b6 2023-06-25 op #define HAVE_FREEZERO		${HAVE_FREEZERO}
189 014c66b6 2023-06-25 op #define HAVE_GETEXECNAME	${HAVE_GETEXECNAME}
190 014c66b6 2023-06-25 op #define HAVE_GETPROGNAME	${HAVE_GETPROGNAME}
191 014c66b6 2023-06-25 op #define HAVE_PLEDGE		${HAVE_PLEDGE}
192 014c66b6 2023-06-25 op #define HAVE_REALLOCARRAY	${HAVE_REALLOCARRAY}
193 014c66b6 2023-06-25 op #define HAVE_STRLCAT		${HAVE_STRLCAT}
194 014c66b6 2023-06-25 op #define HAVE_STRLCPY		${HAVE_STRLCPY}
195 014c66b6 2023-06-25 op #define HAVE_STRTONUM		${HAVE_STRTONUM}
196 014c66b6 2023-06-25 op #define HAVE_SYS_QUEUE		${HAVE_SYS_QUEUE}
197 014c66b6 2023-06-25 op #define HAVE_UNVEIL		${HAVE_UNVEIL}
198 014c66b6 2023-06-25 op #define HAVE_VASPRINTF		${HAVE_VASPRINTF}
199 014c66b6 2023-06-25 op #define HAVE___PROGNAME		${HAVE___PROGNAME}
200 014c66b6 2023-06-25 op 
201 014c66b6 2023-06-25 op #endif
202 014c66b6 2023-06-25 op EOF
203 014c66b6 2023-06-25 op 
204 014c66b6 2023-06-25 op exec > config.mk
205 014c66b6 2023-06-25 op echo "config.mk: writing..." >&2
206 014c66b6 2023-06-25 op 
207 014c66b6 2023-06-25 op cat <<EOF
208 014c66b6 2023-06-25 op CC =		${CC}
209 014c66b6 2023-06-25 op CFLAGS =	${CFLAGS}
210 014c66b6 2023-06-25 op LIBS =		${LIBS}
211 014c66b6 2023-06-25 op LDFLAGS =	${LDFLAGS}
212 014c66b6 2023-06-25 op YACC =		${YACC}
213 014c66b6 2023-06-25 op 
214 014c66b6 2023-06-25 op COBJS =	${COMPATS}
215 014c66b6 2023-06-25 op 
216 014c66b6 2023-06-25 op INSTALL=	install
217 014c66b6 2023-06-25 op INSTALL_PROGRAM=\${INSTALL} -m 0555
218 014c66b6 2023-06-25 op INSTALL_LIB=	\${INSTALL} -m 0444
219 014c66b6 2023-06-25 op INSTALL_MAN=	\${INSTALL} -m 0444
220 014c66b6 2023-06-25 op INSTALL_DATA=	\${INSTALL} -m 0444
221 014c66b6 2023-06-25 op 
222 014c66b6 2023-06-25 op EOF
223 014c66b6 2023-06-25 op 
224 014c66b6 2023-06-25 op for c in ${COMPATS}; do
225 014c66b6 2023-06-25 op 	src="../compat/${c%.o}.c"
226 014c66b6 2023-06-25 op 	cat <<EOF
227 014c66b6 2023-06-25 op $c: $src
228 014c66b6 2023-06-25 op 	\${CC} \${CFLAGS} -c $src -o \$@
229 014c66b6 2023-06-25 op EOF
230 014c66b6 2023-06-25 op done
231 014c66b6 2023-06-25 op 
232 014c66b6 2023-06-25 op echo "done!" >&2
233 014c66b6 2023-06-25 op echo >&2