1 83f0f95a 2022-09-29 op #!/bin/sh
  2 83f0f95a 2022-09-29 op #
  3 83f0f95a 2022-09-29 op # Copyright (c) 2014, 2015, 2016 Ingo Schwarze <schwarze@openbsd.org>
  4 83f0f95a 2022-09-29 op # Copyright (c) 2017, 2018 Kristaps Dzonsons <kristaps@bsd.lv>
  5 83f0f95a 2022-09-29 op # Copyright (c) 2022 Omar Polo <op@omarpolo.com>
  6 83f0f95a 2022-09-29 op #
  7 83f0f95a 2022-09-29 op # Permission to use, copy, modify, and distribute this software for any
  8 83f0f95a 2022-09-29 op # purpose with or without fee is hereby granted, provided that the above
  9 83f0f95a 2022-09-29 op # copyright notice and this permission notice appear in all copies.
 10 83f0f95a 2022-09-29 op #
 11 83f0f95a 2022-09-29 op # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 12 83f0f95a 2022-09-29 op # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 13 83f0f95a 2022-09-29 op # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 14 83f0f95a 2022-09-29 op # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 15 83f0f95a 2022-09-29 op # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 16 83f0f95a 2022-09-29 op # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 17 83f0f95a 2022-09-29 op # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 18 83f0f95a 2022-09-29 op 
 19 83f0f95a 2022-09-29 op set -e
 20 83f0f95a 2022-09-29 op 
 21 83f0f95a 2022-09-29 op if command -v yacc 2>/dev/null >&2; then
 22 83f0f95a 2022-09-29 op 	YACC=yacc
 23 83f0f95a 2022-09-29 op elif command -v bison 2>/dev/null >&2; then
 24 83f0f95a 2022-09-29 op 	YACC=bison
 25 83f0f95a 2022-09-29 op else
 26 83f0f95a 2022-09-29 op 	YACC=
 27 83f0f95a 2022-09-29 op fi
 28 83f0f95a 2022-09-29 op 
 29 83f0f95a 2022-09-29 op while [ $# -gt 0 ]; do
 30 83f0f95a 2022-09-29 op 	key="${1%%=*}"
 31 83f0f95a 2022-09-29 op 	val="${1#*=}"
 32 83f0f95a 2022-09-29 op 
 33 83f0f95a 2022-09-29 op 	if [ "$1" = "$key" ]; then
 34 83f0f95a 2022-09-29 op 		echo "$0: invalid key-value: $1" >&2
 35 83f0f95a 2022-09-29 op 		exit 1
 36 83f0f95a 2022-09-29 op 	fi
 37 83f0f95a 2022-09-29 op 
 38 83f0f95a 2022-09-29 op 	case "$key" in
 39 83f0f95a 2022-09-29 op 	CC)
 40 83f0f95a 2022-09-29 op 		CC="$val" ;;
 41 83f0f95a 2022-09-29 op 	CFLAGS)
 42 83f0f95a 2022-09-29 op 		CFLAGS="$val" ;;
 43 83f0f95a 2022-09-29 op 	YACC)
 44 83f0f95a 2022-09-29 op 		YACC="$val" ;;
 45 83f0f95a 2022-09-29 op 	esac
 46 83f0f95a 2022-09-29 op 
 47 83f0f95a 2022-09-29 op 	shift
 48 83f0f95a 2022-09-29 op done
 49 83f0f95a 2022-09-29 op 
 50 83f0f95a 2022-09-29 op if [ -z "$YACC" ]; then
 51 83f0f95a 2022-09-29 op 	echo "fatal: can't find yacc or bison." >&2
 52 83f0f95a 2022-09-29 op 	exit 1
 53 83f0f95a 2022-09-29 op fi
 54 83f0f95a 2022-09-29 op 
 55 83f0f95a 2022-09-29 op [ -w config.log ] && mv config.log config.log.old
 56 83f0f95a 2022-09-29 op 
 57 83f0f95a 2022-09-29 op exec 3> config.log
 58 83f0f95a 2022-09-29 op echo "config.log: writing..."
 59 83f0f95a 2022-09-29 op 
 60 83f0f95a 2022-09-29 op CC="${CC:-cc}"
 61 83f0f95a 2022-09-29 op CFLAGS="${CFLAGS:--O2 -pipe} -I."
 62 83f0f95a 2022-09-29 op LIBS="${LIBS:-}"
 63 83f0f95a 2022-09-29 op LDFLAGS="${LDFLAGS:-}"
 64 83f0f95a 2022-09-29 op 
 65 83f0f95a 2022-09-29 op COMPATS=
 66 83f0f95a 2022-09-29 op 
 67 83f0f95a 2022-09-29 op HAVE_ERR=
 68 83f0f95a 2022-09-29 op HAVE_FREEZERO=
 69 83f0f95a 2022-09-29 op HAVE_GETEXECNAME=
 70 83f0f95a 2022-09-29 op HAVE_GETPROGNAME=
 71 83f0f95a 2022-09-29 op HAVE_PLEDGE=
 72 83f0f95a 2022-09-29 op HAVE_REALLOCARRAY=
 73 83f0f95a 2022-09-29 op HAVE_STRLCAT=
 74 83f0f95a 2022-09-29 op HAVE_STRLCPY=
 75 83f0f95a 2022-09-29 op HAVE_STRTONUM=
 76 83f0f95a 2022-09-29 op HAVE_SYS_QUEUE=
 77 83f0f95a 2022-09-29 op HAVE_VASPRINTF=
 78 83f0f95a 2022-09-29 op HAVE___PROGNAME=
 79 83f0f95a 2022-09-29 op 
 80 83f0f95a 2022-09-29 op # singletest message var extra-cflags extra-libs
 81 83f0f95a 2022-09-29 op singletest() {
 82 83f0f95a 2022-09-29 op 	cat >&3 <<EOF
 83 83f0f95a 2022-09-29 op ${1}: testing...
 84 83f0f95a 2022-09-29 op $CC ./../tests/${1}.c -Werror $3 -o test-$1 $LDFLAGS $4
 85 83f0f95a 2022-09-29 op EOF
 86 83f0f95a 2022-09-29 op 	if $CC ./../tests/${1}.c -Werror $3 -o test-$1 $LDFLAGS $4 >&3 2>&3; then
 87 83f0f95a 2022-09-29 op 		rm -f test-${1} test-${1}.d
 88 83f0f95a 2022-09-29 op 
 89 83f0f95a 2022-09-29 op 		if [ -n "$3" ]; then
 90 83f0f95a 2022-09-29 op 			echo "${1}: $CC $3 succeeded" >&3
 91 83f0f95a 2022-09-29 op 			echo "${1} ($3): yes"
 92 83f0f95a 2022-09-29 op 		elif [ -n "${4}" ]; then
 93 83f0f95a 2022-09-29 op 			echo "${1}: $CC $4 succeeded" >&3
 94 83f0f95a 2022-09-29 op 			echo "${1} ($4): yes"
 95 83f0f95a 2022-09-29 op 		else
 96 83f0f95a 2022-09-29 op 			echo "${1}: $CC succeeded" >&3
 97 83f0f95a 2022-09-29 op 			echo "${1}: yes"
 98 83f0f95a 2022-09-29 op 		fi
 99 83f0f95a 2022-09-29 op 		echo >&3
100 83f0f95a 2022-09-29 op 
101 83f0f95a 2022-09-29 op 		return 0
102 83f0f95a 2022-09-29 op 	fi
103 83f0f95a 2022-09-29 op 
104 83f0f95a 2022-09-29 op 	if [ -n "$3" ]; then
105 83f0f95a 2022-09-29 op 		echo "${1}: $CC $3 failed with $?" >&3
106 83f0f95a 2022-09-29 op 		echo "${1} ($3): no"
107 83f0f95a 2022-09-29 op 	elif [ -n "${4}" ]; then
108 83f0f95a 2022-09-29 op 		echo "${1}: $CC $4 failed with $?" >&3
109 83f0f95a 2022-09-29 op 		echo "${1} ($4): no"
110 83f0f95a 2022-09-29 op 	else
111 83f0f95a 2022-09-29 op 		echo "${1}: $CC failed with $?" >&3
112 83f0f95a 2022-09-29 op 		echo "${1}: no"
113 83f0f95a 2022-09-29 op 	fi
114 83f0f95a 2022-09-29 op 	echo >&3
115 83f0f95a 2022-09-29 op 
116 83f0f95a 2022-09-29 op 	return 1
117 83f0f95a 2022-09-29 op }
118 83f0f95a 2022-09-29 op 
119 83f0f95a 2022-09-29 op # runtest message var extra-cflags extra-libs pkgconfig-name
120 83f0f95a 2022-09-29 op runtest() {
121 83f0f95a 2022-09-29 op 	if singletest "$1" "$2" "" ""; then
122 83f0f95a 2022-09-29 op 		eval HAVE_${2}=1
123 83f0f95a 2022-09-29 op 		return 0
124 83f0f95a 2022-09-29 op 	fi
125 83f0f95a 2022-09-29 op 
126 83f0f95a 2022-09-29 op 	if [ -n "$3" -o -n "$4" ]; then
127 83f0f95a 2022-09-29 op 		echo "retrying with ${3+$3 }$4" >&3
128 83f0f95a 2022-09-29 op 		if singletest "$1" "$2" "$3" "$4"; then
129 83f0f95a 2022-09-29 op 			if [ -n "$3" ]; then
130 83f0f95a 2022-09-29 op 				CFLAGS="$CFLAGS $3"
131 83f0f95a 2022-09-29 op 			fi
132 83f0f95a 2022-09-29 op 			if [ -n "${4}" ]; then
133 83f0f95a 2022-09-29 op 				LIBS="$LIBS $4"
134 83f0f95a 2022-09-29 op 			fi
135 83f0f95a 2022-09-29 op 			eval HAVE_${2}=1
136 83f0f95a 2022-09-29 op 			return 0
137 83f0f95a 2022-09-29 op 		fi
138 83f0f95a 2022-09-29 op 	fi
139 83f0f95a 2022-09-29 op 
140 83f0f95a 2022-09-29 op 	if [ -f ./../compat/${1}.c ]; then
141 83f0f95a 2022-09-29 op 		COMPATS="${1}.o $COMPATS"
142 83f0f95a 2022-09-29 op 	fi
143 83f0f95a 2022-09-29 op 
144 83f0f95a 2022-09-29 op 	eval HAVE_${2}=0
145 83f0f95a 2022-09-29 op 	return 1
146 83f0f95a 2022-09-29 op }
147 83f0f95a 2022-09-29 op 
148 83f0f95a 2022-09-29 op if runtest MMD _MMD -MMD >/dev/null; then
149 83f0f95a 2022-09-29 op 	echo "adding -MMD to CFLAGS" >&2
150 83f0f95a 2022-09-29 op 	echo "adding -MMD to CFLAGS" >&3
151 83f0f95a 2022-09-29 op fi
152 83f0f95a 2022-09-29 op 
153 83f0f95a 2022-09-29 op runtest err		ERR					|| true
154 83f0f95a 2022-09-29 op runtest freezero	FREEZERO				|| true
155 83f0f95a 2022-09-29 op runtest getexecname	GETEXECNAME				|| true
156 83f0f95a 2022-09-29 op runtest getprogname	GETPROGNAME				|| true
157 83f0f95a 2022-09-29 op runtest pledge		PLEDGE					|| true
158 83f0f95a 2022-09-29 op runtest reallocarray	REALLOCARRAY -D_OPENBSD_SOURCE		|| true
159 83f0f95a 2022-09-29 op runtest strlcat		STRLCAT					|| true
160 83f0f95a 2022-09-29 op runtest strlcpy		STRLCPY					|| true
161 83f0f95a 2022-09-29 op runtest strtonum	STRTONUM				|| true
162 83f0f95a 2022-09-29 op runtest sys_queue	SYS_QUEUE				|| true
163 83f0f95a 2022-09-29 op runtest vasprintf	VASPRINTF -D_GNU_SOURCE			|| true
164 83f0f95a 2022-09-29 op runtest __progname	__PROGNAME				|| true
165 83f0f95a 2022-09-29 op 
166 83f0f95a 2022-09-29 op if [ "${HAVE_SYS_QUEUE}" -eq 0 ]; then
167 83f0f95a 2022-09-29 op 	CFLAGS="-I ./../compat/sys ${CFLAGS}"
168 83f0f95a 2022-09-29 op fi
169 83f0f95a 2022-09-29 op 
170 83f0f95a 2022-09-29 op if [ -n "${COMPATS}" ]; then
171 83f0f95a 2022-09-29 op 	CFLAGS="-I ./../compat/ ${CFLAGS}"
172 83f0f95a 2022-09-29 op fi
173 83f0f95a 2022-09-29 op 
174 83f0f95a 2022-09-29 op exec > config.h
175 83f0f95a 2022-09-29 op echo "config.h: writing..." >&2
176 83f0f95a 2022-09-29 op 
177 83f0f95a 2022-09-29 op cat <<EOF
178 83f0f95a 2022-09-29 op #ifndef CONFIG_H
179 83f0f95a 2022-09-29 op #define CONFIG_H
180 83f0f95a 2022-09-29 op 
181 83f0f95a 2022-09-29 op #ifdef __cplusplus
182 83f0f95a 2022-09-29 op # error "Do not use C++: this is a C application."
183 83f0f95a 2022-09-29 op #endif
184 83f0f95a 2022-09-29 op 
185 83f0f95a 2022-09-29 op #define HAVE_ERR		${HAVE_ERR}
186 83f0f95a 2022-09-29 op #define HAVE_FREEZERO		${HAVE_FREEZERO}
187 83f0f95a 2022-09-29 op #define HAVE_GETEXECNAME	${HAVE_GETEXECNAME}
188 83f0f95a 2022-09-29 op #define HAVE_GETPROGNAME	${HAVE_GETPROGNAME}
189 83f0f95a 2022-09-29 op #define HAVE_PLEDGE		${HAVE_PLEDGE}
190 83f0f95a 2022-09-29 op #define HAVE_REALLOCARRAY	${HAVE_REALLOCARRAY}
191 83f0f95a 2022-09-29 op #define HAVE_STRLCAT		${HAVE_STRLCAT}
192 83f0f95a 2022-09-29 op #define HAVE_STRLCPY		${HAVE_STRLCPY}
193 83f0f95a 2022-09-29 op #define HAVE_STRTONUM		${HAVE_STRTONUM}
194 83f0f95a 2022-09-29 op #define HAVE_SYS_QUEUE		${HAVE_SYS_QUEUE}
195 83f0f95a 2022-09-29 op #define HAVE_VASPRINTF		${HAVE_VASPRINTF}
196 83f0f95a 2022-09-29 op #define HAVE___PROGNAME		${HAVE___PROGNAME}
197 83f0f95a 2022-09-29 op 
198 83f0f95a 2022-09-29 op #endif
199 83f0f95a 2022-09-29 op EOF
200 83f0f95a 2022-09-29 op 
201 83f0f95a 2022-09-29 op exec > config.mk
202 83f0f95a 2022-09-29 op echo "config.mk: writing..." >&2
203 83f0f95a 2022-09-29 op 
204 83f0f95a 2022-09-29 op cat <<EOF
205 83f0f95a 2022-09-29 op CC =		${CC}
206 83f0f95a 2022-09-29 op CFLAGS =	${CFLAGS}
207 83f0f95a 2022-09-29 op LIBS =		${LIBS}
208 83f0f95a 2022-09-29 op LDFLAGS =	${LDFLAGS}
209 83f0f95a 2022-09-29 op YACC =		${YACC}
210 83f0f95a 2022-09-29 op 
211 83f0f95a 2022-09-29 op COBJS =	${COMPATS}
212 83f0f95a 2022-09-29 op 
213 83f0f95a 2022-09-29 op INSTALL=	install
214 83f0f95a 2022-09-29 op INSTALL_PROGRAM=\${INSTALL} -m 0555
215 83f0f95a 2022-09-29 op INSTALL_LIB=	\${INSTALL} -m 0444
216 83f0f95a 2022-09-29 op INSTALL_MAN=	\${INSTALL} -m 0444
217 83f0f95a 2022-09-29 op INSTALL_DATA=	\${INSTALL} -m 0444
218 83f0f95a 2022-09-29 op 
219 83f0f95a 2022-09-29 op EOF
220 83f0f95a 2022-09-29 op 
221 83f0f95a 2022-09-29 op for c in ${COMPATS}; do
222 83f0f95a 2022-09-29 op 	src="../compat/${c%.o}.c"
223 83f0f95a 2022-09-29 op 	cat <<EOF
224 83f0f95a 2022-09-29 op $c: $src
225 83f0f95a 2022-09-29 op 	\${CC} \${CFLAGS} -c $src -o \$@
226 83f0f95a 2022-09-29 op EOF
227 83f0f95a 2022-09-29 op done
228 83f0f95a 2022-09-29 op 
229 83f0f95a 2022-09-29 op echo "done!" >&2
230 83f0f95a 2022-09-29 op echo >&2