7 --enable-debug) DEBUG=yes;;
8 --prefix) PREFIX=$var;;
9 --exec-prefix) EPREFIX=$var;;
10 --bindir) BINDIR=$var;;
11 --mandir) MANDIR=$var;;
12 --datadir) SHAREDIR=$var;;
15 --target) TARGET=$var;;
16 --includedir) INCLUDEDIR=$var;;
17 --sysconfdir) SYSCONFDIR=$var;;
18 --pamdir) PAMDIR=$var;;
19 --localstatedir) LOCALSTATEDIR=$var;;
20 --libdir) LIBDIR=$var;;
21 --datadir|--infodir) ;; # ignore autotools
22 --verbose) unset SILENT;;
23 --pkgconfigdir) PKGCONFIGDIR=$var;;
24 --enable-static) BUILD_STATIC=yes;;
25 --enable-seccomp) BUILD_SECCOMP=yes;;
27 *) echo "$0: WARNING: unknown option $opt" >&2;;
34 cat <<EOF >>$CONFIG_MK
36 PREFIX ?= ${PREFIX:="/usr"}
37 EPREFIX ?= ${EPREFIX:="${PREFIX}"}
38 SHAREDIR ?= ${SHAREDIR:="${PREFIX}/share"}
39 BINDIR ?= ${BINDIR:="${PREFIX}/bin"}
40 MANDIR ?= ${MANDIR:="${SHAREDIR}/man"}
41 SYSCONFDIR?= ${SYSCONFDIR:="/etc"}
42 PAMDIR ?= ${PAMDIR:="${SYSCONFDIR}/pam.d"}
45 if [ -z "$BUILD" ]; then
46 BUILD="$(uname -m)-unknown-$(uname -s | tr '[:upper:]' '[:lower:]')"
48 if [ -z "$HOST" ]; then
49 [ -z "$TARGET" ] && TARGET=$BUILD
52 if [ -z "$TARGET" ]; then
53 [ -z "$HOST" ] && HOST=$BUILD
58 # Derive OS from cpu-manufacturer-os-kernel
70 OS_CFLAGS="-D_DEFAULT_SOURCE -D_GNU_SOURCE -DUID_MAX=60000 -DGID_MAX=60000"
71 printf 'CURDIR := .\n' >>$CONFIG_MK
72 printf 'PAM_DOAS = pam.d__doas__linux\n' >>$CONFIG_MK
76 [ -n "$OS_CFLAGS" ] && \
77 printf 'CFLAGS += %s\n' "$OS_CFLAGS" >>$CONFIG_MK
79 # Add CPPFLAGS/CFLAGS/LDFLAGS to CC for testing features
80 XCC="${CC:=clang} $CFLAGS $OS_CFLAGS $CPPFLAGS $LDFLAGS"
81 # Make sure to disable --as-needed for CC tests.
82 XCC="$XCC -Wl,--no-as-needed"
85 func="$1"; src="$2"; shift 2
86 printf 'Checking for %-14s\t\t' "$func ..."
87 printf '%s\n' "$src" >"_$func.c"
88 $XCC "_$func.c" -o "_$func" 2>/dev/null
90 rm -f "_$func.c" "_$func"
91 if [ $ret -eq 0 ]; then
93 upperfunc="$(printf '%s\n' "$func" | tr '[[:lower:]]' '[[:upper:]]')"
94 printf 'CFLAGS += -DHAVE_%s\n' "$upperfunc" >>$CONFIG_MK
105 explicit_bzero(NULL, 0);
108 check_func "explicit_bzero" "$src" || {
109 printf 'OPENBSD += explicit_bzero.c\n' >>$CONFIG_MK
114 # Check for strlcat().
119 const char s1[] = "foo";
121 strlcat(s2, s1, sizeof(s2));
124 check_func "strlcat" "$src" || {
125 printf 'OPENBSD += strlcat.c\n' >>$CONFIG_MK
129 # Check for strlcpy().
134 const char s1[] = "foo";
136 strlcpy(s2, s1, sizeof(s2));
139 check_func "strlcpy" "$src" || {
140 printf 'OPENBSD += strlcpy.c\n' >>$CONFIG_MK
152 check_func "errc" "$src" || {
153 printf 'OPENBSD += errc.c\n' >>$CONFIG_MK
165 check_func "verrc" "$src" || {
166 printf 'OPENBSD += verrc.c\n' >>$CONFIG_MK
170 # Check for setprogname().
178 check_func "setprogname" "$src" || {
179 printf 'OPENBSD += progname.c\n' >>$CONFIG_MK
183 # Check for readpassphrase().
186 #include <readpassphrase.h>
189 readpassphrase("", buf, sizeof(buf), 0);
192 check_func "readpassphrase" "$src" || {
193 printf 'OPENBSD += readpassphrase.c\n' >>$CONFIG_MK
197 # Check for strtonum().
203 strtonum("", 1, 64, &errstr);
206 check_func "strtonum" "$src" || {
207 printf 'OPENBSD += strtonum.c\n' >>$CONFIG_MK
211 # Check for reallocarray().
216 reallocarray(NULL, 0, 0);
219 check_func "reallocarray" "$src" || {
220 printf 'OPENBSD += reallocarray.c\n' >>$CONFIG_MK
224 # Check for bsd_auth.h.
227 #include <bsd_auth.h>
231 check_func "bsd_auth_h" "$src" || {
232 printf 'OPENBSD += auth_userokay.c\n' >>$CONFIG_MK
236 # Check for login_cap.h.
239 #include <login_cap.h>
243 check_func "login_cap_h" "$src" || {
244 printf 'OPENBSD += setusercontext.c\n' >>$CONFIG_MK
248 # Check for execvpe().
253 const char *p = { "", NULL };
257 check_func "execvpe" "$src" || {
258 printf 'OPENBSD += execvpe.c\n' >>$CONFIG_MK
262 # Check for setresuid().
270 check_func "setresuid" "$src" || {
271 printf 'OPENBSD += setresuid.c\n' >>$CONFIG_MK
275 # Check for pledge().
283 check_func "pledge" "$src" && {
288 # Check for seccomp.h
291 #include <linux/seccomp.h>
292 #include <sys/prctl.h>
295 prctl(PR_SET_SECCOMP, SECCOMP_MODE_FILTER, NULL);
298 [ -z "$have_pledge" -a -n "$BUILD_SECCOMP" ] && \
299 check_func "seccomp_h" "$src" && \
302 printf 'OPENBSD += pledge-seccomp.c\n' >>$CONFIG_MK
305 [ -z "$have_pledge" ] && \
306 printf 'OPENBSD += pledge-noop.c\n' >>$CONFIG_MK