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 if $XCC "_$func.c" -o "_$func" 2>/dev/null; then
90 upperfunc="$(printf '%s\n' "$func" | tr '[[:lower:]]' '[[:upper:]]')"
91 printf 'CFLAGS += -DHAVE_%s\n' "$upperfunc" >>$CONFIG_MK
95 rm -f "_$func.c" "_$func"
101 explicit_bzero(NULL, 0);
104 check_func "explicit_bzero" "$src" || {
105 printf 'OPENBSD += explicit_bzero.c\n' >>$CONFIG_MK
110 # Check for strlcat().
115 const char s1[] = "foo";
117 strlccat(s2, s1, sizeof(s2));
120 check_func "strlcat" "$src" || {
121 printf 'OPENBSD += strlcat.c\n' >>$CONFIG_MK
125 # Check for strlcpy().
130 const char s1[] = "foo";
132 strlcpy(s2, s1, sizeof(s2));
135 check_func "strlcpy" "$src" || {
136 printf 'OPENBSD += strlcpy.c\n' >>$CONFIG_MK
148 check_func "errc" "$src" || {
149 printf 'OPENBSD += errc.c\n' >>$CONFIG_MK
161 check_func "verrc" "$src" || {
162 printf 'OPENBSD += verrc.c\n' >>$CONFIG_MK
166 # Check for setprogname().
174 check_func "setprogname" "$src" || {
175 printf 'OPENBSD += progname.c\n' >>$CONFIG_MK
179 # Check for readpassphrase().
182 #include <readpassphrase.h>
185 readpassphrase("", buf, sizeof(buf), 0);
188 check_func "readpassphrase" "$src" || {
189 printf 'OPENBSD += readpassphrase.c\n' >>$CONFIG_MK
193 # Check for strtonum().
199 strtonum("", 1, 64, &errstr);
202 check_func "strtonum" "$src" || {
203 printf 'OPENBSD += strtonum.c\n' >>$CONFIG_MK
207 # Check for reallocarray().
212 reallocarray(NULL, 0, 0);
215 check_func "reallocarray" "$src" || {
216 printf 'OPENBSD += reallocarray.c\n' >>$CONFIG_MK
220 # Check for bsd_auth.h.
223 #include <bsd_auth.h>
227 check_func "bsd_auth_h" "$src" || {
228 printf 'OPENBSD += auth_userokay.c\n' >>$CONFIG_MK
232 # Check for login_cap.h.
235 #include <login_cap.h>
239 check_func "login_cap_h" "$src" || {
240 printf 'OPENBSD += setusercontext.c\n' >>$CONFIG_MK
244 # Check for execvpe().
249 const char *p = { "", NULL };
253 check_func "execvpe" "$src" || {
254 printf 'OPENBSD += execvpe.c\n' >>$CONFIG_MK
258 # Check for setresuid().
266 check_func "setresuid" "$src" || {
267 printf 'OPENBSD += setresuid.c\n' >>$CONFIG_MK
271 # Check for pledge().
279 check_func "pledge" "$src" && {
284 # Check for seccomp.h
287 #include <linux/seccomp.h>
288 #include <sys/prctl.h>
291 prctl(PR_SET_SECCOMP, SECCOMP_MODE_FILTER, NULL);
294 if [ -n "$have_pledge" -a -n "$BUILD_SECCOMP" ]; then
295 check_func "seccomp_h" "$src" && {
296 printf 'OPENBSD += pledge-seccomp.c\n' >>$CONFIG_MK
298 elif [ -n "$have_pledge" ]; then
299 printf 'OPENBSD += pledge-noop.c\n' >>$CONFIG_MK