Add linux support #4
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@@ -8,3 +8,5 @@ version.h | |
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| *.swp | ||
| *.swo | ||
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| config.mk | ||
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@@ -16,7 +16,3 @@ LDFLAGS+= -lpam | |
| include bsd.prog.mk | ||
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| doas.o: version.h | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,300 @@ | ||
| #!/bin/sh | ||
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| for x; do | ||
| opt=${x%%=*} | ||
| var=${x#*=} | ||
| case "$opt" in | ||
| --enable-debug) DEBUG=yes;; | ||
| --prefix) PREFIX=$var;; | ||
| --exec-prefix) EPREFIX=$var;; | ||
| --bindir) BINDIR=$var;; | ||
| --mandir) MANDIR=$var;; | ||
| --datadir) SHAREDIR=$var;; | ||
| --build) BUILD=$var;; | ||
| --host) HOST=$var;; | ||
| --target) TARGET=$var;; | ||
| --includedir) INCLUDEDIR=$var;; | ||
| --sysconfdir) SYSCONFDIR=$var;; | ||
| --pamdir) PAMDIR=$var;; | ||
| --localstatedir) LOCALSTATEDIR=$var;; | ||
| --libdir) LIBDIR=$var;; | ||
| --datadir|--infodir) ;; # ignore autotools | ||
| --verbose) unset SILENT;; | ||
| --pkgconfigdir) PKGCONFIGDIR=$var;; | ||
| --enable-static) BUILD_STATIC=yes;; | ||
| --enable-seccomp) BUILD_SECCOMP=yes;; | ||
| --help) usage;; | ||
| *) echo "$0: WARNING: unknown option $opt" >&2;; | ||
| esac | ||
| done | ||
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| CONFIG_MK=config.mk | ||
| rm -f "$CONFIG_MK" | ||
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| cat <<EOF >>$CONFIG_MK | ||
| DESTDIR ?= / | ||
| PREFIX ?= ${PREFIX:="/usr"} | ||
| EPREFIX ?= ${EPREFIX:="${PREFIX}"} | ||
| SHAREDIR ?= ${SHAREDIR:="${PREFIX}/share"} | ||
| BINDIR ?= ${BINDIR:="${PREFIX}/bin"} | ||
| MANDIR ?= ${MANDIR:="${SHAREDIR}/man"} | ||
| SYSCONFDIR?= ${SYSCONFDIR:="/etc"} | ||
| PAMDIR ?= ${PAMDIR:="${SYSCONFDIR}/pam.d"} | ||
| EOF | ||
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| if [ -z "$BUILD" ]; then | ||
| BUILD="$(uname -m)-unknown-$(uname -s | tr '[:upper:]' '[:lower:]')" | ||
| fi | ||
| if [ -z "$HOST" ]; then | ||
| [ -z "$TARGET" ] && TARGET=$BUILD | ||
| HOST=$TARGET | ||
| fi | ||
| if [ -z "$TARGET" ]; then | ||
| [ -z "$HOST" ] && HOST=$BUILD | ||
| TARGET=$HOST | ||
| fi | ||
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| if [ -z "$OS" ]; then | ||
| # Derive OS from cpu-manufacturer-os-kernel | ||
| CPU=${TARGET%%-*} | ||
| REST=${TARGET#*-} | ||
| MANU=${REST%%-*} | ||
| REST=${REST#*-} | ||
| OS=${REST%%-*} | ||
| REST=${REST#*-} | ||
| KERNEL=${REST%%-*} | ||
| fi | ||
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| case "$OS" in | ||
| linux) | ||
| OS_CFLAGS="-D_DEFAULT_SOURCE -D_GNU_SOURCE -DUID_MAX=60000 -DGID_MAX=60000" | ||
| printf 'CURDIR := .\n' >>$CONFIG_MK | ||
| printf 'PAM_DOAS = pam.d__doas__linux\n' >>$CONFIG_MK | ||
| ;; | ||
| esac | ||
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| [ -n "$OS_CFLAGS" ] && \ | ||
| printf 'CFLAGS += %s\n' "$OS_CFLAGS" >>$CONFIG_MK | ||
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| # Add CPPFLAGS/CFLAGS/LDFLAGS to CC for testing features | ||
| XCC="${CC:=clang} $CFLAGS $OS_CFLAGS $CPPFLAGS $LDFLAGS" | ||
| # Make sure to disable --as-needed for CC tests. | ||
| XCC="$XCC -Wl,--no-as-needed" | ||
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| check_func() { | ||
| func="$1"; src="$2"; shift 2 | ||
| printf 'Checking for %-14s\t\t' "$func ..." | ||
| printf '%s\n' "$src" >"_$func.c" | ||
| if $XCC "_$func.c" -o "_$func" 2>/dev/null; then | ||
| printf 'yes.\n' | ||
| upperfunc="$(printf '%s\n' "$func" | tr '[[:lower:]]' '[[:upper:]]')" | ||
| printf 'CFLAGS += -DHAVE_%s\n' "$upperfunc" >>$CONFIG_MK | ||
| else | ||
| printf 'no.\n' | ||
| fi | ||
| rm -f "_$func.c" "_$func" | ||
| } | ||
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| src=' | ||
| #include <string.h> | ||
| int main(void) { | ||
| explicit_bzero(NULL, 0); | ||
| return 0; | ||
| }' | ||
| check_func "explicit_bzero" "$src" || { | ||
| printf 'OPENBSD += explicit_bzero.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for strlcat(). | ||
| # | ||
| src=' | ||
| #include <string.h> | ||
| int main(void) { | ||
| const char s1[] = "foo"; | ||
| char s2[10]; | ||
| strlccat(s2, s1, sizeof(s2)); | ||
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| return 0; | ||
| }' | ||
| check_func "strlcat" "$src" || { | ||
| printf 'OPENBSD += strlcat.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for strlcpy(). | ||
| # | ||
| src=' | ||
| #include <string.h> | ||
| int main(void) { | ||
| const char s1[] = "foo"; | ||
| char s2[10]; | ||
| strlcpy(s2, s1, sizeof(s2)); | ||
| return 0; | ||
| }' | ||
| check_func "strlcpy" "$src" || { | ||
| printf 'OPENBSD += strlcpy.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for errc(). | ||
| # | ||
| src=' | ||
| #include <err.h> | ||
| int main(void) { | ||
| errc(0, 0, ""); | ||
| return 0; | ||
| }' | ||
| check_func "errc" "$src" || { | ||
| printf 'OPENBSD += errc.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for verrc(). | ||
| # | ||
| src=' | ||
| #include <err.h> | ||
| int main(void) { | ||
| verrc(0, 0, ""); | ||
| return 0; | ||
| }' | ||
| check_func "verrc" "$src" || { | ||
| printf 'OPENBSD += verrc.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for setprogname(). | ||
| # | ||
| src=' | ||
| #include <stdlib.h> | ||
| int main(void) { | ||
| setprogname(""); | ||
| return 0; | ||
| }' | ||
| check_func "setprogname" "$src" || { | ||
| printf 'OPENBSD += progname.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for readpassphrase(). | ||
| # | ||
| src=' | ||
| #include <readpassphrase.h> | ||
| int main(void) { | ||
| char buf[12]; | ||
| readpassphrase("", buf, sizeof(buf), 0); | ||
| return 0; | ||
| }' | ||
| check_func "readpassphrase" "$src" || { | ||
| printf 'OPENBSD += readpassphrase.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for strtonum(). | ||
| # | ||
| src=' | ||
| #include <stdlib.h> | ||
| int main(void) { | ||
| const char *errstr; | ||
| strtonum("", 1, 64, &errstr); | ||
| return 0; | ||
| }' | ||
| check_func "strtonum" "$src" || { | ||
| printf 'OPENBSD += strtonum.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for reallocarray(). | ||
| # | ||
| src=' | ||
| #include <stdlib.h> | ||
| int main(void) { | ||
| reallocarray(NULL, 0, 0); | ||
| return 0; | ||
| }' | ||
| check_func "reallocarray" "$src" || { | ||
| printf 'OPENBSD += reallocarray.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for bsd_auth.h. | ||
| # | ||
| src=' | ||
| #include <bsd_auth.h> | ||
| int main(void) { | ||
| return 0; | ||
| }' | ||
| check_func "bsd_auth_h" "$src" || { | ||
| printf 'OPENBSD += auth_userokay.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for login_cap.h. | ||
| # | ||
| src=' | ||
| #include <login_cap.h> | ||
| int main(void) { | ||
| return 0; | ||
| }' | ||
| check_func "login_cap_h" "$src" || { | ||
| printf 'OPENBSD += setusercontext.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for execvpe(). | ||
| # | ||
| src=' | ||
| #include <unistd.h> | ||
| int main(void) { | ||
| const char *p = { "", NULL }; | ||
| execvpe("", p, p); | ||
| return 0; | ||
| }' | ||
| check_func "execvpe" "$src" || { | ||
| printf 'OPENBSD += execvpe.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for setresuid(). | ||
| # | ||
| src=' | ||
| #include <unistd.h> | ||
| int main(void) { | ||
| setresuid(0, 0, 0); | ||
| return 0; | ||
| }' | ||
| check_func "setresuid" "$src" || { | ||
| printf 'OPENBSD += setresuid.c\n' >>$CONFIG_MK | ||
| } | ||
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| # | ||
| # Check for pledge(). | ||
| # | ||
| src=' | ||
| #include <unistd.h> | ||
| int main(void) { | ||
| pledge("", NULL); | ||
| return 0; | ||
| }' | ||
| check_func "pledge" "$src" && { | ||
| have_pledge=1 | ||
| } | ||
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| # | ||
| # Check for seccomp.h | ||
| # | ||
| src=' | ||
| #include <linux/seccomp.h> | ||
| #include <sys/prctl.h> | ||
| #include <unistd.h> | ||
| int main(void) { | ||
| prctl(PR_SET_SECCOMP, SECCOMP_MODE_FILTER, NULL); | ||
| return 0; | ||
| }' | ||
| if [ -n "$have_pledge" -a -n "$BUILD_SECCOMP" ]; then | ||
| check_func "seccomp_h" "$src" && { | ||
| printf 'OPENBSD += pledge-seccomp.c\n' >>$CONFIG_MK | ||
| } | ||
| elif [ -n "$have_pledge" ]; then | ||
| printf 'OPENBSD += pledge-noop.c\n' >>$CONFIG_MK | ||
| fi | ||
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DESTRDIR?