Draft: Work on adding support for other UNIXes

.gitignore

@@ -13,3 +13,4 @@ nshdoas/*.o
 nshdoas/compile.c
 nshdoas/nshdoas
 nshdoas/parse.c
+.depend

Makefile

@@ -1,8 +1,6 @@
 #
 PROG= nsh
 
-SUBDIR += bgpnsh nshdoas
-
 .PHONY: release dist
 
 .include "nsh-version.mk"
@@ -19,27 +17,79 @@ MANDIR?=${PREFIX}/man/man
 .endif
 
 # For use with flashrd:
-#CFLAGS=-O -DDHCPLEASES=\"/flash/dhcpd.leases\" -Wmissing-prototypes -Wformat -Wall -Wpointer-arith -Wbad-function-cast #-W
+CFLAGS=-O -DDHCPLEASES=\"/flash/dhcpd.leases\" -Wmissing-prototypes -Wformat -Wall -Wpointer-arith -Wbad-function-cast #-W
 CFLAGS?=-O
-CFLAGS+=-Wmissing-prototypes -Wformat -Wall -Wbad-function-cast -I/usr/local/include #-W -Wpointer-arith
+CFLAGS+=-Wmissing-prototypes -Wformat -Wall -Wbad-function-cast -I/usr/local/include -Wno-error -Wno-unused-variable -Wno-implicit-function-declaration -Wno-pointer-sign -Wbad-function-cast -o ${.TARGET} #-W -Wpointer-arith
 CPPFLAGS+=-DNSH_VERSION=${NSH_VERSION}
 
-SRCS=arp.c compile.c main.c genget.c commands.c bgpcommands.c stats.c kroute.c
-SRCS+=ctl.c show.c if.c version.c route.c conf.c complete.c ieee80211.c
-SRCS+=bridge.c tunnel.c media.c sysctl.c passwd.c pfsync.c carp.c
-SRCS+=trunk.c who.c more.c stringlist.c utils.c sqlite3.c ppp.c prompt.c
-SRCS+=nopt.c pflow.c wg.c nameserver.c ndp.c umb.c utf8.c cmdargs.c ctlargs.c
-SRCS+=helpcommands.c makeargv.c hashtable.c mantab.c
-CLEANFILES+=compile.c mantab.c
+OSNAME != uname
+.if $(OSNAME) == "OpenBSD"
+# bgpnsh and nshdoas needs some porting work, eg: sudo?
+# unveil() also is OpenBSD specific
+SUBDIR += openbsd/bgpnsh openbsd/nshdoas
+
+SRCS=openbsd/arp.c openbsd/compile.c openbsd/main.c openbsd/genget.c openbsd/commands.c openbsd/bgpcommands.c openbsd/stats.c openbsd/kroute.c
+SRCS+=openbsd/ctl.c openbsd/show.c openbsd/if.c openbsd/version.c openbsd/route.c openbsd/conf.c openbsd/complete.c openbsd/ieee80211.c
+SRCS+=openbsd/bridge.c openbsd/tunnel.c openbsd/media.c openbsd/sysctl.c openbsd/passwd.c openbsd/pfsync.c openbsd/carp.c
+SRCS+=openbsd/trunk.c openbsd/who.c openbsd/more.c openbsd/stringlist.c openbsd/utils.c openbsd/sqlite3.c openbsd/ppp.c openbsd/prompt.c
+SRCS+=openbsd/nopt.c openbsd/pflow.c openbsd/wg.c openbsd/nameserver.c openbsd/ndp.c openbsd/umb.c openbsd/utf8.c openbsd/cmdargs.c openbsd/ctlargs.c
+SRCS+=openbsd/helpcommands.c openbsd/makeargv.c openbsd/hashtable.c openbsd/mantab.c
+CLEANFILES+=openbsd/compile.c openbsd/mantab.c
 LDADD=-lutil -ledit -ltermcap -lsqlite3 -L/usr/local/lib #-static
 
-MAN=nsh.8
+openbsd/compile.c: openbsd/compile.sh *.c *.h
+	cd openbsd; sh ${.CURDIR}/openbsd/compile.sh
+
+openbsd/mantab.c: openbsd/mantab.sh nsh.8
+	cd openbsd; sh ${.CURDIR}/openbsd/mantab.sh ${.CURDIR}/nsh.8 > mantab.c
+.endif
+
+.if $(OSNAME) == "NetBSD"
+SRCS=netbsd/ctl.c netbsd/compile.c netbsd/main.c netbsd/genget.c netbsd/commands.c netbsd/more.c netbsd/complete.c netbsd/passwd.c
+SRCS+=netbsd/conf.c netbsd/sqlite3.c netbsd/who.c netbsd/version.c
+CLEANFILES+=netbsd/compile.c
+LDADD=-ledit -ltermcap -lsqlite3 -L/usr/local/lib -static
+
+NOMAN=1
+
+netbsd/compile.c: netbsd/compile.sh
+	cd netbsd; sh ${.CURDIR}/netbsd/compile.sh
+.endif
 
-compile.c: compile.sh *.c *.h
-	sh ${.CURDIR}/compile.sh
+# For Darwin, brew install bmake and run `bmake`
+.if $(OSNAME) == "Darwin"
+SRCS=darwin/ctl.c darwin/compile.c darwin/main.c darwin/genget.c darwin/commands.c darwin/more.c darwin/complete.c darwin/passwd.c
+SRCS+=darwin/conf.c darwin/sqlite3.c darwin/who.c darwin/version.c
+CLEANFILES+=darwin/compile.c
+LDADD=-ledit -ltermcap -lsqlite3 -L/usr/local/lib
 
-mantab.c: mantab.sh nsh.8
-	sh ${.CURDIR}/mantab.sh ${.CURDIR}/nsh.8 > mantab.c
+darwin/compile.c: darwin/compile.sh
+	cd darwin; sh ${.CURDIR}/darwin/compile.sh
+.endif
+
+# For Linux, install bmake and run `bmake`
+.if $(OSNAME) == "Linux"
+SRCS=linux/ctl.c linux/compile.c linux/main.c linux/genget.c linux/commands.c linux/more.c linux/complete.c linux/passwd.c
+SRCS+=linux/conf.c linux/sqlite3.c linux/version.c linux/who.c
+CLEANFILES+=linux/compile.c
+LDADD=-lbsd -ledit -ltermcap -lsqlite3 -L/usr/local/lib
+
+linux/compile.c: linux/compile.sh
+	cd linux; sh ${.CURDIR}/linux/compile.sh
+.endif
+
+.if $(OSNAME) == "FreeBSD"
+SRCS=freebsd/ctl.c freebsd/utils.c freebsd/compile.c freebsd/who.c freebsd/main.c freebsd/genget.c freebsd/more.c freebsd/complete.c freebsd/passwd.c
+SRCS+=freebsd/conf.c freebsd/version.c freebsd/sqlite3.c
+SRCS+=freebsd/commands.c
+CLEANFILES+=freebsd/compile.c
+LDADD=-ledit -lutil -lpthread -lmemstat -lelf -lkvm -lxo -lm -ltermcap -lsqlite3 -L/usr/lib -L/usr/local/lib
+
+freebsd/compile.c: freebsd/compile.sh
+	cd freebsd; sh ${.CURDIR}/freebsd/compile.sh
+.endif
+
+MAN=nsh.8
 
 release: clean
 	sed -i -e "s/_RELEASE=No/_RELEASE=Yes/" ${.CURDIR}/nsh-version.mk