866 lines
21 KiB
Bash
866 lines
21 KiB
Bash
#!/bin/sh
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# $MirOS: src/bin/mksh/Build.sh,v 1.220 2007/06/30 20:04:23 tg Exp $
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#-
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# Environment used: CC CFLAGS CPPFLAGS LDFLAGS LIBS NOWARN NROFF TARGET_OS
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# CPPFLAGS recognised: MKSH_SMALL MKSH_ASSUME_UTF8 MKSH_NEED_MKNOD MKSH_NOPWNAM
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# MKSH_NOVI
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v()
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{
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$e "$*"
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eval "$@"
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}
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vq()
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{
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eval "$@"
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}
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if test -d /usr/xpg4/bin/. >/dev/null 2>&1; then
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# Solaris: some of the tools have weird behaviour, use portable ones
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PATH=/usr/xpg4/bin:$PATH
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export PATH
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fi
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if test -n "${ZSH_VERSION+x}" && (emulate sh) >/dev/null 2>&1; then
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emulate sh
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NULLCMD=:
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fi
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if test -t 1; then
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bi='[1m'
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ui='[4m'
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ao='[0m'
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else
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bi=
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ui=
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ao=
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fi
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allu=QWERTYUIOPASDFGHJKLZXCVBNM
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alll=qwertyuiopasdfghjklzxcvbnm
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alln=0123456789
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alls=______________________________________________________________
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nl='
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'
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tcfn=no
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upper()
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{
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echo :"$@" | sed 's/^://' | tr $alll $allu
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}
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# pipe .c | ac_test[n] [!] label [!] checkif[!]0 [setlabelifcheckis[!]0] useroutput
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ac_testn()
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{
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if test x"$1" = x"!"; then
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reverse=1
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shift
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else
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reverse=0
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fi
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f=$1
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fu=`upper $f`
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fc=0
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if test x"$2" = x""; then
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ft=1
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else
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if test x"$2" = x"!"; then
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fc=1
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shift
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fi
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eval ft=\$HAVE_`upper $2`
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shift
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fi
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fd=$3
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test x"$fd" = x"" && fd=$f
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eval fv=\$HAVE_$fu
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if test 0 = "$fv"; then
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$e "$bi==> $fd...$ao ${ui}no$ao (cached)"
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return
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fi
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if test 1 = "$fv"; then
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$e "$bi==> $fd...$ao ${ui}yes$ao (cached)"
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return
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fi
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if test $fc = "$ft"; then
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fv=$2
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eval HAVE_$fu=$fv
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test 0 = "$fv" && fv=no
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test 1 = "$fv" && fv=yes
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$e "$bi==> $fd...$ao $ui$fv$ao (implied)"
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return
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fi
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$e ... $fd
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cat >scn.c
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eval 'v "$CC $CFLAGS $CPPFLAGS $LDFLAGS $NOWARN scn.c $LIBS" 2>&'$h | \
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sed 's/^/] /'
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test x"$tcfn" = x"no" && test -f a.out && tcfn=a.out
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test x"$tcfn" = x"no" && test -f a.exe && tcfn=a.exe
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fr=0
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if test -f $tcfn; then
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test $reverse = 1 || fr=1
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else
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test $reverse = 0 || fr=1
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fi
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if test $fr = 1; then
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eval HAVE_$fu=1
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$e "$bi==> $fd...$ao ${ui}yes$ao"
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else
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eval HAVE_$fu=0
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$e "$bi==> $fd...$ao ${ui}no$ao"
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fi
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rm -f scn.c scn.o $tcfn
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}
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ac_test()
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{
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ac_testn "$@"
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eval CPPFLAGS=\"\$CPPFLAGS -DHAVE_$fu=\$HAVE_$fu\"
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}
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# ac_flags [-] add varname flags [text]
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ac_flags()
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{
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if test x"$1" = x"-"; then
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shift
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hf=1
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else
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hf=0
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fi
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fa=$1
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vn=$2
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f=$3
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ft=$4
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test x"$ft" = x"" && ft="if $f can be used"
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save_CFLAGS=$CFLAGS
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CFLAGS="$CFLAGS $f"
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if test $hf = 1; then
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ac_testn can_$vn '' "$ft"
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else
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ac_testn can_$vn '' "$ft" <<-'EOF'
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int main(void) { return (0); }
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EOF
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fi
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eval fv=\$HAVE_CAN_`upper $vn`
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test 11 = $fa$fv || CFLAGS=$save_CFLAGS
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}
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# ac_header header [prereq ...]
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ac_header()
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{
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hf=$1; shift
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hv=`echo "$hf" | tr -d '\012\015' | tr -c $alll$allu$alln $alls`
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for i
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do
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echo "#include <$i>" >>x
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done
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echo "#include <$hf>" >>x
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echo 'int main(void) { return (0); }' >>x
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ac_test "$hv" "" "<$hf>" <x
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rm -f x
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}
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addsrcs()
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{
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eval i=\$$1
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test 0 = $i && case " $SRCS " in
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*\ $2\ *) ;;
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*) SRCS="$SRCS $2" ;;
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esac
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}
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if test -d mksh; then
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echo "$0: Error: ./mksh is a directory!" >&2
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exit 1
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fi
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rm -f a.exe a.out *core crypt.exp lft mksh mksh.cat1 mksh.exe no *.o \
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scn.c signames.inc test.sh x
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: ${CC=gcc} ${NROFF=nroff}
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curdir=`pwd` srcdir=`dirname "$0"` check_categories=pdksh
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e=echo
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h=1
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r=0
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eq=0
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for i
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do
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case $i in
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-Q)
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eq=1
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;;
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-q)
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e=:
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h=-
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;;
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-r)
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r=1
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;;
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*)
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echo "$0: Unknown option '$i'!" >&2
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exit 1
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;;
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esac
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done
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SRCS="alloc.c edit.c eval.c exec.c expr.c funcs.c histrap.c"
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SRCS="$SRCS jobs.c lex.c main.c misc.c shf.c syn.c tree.c var.c"
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test $r = 0 && echo | $NROFF -v 2>&1 | grep GNU >/dev/null 2>&1 && \
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NROFF="$NROFF -c"
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if test x"$srcdir" = x"."; then
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CPPFLAGS="-I. $CPPFLAGS"
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else
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CPPFLAGS="-I. -I'$srcdir' $CPPFLAGS"
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fi
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test x"$TARGET_OS" = x"" && TARGET_OS=`uname -s 2>/dev/null || uname`
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warn=
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case $TARGET_OS in
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AIX)
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warn=' and is still experimental'
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if test x"$LDFLAGS" = x""; then
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LDFLAGS="-Wl,-bI:crypt.exp"
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cat >crypt.exp <<-EOF
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#!
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__crypt_r
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__encrypt_r
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__setkey_r
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EOF
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fi
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: ${LIBS=-lcrypt}
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;;
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CYGWIN*)
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;;
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Darwin)
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;;
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DragonFly)
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;;
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FreeBSD)
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;;
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GNU)
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CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
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;;
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GNU/kFreeBSD)
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CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
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;;
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HP-UX)
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;;
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Interix)
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CPPFLAGS="$CPPFLAGS -D_ALL_SOURCE"
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: ${LIBS=-lcrypt}
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;;
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Linux)
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CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
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: ${HAVE_REVOKE=0}
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;;
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Minix)
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CPPFLAGS="$CPPFLAGS -D_MINIX -D_POSIX_SOURCE"
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warn=' and will currently not work'
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# warn=" but might work with the GNU tools"
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# warn="$warn$nl but not with ACK - /usr/bin/cc - yet)"
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;;
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MirBSD)
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;;
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NetBSD)
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;;
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OpenBSD)
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;;
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SunOS)
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CPPFLAGS="$CPPFLAGS -D_BSD_SOURCE -D__EXTENSIONS__"
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;;
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*)
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warn='; it may or may not work'
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;;
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esac
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if test -n "$warn"; then
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echo "Warning: mksh has not yet been ported to or tested on your" >&2
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echo "operating system '$TARGET_OS'$warn. If you can provide" >&2
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echo "a shell account to the developer, this may improve; please" >&2
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echo "drop us a success or failure notice or even send in diffs." >&2
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fi
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#
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# Begin of mirtoconf checks
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#
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$e ${ao}Scanning for functions... please ignore any errors.
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#
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# Compiler: which one?
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#
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# notes:
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# – ICC defines __GNUC__ too
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# – GCC defines __hpux too
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$e ... which compiler we seem to use
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cat >scn.c <<-'EOF'
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#if defined(__ICC) || defined(__INTEL_COMPILER)
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ct=icc
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#elif defined(__GNUC__)
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ct=gcc
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#elif defined(__SUNPRO_C)
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ct=sunpro
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#elif defined(__hpux)
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ct=hpcc
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#else
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ct=unknown
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#endif
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EOF
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ct=unknown
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eval 'v "$CC -E scn.c | grep ct= >x" 2>&'$h | sed 's/^/] /'
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test $h = 1 && sed 's/^/[ /' x
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eval `cat x`
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rm -f x
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case $ct in
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icc|gcc|hpcc|sunpro) ;;
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*) ct=unknown ;;
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esac
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$e "$bi==> which compiler we seem to use...$ao $ui$ct$ao"
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rm -f scn.c scn.o
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case $TARGET_OS in
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HP-UX)
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case $ct:`uname -m` in
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gcc:ia64) : ${CFLAGS='-O2 -mlp64'} ;;
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hpcc:ia64) : ${CFLAGS='+O2 +DD64'} ;;
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esac
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;;
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esac
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#
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# Compiler: works as-is, with -Wno-error and -Werror
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#
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orig_CFLAGS=$CFLAGS
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save_NOWARN=$NOWARN
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NOWARN=
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ac_flags 0 compiler_works '' 'if the compiler works'
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test 1 = $HAVE_CAN_COMPILER_WORKS || exit 1
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ac_testn compiler_fails '' 'if the compiler does not fail correctly' <<-EOF
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int main(void) { return (thiswillneverbedefinedIhope()); }
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EOF
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save_CFLAGS=$CFLAGS
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CFLAGS="$CFLAGS -Wl,+k"
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ac_testn can_plusk compiler_fails 0 'for the +k linker option' <<-EOF
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int main(void) { return (0); }
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EOF
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test $HAVE_CAN_PLUSK = 1 || CFLAGS=$save_CFLAGS
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if test $ct = sunpro; then
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test x"$save_NOWARN" = x"" && save_NOWARN='-errwarn=%none'
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ac_flags 0 errwarnnone "$save_NOWARN"
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test 1 = $HAVE_CAN_ERRWARNNONE || save_NOWARN=
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ac_flags 0 errwarnall "-errwarn=%all"
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elif test $ct = hpcc; then
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HAVE_CAN_WERROR=0
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save_NOWARN=
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else
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test x"$save_NOWARN" = x"" && save_NOWARN=-Wno-error
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ac_flags 0 wnoerror "$save_NOWARN"
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test 1 = $HAVE_CAN_WNOERROR || save_NOWARN=
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ac_flags 0 werror "-Werror"
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fi
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test $ct != sunpro && test 1 = $HAVE_CAN_WERROR && NOWARN=-Werror
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test $ct = sunpro && test 1 = $HAVE_CAN_ERRWARNALL && NOWARN='-errwarn=%all'
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test $ct = hpcc && NOWARN=+We
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test $ct = icc && NOWARN="$NOWARN -wd1419"
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DOWARN=$NOWARN
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NOWARN=$save_NOWARN
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#
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# Compiler: extra flags (-O2 -f* -W* etc.)
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#
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i=`echo :"$orig_CFLAGS" | sed 's/^://' | tr -c -d $alll$allu$alln-`
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if test $ct = sunpro; then
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if test x"$i" = x""; then
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cat >x <<-'EOF'
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int main(void) { return (0); }
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#define __IDSTRING_CONCAT(l,p) __LINTED__ ## l ## _ ## p
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#define __IDSTRING_EXPAND(l,p) __IDSTRING_CONCAT(l,p)
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#define pad void __IDSTRING_EXPAND(__LINE__,x)(void) { }
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EOF
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yes pad | head -n 256 >>x
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ac_flags - 1 otwo "-xO2" <x
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fi
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elif test $ct = hpcc; then
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test x"$i" = x"" && ac_flags 1 otwo "+O2"
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ac_flags 1 agcc "-Agcc"
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ac_flags 1 ac99 "-AC99"
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else
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test x"$i" = x"" && ac_flags 1 otwo "-O2"
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fi
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if test $ct = gcc; then
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ac_flags 1 fnostrictaliasing "-fno-strict-aliasing"
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ac_flags 1 fstackprotectorall "-fstack-protector-all"
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ac_flags 1 fwrapv "-fwrapv"
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# I'd use -std=c99 but this wrecks havoc on glibc and cygwin based
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# systems (at least) because their system headers are so broken...
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ac_flags 1 stdg99 "-std=gnu99" 'if -std=gnu99 (ISO C99) can be used'
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ac_flags 1 wall "-Wall"
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elif test $ct = icc; then
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ac_flags 1 fnobuiltinsetmode "-fno-builtin-setmode"
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ac_flags 1 fnostrictaliasing "-fno-strict-aliasing"
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ac_flags 1 fstacksecuritycheck "-fstack-security-check"
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ac_flags 1 stdg99 "-std=gnu99" 'if -std=gnu99 (ISO C99) can be used'
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test 1 = $HAVE_CAN_STDG99 || \
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ac_flags 1 stdc99 "-std=c99" 'if -std=c99 can be used'
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ac_flags 1 wall "-Wall"
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elif test $ct = sunpro; then
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ac_flags 1 v "-v"
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ac_flags 1 xc99 "-xc99"
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fi
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ac_test expstmt '' "if the compiler supports statements as expressions" <<-'EOF'
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#define ksh_isspace(c) ({ \
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unsigned ksh_isspace_c = (c); \
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(ksh_isspace_c >= 0x09 && ksh_isspace_c <= 0x0D) || \
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(ksh_isspace_c == 0x20); \
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})
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int main(int ac, char *av[]) { return (ksh_isspace(ac + **av)); }
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EOF
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# The following tests are run with -Werror if possible
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NOWARN=$DOWARN
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#
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# Compiler: check for stuff that only generates warnings
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#
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ac_test attribute '' 'if we have __attribute__((...)) at all' <<-'EOF'
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#include <stdlib.h>
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#undef __attribute__
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void fnord(void) __attribute__((noreturn));
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int main(void) { fnord(); }
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void fnord(void) { exit(0); }
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EOF
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ac_test attribute_bounded attribute 0 'for __attribute__((bounded))' <<-'EOF'
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#include <string.h>
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#undef __attribute__
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int xcopy(const void *, void *, size_t)
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__attribute__((bounded (buffer, 1, 3)))
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__attribute__((bounded (buffer, 2, 3)));
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int main(int ac, char *av[]) { return (xcopy(av[0], av[--ac], 1)); }
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int xcopy(const void *s, void *d, size_t n) {
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memmove(d, s, n); return (n);
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}
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EOF
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ac_test attribute_used attribute 0 'for __attribute__((used))' <<-'EOF'
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static const char fnord[] __attribute__((used)) = "42";
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int main(void) { return (0); }
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EOF
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# End of tests run with -Werror
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NOWARN=$save_NOWARN
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#
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# mksh: flavours (full/small mksh, omit certain stuff)
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#
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ac_testn mksh_full '' "if we're building without MKSH_SMALL" <<-'EOF'
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#ifdef MKSH_SMALL
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#error OK, we are building an extra small mksh.
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#endif
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int main(void) { return (0); }
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EOF
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ac_testn mksh_defutf8 '' "if we assume UTF-8 is enabled" <<-'EOF'
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#ifndef MKSH_ASSUME_UTF8
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#error Nope, we shall check with setlocale() and nl_langinfo(CODESET)
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#endif
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int main(void) { return (0); }
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EOF
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ac_testn mksh_need_mknod '!' mksh_full 1 'if we still want c_mknod()' <<-'EOF'
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#ifndef MKSH_NEED_MKNOD
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#error Nope, the user really wants it teensy.
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#endif
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int main(void) { return (0); }
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EOF
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ac_testn mksh_nopam mksh_full 1 'if the user wants to omit getpwnam()' <<-'EOF'
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#ifndef MKSH_NOPWNAM
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#error No, the user wants to pull in getpwnam.
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#endif
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int main(void) { return (0); }
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EOF
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if test 0 = $HAVE_MKSH_FULL; then
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ac_flags 1 fnoinline "-fno-inline"
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: ${HAVE_SETLOCALE_CTYPE=0}
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check_categories=$check_categories,smksh
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test 0 = $HAVE_MKSH_DEFUTF8 || check_categories=$check_categories,dutf
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fi
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#
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# Environment: headers
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#
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ac_header sys/param.h
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ac_header sys/mkdev.h
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ac_header sys/mman.h sys/types.h
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ac_header sys/sysmacros.h
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ac_header libgen.h
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ac_header paths.h
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ac_header stdbool.h
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ac_header stdint.h stdarg.h
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ac_header grp.h sys/types.h
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ac_header ulimit.h
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ac_header values.h
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#
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# Environment: definitions
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#
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cat >lft.c <<-'EOF'
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#include <sys/types.h>
|
||
/* check that off_t can represent 2^63-1 correctly, thx FSF */
|
||
#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
|
||
int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 &&
|
||
LARGE_OFF_T % 2147483647 == 1) ? 1 : -1];
|
||
int main(void) { return (0); }
|
||
EOF
|
||
ac_testn can_lfs '' "if we support large files" <lft.c
|
||
save_CPPFLAGS=$CPPFLAGS
|
||
CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64"
|
||
ac_testn can_lfs_sus '!' can_lfs 0 "... with -D_FILE_OFFSET_BITS=64" <lft.c
|
||
if test 1 = $HAVE_CAN_LFS_SUS; then
|
||
HAVE_CAN_LFS=1
|
||
else
|
||
CPPFLAGS=$save_CPPFLAGS
|
||
fi
|
||
CPPFLAGS="$CPPFLAGS _LARGE_FILES=1"
|
||
ac_testn can_lfs_aix '!' can_lfs 0 "... with -D_LARGE_FILES=1" <lft.c
|
||
test 1 = $HAVE_CAN_LFS_AIX || CPPFLAGS=$save_CPPFLAGS
|
||
rm -f lft.c lft.o # end of large file support test
|
||
|
||
#
|
||
# Environment: types
|
||
#
|
||
ac_test rlim_t <<-'EOF'
|
||
#include <sys/types.h>
|
||
#include <sys/time.h>
|
||
#include <sys/resource.h>
|
||
#include <unistd.h>
|
||
int main(void) { return ((int)(rlim_t)0); }
|
||
EOF
|
||
|
||
# only testn: added later below
|
||
ac_testn sig_t <<-'EOF'
|
||
#include <sys/types.h>
|
||
#include <signal.h>
|
||
int main(void) { return ((int)(sig_t)0); }
|
||
EOF
|
||
|
||
ac_testn sighandler_t '!' sig_t 0 <<-'EOF'
|
||
#include <sys/types.h>
|
||
#include <signal.h>
|
||
int main(void) { return ((int)(sighandler_t)0); }
|
||
EOF
|
||
if test 1 = $HAVE_SIGHANDLER_T; then
|
||
CPPFLAGS="$CPPFLAGS -Dsig_t=sighandler_t"
|
||
HAVE_SIG_T=1
|
||
fi
|
||
|
||
ac_testn __sighandler_t '!' sig_t 0 <<-'EOF'
|
||
#include <sys/types.h>
|
||
#include <signal.h>
|
||
int main(void) { return ((int)(__sighandler_t)0); }
|
||
EOF
|
||
if test 1 = $HAVE___SIGHANDLER_T; then
|
||
CPPFLAGS="$CPPFLAGS -Dsig_t=__sighandler_t"
|
||
HAVE_SIG_T=1
|
||
fi
|
||
|
||
CPPFLAGS="$CPPFLAGS -DHAVE_SIG_T=$HAVE_SIG_T"
|
||
|
||
#
|
||
# Environment: signals
|
||
#
|
||
test x"NetBSD" = x"$TARGET_OS" && $e Ignore the compatibility warning.
|
||
|
||
for what in name list; do
|
||
uwhat=`upper $what`
|
||
ac_testn sys_sig$what '' "the sys_sig${what}[] array" <<-EOF
|
||
extern const char *const sys_sig${what}[];
|
||
int main(void) { return (sys_sig${what}[0][0]); }
|
||
EOF
|
||
ac_testn _sys_sig$what '!' sys_sig$what 0 "the _sys_sig${what}[] array" <<-EOF
|
||
extern const char *const _sys_sig${what}[];
|
||
int main(void) { return (_sys_sig${what}[0][0]); }
|
||
EOF
|
||
if eval "test 1 = \$HAVE__SYS_SIG$uwhat"; then
|
||
CPPFLAGS="$CPPFLAGS -Dsys_sig$what=_sys_sig$what"
|
||
eval "HAVE_SYS_SIG$uwhat=1"
|
||
fi
|
||
eval CPPFLAGS=\"\$CPPFLAGS -DHAVE_SYS_SIG$uwhat=\$HAVE_SYS_SIG$uwhat\"
|
||
done
|
||
|
||
ac_test strsignal '!' sys_siglist 0 <<-'EOF'
|
||
#include <string.h>
|
||
#include <signal.h>
|
||
int main(void) { return (strsignal(1)[0]); }
|
||
EOF
|
||
|
||
#
|
||
# Environment: library functions
|
||
#
|
||
ac_testn arc4random <<-'EOF'
|
||
#include <sys/types.h>
|
||
#if HAVE_STDINT_H
|
||
#include <stdint.h>
|
||
#endif
|
||
extern u_int32_t arc4random(void);
|
||
int main(void) { return (arc4random()); }
|
||
EOF
|
||
|
||
if test $HAVE_ARC4RANDOM = 0 && test -f "$srcdir/arc4random.c"; then
|
||
ac_header sys/sysctl.h
|
||
addsrcs HAVE_ARC4RANDOM arc4random.c
|
||
HAVE_ARC4RANDOM=1
|
||
HAVE_ARC4RANDOM_DECL=0
|
||
HAVE_ARC4RANDOM_PUSH=0
|
||
fi
|
||
CPPFLAGS="$CPPFLAGS -DHAVE_ARC4RANDOM=$HAVE_ARC4RANDOM"
|
||
|
||
ac_test arc4random_push arc4random 0 <<-'EOF'
|
||
extern void arc4random_push(int);
|
||
int main(void) { arc4random_push(1); return (0); }
|
||
EOF
|
||
|
||
ac_test flock_ex '' 'flock and LOCK_EX' <<-'EOF'
|
||
#include <sys/types.h>
|
||
#include <sys/file.h>
|
||
#include <fcntl.h>
|
||
int main(void) { return (flock(0, LOCK_EX)); }
|
||
EOF
|
||
|
||
ac_test setlocale_ctype '!' mksh_defutf8 0 'setlocale(LC_CTYPE, "")' <<-'EOF'
|
||
#include <locale.h>
|
||
#include <stddef.h>
|
||
int main(void) { return ((ptrdiff_t)(void *)setlocale(LC_CTYPE, "")); }
|
||
EOF
|
||
|
||
ac_test langinfo_codeset setlocale_ctype 0 'nl_langinfo(CODESET)' <<-'EOF'
|
||
#include <langinfo.h>
|
||
#include <stddef.h>
|
||
int main(void) { return ((ptrdiff_t)(void *)nl_langinfo(CODESET)); }
|
||
EOF
|
||
|
||
ac_test revoke mksh_full 0 <<-'EOF'
|
||
#include <unistd.h>
|
||
int main(int ac, char *av[]) { return (ac + revoke(av[0])); }
|
||
EOF
|
||
|
||
ac_test setmode mksh_need_mknod 1 <<-'EOF'
|
||
#if defined(__MSVCRT__) || defined(__CYGWIN__)
|
||
#error Win32 setmode() is different from what we need
|
||
#endif
|
||
#include <unistd.h>
|
||
int main(int ac, char *av[]) { return (getmode(setmode(av[0]), ac)); }
|
||
EOF
|
||
|
||
ac_test setresugid <<-'EOF'
|
||
#include <sys/types.h>
|
||
#include <unistd.h>
|
||
int main(void) { setresuid(0,0,0); return (setresgid(0,0,0)); }
|
||
EOF
|
||
|
||
ac_test setgroups setresugid 0 <<-'EOF'
|
||
#include <sys/types.h>
|
||
#if HAVE_GRP_H
|
||
#include <grp.h>
|
||
#endif
|
||
#include <unistd.h>
|
||
int main(void) { gid_t gid = 0; return (setgroups(0, &gid)); }
|
||
EOF
|
||
|
||
ac_test strcasestr setlocale_ctype 1 <<-'EOF'
|
||
#include <stddef.h>
|
||
#include <string.h>
|
||
int main(int ac, char *av[]) {
|
||
return ((ptrdiff_t)(void *)strcasestr(*av, av[ac]));
|
||
}
|
||
EOF
|
||
|
||
ac_test strlcpy <<-'EOF'
|
||
#include <string.h>
|
||
int main(int ac, char *av[]) { return (strlcpy(*av, av[1], ac)); }
|
||
EOF
|
||
|
||
#
|
||
# check headers for declarations
|
||
#
|
||
ac_test '!' arc4random_decl arc4random 1 'if arc4random() does not need to be declared' <<-'EOF'
|
||
#define MKSH_INCLUDES_ONLY
|
||
#include "sh.h"
|
||
long arc4random(void); /* this clashes if defined before */
|
||
int main(void) { return (arc4random()); }
|
||
EOF
|
||
ac_test '!' arc4random_push_decl arc4random_push 1 'if arc4random_push() does not need to be declared' <<-'EOF'
|
||
#define MKSH_INCLUDES_ONLY
|
||
#include "sh.h"
|
||
void arc4random_push(long); /* this clashes if defined before */
|
||
int main(void) { arc4random_push(1); return (0); }
|
||
EOF
|
||
ac_test sys_siglist_decl sys_siglist 1 'if sys_siglist[] does not need to be declared' <<-'EOF'
|
||
#define MKSH_INCLUDES_ONLY
|
||
#include "sh.h"
|
||
int main(void) { return (sys_siglist[0][0]); }
|
||
EOF
|
||
|
||
#
|
||
# other checks
|
||
#
|
||
case $HAVE_PERSISTENT_HISTORY:$HAVE_FLOCK_EX$HAVE_MKSH_FULL in
|
||
0:*)
|
||
fv="yes$ao (cached)"
|
||
;;
|
||
1:*)
|
||
fv="no$ao (cached)"
|
||
;;
|
||
*:11)
|
||
HAVE_PERSISTENT_HISTORY=1
|
||
fv=yes$ao
|
||
;;
|
||
*)
|
||
HAVE_PERSISTENT_HISTORY=0
|
||
fv=no$ao
|
||
;;
|
||
esac
|
||
$e "$bi==> if to use persistent history...$ao $ui$fv"
|
||
CPPFLAGS="$CPPFLAGS -DHAVE_PERSISTENT_HISTORY=$HAVE_PERSISTENT_HISTORY"
|
||
test 1 = $HAVE_PERSISTENT_HISTORY || \
|
||
check_categories=$check_categories,no-histfile
|
||
|
||
#
|
||
# Compiler: Praeprocessor (only if needed)
|
||
#
|
||
if test 0 = $HAVE_SYS_SIGNAME; then
|
||
fd='checking if the C Preprocessor supports -dD'
|
||
if test 0 = "$HAVE_CPP_DD"; then
|
||
$e "$bi==> $fd...$ao ${ui}no$ao (cached)"
|
||
elif test 1 = "$HAVE_CPP_DD"; then
|
||
$e "$bi==> $fd...$ao ${ui}yes$ao (cached)"
|
||
else
|
||
$e ... $fd
|
||
eval '( echo "#define foo bar" | \
|
||
v "$CC -dD -E - >x" ) 2>&'$h | \
|
||
sed 's/^/] /'
|
||
if grep '#define foo bar' x >/dev/null 2>&1; then
|
||
HAVE_CPP_DD=1
|
||
fv=yes
|
||
else
|
||
HAVE_CPP_DD=0
|
||
fv=no
|
||
fi
|
||
rm -f x
|
||
$e "$bi==> $fd...$ao $ui$fv$ao"
|
||
fi
|
||
fi
|
||
|
||
#
|
||
# End of mirtoconf checks
|
||
#
|
||
$e ... done.
|
||
|
||
# Some operating systems have ancient versions of ed(1) writing
|
||
# the character count to standard output; cope for that
|
||
echo wq >x
|
||
ed x <x 2>/dev/null | grep 3 >/dev/null 2>&1 && \
|
||
check_categories=$check_categories,oldish-ed
|
||
rm -f x
|
||
|
||
if test 0 = $HAVE_SYS_SIGNAME; then
|
||
if test 1 = $HAVE_CPP_DD; then
|
||
$e Generating list of signal names...
|
||
else
|
||
$e No list of signal names available via cpp. Falling back...
|
||
fi
|
||
sigseen=:
|
||
NSIG=`( echo '#include <signal.h>'; echo '#ifndef NSIG'; \
|
||
echo '#define NSIG _NSIG'; echo '#endif'; echo mksh_cfg: NSIG ) | \
|
||
vq "$CC $CPPFLAGS -E -" | grep mksh_cfg: | \
|
||
sed 's/^mksh_cfg:[ ]*\([0-9x ()+-]*\).*$/\1/'`
|
||
case $NSIG in
|
||
*[\ \(\)+-]*) NSIG=`awk "BEGIN { print $NSIG }"` ;;
|
||
esac
|
||
NSIG=`printf %d "$NSIG" 2>/dev/null`
|
||
test $h = 1 && printf "NSIG=$NSIG ... "
|
||
if test 1 = $HAVE_CPP_DD && test $NSIG -gt 1; then
|
||
signames=`echo '#include <signal.h>' | \
|
||
vq "$CC $CPPFLAGS -dD -E -" | \
|
||
grep '[ ]SIG[A-Z0-9]*[ ]' | \
|
||
sed 's/^\(.*[ ]SIG\)\([A-Z0-9]*\)\([ ].*\)$/\2/' | \
|
||
sort`
|
||
else
|
||
signames="ABRT ALRM BUS CHLD CLD CONT EMT FPE HUP ILL INT IO"
|
||
signames="$signames IOT KILL PIPE PWR QUIT SEGV SYS STOP TERM"
|
||
signames="$signames TRAP TSTP TTIN TTOU URG USR1 USR2 WINCH"
|
||
fi
|
||
test $NSIG -gt 1 || signames=
|
||
for name in $signames; do
|
||
( echo '#include <signal.h>'; echo mksh_cfg: SIG$name ) | \
|
||
vq "$CC $CPPFLAGS -E -" | grep mksh_cfg: | \
|
||
sed 's/^mksh_cfg:[ ]*\([0-9x]*\).*$/\1:'$name/
|
||
done | grep -v '^:' | while IFS=: read nr name; do
|
||
nr=`printf %d "$nr" 2>/dev/null`
|
||
test $nr -gt 0 && test $nr -le $NSIG || continue
|
||
case $sigseen in
|
||
*:$nr:*) ;;
|
||
*) echo " { $nr, \"$name\" },"
|
||
sigseen=$sigseen$nr:
|
||
test $h = 1 && printf "$name=$nr " >&2
|
||
;;
|
||
esac
|
||
done 2>&1 >signames.inc
|
||
$e done.
|
||
fi
|
||
|
||
addsrcs HAVE_SETMODE setmode.c
|
||
addsrcs HAVE_STRLCPY strlcpy.c
|
||
CPPFLAGS="$CPPFLAGS -DHAVE_CONFIG_H -DCONFIG_H_FILENAME=\\\"sh.h\\\""
|
||
|
||
objs=
|
||
for file in $SRCS; do
|
||
objs="$objs `echo x"$file" | sed 's/^x\(.*\)\.c$/\1.o/'`"
|
||
test -f $file || file=$srcdir/$file
|
||
v "$CC $CFLAGS $CPPFLAGS -c $file" || exit 1
|
||
done
|
||
v "$CC $CFLAGS $LDFLAGS -o mksh $objs $LIBS" || exit 1
|
||
result=mksh
|
||
test -f mksh.exe && result=mksh.exe
|
||
test -f $result || exit 1
|
||
test $r = 1 || v "$NROFF -mdoc <'$srcdir/mksh.1' >mksh.cat1" || \
|
||
rm -f mksh.cat1
|
||
test $eq = 0 && test $h = 1 && v size $result
|
||
case $curdir in
|
||
*\ *) echo "#!./mksh" >test.sh ;;
|
||
*) echo "#!$curdir/mksh" >test.sh ;;
|
||
esac
|
||
echo "export PATH='$PATH'" >>test.sh
|
||
echo "exec perl '$srcdir/check.pl' -s '$srcdir/check.t'" \
|
||
"-p '$curdir/mksh' -C $check_categories \$*" >>test.sh
|
||
chmod 755 test.sh
|
||
i=install
|
||
test -f /usr/ucb/$i && i=/usr/ucb/$i
|
||
test $eq = 1 && e=:
|
||
$e
|
||
$e Installing the shell:
|
||
$e "# $i -c -s -o root -g bin -m 555 mksh /bin/mksh"
|
||
$e "# grep -x /bin/mksh /etc/shells >/dev/null || echo /bin/mksh >>/etc/shells"
|
||
$e "# $i -c -o root -g bin -m 444 dot.mkshrc /usr/share/doc/mksh/examples/"
|
||
$e
|
||
$e Installing the manual:
|
||
if test -f mksh.cat1; then
|
||
$e "# $i -c -o root -g bin -m 444 mksh.cat1" \
|
||
"/usr/share/man/cat1/mksh.0"
|
||
$e or
|
||
fi
|
||
$e "# $i -c -o root -g bin -m 444 mksh.1 /usr/share/man/man1/mksh.1"
|
||
$e
|
||
$e Run the regression test suite: ./test.sh
|
||
$e Please also read the sample file dot.mkshrc and the fine manual.
|