287 lines
6.3 KiB
Bash
287 lines
6.3 KiB
Bash
#!/bin/sh
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# $MirOS: src/bin/mksh/Build.sh,v 1.75 2006/11/10 07:18:56 tg Exp $
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#-
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# Environment: CC, CFLAGS, CPPFLAGS, LDFLAGS, LIBS, NROFF
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v()
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{
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$e "$*"
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eval "$@"
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}
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upper()
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{
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echo "$@" | tr qwertyuiopasdfghjklzxcvbnm QWERTYUIOPASDFGHJKLZXCVBNM
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}
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ac_testn()
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{
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f=$1
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fu=`upper $f`
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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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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 "==> $fd... no (cached)"
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return
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fi
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if test 1 = "$fv"; then
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$e "==> $fd... yes (cached)"
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return
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fi
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if test 0 = "$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 "==> $fd... $fv (implied)"
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return
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fi
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$e ... $fd
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cat >scn.c
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v "$CC $CFLAGS $CPPFLAGS $LDFLAGS $NOWARN scn.c $LIBS" 2>&$v | \
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sed 's/^/] /'
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if test -f a.out || test -f a.exe; then
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eval HAVE_$fu=1
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$e "==> $fd... yes"
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else
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eval HAVE_$fu=0
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$e "==> $fd... no"
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fi
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rm -f scn.c a.out a.exe
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}
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ac_test()
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{
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ac_testn "$@"
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eval CPPFLAGS=\"\$CPPFLAGS -DHAVE_$fu=\$HAVE_$fu\"
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}
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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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: ${CFLAGS='-O2 -fno-strict-aliasing -Wall'}
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: ${CC=gcc} ${NROFF=nroff}
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curdir=`pwd` srcdir=`dirname "$0"`
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echo | $NROFF -v 2>&1 | grep GNU >&- 2>&- && NROFF="$NROFF -c"
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e=echo
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v=1
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r=0
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x=0
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LDSTATIC=-static
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for i
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do
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case $i in
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-d)
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LDSTATIC=
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;;
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-q)
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e=:
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v=-
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;;
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-r)
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r=1
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;;
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-x)
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x=1
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LDSTATIC=
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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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if test $x = 0; then
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SRCS=
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sigseen=
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fi
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SRCS="$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 $x = 1 || case `uname -s 2>/dev/null || uname` in
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CYGWIN*)
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LDSTATIC=
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sigseen=:
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;;
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Darwin)
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LDSTATIC=
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CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64"
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;;
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Interix)
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CPPFLAGS="$CPPFLAGS -D_ALL_SOURCE"
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;;
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Linux)
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CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=2 -D_BSD_SOURCE -D_GNU_SOURCE"
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CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64"
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LDSTATIC=
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sigseen=:
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;;
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SunOS)
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CPPFLAGS="$CPPFLAGS -D_BSD_SOURCE -D__EXTENSIONS__"
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CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64"
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LDSTATIC=
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sigseen=:
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r=1
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;;
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esac
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if test x"$sigseen" = x:; then
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$e Generating list of signal names
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NSIG=`printf %d "\`(echo '#include <signal.h>';echo mksh_cfg: NSIG) | \
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$CC $CPPFLAGS -E - | grep mksh_cfg | sed 's/^mksh_cfg: //'\`" 2>&-`
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test $NSIG -gt 1 || exit 1
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echo '#include <signal.h>' | $CC $CPPFLAGS -E -dD - | \
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grep '[ ]SIG[A-Z0-9]*[ ]' | \
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sed 's/^\(.*[ ]SIG\)\([A-Z0-9]*\)\([ ].*\)$/\2/' | \
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while read name; do
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( echo '#include <signal.h>'; echo "mksh_cfg: SIG$name" ) | \
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$CC $CPPFLAGS -E - | grep mksh_cfg: | \
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sed 's/^mksh_cfg: \([0-9]*\).*$/\1:'$name/
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done | grep -v '^:' | while IFS=: read nr name; do
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nr=`printf %d "$nr" 2>&-`
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test $nr -gt 0 && test $nr -lt $NSIG || continue
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case $sigseen in
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*:$nr:*) ;;
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*) echo " { $nr, \"$name\" },"
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sigseen=$sigseen$nr:
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;;
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esac
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done >signames.inc
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test -f signames.inc || exit 1
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fi
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$e Scanning for functions... please ignore any errors.
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ac_testn compiler_works '' 'if the compiler works' <<-'EOF'
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int main(void) { return (0); }
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EOF
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test 1 = $HAVE_COMPILER_WORKS || exit 1
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if test x"$NOWARN" = x""; then
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NOWARN=-Wno-error
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ac_testn can_wnoerror '' 'if -Wno-error can be used' <<-'EOF'
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int main(void) { return (0); }
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EOF
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test 1 = $HAVE_CAN_WNOERROR || NOWARN=
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fi
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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're building an extra small mksh.
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#else
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int main(void) { return (0); }
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#endif
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EOF
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if test 0 = $HAVE_MKSH_FULL; then
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save_CFLAGS=$CFLAGS
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CFLAGS="$CFLAGS -fno-inline"
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ac_testn can_fnoinline '' 'if -fno-inline can be used' <<-'EOF'
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int main(void) { return (0); }
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EOF
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test 1 = $HAVE_CAN_FNOINLINE || CFLAGS=$save_CFLAGS
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HAVE_LANGINFO_CODESET=0
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fi
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save_CFLAGS=$CFLAGS
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CFLAGS="$CFLAGS -fwhole-program --combine"
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ac_testn can_fwholepgm '' 'if -fwhole-program --combine can be used' <<-'EOF'
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int main(void) { return (0); }
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EOF
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test 1 = $HAVE_CAN_FWHOLEPGM || CFLAGS=$save_CFLAGS
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ac_test arc4random <<-'EOF'
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#include <stdlib.h>
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int main(void) { arc4random(); return (0); }
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EOF
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ac_test arc4random_push arc4random 0 <<-'EOF'
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#include <stdlib.h>
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int main(void) { arc4random_push(1); return (0); }
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EOF
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ac_test setlocale_ctype '' 'setlocale(LC_CTYPE, "")' <<'EOF'
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#include <locale.h>
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int main(void) { setlocale(LC_CTYPE, ""); return (0); }
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EOF
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ac_test langinfo_codeset setlocale_ctype 0 'nl_langinfo(CODESET)' <<'EOF'
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#include <langinfo.h>
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int main(void) { nl_langinfo(CODESET); return (0); }
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EOF
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ac_test setmode mksh_full 1 <<-'EOF'
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#include <unistd.h>
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int main(int ac, char *av[]) { setmode(av[0]); return (ac); }
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EOF
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ac_test strlcpy <<-'EOF'
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#include <string.h>
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int main(int ac, char *av[]) { strlcpy(av[0], av[1], 1); return (ac); }
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EOF
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ac_test sys_param_h '' '<sys/param.h>' <<'EOF'
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#include <sys/param.h>
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int main(void) { return (0); }
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EOF
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$e ... done.
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addsrcs HAVE_SETMODE setmode.c
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addsrcs HAVE_STRLCPY strlfun.c
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(v "cd '$srcdir' && exec $CC $CFLAGS -I'$curdir' $CPPFLAGS" \
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"-DHAVE_CONFIG_H -DCONFIG_H_FILENAME=\\\"sh.h\\\"" \
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"$LDFLAGS $LDSTATIC -o '$curdir/mksh' $SRCS $LIBS") || exit 1
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result=mksh
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test -f mksh.exe && result=mksh.exe
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test -f $result || exit 1
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test $r = 1 || v "$NROFF -mdoc <'$srcdir/mksh.1' >mksh.cat1" || \
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rm -f mksh.cat1
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test $v = 1 && v size $result
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case $curdir in
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*\ *) echo "#!./mksh" >test.sh ;;
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*) echo "#!$curdir/mksh" >test.sh ;;
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esac
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echo "exec perl '$srcdir/check.pl' -s '$srcdir/check.t'" \
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"-p '$curdir/mksh' -C pdksh \$*" >>test.sh
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chmod 755 test.sh
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i=install
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test -f /usr/ucb/$i && i=/usr/ucb/$i
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$e
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$e Installing the shell:
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$e "# $i -c -s -o root -g bin -m 555 mksh /bin/mksh"
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$e "# grep -qx /bin/mksh /etc/shells || echo /bin/mksh >>/etc/shells"
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$e "# $i -c -o root -g bin -m 444 dot.mkshrc /usr/share/doc/mksh/examples/"
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$e
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$e Installing the manual:
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if test -f mksh.cat1; then
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$e "# $i -c -o root -g bin -m 444 mksh.cat1" \
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"/usr/share/man/cat1/mksh.0"
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$e or
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fi
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$e "# $i -c -o root -g bin -m 444 mksh.1 /usr/share/man/man1/mksh.1"
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$e
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$e Run the regression test suite: ./test.sh
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$e Please also read the sample file dot.mkshrc and the fine manual.
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