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add test how to run the C preprocessor and fix the $NOWARN check and docs

This commit is contained in:
tg 2007-01-11 02:37:40 +00:00
parent 546e97621a
commit 4d2624fd1d
1 changed files with 31 additions and 10 deletions
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41
Build.sh
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@ -1,8 +1,8 @@
#!/bin/sh
# $MirOS: src/bin/mksh/Build.sh,v 1.90 2007/01/11 02:11:46 tg Exp $
# $MirOS: src/bin/mksh/Build.sh,v 1.91 2007/01/11 02:37:40 tg Exp $
#-
# Environment: CC, CFLAGS, CPPFLAGS, LDFLAGS, LIBS, NROFF
# With -x: SRCS (extra), sigseen (XXX go away), TARGET_OS
# Environment: CC, CFLAGS, CPPFLAGS, LDFLAGS, LIBS, NOWARN, NROFF
# With -x: SRCS (extra), sigseen (XXX go away), TARGET_OS (uname -s)
# XXX TODO: check for __attribute__ (Minix 3 ACK probably doesn't)
# and other gccisms in the code, handle appropriately. Note that I
@ -185,13 +185,12 @@ ac_testn compiler_works '' 'if the compiler works' <<-'EOF'
int main(void) { return (0); }
EOF
test 1 = $HAVE_COMPILER_WORKS || exit 1
if test x"$NOWARN" = x""; then
NOWARN=-Wno-error
ac_testn can_wnoerror '' 'if -Wno-error can be used' <<-'EOF'
int main(void) { return (0); }
EOF
test 1 = $HAVE_CAN_WNOERROR || NOWARN=
fi
test x"$NOWARN" = x"" && NOWARN=-Wno-error
ac_testn can_wnoerror '' "if '$NOWARN' can be used" <<-'EOF'
int main(void) { return (0); }
EOF
test 1 = $HAVE_CAN_WNOERROR || NOWARN=
ac_testn mksh_full '' "if we're building without MKSH_SMALL" <<-'EOF'
#ifdef MKSH_SMALL
@ -282,6 +281,28 @@ ac_test strlcpy <<-'EOF'
int main(int ac, char *av[]) { return (strlcpy(*av, av[1], ac)); }
EOF
if test 0 = $HAVE_SYS_SIGNAME; then
$e "... checking how to run the C Preprocessor"
rm -f a.out
( ( echo '#if (23 * 2 - 2) == (fnord + 2)'
echo mksh_rules: fnord
echo '#endif'
) | $CC -E - $CPPFLAGS >a.out ) 2>&$v | sed 's/^/] /'
if grep '^mksh_rules:.*42' a.out >&- 2>&-; then
CPP="$CC -E -"
else
rm -f a.out
( ( echo '#if (23 * 2 - 2) == (fnord + 2)'
echo mksh_rules: fnord
echo '#endif'
) | $CPP $CPPFLAGS >a.out ) 2>&$v | sed 's/^/] /'
grep '^mksh_rules:.*42' a.out >&- 2>&- || CPP=no
fi
rm -f a.out
$e "==> checking how to run the C Preprocessor... $CPP"
test x"$CPP" = x"no" && exit 1
fi
$e ... done.
addsrcs HAVE_SETMODE setmode.c
addsrcs HAVE_STRCASESTR strcasestr.c