1# hints/ultrix_4.sh
2# Last updated by Andy Dougherty  <doughera@lafayette.edu>
3# Fri Feb 10 10:04:51 EST 1995
4#
5# Use   Configure -Dcc=gcc   to use gcc.
6#
7# This used to use -g, but that pulls in -DDEBUGGING by default.
8case "$optimize" in
9'')
10	# recent versions have a working compiler.
11	case "$osvers" in
12	*4.[45]*)	optimize='-O2' ;;
13	*)		optimize='none' ;;
14	esac
15	;;
16esac
17
18# Some users have reported Configure runs *much* faster if you
19# replace all occurrences of /bin/sh by /bin/sh5
20# Something like:
21#   sed 's!/bin/sh!/bin/sh5!g' Configure > Configure.sh5
22# Then run "sh5 Configure.sh5 [your options]"
23
24case "$myuname" in
25*risc*) cat <<EOF >&4
26Note that there is a bug in some versions of NFS on the DECStation that
27may cause utime() to work incorrectly.  If so, regression test io/fs
28may fail if run under NFS.  Ignore the failure.
29EOF
30esac
31
32# Compiler flags that depend on osversion:
33case "$cc" in
34*gcc*) ;;
35*)
36    case "$osvers" in
37    *4.1*)	ccflags="$ccflags -DLANGUAGE_C -Olimit 3800" ;;
38    *4.2*)	ccflags="$ccflags -DLANGUAGE_C -Olimit 3800"
39		# Prototypes sometimes cause compilation errors in 4.2.
40		prototype=undef
41		case "$myuname" in
42		*risc*)  d_volatile=undef ;;
43		esac
44		;;
45    *4.3*)	ccflags="$ccflags -std1 -DLANGUAGE_C -Olimit 3800" ;;
46    *)	ccflags="$ccflags -std -Olimit 3800" ;;
47    esac
48    ;;
49esac
50
51# Other settings that depend on $osvers:
52case "$osvers" in
53*4.1*)	;;
54*4.2*)	libswanted=`echo $libswanted | sed 's/ malloc / /'` ;;
55*4.3*)	;;
56*)	ranlib='ranlib' ;;
57esac
58
59# Settings that don't depend on $osvers:
60
61util_cflags='ccflags="$ccflags -DLOCALE_ENVIRON_REQUIRED"'
62groupstype='int'
63# This will cause a WHOA THERE warning, but it's accurate.  The
64# configure test should be beefed up to try using the field when
65# it can't find any of the standardly-named fields.
66d_dirnamlen='define'
67
68# Ultrix can mmap only character devices, not regular files,
69# which is rather useless state of things for Perl.
70d_mmap='undef'
71
72# There simply isn't dynaloading in Ultrix.
73usedl='undef'
74
75