summaryrefslogtreecommitdiff
path: root/hints/openbsd.sh
blob: 4839d049c5b19b014594fb6f5f2c3ae0ea698a9e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
# hints/openbsd.sh
#
# hints file for OpenBSD; Todd Miller <millert@openbsd.org>
# Edited to allow Configure command-line overrides by
#  Andy Dougherty <doughera@lafcol.lafayette.edu>
#
# To build with distribution paths, use:
#	./Configure -des -Dopenbsd_distribution=defined
#

# OpenBSD has a better malloc than perl...
test "$usemymalloc" || usemymalloc='n'

# Currently, vfork(2) is not a real win over fork(2) but this will
# change starting with OpenBSD 2.7.
usevfork='true'

# setre?[ug]id() have been replaced by the _POSIX_SAVED_IDS versions
# in 4.4BSD.  Configure will find these but they are just emulated
# and do not have the same semantics as in 4.3BSD.
d_setregid=$undef
d_setreuid=$undef
d_setrgid=$undef
d_setruid=$undef

#
# Not all platforms support dynamic loading...
# For the case of "$openbsd_distribution", the hints file
# needs to know whether we are using dynamic loading so that
# it can set the libperl name appropriately.
# Allow command line overrides.
#
ARCH=`arch | sed 's/^OpenBSD.//'`
case "${ARCH}-${osvers}" in
alpha-2.[0-8]|mips-2.[0-8]|powerpc-2.[0-7]|m88k-*|vax-*)
	test -z "$usedl" && usedl=$undef
	;;
*)
	test -z "$usedl" && usedl=$define
	# We use -fPIC here because -fpic is *NOT* enough for some of the
	# extensions like Tk on some OpenBSD platforms (ie: sparc)
	cccdlflags="-DPIC -fPIC $cccdlflags"
	case "$osvers" in
	[01].*|2.[0-7]|2.[0-7].*)
		lddlflags="-Bshareable $lddlflags"
		;;
	2.[8-9]|3.0)
		ld=${cc:-cc}
		lddlflags="-shared -fPIC $lddlflags"
		;;
	*) # from 3.1 onwards
		ld=${cc:-cc}
		lddlflags="-shared -fPIC $lddlflags"
		libswanted=`echo $libswanted | sed 's/ dl / /'`
		;;
	esac

	# We need to force ld to export symbols on ELF platforms.
	# Without this, dlopen() is crippled.
	ELF=`${cc:-cc} -dM -E - </dev/null | grep __ELF__`
	test -n "$ELF" && ldflags="-Wl,-E $ldflags"
	;;
esac

#
# Tweaks for various versions of OpenBSD
#
case "$osvers" in
2.5)
	# OpenBSD 2.5 has broken odbm support
	i_dbm=$undef
	;;
esac

# OpenBSD doesn't need libcrypt but many folks keep a stub lib
# around for old NetBSD binaries.
libswanted=`echo $libswanted | sed 's/ crypt / /'`

# Configure can't figure this out non-interactively
d_suidsafe=$define

# cc is gcc so we can do better than -O
# Allow a command-line override, such as -Doptimize=-g
case ${ARCH} in
m88k)
   optimize='-O0'
   ;;
*)
   test "$optimize" || optimize='-O2'
   ;;
esac

# This script UU/usethreads.cbu will get 'called-back' by Configure 
# after it has prompted the user for whether to use threads.
cat > UU/usethreads.cbu <<'EOCBU'
case "$usethreads" in
$define|true|[yY]*)
	# any openbsd version dependencies with pthreads?
	ccflags="-pthread $ccflags"
	ldflags="-pthread $ldflags"
	# Add -lpthread.  Also change from -lc to -lc_r
	libswanted="$libswanted pthread"
	libswanted=`echo " $libswanted "| sed -e 's/ c / c_r /' -e 's/^ //' -e 's/ $//'`
	# This is strange.
	usevfork="$undef"
esac
EOCBU

# When building in the OpenBSD tree we use different paths
# This is only part of the story, the rest comes from config.over
case "$openbsd_distribution" in
''|$undef|false) ;;
*)
	# We put things in /usr, not /usr/local
	prefix='/usr'
	prefixexp='/usr'
	sysman='/usr/share/man/man1'
	libpth='/usr/lib'
	glibpth='/usr/lib'
	# Local things, however, do go in /usr/local
	siteprefix='/usr/local'
	siteprefixexp='/usr/local'
	# Ports installs non-std libs in /usr/local/lib so look there too
	locincpth='/usr/local/include'
	loclibpth='/usr/local/lib'
	# Link perl with shared libperl
	if [ "$usedl" = "$define" -a -r shlib_version ]; then
		useshrplib=true
		libperl=`. ./shlib_version; echo libperl.so.${major}.${minor}`
	fi
	;;
esac

# end