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Upstream pkgsrc patch to support NetBSD 6.*
[perl5.git] / hints / netbsd.sh
CommitLineData
a0d0e21e 1# hints/netbsd.sh
4633a7c4 2#
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3# Please check with packages@netbsd.org before making modifications
4# to this file.
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5
6case "$archname" in
7'')
8 archname=`uname -m`-${osname}
9 ;;
10esac
11
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12# NetBSD keeps dynamic loading dl*() functions in /usr/lib/crt0.o,
13# so Configure doesn't find them (unless you abandon the nm scan).
14# Also, NetBSD 0.9a was the first release to introduce shared
15# libraries.
16#
a0d0e21e 17case "$osvers" in
4633a7c4 180.9|0.8*)
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19 usedl="$undef"
20 ;;
c9ef717e 21*)
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22 case `uname -m` in
23 pmax)
24 # NetBSD 1.3 and 1.3.1 on pmax shipped an `old' ld.so,
25 # which will not work.
26 case "$osvers" in
27 1.3|1.3.1)
28 d_dlopen=$undef
29 ;;
30 esac
31 ;;
32 esac
6195bde2 33 if test -f /usr/libexec/ld.elf_so; then
068ac78d 34 # ELF
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35 d_dlopen=$define
36 d_dlerror=$define
068ac78d 37 cccdlflags="-DPIC -fPIC $cccdlflags"
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38 lddlflags="-shared $lddlflags"
39 cat >UU/cc.cbu <<'EOCBU'
40# gcc 4.6 doesn't support --whole-archive, but it's required for the
41# system gcc to build correctly, so check for it
42echo 'int f(void) { return 0; }' >try.c
43if ${cc:-cc} $cccdlflags -c try.c -otry.o 2>&1 &&
44 ${cc:-cc} --whole-archive $lddlflags try.o -otry.so 2>&1 ; then
45 lddlflags="--whole-archive $lddlflags"
46fi
47rm try.c try.o try.so 2>/dev/null
48EOCBU
068ac78d 49 rpathflag="-Wl,-rpath,"
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50 case "$osvers" in
51 1.[0-5]*)
52 #
53 # Include the whole libgcc.a into the perl executable
54 # so that certain symbols needed by loadable modules
55 # built as C++ objects (__eh_alloc, __pure_virtual,
56 # etc.) will always be defined.
57 #
58 ccdlflags="-Wl,-whole-archive -lgcc \
59 -Wl,-no-whole-archive -Wl,-E $ccdlflags"
60 ;;
61 *)
62 ccdlflags="-Wl,-E $ccdlflags"
63 ;;
64 esac
6195bde2 65 elif test -f /usr/libexec/ld.so; then
068ac78d 66 # a.out
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67 d_dlopen=$define
68 d_dlerror=$define
c9ef717e 69 cccdlflags="-DPIC -fPIC $cccdlflags"
9f060c84 70 lddlflags="-Bshareable $lddlflags"
068ac78d 71 rpathflag="-R"
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72 else
73 d_dlopen=$undef
068ac78d 74 rpathflag=
099685bc 75 fi
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76 ;;
77esac
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78
79# netbsd had these but they don't really work as advertised, in the
80# versions listed below. if they are defined, then there isn't a
81# way to make perl call setuid() or setgid(). if they aren't, then
82# ($<, $>) = ($u, $u); will work (same for $(/$)). this is because
83# you can not change the real userid of a process under 4.4BSD.
099685bc 84# netbsd fixed this in 1.3.2.
229e211d 85case "$osvers" in
099685bc 860.9*|1.[012]*|1.3|1.3.1)
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87 d_setregid="$undef"
88 d_setreuid="$undef"
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89 ;;
90esac
a22def3b 91case "$osvers" in
65ae6364 920.9*|1.*|2.*|3.*|4.*|5.*|6.*)
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93 d_getprotoent_r="$undef"
94 d_getprotobyname_r="$undef"
95 d_getprotobynumber_r="$undef"
96 d_setprotoent_r="$undef"
97 d_endprotoent_r="$undef"
98 d_getservent_r="$undef"
99 d_getservbyname_r="$undef"
100 d_getservbyport_r="$undef"
101 d_setservent_r="$undef"
102 d_endservent_r="$undef"
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103 d_getprotoent_r_proto="0"
104 d_getprotobyname_r_proto="0"
105 d_getprotobynumber_r_proto="0"
106 d_setprotoent_r_proto="0"
107 d_endprotoent_r_proto="0"
108 d_getservent_r_proto="0"
109 d_getservbyname_r_proto="0"
110 d_getservbyport_r_proto="0"
111 d_setservent_r_proto="0"
112 d_endservent_r_proto="0"
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113 ;;
114esac
c4f23d77 115
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116# These are obsolete in any netbsd.
117d_setrgid="$undef"
118d_setruid="$undef"
119
099685bc 120# there's no problem with vfork.
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121usevfork=true
122
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123# This is there but in machine/ieeefp_h.
124ieeefp_h="define"
125
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126# This script UU/usethreads.cbu will get 'called-back' by Configure
127# after it has prompted the user for whether to use threads.
128cat > UU/usethreads.cbu <<'EOCBU'
129case "$usethreads" in
130$define|true|[yY]*)
6195bde2 131 lpthread=
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132 for xxx in pthread; do
133 for yyy in $loclibpth $plibpth $glibpth dummy; do
134 zzz=$yyy/lib$xxx.a
135 if test -f "$zzz"; then
136 lpthread=$xxx
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137 break;
138 fi
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139 zzz=$yyy/lib$xxx.so
140 if test -f "$zzz"; then
141 lpthread=$xxx
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142 break;
143 fi
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144 zzz=`ls $yyy/lib$xxx.so.* 2>/dev/null`
145 if test "X$zzz" != X; then
146 lpthread=$xxx
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147 break;
148 fi
149 done
150 if test "X$lpthread" != X; then
151 break;
152 fi
153 done
154 if test "X$lpthread" != X; then
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155 # Add -lpthread.
156 libswanted="$libswanted $lpthread"
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157 # There is no libc_r as of NetBSD 1.5.2, so no c -> c_r.
158 # This will be revisited when NetBSD gains a native pthreads
159 # implementation.
a22def3b 160 else
6195bde2 161 echo "$0: No POSIX threads library (-lpthread) found. " \
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162 "You may want to install GNU pth. Aborting." >&4
163 exit 1
164 fi
6195bde2 165 unset lpthread
5d0b7876 166
dca46f05 167 # several reentrant functions are embedded in libc, but haven't
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168 # been added to the header files yet. Let's hold off on using
169 # them until they are a valid part of the API
170 case "$osvers" in
171 [012].*|3.[0-1])
172 d_getprotobyname_r=$undef
173 d_getprotobynumber_r=$undef
174 d_getprotoent_r=$undef
175 d_getservbyname_r=$undef
176 d_getservbyport_r=$undef
177 d_getservent_r=$undef
178 d_setprotoent_r=$undef
179 d_setservent_r=$undef
180 d_endprotoent_r=$undef
181 d_endservent_r=$undef ;;
182 esac
183 ;;
184
185esac
0b196741 186EOCBU
7b938c21 187
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188# Set sensible defaults for NetBSD: look for local software in
189# /usr/pkg (NetBSD Packages Collection) and in /usr/local.
190#
191loclibpth="/usr/pkg/lib /usr/local/lib"
192locincpth="/usr/pkg/include /usr/local/include"
193case "$rpathflag" in
194'')
195 ldflags=
196 ;;
197*)
198 ldflags=
199 for yyy in $loclibpth; do
200 ldflags="$ldflags $rpathflag$yyy"
201 done
202 ;;
203esac
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204
205case `uname -m` in
206alpha)
207 echo 'int main() {}' > try.c
208 gcc=`${cc:-cc} -v -c try.c 2>&1|grep 'gcc version egcs-2'`
209 case "$gcc" in
210 '' | "gcc version egcs-2.95."[3-9]*) ;; # 2.95.3 or better okay
211 *) cat >&4 <<EOF
212***
213*** Your gcc ($gcc) is known to be
214*** too buggy on netbsd/alpha to compile Perl with optimization.
215*** It is suggested you install the lang/gcc package which should
216*** have at least gcc 2.95.3 which should work okay: use for example
217*** Configure -Dcc=/usr/pkg/gcc-2.95.3/bin/cc. You could also
218*** Configure -Doptimize=-O0 to compile Perl without any optimization
219*** but that is not recommended.
220***
221EOF
222 exit 1
223 ;;
224 esac
225 rm -f try.*
226 ;;
227esac
228
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229# NetBSD/sparc 1.5.3/1.6.1 dumps core in the semid_ds test of Configure.
230case `uname -m` in
231sparc) d_semctl_semid_ds=undef ;;
232esac
233
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234# malloc wrap works
235case "$usemallocwrap" in
236'') usemallocwrap='define' ;;
237esac
238
239# don't use perl malloc by default
240case "$usemymalloc" in
241'') usemymalloc=n ;;
242esac