3 # original from Krishna Sethuraman, krishna@sgi.com
5 # Modified Mon Jul 22 14:52:25 EDT 1996
6 # Andy Dougherty <doughera@lafcol.lafayette.edu>
7 # with help from Dean Roehrich <roehrich@cray.com>.
8 # cc -n32 update info from Krishna Sethuraman, krishna@sgi.com.
9 # additional update from Scott Henry, scotth@sgi.com
11 # Futzed with by John Stoffel <jfs@fluent.com> on 4/24/1997
12 # - assumes 'cc -n32' by default
13 # - tries to check for various compiler versions and do the right
15 # - warnings turned off (-n32 messages):
16 # 1116 - non-void function should return a value
17 # 1048 - cast between pointer-to-object and pointer-to-function
18 # 1042 - operand types are incompatible
20 # Tweaked by Chip Salzenberg <chip@perl.com> on 5/13/97
21 # - don't assume 'cc -n32' if the n32 libm.so is missing
23 # Threaded by Jarkko Hietaniemi <jhi@iki.fi> on 11/18/97
24 # - POSIX threads knowledge by IRIX version
26 # gcc-enabled by Kurt Starsinic <kstar@isinet.com> on 3/24/1998
28 # 64-bitty by Jarkko Hietaniemi on 9/1998
30 # Use sh Configure -Dcc='cc -n32' to try compiling with -n32.
31 # or -Dcc='cc -n32 -mips3' (or -mips4) to force (non)portability
32 # Don't bother with -n32 unless you have the 7.1 or later compilers.
33 # But there's no quick and light-weight way to check in 6.2.
35 # Let's assume we want to use 'cc -n32' by default, unless the
36 # necessary libm is missing (which has happened at least twice)
38 '') case "$use64bitall" in
39 "$define"|true|[yY]*) test -f /usr/lib64/libm.so && cc='cc -64' ;;
40 *) test -f /usr/lib32/libm.so && cc='cc -n32' ;;
43 test -z "$cc" && cc=cc
45 case "$use64bitint" in
50 IRIX `uname -r` does not support 64-bit types.
51 You should upgrade to at least IRIX 6.2.
52 Cannot continue, aborting.
60 case "$use64bitall" in
65 You cannot use -Duse64bitall in 32-bit IRIX, sorry.
67 Cannot continue, aborting.
75 # Check for which compiler we're using
80 libscheck='case "`/usr/bin/file $xxx`" in
85 # NOTE: -L/usr/lib32 -L/lib32 are automatically selected by the linker
86 ldflags=' -L/usr/local/lib32 -L/usr/local/lib'
88 # From: David Billinghurst <David.Billinghurst@riotinto.com.au>
89 # If you get complaints about so_locations then change the following
90 # line to something like:
91 # lddlflags="-n32 -shared -check_registry /usr/lib32/so_locations"
92 lddlflags="-n32 -shared"
93 libc='/usr/lib32/libc.so'
94 plibpth='/usr/lib32 /lib32 /usr/ccs/lib'
98 loclibpth="$loclibpth /usr/lib64"
99 libscheck='case "`/usr/bin/file $xxx`" in
101 *) xxx=/no/64-bit$xxx ;;
103 # NOTE: -L/usr/lib64 -L/lib64 are automatically selected by the linker
104 ldflags=' -L/usr/local/lib64 -L/usr/local/lib'
106 # From: David Billinghurst <David.Billinghurst@riotinto.com.au>
107 # If you get complaints about so_locations then change the following
108 # line to something like:
109 # lddlflags="-64 -shared -check_registry /usr/lib64/so_locations"
110 lddlflags="-64 -shared"
111 libc='/usr/lib64/libc.so'
112 plibpth='/usr/lib64 /lib64 /usr/ccs/lib'
115 ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -D_POSIX_C_SOURCE"
119 # Without the -mabi=64 gcc in 64-bit IRIX has problems passing
120 # and returning small structures. This affects inet_*() and semctl().
121 # See http://reality.sgi.com/ariel/freeware/gcc-2.8.1-notes.html
122 # for more information. Reported by Lionel Cons <lionel.cons@cern.ch>.
123 IRIX64) ccflags="$ccflags -mabi=64"
124 ldflags="$ldflags -mabi=64 -L/usr/lib64"
125 lddlflags="$lddlflags -mabi=64"
127 *) ccflags="$ccflags -DIRIX32_SEMUN_BROKEN_BY_GCC"
132 # this is needed to force the old-32 paths
133 # since the system default can be changed.
134 ccflags="$ccflags -32 -D_BSD_TYPES -D_BSD_TIME -Olimit 3100"
139 # Settings common to both native compiler modes.
141 *"cc -n32"|*"cc -64")
144 # perl's malloc can return improperly aligned buffer
145 # which (under 5.6.0RC1) leads into really bizarre bus errors
146 # and freak test failures (lib/safe1 #18, for example),
147 # even more so with -Duse64bitall: for example lib/io_linenumtb.
148 # fails under the harness but succeeds when run separately,
149 # under make test pragma/warnings #98 fails, and lib/io_dir
150 # apparently coredumps (the last two don't happen under
151 # the harness. Helmut Jarausch is seeing bus errors from
152 # miniperl, as was Scott Henry with snapshots from just before
155 #malloc_cflags='ccflags="-DSTRICT_ALIGNMENT $ccflags"'
160 # Perl 5.004_57 introduced new qsort code into pp_ctl.c that
161 # makes IRIX cc prior to 7.2.1 to emit bad code.
162 # so some serious hackery follows to set pp_ctl flags correctly.
164 # Check for which version of the compiler we're running
165 case "`$cc -version 2>&1`" in
166 *7.0*) # Mongoose 7.0
167 ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1042,1048,1110,1116,1174,1184,1552 -OPT:Olimit=0"
170 *7.1*|*7.2|*7.20) # Mongoose 7.1+
171 ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1174,1184,1552 -OPT:Olimit=0"
173 # This is a temporary fix for 5.005.
174 # Leave pp_ctl_cflags line at left margin for Configure. See
175 # hints/README.hints, especially the section
176 # =head2 Propagating variables to config.sh
177 pp_ctl_cflags='optimize=-O'
179 *7.*) # Mongoose 7.2.1+
180 ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1174,1184,1552 -OPT:Olimit=0:space=ON"
183 *6.2*) # Ragnarok 6.2
184 ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1174,1184,1552"
187 *) # Be safe and not optimize
188 ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1174,1184,1552 -OPT:Olimit=0"
193 # this is to accommodate the 'modules' capability of the
194 # 7.2 MIPSPro compilers, which allows for the compilers to be installed
195 # in a nondefault location. Almost everything works as expected, but
196 # /usr/include isn't caught properly. Hence see the /usr/include/pthread.h
197 # change below to include TOOLROOT (a modules environment variable),
198 # and the following code. Additional
199 # code to accommodate the 'modules' environment should probably be added
200 # here if possible, or be inserted as a ${TOOLROOT} reference before
201 # absolute paths (again, see the pthread.h change below).
202 # -- krishna@sgi.com, 8/23/98
204 if [ "X${TOOLROOT}" != "X" ]; then
205 # we cant set cppflags because it gets overwritten
206 # we dont actually need $TOOLROOT/usr/include on the cc line cuz the
207 # modules functionality already includes it but
208 # XXX - how do I change cppflags in the hints file?
209 ccflags="$ccflags -I${TOOLROOT}/usr/include"
210 usrinc="${TOOLROOT}/usr/include"
216 # Don't groan about unused libraries.
217 ldflags="$ldflags -Wl,-woff,84"
219 case "`$cc -version 2>&1`" in
220 *7.2.*) op_cflags='optimize=-O1' ;; # workaround for an optimizer bug
223 # We don't want these libraries.
224 # Socket networking is in libc, these are not installed by default,
225 # and just slow perl down. (scotth@sgi.com)
226 set `echo X "$libswanted "|sed -e 's/ socket / /' -e 's/ nsl / /' -e 's/ dl / /'`
230 # Irix 6.5.6 seems to have a broken header <sys/mode.h>
231 # don't include that (it doesn't contain S_IFMT, S_IFREG, et al)
235 # I have conflicting reports about the sun, crypt, bsd, and PW
236 # libraries on Irix 6.2.
239 # Don't need sun crypt bsd PW under 6.2. You *may* need to link
240 # with these if you want to run perl built under 6.2 on a 5.3 machine
241 # (I haven't checked)
243 # Another user reported that if he included those libraries, a large number
244 # of the tests failed (approx. 20-25) and he would get a core dump. To
245 # make things worse, test results were inconsistent, i.e., some of the
246 # tests would pass some times and fail at other times.
247 # The safest thing to do seems to be to eliminate them.
249 # Actually, the only libs that you want are '-lm'. Everything else
250 # you need is in libc. You do also need '-lbsd' if you choose not
251 # to use the -D_BSD_* defines. Note that as of 6.2 the only
252 # difference between '-lmalloc' and '-lc' malloc is the debugging
253 # and control calls, which aren't used by perl. -- scotth@sgi.com
255 set `echo X "$libswanted "|sed -e 's/ sun / /' -e 's/ crypt / /' -e 's/ bsd / /' -e 's/ PW / /' -e 's/ malloc / /'`
259 cat > UU/usethreads.cbu <<'EOCBU'
260 # This script UU/usethreads.cbu will get 'called-back' by Configure
261 # after it has prompted the user for whether to use threads.
262 case "$usethreads" in
264 if test ! -f ${TOOLROOT}/usr/include/pthread.h -o ! -f /usr/lib/libpthread.so; then
268 IRIX `uname -r` does not support POSIX threads.
269 You should upgrade to at least IRIX 6.2 with pthread patches.
274 IRIX 6.2 can have the POSIX threads.
275 However, the following IRIX patches (or their replacements) MUST be installed:
276 1404 Irix 6.2 Posix 1003.1b man pages
277 1645 IRIX 6.2 & 6.3 POSIX header file updates
278 2000 Irix 6.2 Posix 1003.1b support modules
279 2254 Pthread library fixes
280 2401 6.2 all platform kernel rollup
282 Without patch 2401, a kernel bug in IRIX 6.2 will
283 cause your machine to panic and crash when running
284 threaded perl. IRIX 6.3 and up should be OK.
289 IRIX `uname -r` should have the POSIX threads.
290 But, somehow, you do not seem to have them installed.
295 Cannot continue, aborting.
299 set `echo X "$libswanted "| sed -e 's/ c / pthread /'`
309 # The -n32 makes off_t to be 8 bytes, so we should have largefileness.