2 # Darwin (Mac OS) hints
3 # Wilfredo Sanchez <wsanchez@wsanchez.net>
10 # Configure hasn't figured out the version number yet. Bummer.
11 perl_revision=`awk '/define[ ]+PERL_REVISION/ {print $3}' $src/patchlevel.h`
12 perl_version=`awk '/define[ ]+PERL_VERSION/ {print $3}' $src/patchlevel.h`
13 perl_subversion=`awk '/define[ ]+PERL_SUBVERSION/ {print $3}' $src/patchlevel.h`
14 version="${perl_revision}.${perl_version}.${perl_subversion}"
16 # Pretend that Darwin doesn't know about those system calls in Tiger
17 # (10.4/darwin 8) and earlier [perl #24122]
27 # This was previously used in all but causes three cases
28 # (no -Ddprefix=, -Dprefix=/usr, -Dprefix=/some/thing/else)
29 # but that caused too much grief.
30 # vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
34 '') # Default install; use non-system directories
36 siteprefix='/usr/local';
38 '/usr') # We are building/replacing the built-in perl
42 siteprefix='/usr/local';
43 # We don't want /usr/bin/HEAD issues.
44 sitebin='/usr/local/bin';
45 sitescript='/usr/local/bin';
46 installusrbinperl='define'; # You knew what you were doing.
47 privlib="/System/Library/Perl/${version}";
48 sitelib="/Library/Perl/${version}";
50 usevendorprefix='define';
52 vendorscript='/usr/bin';
53 vendorlib="/Network/Library/Perl/${version}";
54 # 4BSD uses ${prefix}/share/man, not ${prefix}/man.
55 man1dir='/usr/share/man/man1';
56 man3dir='/usr/share/man/man3';
57 # But users' installs shouldn't touch the system man pages.
58 # Transient obsoleted style.
59 siteman1='/usr/local/share/man/man1';
60 siteman3='/usr/local/share/man/man3';
62 siteman1dir='/usr/local/share/man/man1';
63 siteman3dir='/usr/local/share/man/man3';
65 *) # Anything else; use non-system directories, use Configure defaults
73 # Since we can build fat, the archname doesn't need the processor type
76 # nm isn't known to work after Snow Leopard and XCode 4; testing with OS X 10.5
77 # and Xcode 3 shows a working nm, but pretending it doesn't work produces no
83 # Optimizing for size also mean less resident memory usage on the part
84 # of Perl. Apple asserts that this is a more important optimization than
85 # saving on CPU cycles. Given that memory speed has not increased at
86 # pace with CPU speed over time (on any platform), this is probably a
87 # reasonable assertion.
88 if [ -z "${optimize}" ]; then
89 case "`${cc:-gcc} -v 2>&1`" in
90 *"gcc version 3."*) optimize='-Os' ;;
99 # -fno-common because common symbols are not allowed in MH_DYLIB
100 # -DPERL_DARWIN: apparently the __APPLE__ is not sanctioned by Apple
101 # as the way to differentiate Mac OS X. (The official line is that
102 # *no* cpp symbol does differentiate Mac OS X.)
103 ccflags="${ccflags} -fno-common -DPERL_DARWIN"
105 # At least on Darwin 1.3.x:
107 # # define INT32_MIN -2147483648
109 # double a = INT32_MIN;
110 # printf ("INT32_MIN=%g\n", a);
114 # INT32_MIN=2.14748e+09
115 # Note that the INT32_MIN has become positive.
116 # INT32_MIN is set in /usr/include/stdint.h by:
117 # #define INT32_MIN -2147483648
118 # which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
119 # seems to work. INT64_MIN seems to be similarly broken.
120 # -- Nicholas Clark, Ken Williams, and Edward Moy
122 # This seems to have been fixed since at least Mac OS X 10.1.3,
123 # stdint.h defining INT32_MIN as (-INT32_MAX-1)
126 case "$(grep '^#define INT32_MIN' /usr/include/stdint.h)" in
127 *-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;;
130 # Avoid Apple's cpp precompiler, better for extensions
131 if [ "X`echo | ${cc} -no-cpp-precomp -E - 2>&1 >/dev/null`" = "X" ]; then
132 cppflags="${cppflags} -no-cpp-precomp"
134 # This is necessary because perl's build system doesn't
135 # apply cppflags to cc compile lines as it should.
136 ccflags="${ccflags} ${cppflags}"
139 # Known optimizer problems.
140 case "`cc -v 2>&1`" in
141 *"3.1 20020105"*) toke_cflags='optimize=""' ;;
144 # Shared library extension is .dylib.
145 # Bundle extension is .bundle.
151 # 10.4 can use dlopen.
158 dlsrc='dl_dlopen.xs';
164 case "$ccdlflags" in # If passed in from command line, presume user knows best
166 cccdlflags=' '; # space, not empty, because otherwise we get -fpic
170 # Perl bundles do not expect two-level namespace, added in Darwin 1.4.
171 # But starting from perl 5.8.1/Darwin 7 the default is the two-level.
174 lddlflags="${ldflags} -bundle -undefined suppress"
177 ldflags="${ldflags} -flat_namespace"
178 lddlflags="${ldflags} -bundle -undefined suppress"
181 ldflags="${ldflags} -flat_namespace"
182 lddlflags="${ldflags} -bundle -undefined suppress"
185 lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
187 *MACOSX_DEVELOPMENT_TARGET*) ;;
188 *) ld="env MACOSX_DEPLOYMENT_TARGET=10.3 ${ld}" ;;
192 ldlibpthname='DYLD_LIBRARY_PATH';
194 # useshrplib=true results in much slower startup times.
195 # 'false' is the default value. Use Configure -Duseshrplib to override.
197 cat > UU/archname.cbu <<'EOCBU'
198 # This script UU/archname.cbu will get 'called-back' by Configure
199 # after it has otherwise determined the architecture name.
201 *"-flat_namespace"*) ;; # Backward compat, be flat.
202 # If we are using two-level namespace, we will munge the archname to show it.
203 *) archname="${archname}-2level" ;;
207 # 64-bit addressing support. Currently strictly experimental. DFD 2005-06-06
208 case "$use64bitall" in
216 *** 64-bit addressing is not supported for Mac OS X versions
217 *** below 10.4 ("Tiger") or Darwin versions below 8. Please try
218 *** again without -Duse64bitall. (-Duse64bitint will work, however.)
230 *** Perl 64-bit addressing support is experimental for Mac OS X
231 *** 10.4 ("Tiger") and Darwin version 8. System V IPC is disabled
232 *** due to problems with the 64-bit versions of msgctl, semctl,
233 *** and shmctl. You should also expect the following test failures:
235 *** ext/threads-shared/t/wait (threaded builds only)
239 [ "$d_msgctl" ] || d_msgctl='undef'
240 [ "$d_semctl" ] || d_semctl='undef'
241 [ "$d_shmctl" ] || d_shmctl='undef'
246 powerpc) arch=ppc64 ;;
250 *** Don't recognize processor, can't specify 64 bit compilation.
255 for var in ccflags cppflags ld ldflags
257 eval $var="\$${var}\ -arch\ $arch"
273 case "$usemallocwrap" in
274 '') usemallocwrap='define' ;;
277 # our malloc works (but allow users to override)
278 case "$usemymalloc" in
279 '') usemymalloc='n' ;;
281 # However sbrk() returns -1 (failure) somewhere in lib/unicore/mktables at
282 # around 14M, so we need to use system malloc() as our sbrk()
283 malloc_cflags='ccflags="-DUSE_PERL_SBRK -DPERL_SBRK_VIA_MALLOC $ccflags"'
285 # Locales aren't feeling well.
286 LC_ALL=C; export LC_ALL;
290 # The libraries are not threadsafe as of OS X 10.1.
292 # Fix when Apple fixes libc.
294 case "$usethreads$useithreads" in
297 [12345].*) cat <<EOM >&4
301 *** Warning, there might be problems with your libraries with
302 *** regards to threading. The test ext/threads/t/libc.t is likely
307 *) usereentrant='define';;
312 # Fink can install a GDBM library that claims to have the ODBM interfaces
313 # but Perl dynaloader cannot for some reason use that library. We don't
314 # really need ODBM_FIle, though, so let's just hint ODBM away.
317 # Configure doesn't detect ranlib on Tiger properly.
318 # NeilW says this should be acceptable on all darwin versions.
325 # Case-insensitive filesystems don't get along with Makefile and
326 # makefile in the same place. Since Darwin uses GNU make, this dodges
328 firstmakefile=GNUmakefile;