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 # finite() deprecated in 10.9, use isfinite() instead.
30 *) d_finite='undef' ;;
33 # This was previously used in all but causes three cases
34 # (no -Ddprefix=, -Dprefix=/usr, -Dprefix=/some/thing/else)
35 # but that caused too much grief.
36 # vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
40 '') # Default install; use non-system directories
42 siteprefix='/usr/local';
44 '/usr') # We are building/replacing the built-in perl
48 siteprefix='/usr/local';
49 # We don't want /usr/bin/HEAD issues.
50 sitebin='/usr/local/bin';
51 sitescript='/usr/local/bin';
52 installusrbinperl='define'; # You knew what you were doing.
53 privlib="/System/Library/Perl/${version}";
54 sitelib="/Library/Perl/${version}";
56 usevendorprefix='define';
58 vendorscript='/usr/bin';
59 vendorlib="/Network/Library/Perl/${version}";
60 # 4BSD uses ${prefix}/share/man, not ${prefix}/man.
61 man1dir='/usr/share/man/man1';
62 man3dir='/usr/share/man/man3';
63 # But users' installs shouldn't touch the system man pages.
64 # Transient obsoleted style.
65 siteman1='/usr/local/share/man/man1';
66 siteman3='/usr/local/share/man/man3';
68 siteman1dir='/usr/local/share/man/man1';
69 siteman3dir='/usr/local/share/man/man3';
71 *) # Anything else; use non-system directories, use Configure defaults
79 # Since we can build fat, the archname doesn't need the processor type
82 # nm isn't known to work after Snow Leopard and XCode 4; testing with OS X 10.5
83 # and Xcode 3 shows a working nm, but pretending it doesn't work produces no
89 # Optimizing for size also mean less resident memory usage on the part
90 # of Perl. Apple asserts that this is a more important optimization than
91 # saving on CPU cycles. Given that memory speed has not increased at
92 # pace with CPU speed over time (on any platform), this is probably a
93 # reasonable assertion.
94 if [ -z "${optimize}" ]; then
95 case "`${cc:-gcc} -v 2>&1`" in
96 *"gcc version 3."*) optimize='-Os' ;;
105 # -fno-common because common symbols are not allowed in MH_DYLIB
106 # -DPERL_DARWIN: apparently the __APPLE__ is not sanctioned by Apple
107 # as the way to differentiate Mac OS X. (The official line is that
108 # *no* cpp symbol does differentiate Mac OS X.)
109 ccflags="${ccflags} -fno-common -DPERL_DARWIN"
111 # At least on Darwin 1.3.x:
113 # # define INT32_MIN -2147483648
115 # double a = INT32_MIN;
116 # printf ("INT32_MIN=%g\n", a);
120 # INT32_MIN=2.14748e+09
121 # Note that the INT32_MIN has become positive.
122 # INT32_MIN is set in /usr/include/stdint.h by:
123 # #define INT32_MIN -2147483648
124 # which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
125 # seems to work. INT64_MIN seems to be similarly broken.
126 # -- Nicholas Clark, Ken Williams, and Edward Moy
128 # This seems to have been fixed since at least Mac OS X 10.1.3,
129 # stdint.h defining INT32_MIN as (-INT32_MAX-1)
132 if test -f /usr/include/stdint.h; then
133 case "$(grep '^#define INT32_MIN' /usr/include/stdint.h)" in
134 *-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;;
138 # Avoid Apple's cpp precompiler, better for extensions
139 if [ "X`echo | ${cc} -no-cpp-precomp -E - 2>&1 >/dev/null`" = "X" ]; then
140 cppflags="${cppflags} -no-cpp-precomp"
142 # This is necessary because perl's build system doesn't
143 # apply cppflags to cc compile lines as it should.
144 ccflags="${ccflags} ${cppflags}"
147 # Known optimizer problems.
148 case "`cc -v 2>&1`" in
149 *"3.1 20020105"*) toke_cflags='optimize=""' ;;
152 # Shared library extension is .dylib.
153 # Bundle extension is .bundle.
158 # 10.4 can use dlopen.
165 dlsrc='dl_dlopen.xs';
171 case "$ccdlflags" in # If passed in from command line, presume user knows best
173 cccdlflags=' '; # space, not empty, because otherwise we get -fpic
177 # Allow the user to override ld, but modify it as necessary below
180 # If the cc is explicitly something else than cc (or empty),
181 # set the ld to be that explicitly something else. Conversely,
182 # if the cc is 'cc' (or empty), set the ld to be 'cc'.
189 # Perl bundles do not expect two-level namespace, added in Darwin 1.4.
190 # But starting from perl 5.8.1/Darwin 7 the default is the two-level.
193 lddlflags="${ldflags} -bundle -undefined suppress"
196 ldflags="${ldflags} -flat_namespace"
197 lddlflags="${ldflags} -bundle -undefined suppress"
200 ldflags="${ldflags} -flat_namespace"
201 lddlflags="${ldflags} -bundle -undefined suppress"
204 # MACOSX_DEPLOYMENT_TARGET selects the minimum OS level we want to support
205 # https://developer.apple.com/library/mac/documentation/DeveloperTools/Conceptual/cross_development/Configuring/configuring.html
206 lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
208 *MACOSX_DEVELOPMENT_TARGET*) ;;
209 *) ld="env MACOSX_DEPLOYMENT_TARGET=10.3 ${ld}" ;;
213 ldlibpthname='DYLD_LIBRARY_PATH';
215 # useshrplib=true results in much slower startup times.
216 # 'false' is the default value. Use Configure -Duseshrplib to override.
218 cat > UU/archname.cbu <<'EOCBU'
219 # This script UU/archname.cbu will get 'called-back' by Configure
220 # after it has otherwise determined the architecture name.
222 *"-flat_namespace"*) ;; # Backward compat, be flat.
223 # If we are using two-level namespace, we will munge the archname to show it.
224 *) archname="${archname}-2level" ;;
228 # 64-bit addressing support. Currently strictly experimental. DFD 2005-06-06
229 case "$use64bitall" in
237 *** 64-bit addressing is not supported for Mac OS X versions
238 *** below 10.4 ("Tiger") or Darwin versions below 8. Please try
239 *** again without -Duse64bitall. (-Duse64bitint will work, however.)
251 *** Perl 64-bit addressing support is experimental for Mac OS X
252 *** 10.4 ("Tiger") and Darwin version 8. System V IPC is disabled
253 *** due to problems with the 64-bit versions of msgctl, semctl,
254 *** and shmctl. You should also expect the following test failures:
256 *** ext/threads-shared/t/wait (threaded builds only)
260 [ "$d_msgctl" ] || d_msgctl='undef'
261 [ "$d_semctl" ] || d_semctl='undef'
262 [ "$d_shmctl" ] || d_shmctl='undef'
267 powerpc) arch=ppc64 ;;
271 *** Don't recognize processor, can't specify 64 bit compilation.
276 for var in ccflags cppflags ld ldflags
278 eval $var="\$${var}\ -arch\ $arch"
294 case "$usemallocwrap" in
295 '') usemallocwrap='define' ;;
298 # our malloc works (but allow users to override)
299 case "$usemymalloc" in
300 '') usemymalloc='n' ;;
302 # However sbrk() returns -1 (failure) somewhere in lib/unicore/mktables at
303 # around 14M, so we need to use system malloc() as our sbrk()
304 malloc_cflags='ccflags="-DUSE_PERL_SBRK -DPERL_SBRK_VIA_MALLOC $ccflags"'
306 # Locales aren't feeling well.
307 LC_ALL=C; export LC_ALL;
311 # The libraries are not threadsafe as of OS X 10.1.
313 # Fix when Apple fixes libc.
315 case "$usethreads$useithreads" in
318 [12345].*) cat <<EOM >&4
322 *** Warning, there might be problems with your libraries with
323 *** regards to threading. The test ext/threads/t/libc.t is likely
328 *) usereentrant='define';;
333 # Fink can install a GDBM library that claims to have the ODBM interfaces
334 # but Perl dynaloader cannot for some reason use that library. We don't
335 # really need ODBM_FIle, though, so let's just hint ODBM away.
338 # Configure doesn't detect ranlib on Tiger properly.
339 # NeilW says this should be acceptable on all darwin versions.
342 # Catch MacPorts gcc/g++ extra libdir
343 case "$($cc -v 2>&1)" in
344 *"MacPorts gcc"*) loclibpth="$loclibpth /opt/local/lib/libgcc" ;;
351 # Case-insensitive filesystems don't get along with Makefile and
352 # makefile in the same place. Since Darwin uses GNU make, this dodges
354 firstmakefile=GNUmakefile;