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 [perl #24122]
22 # This was previously used in all but causes three cases
23 # (no -Ddprefix=, -Dprefix=/usr, -Dprefix=/some/thing/else)
24 # but that caused too much grief.
25 # vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
29 '') # Default install; use non-system directories
31 siteprefix='/usr/local';
33 '/usr') # We are building/replacing the built-in perl
37 siteprefix='/usr/local';
38 # We don't want /usr/bin/HEAD issues.
39 sitebin='/usr/local/bin';
40 sitescript='/usr/local/bin';
41 installusrbinperl='define'; # You knew what you were doing.
42 privlib="/System/Library/Perl/${version}";
43 sitelib="/Library/Perl/${version}";
45 usevendorprefix='define';
47 vendorscript='/usr/bin';
48 vendorlib="/Network/Library/Perl/${version}";
49 # 4BSD uses ${prefix}/share/man, not ${prefix}/man.
50 man1dir='/usr/share/man/man1';
51 man3dir='/usr/share/man/man3';
52 # But users' installs shouldn't touch the system man pages.
53 # Transient obsoleted style.
54 siteman1='/usr/local/share/man/man1';
55 siteman3='/usr/local/share/man/man3';
57 siteman1dir='/usr/local/share/man/man1';
58 siteman3dir='/usr/local/share/man/man3';
60 *) # Anything else; use non-system directories, use Configure defaults
68 # Since we can build fat, the archname doesn't need the processor type
76 # Optimizing for size also mean less resident memory usage on the part
77 # of Perl. Apple asserts that this is a more important optimization than
78 # saving on CPU cycles. Given that memory speed has not increased at
79 # pace with CPU speed over time (on any platform), this is probably a
80 # reasonable assertion.
81 if [ -z "${optimize}" ]; then
82 case "`${cc:-gcc} -v 2>&1`" in
83 *"gcc version 3."*) optimize='-Os' ;;
92 # -fno-common because common symbols are not allowed in MH_DYLIB
93 # -DPERL_DARWIN: apparently the __APPLE__ is not sanctioned by Apple
94 # as the way to differentiate Mac OS X. (The official line is that
95 # *no* cpp symbol does differentiate Mac OS X.)
96 ccflags="${ccflags} -fno-common -DPERL_DARWIN"
98 # At least on Darwin 1.3.x:
100 # # define INT32_MIN -2147483648
102 # double a = INT32_MIN;
103 # printf ("INT32_MIN=%g\n", a);
107 # INT32_MIN=2.14748e+09
108 # Note that the INT32_MIN has become positive.
109 # INT32_MIN is set in /usr/include/stdint.h by:
110 # #define INT32_MIN -2147483648
111 # which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
112 # seems to work. INT64_MIN seems to be similarly broken.
113 # -- Nicholas Clark, Ken Williams, and Edward Moy
115 # This seems to have been fixed since at least Mac OS X 10.1.3,
116 # stdint.h defining INT32_MIN as (-INT32_MAX-1)
119 case "$(grep '^#define INT32_MIN' /usr/include/stdint.h)" in
120 *-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;;
123 # Avoid Apple's cpp precompiler, better for extensions
124 cppflags="${cppflags} -no-cpp-precomp"
126 # This is necessary because perl's build system doesn't
127 # apply cppflags to cc compile lines as it should.
128 ccflags="${ccflags} ${cppflags}"
130 # Known optimizer problems.
131 case "`cc -v 2>&1`" in
132 *"3.1 20020105"*) toke_cflags='optimize=""' ;;
135 # Shared library extension is .dylib.
136 # Bundle extension is .bundle.
142 # 10.4 can use dlopen.
149 dlsrc='dl_dlopen.xs';
155 cccdlflags=' '; # space, not empty, because otherwise we get -fpic
156 # Perl bundles do not expect two-level namespace, added in Darwin 1.4.
157 # But starting from perl 5.8.1/Darwin 7 the default is the two-level.
160 lddlflags="${ldflags} -bundle -undefined suppress"
163 ldflags="${ldflags} -flat_namespace"
164 lddlflags="${ldflags} -bundle -undefined suppress"
167 ldflags="${ldflags} -flat_namespace"
168 lddlflags="${ldflags} -bundle -undefined suppress"
171 lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
173 *MACOSX_DEVELOPMENT_TARGET*) ;;
174 *) ld="env MACOSX_DEPLOYMENT_TARGET=10.3 ${ld}" ;;
178 ldlibpthname='DYLD_LIBRARY_PATH';
180 # useshrplib=true results in much slower startup times.
181 # 'false' is the default value. Use Configure -Duseshrplib to override.
183 cat > UU/archname.cbu <<'EOCBU'
184 # This script UU/archname.cbu will get 'called-back' by Configure
185 # after it has otherwise determined the architecture name.
187 *"-flat_namespace"*) ;; # Backward compat, be flat.
188 # If we are using two-level namespace, we will munge the archname to show it.
189 *) archname="${archname}-2level" ;;
201 case "$usemallocwrap" in
202 '') usemallocwrap='define' ;;
205 # our malloc works (but allow users to override)
206 case "$usemymalloc" in
207 '') usemymalloc='n' ;;
209 # However sbrk() returns -1 (failure) somewhere in lib/unicore/mktables at
210 # around 14M, so we need to use system malloc() as our sbrk()
211 malloc_cflags='ccflags="-DUSE_PERL_SBRK -DPERL_SBRK_VIA_MALLOC $ccflags"'
213 # Locales aren't feeling well.
214 LC_ALL=C; export LC_ALL;
218 # The libraries are not threadsafe as of OS X 10.1.
220 # Fix when Apple fixes libc.
222 case "$usethreads$useithreads" in
225 [12345].*) cat <<EOM >&4
229 *** Warning, there might be problems with your libraries with
230 *** regards to threading. The test ext/threads/t/libc.t is likely
235 *) usereentrant='define';;
240 # Fink can install a GDBM library that claims to have the ODBM interfaces
241 # but Perl dynaloader cannot for some reason use that library. We don't
242 # really need ODBM_FIle, though, so let's just hint ODBM away.
249 # Case-insensitive filesystems don't get along with Makefile and
250 # makefile in the same place. Since Darwin uses GNU make, this dodges
252 firstmakefile=GNUmakefile;