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 "`${cc:-gcc} -v 2>&1`" in
83 *"gcc version 3."*) optimize='-Os' ;;
92 # -pipe: makes compilation go faster.
93 # -fno-common because common symbols are not allowed in MH_DYLIB
94 # -DPERL_DARWIN: apparently the __APPLE__ is not sanctioned by Apple
95 # as the way to differentiate Mac OS X. (The official line is that
96 # *no* cpp symbol does differentiate Mac OS X.)
97 ccflags="${ccflags} -pipe -fno-common -DPERL_DARWIN"
99 # At least on Darwin 1.3.x:
101 # # define INT32_MIN -2147483648
103 # double a = INT32_MIN;
104 # printf ("INT32_MIN=%g\n", a);
108 # INT32_MIN=2.14748e+09
109 # Note that the INT32_MIN has become positive.
110 # INT32_MIN is set in /usr/include/stdint.h by:
111 # #define INT32_MIN -2147483648
112 # which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
113 # seems to work. INT64_MIN seems to be similarly broken.
114 # -- Nicholas Clark, Ken Williams, and Edward Moy
116 # This seems to have been fixed since at least Mac OS X 10.1.3,
117 # stdint.h defining INT32_MIN as (-INT32_MAX-1)
120 case "$(grep '^#define INT32_MIN' /usr/include/stdint.h)" in
121 *-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;;
124 # Avoid Apple's cpp precompiler, better for extensions
125 cppflags="${cppflags} -no-cpp-precomp"
127 # This is necessary because perl's build system doesn't
128 # apply cppflags to cc compile lines as it should.
129 ccflags="${ccflags} ${cppflags}"
131 # Known optimizer problems.
132 case "`cc -v 2>&1`" in
133 *"3.1 20020105"*) toke_cflags='optimize=""' ;;
136 # Shared library extension is .dylib.
137 # Bundle extension is .bundle.
141 dlsrc='dl_dyld.xs'; usedl='define';
142 cccdlflags=' '; # space, not empty, because otherwise we get -fpic
143 # Perl bundles do not expect two-level namespace, added in Darwin 1.4.
144 # But starting from perl 5.8.1/Darwin 7 the default is the two-level.
147 lddlflags="${ldflags} -bundle -undefined suppress"
150 ldflags="${ldflags} -flat_namespace"
151 lddlflags="${ldflags} -bundle -undefined suppress"
154 ldflags="${ldflags} -flat_namespace"
155 lddlflags="${ldflags} -bundle -undefined suppress"
157 *) lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
159 *MACOSX_DEVELOPMENT_TARGET*) ;;
160 *) ld="env MACOSX_DEPLOYMENT_TARGET=10.3 ${ld}" ;;
164 ldlibpthname='DYLD_LIBRARY_PATH';
166 # useshrplib=true results in much slower startup times.
167 # 'false' is the default value. Use Configure -Duseshrplib to override.
169 cat > UU/archname.cbu <<'EOCBU'
170 # This script UU/archname.cbu will get 'called-back' by Configure
171 # after it has otherwise determined the architecture name.
173 *"-flat_namespace"*) ;; # Backward compat, be flat.
174 # If we are using two-level namespace, we will munge the archname to show it.
175 *) archname="${archname}-2level" ;;
186 # our malloc works (but allow users to override)
187 case "$usemymalloc" in
188 '') usemymalloc='n' ;;
191 # Locales aren't feeling well.
192 LC_ALL=C; export LC_ALL;
196 # The libraries are not threadsafe as of OS X 10.1.
198 # Fix when Apple fixes libc.
200 case "$usethreads$useithreads" in
203 [12345].*) cat <<EOM >&4
207 *** Warning, there might be problems with your libraries with
208 *** regards to threading. The test ext/threads/t/libc.t is likely
213 *) usereentrant='define';;
218 # Fink can install a GDBM library that claims to have the ODBM interfaces
219 # but Perl dynaloader cannot for some reason use that library. We don't
220 # really need ODBM_FIle, though, so let's just hint ODBM away.
227 # Case-insensitive filesystems don't get along with Makefile and
228 # makefile in the same place. Since Darwin uses GNU make, this dodges
230 firstmakefile=GNUmakefile;