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}"
19 # Default install; use non-system directories
20 prefix='/usr/local'; # Built-in perl uses /usr
21 siteprefix='/usr/local';
22 vendorprefix='/usr'; usevendorprefix='define';
24 # Where to put modules.
25 sitelib="/Library/Perl/${version}"; # FIXME: Want "/Network/Perl/${version}" also
26 vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
30 # We are building/replacing the built-in perl
31 siteprefix='/usr/local';
32 vendorprefix='/usr/local'; usevendorprefix='define';
34 # Where to put modules.
35 sitelib="/Library/Perl/${version}"; # FIXME: Want "/Network/Perl/${version}" also
36 vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
40 # Anything else; use non-system directories
41 # prefix=$prefix; # Built-in perl uses /usr
43 vendorprefix='/usr'; usevendorprefix='define';
45 # Where to put modules.
46 sitelib=$prefix/lib/perl5/site_perl/${version}
47 vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
52 # 4BSD uses ${prefix}/share/man, not ${prefix}/man.
53 man1dir="${prefix}/share/man/man1";
54 man3dir="${prefix}/share/man/man3";
60 # Since we can build fat, the archname doesn't need the processor type
68 # Optimizing for size also mean less resident memory usage on the part
69 # of Perl. Apple asserts that this is a more important optimization than
70 # saving on CPU cycles. Given that memory speed has not increased at
71 # pace with CPU speed over time (on any platform), this is probably a
72 # reasonable assertion.
73 if [ -z "${optimize}" ]; then
74 case "`${cc:-gcc} -v 2>&1`" in
75 *"gcc version 3."*) optimize='-Os' ;;
84 # -pipe: makes compilation go faster.
85 # -fno-common because common symbols are not allowed in MH_DYLIB
86 # -DDARWIN: apparently the __APPLE__ is not sanctioned by Apple
87 # as the way to differentiate Mac OS X. (The official line is that
88 # *no* cpp symbol does differentiate Mac OS X.)
89 ccflags="${ccflags} -pipe -fno-common -DDARWIN"
91 # At least on Darwin 1.3.x:
93 # # define INT32_MIN -2147483648
95 # double a = INT32_MIN;
96 # printf ("INT32_MIN=%g\n", a);
100 # INT32_MIN=2.14748e+09
101 # Note that the INT32_MIN has become positive.
102 # INT32_MIN is set in /usr/include/stdint.h by:
103 # #define INT32_MIN -2147483648
104 # which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
105 # seems to work. INT64_MIN seems to be similarly broken.
106 # -- Nicholas Clark, Ken Williams, and Edward Moy
108 # This seems to have been fixed since at least Mac OS X 10.1.3,
109 # stdint.h defining INT32_MIN as (-INT32_MAX-1)
112 case "$(grep '^#define INT32_MIN' /usr/include/stdint.h)" in
113 *-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;;
116 # Avoid Apple's cpp precompiler, better for extensions
117 cppflags="${cppflags} -no-cpp-precomp"
119 # This is necessary because perl's build system doesn't
120 # apply cppflags to cc compile lines as it should.
121 ccflags="${ccflags} ${cppflags}"
123 # Known optimizer problems.
124 case "`cc -v 2>&1`" in
125 *"3.1 20020105"*) toke_cflags='optimize=""' ;;
128 # Shared library extension is .dylib.
129 # Bundle extension is .bundle.
133 dlsrc='dl_dyld.xs'; usedl='define';
134 cccdlflags=' '; # space, not empty, because otherwise we get -fpic
135 # Perl bundles do not expect two-level namespace, added in Darwin 1.4.
136 # But starting from perl 5.8.1/Darwin 7 the default is the two-level.
139 lddlflags="${ldflags} -bundle -undefined suppress"
142 ldflags="${ldflags} -flat_namespace"
143 lddlflags="${ldflags} -bundle -undefined suppress"
146 ldflags="${ldflags} -flat_namespace"
147 lddlflags="${ldflags} -bundle -undefined suppress"
149 *) lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
151 *MACOSX_DEVELOPMENT_TARGET*) ;;
152 *) ld="MACOSX_DEPLOYMENT_TARGET=10.3 ${ld}" ;;
156 ldlibpthname='DYLD_LIBRARY_PATH';
158 # useshrplib=true results in much slower startup times.
159 # 'false' is the default value. Use Configure -Duseshrplib to override.
161 cat > UU/archname.cbu <<'EOCBU'
162 # This script UU/archname.cbu will get 'called-back' by Configure
163 # after it has otherwise determined the architecture name.
165 *"-flat_namespace"*) ;; # Backward compat, be flat.
166 # If we are using two-level namespace, we will munge the archname to show it.
167 *) archname="${archname}-2level" ;;
181 # Locales aren't feeling well.
182 LC_ALL=C; export LC_ALL;
186 # The libraries are not threadsafe as of OS X 10.1.
188 # Fix when Apple fixes libc.
190 case "$usethreads$useithreads" in
193 [12345].*) cat <<EOM >&4
197 *** Warning, there might be problems with your libraries with
198 *** regards to threading. The test ext/threads/t/libc.t is likely
203 *) usereentrant='define';;
212 # Case-insensitive filesystems don't get along with Makefile and
213 # makefile in the same place. Since Darwin uses GNU make, this dodges
215 firstmakefile=GNUmakefile;