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/${version}
47 # Use -Uvendorlib to not to get /System/Library.
49 '') vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
55 # 4BSD uses ${prefix}/share/man, not ${prefix}/man.
56 man1dir="${prefix}/share/man/man1";
57 man3dir="${prefix}/share/man/man3";
63 # Since we can build fat, the archname doesn't need the processor type
71 # Optimizing for size also mean less resident memory usage on the part
72 # of Perl. Apple asserts that this is a more important optimization than
73 # saving on CPU cycles. Given that memory speed has not increased at
74 # pace with CPU speed over time (on any platform), this is probably a
75 # reasonable assertion.
76 if [ -z "${optimize}" ]; then
77 case "`${cc:-gcc} -v 2>&1`" in
78 *"gcc version 3."*) optimize='-Os' ;;
87 # -pipe: makes compilation go faster.
88 # -fno-common because common symbols are not allowed in MH_DYLIB
89 # -DDARWIN: apparently the __APPLE__ is not sanctioned by Apple
90 # as the way to differentiate Mac OS X. (The official line is that
91 # *no* cpp symbol does differentiate Mac OS X.)
92 ccflags="${ccflags} -pipe -fno-common -DDARWIN"
94 # At least on Darwin 1.3.x:
96 # # define INT32_MIN -2147483648
98 # double a = INT32_MIN;
99 # printf ("INT32_MIN=%g\n", a);
103 # INT32_MIN=2.14748e+09
104 # Note that the INT32_MIN has become positive.
105 # INT32_MIN is set in /usr/include/stdint.h by:
106 # #define INT32_MIN -2147483648
107 # which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
108 # seems to work. INT64_MIN seems to be similarly broken.
109 # -- Nicholas Clark, Ken Williams, and Edward Moy
111 # This seems to have been fixed since at least Mac OS X 10.1.3,
112 # stdint.h defining INT32_MIN as (-INT32_MAX-1)
115 case "$(grep '^#define INT32_MIN' /usr/include/stdint.h)" in
116 *-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;;
119 # Avoid Apple's cpp precompiler, better for extensions
120 cppflags="${cppflags} -no-cpp-precomp"
122 # This is necessary because perl's build system doesn't
123 # apply cppflags to cc compile lines as it should.
124 ccflags="${ccflags} ${cppflags}"
126 # Known optimizer problems.
127 case "`cc -v 2>&1`" in
128 *"3.1 20020105"*) toke_cflags='optimize=""' ;;
131 # Shared library extension is .dylib.
132 # Bundle extension is .bundle.
136 dlsrc='dl_dyld.xs'; usedl='define';
137 cccdlflags=' '; # space, not empty, because otherwise we get -fpic
138 # Perl bundles do not expect two-level namespace, added in Darwin 1.4.
139 # But starting from perl 5.8.1/Darwin 7 the default is the two-level.
142 lddlflags="${ldflags} -bundle -undefined suppress"
145 ldflags="${ldflags} -flat_namespace"
146 lddlflags="${ldflags} -bundle -undefined suppress"
149 ldflags="${ldflags} -flat_namespace"
150 lddlflags="${ldflags} -bundle -undefined suppress"
152 *) lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
154 *MACOSX_DEVELOPMENT_TARGET*) ;;
155 *) ld="MACOSX_DEPLOYMENT_TARGET=10.3 ${ld}" ;;
159 ldlibpthname='DYLD_LIBRARY_PATH';
161 # useshrplib=true results in much slower startup times.
162 # 'false' is the default value. Use Configure -Duseshrplib to override.
164 cat > UU/archname.cbu <<'EOCBU'
165 # This script UU/archname.cbu will get 'called-back' by Configure
166 # after it has otherwise determined the architecture name.
168 *"-flat_namespace"*) ;; # Backward compat, be flat.
169 # If we are using two-level namespace, we will munge the archname to show it.
170 *) archname="${archname}-2level" ;;
184 # Locales aren't feeling well.
185 LC_ALL=C; export LC_ALL;
189 # The libraries are not threadsafe as of OS X 10.1.
191 # Fix when Apple fixes libc.
193 case "$usethreads$useithreads" in
196 [12345].*) cat <<EOM >&4
200 *** Warning, there might be problems with your libraries with
201 *** regards to threading. The test ext/threads/t/libc.t is likely
206 *) usereentrant='define';;
215 # Case-insensitive filesystems don't get along with Makefile and
216 # makefile in the same place. Since Darwin uses GNU make, this dodges
218 firstmakefile=GNUmakefile;