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 # This was previously used in all but causes three cases
17 # (no -Ddprefix=, -Dprefix=/usr, -Dprefix=/some/thing/else)
18 # but that caused too much grief.
19 # vendorlib="/System/Library/Perl/${version}"; # Apple-supplied modules
23 '') # Default install; use non-system directories
25 siteprefix='/usr/local';
27 '/usr') # We are building/replacing the built-in perl
31 siteprefix='/usr/local';
32 # We don't want /usr/bin/HEAD issues.
33 sitebin='/usr/local/bin';
34 sitescript='/usr/local/bin';
35 installusrbinperl='define'; # You knew what you were doing.
36 privlib="/System/Library/Perl/${version}";
37 sitelib="/Library/Perl/${version}";
39 usevendorprefix='define';
41 vendorscript='/usr/bin';
42 vendorlib="/Network/Library/Perl/${version}";
43 # 4BSD uses ${prefix}/share/man, not ${prefix}/man.
44 man1dir='/usr/share/man/man1';
45 man3dir='/usr/share/man/man3';
46 # But users' installs shouldn't touch the system man pages.
47 # Transient obsoleted style.
48 siteman1='/usr/local/share/man/man1';
49 siteman3='/usr/local/share/man/man3';
51 siteman1dir='/usr/local/share/man/man1';
52 siteman3dir='/usr/local/share/man/man3';
54 *) # Anything else; use non-system directories, use Configure defaults
62 # Since we can build fat, the archname doesn't need the processor type
70 # Optimizing for size also mean less resident memory usage on the part
71 # of Perl. Apple asserts that this is a more important optimization than
72 # saving on CPU cycles. Given that memory speed has not increased at
73 # pace with CPU speed over time (on any platform), this is probably a
74 # reasonable assertion.
75 if [ -z "${optimize}" ]; then
76 case "`${cc:-gcc} -v 2>&1`" in
77 *"gcc version 3."*) optimize='-Os' ;;
86 # -pipe: makes compilation go faster.
87 # -fno-common because common symbols are not allowed in MH_DYLIB
88 # -DDARWIN: apparently the __APPLE__ is not sanctioned by Apple
89 # as the way to differentiate Mac OS X. (The official line is that
90 # *no* cpp symbol does differentiate Mac OS X.)
91 ccflags="${ccflags} -pipe -fno-common -DDARWIN"
93 # At least on Darwin 1.3.x:
95 # # define INT32_MIN -2147483648
97 # double a = INT32_MIN;
98 # printf ("INT32_MIN=%g\n", a);
102 # INT32_MIN=2.14748e+09
103 # Note that the INT32_MIN has become positive.
104 # INT32_MIN is set in /usr/include/stdint.h by:
105 # #define INT32_MIN -2147483648
106 # which seems to break the gcc. Defining INT32_MIN as (-2147483647-1)
107 # seems to work. INT64_MIN seems to be similarly broken.
108 # -- Nicholas Clark, Ken Williams, and Edward Moy
110 # This seems to have been fixed since at least Mac OS X 10.1.3,
111 # stdint.h defining INT32_MIN as (-INT32_MAX-1)
114 case "$(grep '^#define INT32_MIN' /usr/include/stdint.h)" in
115 *-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;;
118 # Avoid Apple's cpp precompiler, better for extensions
119 cppflags="${cppflags} -no-cpp-precomp"
121 # This is necessary because perl's build system doesn't
122 # apply cppflags to cc compile lines as it should.
123 ccflags="${ccflags} ${cppflags}"
125 # Known optimizer problems.
126 case "`cc -v 2>&1`" in
127 *"3.1 20020105"*) toke_cflags='optimize=""' ;;
130 # Shared library extension is .dylib.
131 # Bundle extension is .bundle.
135 dlsrc='dl_dyld.xs'; usedl='define';
136 cccdlflags=' '; # space, not empty, because otherwise we get -fpic
137 # Perl bundles do not expect two-level namespace, added in Darwin 1.4.
138 # But starting from perl 5.8.1/Darwin 7 the default is the two-level.
141 lddlflags="${ldflags} -bundle -undefined suppress"
144 ldflags="${ldflags} -flat_namespace"
145 lddlflags="${ldflags} -bundle -undefined suppress"
148 ldflags="${ldflags} -flat_namespace"
149 lddlflags="${ldflags} -bundle -undefined suppress"
151 *) lddlflags="${ldflags} -bundle -undefined dynamic_lookup"
153 *MACOSX_DEVELOPMENT_TARGET*) ;;
154 *) ld="MACOSX_DEPLOYMENT_TARGET=10.3 ${ld}" ;;
158 ldlibpthname='DYLD_LIBRARY_PATH';
160 # useshrplib=true results in much slower startup times.
161 # 'false' is the default value. Use Configure -Duseshrplib to override.
163 cat > UU/archname.cbu <<'EOCBU'
164 # This script UU/archname.cbu will get 'called-back' by Configure
165 # after it has otherwise determined the architecture name.
167 *"-flat_namespace"*) ;; # Backward compat, be flat.
168 # If we are using two-level namespace, we will munge the archname to show it.
169 *) archname="${archname}-2level" ;;
183 # Locales aren't feeling well.
184 LC_ALL=C; export LC_ALL;
188 # The libraries are not threadsafe as of OS X 10.1.
190 # Fix when Apple fixes libc.
192 case "$usethreads$useithreads" in
195 [12345].*) cat <<EOM >&4
199 *** Warning, there might be problems with your libraries with
200 *** regards to threading. The test ext/threads/t/libc.t is likely
205 *) usereentrant='define';;
214 # Case-insensitive filesystems don't get along with Makefile and
215 # makefile in the same place. Since Darwin uses GNU make, this dodges
217 firstmakefile=GNUmakefile;