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1 | ## |
2 | # Darwin (Mac OS) hints |
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3 | # Wilfredo Sanchez <wsanchez@mit.edu> |
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4 | ## |
5 | |
6 | ## |
7 | # Paths |
8 | ## |
9 | |
10 | # BSD paths |
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11 | case "$prefix" in |
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12 | '') |
13 | # Default install; use non-system directories |
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14 | prefix='/usr/local'; # Built-in perl uses /usr |
15 | siteprefix='/usr/local'; |
16 | vendorprefix='/usr/local'; usevendorprefix='define'; |
17 | |
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18 | # Where to put modules. |
19 | privlib='/Library/Perl'; # Built-in perl uses /System/Library/Perl |
20 | sitelib='/Library/Perl'; |
21 | vendorlib='/Network/Library/Perl'; |
22 | ;; |
23 | '/usr') |
24 | # We are building/replacing the built-in perl |
25 | siteprefix='/usr/local'; |
26 | vendorprefix='/usr/local'; usevendorprefix='define'; |
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27 | |
28 | # Where to put modules. |
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29 | privlib='/System/Library/Perl'; |
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30 | sitelib='/Library/Perl'; |
31 | vendorlib='/Network/Library/Perl'; |
32 | ;; |
33 | esac |
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34 | |
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35 | # 4BSD uses ${prefix}/share/man, not ${prefix}/man. |
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36 | man1dir="${prefix}/share/man/man1"; |
37 | man3dir="${prefix}/share/man/man3"; |
38 | |
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39 | ## |
40 | # Tool chain settings |
41 | ## |
42 | |
43 | # Since we can build fat, the archname doesn't need the processor type |
44 | archname='darwin'; |
45 | |
46 | # nm works. |
47 | usenm='true'; |
48 | |
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49 | # Optimize. |
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50 | if [ "x$optimize" = 'x' ]; then |
51 | optimize='-O3' |
52 | fi |
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53 | |
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54 | # -pipe: makes compilation go faster. |
55 | # -fno-common: we don't like commons. Common symbols are not allowed |
56 | # in MH_DYLIB binaries, which is what libperl.dylib is. You will fail |
57 | # to link without that option, unless you otherwise eliminate all commons |
58 | # by, for example, initializing all globals. |
59 | # --Fred Sánchez |
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60 | ccflags="${ccflags} -pipe -fno-common" |
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61 | |
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62 | # At least on Darwin 1.3.x: |
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63 | # |
64 | # # define INT32_MIN -2147483648 |
65 | # int main () { |
66 | # double a = INT32_MIN; |
67 | # printf ("INT32_MIN=%g\n", a); |
68 | # return 0; |
69 | # } |
70 | # will output: |
71 | # INT32_MIN=2.14748e+09 |
72 | # Note that the INT32_MIN has become positive. |
73 | # INT32_MIN is set in /usr/include/stdint.h by: |
74 | # #define INT32_MIN -2147483648 |
75 | # which seems to break the gcc. Defining INT32_MIN as (-2147483647-1) |
76 | # seems to work. INT64_MIN seems to be similarly broken. |
77 | # -- Nicholas Clark, Ken Williams, and Edward Moy |
78 | # |
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79 | # This seems to have been fixed since at least Mac OS X 10.1.3, |
80 | # stdint.h defining INT32_MIN as (-INT32_MAX-1) |
81 | # -- Edward Moy |
82 | # |
83 | case "`grep '^#define INT32_MIN' /usr/include/stdint.h`" in |
84 | *-2147483648) ccflags="${ccflags} -DINT32_MIN_BROKEN -DINT64_MIN_BROKEN" ;; |
85 | esac |
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86 | |
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87 | # cppflags='-traditional-cpp'; |
88 | # avoid Apple's cpp precompiler, better for extensions |
89 | cppflags="${cppflags} -no-cpp-precomp" |
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90 | # and ccflags needs them as well since we don't use cpp directly |
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91 | ccflags="${ccflags} -no-cpp-precomp" |
92 | |
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93 | # Known optimizer problems. |
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94 | case "`cc -v 2>&1`" in |
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95 | *"3.1 20020105"*) toke_cflags='optimize=""' ;; |
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96 | esac |
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97 | |
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98 | # Shared library extension is .dylib. |
99 | # Bundle extension is .bundle. |
100 | ld='cc'; |
101 | so='dylib'; |
102 | dlext='bundle'; |
103 | dlsrc='dl_dyld.xs'; usedl='define'; |
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104 | cccdlflags=' '; # space, not empty, because otherwise we get -fpic |
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105 | # ldflag: -flat_namespace is only available since OS X 10.1 (Darwin 1.4.1) |
106 | # - but not in 10.0.x (Darwin 1.3.x) |
107 | # -- Kay Roepke |
108 | case "$osvers" in |
109 | 1.[0-3].*) ;; |
110 | *) ldflags="${ldflags} -flat_namespace" ;; |
111 | esac |
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112 | lddlflags="${ldflags} -bundle -undefined suppress"; |
113 | ldlibpthname='DYLD_LIBRARY_PATH'; |
114 | useshrplib='true'; |
115 | |
116 | ## |
117 | # System libraries |
118 | ## |
119 | |
120 | # vfork works |
121 | usevfork='true'; |
122 | |
123 | # malloc works |
124 | usemymalloc='n'; |
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125 | |
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126 | ## |
127 | # Build process |
128 | ## |
129 | |
130 | # Locales aren't feeling well. |
131 | LC_ALL=C; export LC_ALL; |
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132 | LANG=C; export LANG; |
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133 | |
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134 | # Case-insensitive filesystems don't get along with Makefile and |
135 | # makefile in the same place. Since Darwin uses GNU make, this dodges |
136 | # the problem. |
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137 | firstmakefile=GNUmakefile; |
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138 | |
139 | # |
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140 | # The libraries are not threadsafe as of OS X 10.1. |
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141 | # |
142 | # Fix when Apple fixes libc. |
143 | # |
144 | case "$usethreads$useithreads$use5005threads" in |
145 | *define*) |
146 | cat <<EOM >&4 |
147 | |
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148 | *** Warning, there might be problems with your libraries with |
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149 | *** regards to threading. The test ext/threads/t/libc.t is likely |
150 | *** to fail. |
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151 | |
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152 | EOM |
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153 | ;; |
154 | esac |