boost181: fix build on 10.4/10.5

macports · Jan 7, 2023 · b5e1d5f · b5e1d5f
1 parent ae20458
commit b5e1d5f
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diff --git a/devel/boost181/Portfile b/devel/boost181/Portfile
@@ -115,6 +115,13 @@ platform darwin 8 {
     patchfiles-append patch-tiger-availability.diff
 }
 
+# posix_memalign introduced in 10.6
+platform darwin {
+    if {${os.major} < 10} {
+        patchfiles-append patch-boost-aligned-alloc.diff
+    }
+}
+
 # see https://trac.macports.org/wiki/UsingTheRightCompiler
 patchfiles-append patch-compiler.diff
 post-patch {

diff --git a/devel/boost181/files/patch-boost-aligned-alloc.diff b/devel/boost181/files/patch-boost-aligned-alloc.diff
@@ -0,0 +1,17 @@
+posix_memalign introduced in 10.6
+
+--- ./boost/align/detail/aligned_alloc_posix.hpp.orig
++++ ./boost/align/detail/aligned_alloc_posix.hpp
+@@ -23,8 +23,10 @@
+         alignment = sizeof(void*);
+     }
+     void* p;
+-    if (::posix_memalign(&p, alignment, size) != 0) {
+-        p = 0;
++    if (alignment <= 16) {
++        p = ::malloc(size);
++    } else {
++        p = ::valloc(size);
+     }
+     return p;
+ }