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Mac OS X codesign disallows overhang of vmsize.

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This commit is contained in:
John Reiser
2013-01-25 15:58:25 -08:00
parent 5977c296bd
commit 89830a5ae0
2 changed files with 16 additions and 6 deletions
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src/p_unix.cpp
+4 -2
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@@ -505,8 +505,10 @@ int PackUnix::canUnpack()
{
int const small = 32 + sizeof(overlay_offset);
// Allow zero-filled last page, for Mac OS X code signing.
upx_byte buf[4096 + 2*small +1];
const int bufsize = sizeof(buf);
int bufsize = 2*4096 + 2*small +1;
if (bufsize > fi->st_size())
bufsize = fi->st_size();
upx_byte buf[bufsize];
fi->seek(-bufsize, SEEK_END);
fi->readx(buf, bufsize);