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Userland: Add unveil/pledge requisites for dynamic Unicode data loading

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Loading libunicodedata.so will require dlopen(), which in turn requires
mmap(). The 'prot_exec' pledge is needed for this.

Further, the .so itself must be unveiled for reading. The "real" path is
unveiled (libunicodedata.so.serenity) as the symlink (libunicodedata.so)
itself cannot be unveiled.
This commit is contained in:
Timothy Flynn 2021-12-16 08:13:00 -05:00 • committed by Brian Gianforcaro
parent 35e5cbe3b3
commit 10a8b6d411
7 changed files with 16 additions and 8 deletions
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2
Userland/Utilities/js.cpp
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@ -1207,7 +1207,7 @@ public:
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
#ifdef __serenity__
TRY(Core::System::pledge("stdio rpath wpath cpath tty sigaction"));
TRY(Core::System::pledge("stdio rpath wpath cpath tty sigaction prot_exec"));
#endif
bool gc_on_every_allocation = false;