I am no longer maintaining this code. Changes to the iOS 5+ sdk have made this code obsolete on iOS. I'm leaving it up only for posterity sake since a few folks have expressed interest in it.
This is a fork of the 'gcore' utility with a minor patch and build process to add ARM support on darwin. The gcore command is a tool for creating coredumps from running processes without messing with ulimit or having to send a quit signal and killing the target.
The original code is by Amit Singh, which he published as bonus material for his book Mac OS X Internals: A Systems Approach.
This is a great book and you should totally get a copy if you are into mac or apple stuff at all.
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Prepare an arm_env.mk file (see arm_env.mk.sample for guidance).
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Compile with
make gcore_arm -
See entitlements/README.txt for additional steps on getting it to run on your target.
See the file APPLE_LICENSE