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build: Add support for known custom allocators 

Makes slightly easier to use jemalloc and tcmalloc.

The two are quite common choices for profiling and debugging.
This commit is contained in:
Luca Barbato 2015-09-03 11:55:48 +02:00
parent 9a3202a98b
commit 8ae1d87a24
1 changed files with 13 additions and 0 deletions
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13
configure vendored
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@ -268,6 +268,7 @@ Toolchain options:
Advanced options (experts only): Advanced options (experts only):
--malloc-prefix=PREFIX prefix malloc and related names with PREFIX --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
--custom-allocator=NAME use a supported custom allocator
--disable-symver disable symbol versioning --disable-symver disable symbol versioning
--enable-hardcoded-tables use hardcoded tables instead of runtime generation --enable-hardcoded-tables use hardcoded tables instead of runtime generation
--disable-safe-bitstream-reader --disable-safe-bitstream-reader
@ -1691,6 +1692,7 @@ CMDLINE_SET="
cc cc
cpu cpu
cross_prefix cross_prefix
custom_allocator
dep_cc dep_cc
env env
extra_version extra_version
@ -4245,6 +4247,17 @@ check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
check_builtin MemoryBarrier windows.h "MemoryBarrier()" check_builtin MemoryBarrier windows.h "MemoryBarrier()"
check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)" check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
case "$custom_allocator" in
jemalloc)
# jemalloc by default does not use a prefix
require libjemalloc jemalloc/jemalloc.h malloc -ljemalloc
;;
tcmalloc)
require_pkg_config libtcmalloc gperftools/tcmalloc.h tc_malloc
malloc_prefix=tc_
;;
esac
check_func_headers malloc.h _aligned_malloc && enable aligned_malloc check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
check_func ${malloc_prefix}memalign && enable memalign check_func ${malloc_prefix}memalign && enable memalign
check_func ${malloc_prefix}posix_memalign && enable posix_memalign check_func ${malloc_prefix}posix_memalign && enable posix_memalign