diff --git a/common/math.mk b/common/math.mk
index 829ceb5..0444631 100644
--- a/common/math.mk
+++ b/common/math.mk
@@ -89,6 +89,11 @@
 $(strip $(if $(call math_is_number_in_100,$(1)),true,$(call _math_ext_is_number,$(1))))
 endef
 
+# Returns true if $(1) is a positive or negative integer.
+define math_is_int
+$(call math_is_number,$(patsubst -%,%,$(1)))
+endef
+
 define math_is_zero
 $(strip \
   $(if $(word 2,$(1)),$(call math-error,Multiple words in a single argument: $(1))) \
@@ -100,6 +105,12 @@
 $(call math-expect-true,(call math_is_number,202412))
 $(call math-expect-false,(call math_is_number,foo))
 $(call math-expect-false,(call math_is_number,-1))
+$(call math-expect-true,(call math_is_int,50))
+$(call math-expect-true,(call math_is_int,-1))
+$(call math-expect-true,(call math_is_int,-528))
+$(call math-expect-true,(call math_is_int,-0))
+$(call math-expect-false,(call math_is_int,--1))
+$(call math-expect-false,(call math_is_int,-))
 $(call math-expect-error,(call math_is_number,1 2),Multiple words in a single argument: 1 2)
 $(call math-expect-error,(call math_is_number,no 2),Multiple words in a single argument: no 2)
 
diff --git a/core/config.mk b/core/config.mk
index fafdfe1..38f3f5b 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -330,6 +330,19 @@
 $(eval SOONG_CONFIG_TYPE_$(strip $1)_$(strip $2):=bool)
 endef
 
+# soong_config_set_int is the same as soong_config_set, but it will
+# also type the variable as an integer, so that when using select() expressions
+# in blueprint files they can use integer values instead of strings.
+# It will error out if a non-integer is supplied
+# $1 is the namespace. $2 is the variable name. $3 is the variable value.
+# Ex: $(call soong_config_set_bool,acme,COOL_FEATURE,34)
+define soong_config_set_int
+$(call soong_config_define_internal,$1,$2) \
+$(if $(call math_is_int,$3),,$(error soong_config_set_int called with non-integer value $(3)))
+$(eval SOONG_CONFIG_$(strip $1)_$(strip $2):=$(strip $3))
+$(eval SOONG_CONFIG_TYPE_$(strip $1)_$(strip $2):=int)
+endef
+
 # soong_config_set_string_list is the same as soong_config_set, but it will
 # also type the variable as a list of strings, so that when using select() expressions
 # in blueprint files they can use list values instead of strings.