qcacld-3.0: hide temp dirs generated during compilation

To build multiple ko files, android build system will
generate some temporary dirs, names of wihch are started
with '~'.
Replace these '~' with '.' to hide the temporary dirs.

CRs-Fixed: 2522153
Change-Id: Ic2606afee07c068803fd9b0446d20851e1e06e03

Android.mk

@@ -23,9 +23,8 @@ ifneq ($(findstring opensource,$(LOCAL_PATH)),)
 endif # opensource
 
 # Multi-ko check
-LOCAL_DEV_NAME := $(lastword $(strip \
-	$(subst ~, , \
-	$(subst /, ,$(LOCAL_PATH)))))
+LOCAL_DEV_NAME := $(patsubst .%,%,\
+	$(lastword $(strip $(subst /, ,$(LOCAL_PATH)))))
 
 ifeq (1, $(strip $(shell expr $(words $(strip $(TARGET_WLAN_CHIP))) \>= 2)))
 
@@ -40,21 +39,22 @@ endif
 ifeq ($(LOCAL_MULTI_KO), true)
 LOCAL_ANDROID_ROOT := $(shell pwd)
 LOCAL_WLAN_BLD_DIR := $(LOCAL_ANDROID_ROOT)/$(WLAN_BLD_DIR)
-$(shell rm -rf $(LOCAL_WLAN_BLD_DIR)/qcacld-3.0/~*)
+$(shell find $(LOCAL_WLAN_BLD_DIR)/qcacld-3.0/ -maxdepth 1 \
+	-name '.*' ! -name '.git' -exec rm -rf {} +)
 
 $(foreach chip, $(TARGET_WLAN_CHIP), \
-	$($(shell mkdir -p $(LOCAL_WLAN_BLD_DIR)/qcacld-3.0/~$(chip); \
+	$($(shell mkdir -p $(LOCAL_WLAN_BLD_DIR)/qcacld-3.0/.$(chip); \
 	ln -sf $(LOCAL_WLAN_BLD_DIR)/qca-wifi-host-cmn \
-		$(LOCAL_WLAN_BLD_DIR)/qcacld-3.0/~$(chip)/qca-wifi-host-cmn); \
+		$(LOCAL_WLAN_BLD_DIR)/qcacld-3.0/.$(chip)/qca-wifi-host-cmn); \
 	$(foreach node, \
 	$(shell find $(LOCAL_WLAN_BLD_DIR)/qcacld-3.0/ -maxdepth 1 \
-		! -name '.*' ! -name '~*' ! -name '*~' \
+		! -name '.*' ! -name '*~' \
 		! -name '.' ! -name 'qcacld-3.0'), \
 	$(shell ln -sf $(node) \
-	$(LOCAL_WLAN_BLD_DIR)/qcacld-3.0/~$(chip)/$(lastword $(strip $(subst /, ,$(node)))) \
+	$(LOCAL_WLAN_BLD_DIR)/qcacld-3.0/.$(chip)/$(lastword $(strip $(subst /, ,$(node)))) \
 	))))
 
-include $(foreach chip, $(TARGET_WLAN_CHIP), $(LOCAL_PATH)/~$(chip)/Android.mk)
+include $(foreach chip, $(TARGET_WLAN_CHIP), $(LOCAL_PATH)/.$(chip)/Android.mk)
 
 else # Multi-ok check
 
@@ -71,7 +71,7 @@ TARGET_MAC_BIN_PATH := /mnt/vendor/persist
 
 else
 
-LOCAL_SRC_DIR := ~$(LOCAL_DEV_NAME)
+LOCAL_SRC_DIR := .$(LOCAL_DEV_NAME)
 CMN_OFFSET := .
 WLAN_PROFILE := $(LOCAL_DEV_NAME)
 TARGET_FW_DIR := firmware/wlan/qca_cld/$(LOCAL_DEV_NAME)