9fab6f967251da76be63f4f3f95f60d7ecf5b2cc
[librecmc/librecmc.git] / include / kernel-version.mk
1 # Use the default kernel version if the Makefile doesn't override it
2
3 LINUX_RELEASE?=1
4
5 ifdef CONFIG_TESTING_KERNEL
6   KERNEL_PATCHVER:=$(KERNEL_TESTING_PATCHVER)
7 endif
8
9 LINUX_VERSION-4.14 = .151
10
11 LINUX_KERNEL_HASH-4.14.151 = 2e4dca5f7e4209fc978b5266d15460ddc03cece97495eeffadba177d3c2d2475
12
13 remove_uri_prefix=$(subst git://,,$(subst http://,,$(subst https://,,$(1))))
14 sanitize_uri=$(call qstrip,$(subst @,_,$(subst :,_,$(subst .,_,$(subst -,_,$(subst /,_,$(1)))))))
15
16 ifneq ($(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
17   LINUX_VERSION:=$(call sanitize_uri,$(call remove_uri_prefix,$(CONFIG_KERNEL_GIT_CLONE_URI)))
18   ifeq ($(call qstrip,$(CONFIG_KERNEL_GIT_REF)),)
19     CONFIG_KERNEL_GIT_REF:=HEAD
20   endif
21   LINUX_VERSION:=$(LINUX_VERSION)-$(call sanitize_uri,$(CONFIG_KERNEL_GIT_REF))
22 else
23 ifdef KERNEL_PATCHVER
24   LINUX_VERSION:=$(KERNEL_PATCHVER)$(strip $(LINUX_VERSION-$(KERNEL_PATCHVER)))
25 endif
26 ifdef KERNEL_TESTING_PATCHVER
27   LINUX_TESTING_VERSION:=$(KERNEL_TESTING_PATCHVER)$(strip $(LINUX_VERSION-$(KERNEL_TESTING_PATCHVER)))
28 endif
29 endif
30
31 split_version=$(subst ., ,$(1))
32 merge_version=$(subst $(space),.,$(1))
33 KERNEL_BASE=$(firstword $(subst -, ,$(LINUX_VERSION)))
34 KERNEL=$(call merge_version,$(wordlist 1,2,$(call split_version,$(KERNEL_BASE))))
35 KERNEL_PATCHVER ?= $(KERNEL)
36
37 # disable the md5sum check for unknown kernel versions
38 LINUX_KERNEL_HASH:=$(LINUX_KERNEL_HASH-$(strip $(LINUX_VERSION)))
39 LINUX_KERNEL_HASH?=x