projects / lttng-modules.git / blame
| Commit | Line | Data |
|---|---|---|
| 72e6c528 MD |
1 | # Work-around for distro-specific public modules ABI breakages. |
| 2 | # Some distributions break the public module instrumentation ABI | |
| 3 | # compared to upstream stable kernels without providing other mean than | |
| 4 | # the kernel EXTRAVERSION to figure it out. Translate this information | |
| 5 | # into a define visible from the C preprocessor. | |
| 6 | ||
| b933d85e | 7 | DEB_API_VERSION:=$(shell $(TOP_LTTNG_MODULES_DIR)/abi-debian-version.sh $(CURDIR)) |
| 72e6c528 MD |
8 | |
| 9 | ifneq ($(DEB_API_VERSION), 0) | |
| a8907e9a | 10 | ccflags-y += -DDEBIAN_API_VERSION=$(DEB_API_VERSION) |
| 72e6c528 | 11 | endif |
| b4c8e4d3 | 12 | |
| c94ac1ac MJ |
13 | RHEL_API_VERSION:=$(shell $(TOP_LTTNG_MODULES_DIR)/abi-rhel-version.sh $(CURDIR)) |
| 14 | ||
| 15 | ifneq ($(RHEL_API_VERSION), 0) | |
| 16 | ccflags-y += -DRHEL_API_VERSION=$(RHEL_API_VERSION) | |
| 17 | endif | |
| 18 | ||
| ce66b486 MJ |
19 | SLE_API_VERSION:=$(shell $(TOP_LTTNG_MODULES_DIR)/abi-sle-version.sh $(CURDIR)) |
| 20 | ||
| 21 | ifneq ($(SLE_API_VERSION), 0) | |
| 22 | ccflags-y += -DSLE_API_VERSION=$(SLE_API_VERSION) | |
| 23 | endif | |
| 24 | ||
| e4838da1 LG |
25 | FEDORA_REVISION_VERSION:=$(shell $(TOP_LTTNG_MODULES_DIR)/abi-fedora-version.sh $(CURDIR)) |
| 26 | ||
| 27 | ifneq ($(FEDORA_REVISION_VERSION), 0) | |
| 28 | ccflags-y += -DFEDORA_REVISION_VERSION=$(FEDORA_REVISION_VERSION) | |
| 29 | endif | |
| 30 | ||
| b933d85e | 31 | RT_PATCH_VERSION:=$(shell $(TOP_LTTNG_MODULES_DIR)/rt-patch-version.sh $(CURDIR)) |
| b4c8e4d3 MJ |
32 | |
| 33 | ifneq ($(RT_PATCH_VERSION), 0) | |
| 34 | ccflags-y += -DRT_PATCH_VERSION=$(RT_PATCH_VERSION) | |
| 35 | endif | |
| f61d99f9 MJ |
36 | |
| 37 | # Starting with kernel 4.12, the ftrace header was moved to private headers | |
| 38 | # and as such is not available when building against distro headers instead | |
| 39 | # of the full kernel sources. In the situation, define LTTNG_FTRACE_MISSING_HEADER | |
| 40 | # so we can enable the compat code even if CONFIG_DYNAMIC_FTRACE is enabled. | |
| 41 | ifneq ($(CONFIG_DYNAMIC_FTRACE),) | |
| 42 | ftrace_dep = $(srctree)/kernel/trace/trace.h | |
| 43 | ftrace_dep_check = $(wildcard $(ftrace_dep)) | |
| 44 | have_ftrace_header = $(shell \ | |
| 45 | if [ $(VERSION) -ge 5 -o \( $(VERSION) -eq 4 -a $(PATCHLEVEL) -ge 12 \) ] ; then \ | |
| 46 | if [ -z "$(ftrace_dep_check)" ] ; then \ | |
| 47 | echo "no" ; \ | |
| 48 | exit ; \ | |
| 49 | fi; \ | |
| 50 | fi; \ | |
| 51 | echo "yes" ; \ | |
| 52 | ) | |
| 53 | ifeq ($(have_ftrace_header), no) | |
| 54 | ccflags-y += -DLTTNG_FTRACE_MISSING_HEADER | |
| 55 | endif | |
| 56 | endif | |
| e6213a91 MJ |
57 | |
| 58 | # vim:syntax=make |