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tools lib traceevent: Added support for pkg-config

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This patch implements integration with pkg-config framework.  pkg-config
can be used by the library users to determine required CFLAGS and
LDFLAGS in order to use the library

Signed-off-by: Tzvetomir Stoyanov <tstoyanov@vmware.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/20181130154647.022471992@goodmis.org
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Tzvetomir Stoyanov 2018-11-30 10:44:05 -05:00 committed by Arnaldo Carvalho de Melo
parent 477be10ca7
commit cc03e1a8f8
2 changed files with 33 additions and 3 deletions
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26
tools/lib/traceevent/Makefile
View File

@ -25,6 +25,7 @@ endef
$(call allow-override,CC,$(CROSS_COMPILE)gcc)
$(call allow-override,AR,$(CROSS_COMPILE)ar)
$(call allow-override,NM,$(CROSS_COMPILE)nm)
$(call allow-override,PKG_CONFIG,pkg-config)
EXT = -std=gnu99
INSTALL = install
@ -47,6 +48,8 @@ prefix ?= /usr/local
libdir = $(prefix)/$(libdir_relative)
man_dir = $(prefix)/share/man
man_dir_SQ = '$(subst ','\'',$(man_dir))'
pkgconfig_dir ?= $(word 1,$(shell $(PKG_CONFIG) \
--variable pc_path pkg-config | tr ":" " "))
export man_dir man_dir_SQ INSTALL
export DESTDIR DESTDIR_SQ
@ -270,7 +273,19 @@ define do_generate_dynamic_list_file
fi
endef
install_lib: all_cmd install_plugins
PKG_CONFIG_FILE = libtraceevent.pc
define do_install_pkgconfig_file
if [ -n "${pkgconfig_dir}" ]; then \
cp -f ${PKG_CONFIG_FILE}.template ${PKG_CONFIG_FILE}; \
sed -i "s|INSTALL_PREFIX|${1}|g" ${PKG_CONFIG_FILE}; \
sed -i "s|LIB_VERSION|${EVENT_PARSE_VERSION}|g" ${PKG_CONFIG_FILE}; \
$(call do_install,$(PKG_CONFIG_FILE),$(pkgconfig_dir),644); \
else \
(echo Failed to locate pkg-config directory) 1>&2; \
fi
endef
install_lib: all_cmd install_plugins install_pkgconfig
$(call QUIET_INSTALL, $(LIB_TARGET)) \
$(call do_install_mkdir,$(libdir_SQ)); \
cp -fpR $(LIB_INSTALL) $(DESTDIR)$(libdir_SQ)
@ -279,6 +294,10 @@ install_plugins: $(PLUGINS)
$(call QUIET_INSTALL, trace_plugins) \
$(call do_install_plugins, $(PLUGINS))
install_pkgconfig:
$(call QUIET_INSTALL, $(PKG_CONFIG_FILE)) \
$(call do_install_pkgconfig_file,$(prefix))
install_headers:
$(call QUIET_INSTALL, headers) \
$(call do_install,event-parse.h,$(prefix)/include/traceevent,644); \
@ -289,8 +308,9 @@ install: install_lib
clean:
$(call QUIET_CLEAN, libtraceevent) \
$(RM) *.o *~ $(TARGETS) *.a *.so $(VERSION_FILES) .*.d .*.cmd \
$(RM) TRACEEVENT-CFLAGS tags TAGS
$(RM) *.o *~ $(TARGETS) *.a *.so $(VERSION_FILES) .*.d .*.cmd; \
$(RM) TRACEEVENT-CFLAGS tags TAGS; \
$(RM) $(PKG_CONFIG_FILE)
PHONY += force plugins
force:

10
tools/lib/traceevent/libtraceevent.pc.template Normal file
View File

@ -0,0 +1,10 @@
prefix=INSTALL_PREFIX
libdir=${prefix}/lib64
includedir=${prefix}/include/traceevent
Name: libtraceevent
URL: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Description: Linux kernel trace event library
Version: LIB_VERSION
Cflags: -I${includedir}
Libs: -L${libdir} -ltraceevent