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| author | Thomas Heijligen <thomas.heijligen@secunet.com> | 2022-01-31 23:49:44 +0100 |
|---|---|---|
| committer | Nico Huber <nico.h@gmx.de> | 2022-02-15 00:02:01 +0000 |
| commit | 274e146621a22f3de4790e685226e1a87bdca51b (patch) | |
| tree | aa1cd1913cdcf08fff41fbd715c9cbff2a0d3a60 /Makefile.include | |
| parent | 9fb5812896859f5e195527d64554e44eb981eac3 (diff) | |
| download | flashrom-274e146621a22f3de4790e685226e1a87bdca51b.tar.gz flashrom-274e146621a22f3de4790e685226e1a87bdca51b.tar.bz2 flashrom-274e146621a22f3de4790e685226e1a87bdca51b.zip | |
Makefile: check if librt is an external library
Some systems, e.g. OpenBSD, have clock_gettime / librt build into the
libc and therefore fail to link against it with -lrt. Thus, detect this
and link only if needed.
Change-Id: I2c1668a350aa0806fccfb4e9cd8b04861f085ee9
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/61523
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'Makefile.include')
| -rw-r--r-- | Makefile.include | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Makefile.include b/Makefile.include index a3abcad81..2316b30c4 100644 --- a/Makefile.include +++ b/Makefile.include @@ -40,6 +40,10 @@ define c_compile_test # $1: files to compile, $2: cflags $(call debug_shell, $(CC) -c -Wall -Werror $2 $1 -o /dev/null && echo yes || echo no) endef +define c_link_test # $1: file to compile and link, $2: cflags, $3: ldflags +$(call debug_shell, $(CC) -Wall -Werror $2 $1 $3 -o /dev/null && echo yes || echo no) +endef + define find_dependency $(call debug_shell, $(if $(PKG_CONFIG_LIBDIR),PKG_CONFIG_LIBDIR=$(PKG_CONFIG_LIBDIR),) $(PKG_CONFIG) --exists $1 && echo yes || echo no) endef |