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package/exim: use libnsl only with glibc

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Only (e)glibc provides libnsl, uclibc provides only a stub, and musl
doesn't implement it at all.

Fixes compilation using this defconfig

    BR2_arm=y
    BR2_cortex_a7=y
    BR2_STATIC_LIBS=y
    BR2_TOOLCHAIN_EXTERNAL=y
    BR2_PACKAGE_OPENSSL=y
    BR2_PACKAGE_EXIM=y

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Bernd Kuhls 2015-04-12 16:21:46 +02:00 committed by Thomas Petazzoni
parent 4ee0ef4ab5
commit 00e98e69b4
1 changed files with 8 additions and 0 deletions
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8
package/exim/exim.mk
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@ -72,6 +72,14 @@ define EXIM_USE_DEFAULT_CONFIG_FILE_OPENSSL
endef
endif
# only (e)glibc provides libnsl, remove -lnsl for all other toolchains
# http://bugs.exim.org/show_bug.cgi?id=1564
ifeq ($(BR2_TOOLCHAIN_USES_GLIBC),)
define EXIM_REMOVE_LIBNSL_FROM_MAKEFILE
$(SED) 's/-lnsl//g' $(@D)/OS/Makefile-Linux
endef
endif
define EXIM_CONFIGURE_TOOLCHAIN
$(call exim-config-add,CC,$(TARGET_CC))
$(call exim-config-add,CFLAGS,$(TARGET_CFLAGS))