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authorDiego Biurrun <diego@biurrun.de>2013-02-03 15:13:17 +0100
committerDiego Biurrun <diego@biurrun.de>2013-02-23 20:23:45 +0100
commit4cc4b33f71d3982df404fceb4405d656c538bc74 (patch)
tree123d2df41379a0cf736ae7211053647da73c7d81
parent2aac411fd4c74e22b978525206f3b8257de1842b (diff)
build: Add proper infrastructure for adding and checking host CPPFLAGS
-rw-r--r--Makefile2
-rwxr-xr-xconfigure17
2 files changed, 17 insertions, 2 deletions
diff --git a/Makefile b/Makefile
index 291197bc2a..290cf640c9 100644
--- a/Makefile
+++ b/Makefile
@@ -28,7 +28,7 @@ CFLAGS += $(ECFLAGS)
CCFLAGS = $(CPPFLAGS) $(CFLAGS)
ASFLAGS := $(CPPFLAGS) $(ASFLAGS)
YASMFLAGS += $(IFLAGS:%=%/) -Pconfig.asm
-HOSTCCFLAGS = $(IFLAGS) $(HOSTCFLAGS)
+HOSTCCFLAGS = $(IFLAGS) $(HOSTCPPFLAGS) $(HOSTCFLAGS)
LDFLAGS := $(ALLFFLIBS:%=$(LD_PATH)lib%) $(LDFLAGS)
define COMPILE
diff --git a/configure b/configure
index e16fe634f8..dc37524ac3 100755
--- a/configure
+++ b/configure
@@ -224,6 +224,7 @@ Advanced options (experts only):
--ld=LD use linker LD
--host-cc=HOSTCC use host C compiler HOSTCC
--host-cflags=HCFLAGS use HCFLAGS when compiling for host
+ --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
--host-ld=HOSTLD use host linker HOSTLD
--host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
--host-libs=HLIBS use libs HLIBS when linking for host
@@ -648,6 +649,10 @@ add_extralibs(){
prepend extralibs $($ldflags_filter "$@")
}
+add_host_cppflags(){
+ append host_cppflags "$@"
+}
+
add_host_cflags(){
append host_cflags $($host_cflags_filter "$@")
}
@@ -962,6 +967,13 @@ check_host_cc(){
check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
}
+check_host_cppflags(){
+ log check_host_cppflags "$@"
+ check_host_cc "$@" <<EOF && append host_cppflags "$@"
+int x;
+EOF
+}
+
check_host_cflags(){
log check_host_cflags "$@"
set -- $($host_cflags_filter "$@")
@@ -1400,6 +1412,7 @@ CMDLINE_SET="
CMDLINE_APPEND="
extra_cflags
+ host_cppflags
"
# code dependency declarations
@@ -1889,7 +1902,8 @@ HOSTCC_C='-c'
HOSTCC_O='-o $@'
HOSTLD_O='-o $@'
-host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
+host_cflags='-O3 -g'
+host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
host_libs='-lm'
host_cflags_filter=echo
host_ldflags_filter=echo
@@ -3922,6 +3936,7 @@ AS_DEPFLAGS=$AS_DEPFLAGS
HOSTCC=$host_cc
HOSTLD=$host_ld
HOSTCFLAGS=$host_cflags
+HOSTCPPFLAGS=$host_cppflags
HOSTEXESUF=$HOSTEXESUF
HOSTLDFLAGS=$host_ldflags
HOSTLIBS=$host_libs