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Message-Id: <20201019224342.53303-2-joao.moreira@intel.com>
Date: Mon, 19 Oct 2020 15:43:39 -0700
From: Joao Moreira <joao.moreira@...el.com>
To: musl@...ts.openwall.com
Subject: [PATCH 1/4] Support ASFLAGS in configure and Makefile
Currently MUSL does not support setting ASFLAGS (assembler flags) through
configure. Thus, add support to ASFLAGS, which are passed similarly as CFLAGS.
Signed-off-by: Joao Moreira <joao.moreira@...el.com>
---
Makefile | 4 ++--
configure | 3 +++
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/Makefile b/Makefile
index e8cc4436..f75a946d 100644
--- a/Makefile
+++ b/Makefile
@@ -135,9 +135,9 @@ CC_CMD = $(CC) $(CFLAGS_ALL) -c -o $@ $<
# Choose invocation of assembler to be used
ifeq ($(ADD_CFI),yes)
- AS_CMD = LC_ALL=C awk -f $(srcdir)/tools/add-cfi.common.awk -f $(srcdir)/tools/add-cfi.$(ARCH).awk $< | $(CC) $(CFLAGS_ALL) -x assembler -c -o $@ -
+ AS_CMD = LC_ALL=C awk -f $(srcdir)/tools/add-cfi.common.awk -f $(srcdir)/tools/add-cfi.$(ARCH).awk $< | $(CC) $(CFLAGS_ALL) $(ASFLAGS) -x assembler -c -o $@ -
else
- AS_CMD = $(CC_CMD)
+ AS_CMD = $(CC_CMD) $(ASFLAGS)
endif
obj/%.o: $(srcdir)/%.s
diff --git a/configure b/configure
index 947adf41..4ad78b27 100755
--- a/configure
+++ b/configure
@@ -41,6 +41,7 @@ Optional packages:
Some influential environment variables:
CC C compiler command [detected]
CFLAGS C compiler flags [-Os -pipe ...]
+ ASFLAGS Assembler flags [none]
CROSS_COMPILE prefix for cross compiler and tools [none]
LIBCC compiler runtime library [detected]
@@ -181,6 +182,7 @@ AR=*) AR=${arg#*=} ;;
RANLIB=*) RANLIB=${arg#*=} ;;
CC=*) CC=${arg#*=} ;;
CFLAGS=*) CFLAGS=${arg#*=} ;;
+ASFLAGS=*) ASFLAGS=${arg#*=} ;;
CPPFLAGS=*) CPPFLAGS=${arg#*=} ;;
LDFLAGS=*) LDFLAGS=${arg#*=} ;;
CROSS_COMPILE=*) CROSS_COMPILE=${arg#*=} ;;
@@ -787,6 +789,7 @@ includedir = $includedir
syslibdir = $syslibdir
CC = $CC
CFLAGS = $CFLAGS
+ASFLAGS = $ASFLAGS
CFLAGS_AUTO = $CFLAGS_AUTO
CFLAGS_C99FSE = $CFLAGS_C99FSE
CFLAGS_MEMOPS = $CFLAGS_MEMOPS
--
2.27.0
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