changeset 1706:2d5e3e345c14 draft

Add LDFLAGS and STRIP=no support.
author Rob Landley <rob@landley.net>
date Sat, 28 Feb 2015 12:39:16 -0600
parents e618a873a946
children 27d570eee68d
files configure scripts/make.sh
diffstat 2 files changed, 16 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/configure	Sat Feb 28 12:35:12 2015 -0600
+++ b/configure	Sat Feb 28 12:39:16 2015 -0600
@@ -4,14 +4,20 @@
 
 # A synonym.
 [ -z "$CROSS_COMPILE" ] && CROSS_COMPILE="$CROSS"
+
+# CFLAGS and OPTIMIZE are different so you can add extra CFLAGS without
+# disabling default optimizations
 [ -z "$CFLAGS" ] && CFLAGS="-Wall -Wundef -Wno-char-subscripts"
 # Required for our expected ABI. we're 8-bit clean thus "char" must be unsigned.
 CFLAGS="$CFLAGS -funsigned-char"
+[ -z "$OPTIMIZE" ] && OPTIMIZE="-Os -ffunction-sections -fdata-sections -fno-asynchronous-unwind-tables"
 
-[ -z "$OPTIMIZE" ] && OPTIMIZE="-Os -ffunction-sections -fdata-sections -fno-asynchronous-unwind-tables"
+# We accept LDFLAGS, but by default don't have anything in it
 [ -z "$LDOPTIMIZE" ] && LDOPTIMIZE="-Wl,--gc-sections"
+
 [ -z "$CC" ] && CC=cc
-[ -z "$STRIP" ] && STRIP=strip
+[ -z "$STRIP" ] && STRIP=strip  # set STRIP=no to skip stripping entirely
 
-# If HOSTCC needs CFLAGS, add them to the variable ala HOSTCC="blah-cc --static"
+# If HOSTCC needs CFLAGS or LDFLAGS, just add them to the variable
+# ala HOSTCC="blah-cc --static"
 [ -z "$HOSTCC" ] && HOSTCC=gcc
--- a/scripts/make.sh	Sat Feb 28 12:35:12 2015 -0600
+++ b/scripts/make.sh	Sat Feb 28 12:39:16 2015 -0600
@@ -102,7 +102,7 @@
 
 # LINK needs optlibs.dat, above
 
-LINK="$(echo $LDOPTIMIZE -o toybox_unstripped -Wl,--as-needed $(cat generated/optlibs.dat))"
+LINK="$(echo $LDOPTIMIZE $LDFLAGS -o toybox_unstripped -Wl,--as-needed $(cat generated/optlibs.dat))"
 genbuildsh > generated/build.sh && chmod +x generated/build.sh || exit 1
 
 echo "Make generated/config.h from $KCONFIG_CONFIG."
@@ -268,7 +268,12 @@
 [ $DONE -ne 0 ] && exit 1
 
 do_loudly $BUILD $LFILES $LINK || exit 1
-do_loudly ${CROSS_COMPILE}${STRIP} toybox_unstripped -o toybox || exit 1
+if [ "$STRIP" == no ]
+then
+  mv toybox_unstripped toybox
+else
+  do_loudly ${CROSS_COMPILE}${STRIP} toybox_unstripped -o toybox || exit 1
+fi
 # gcc 4.4's strip command is buggy, and doesn't set the executable bit on
 # its output the way SUSv4 suggests it do so.
 do_loudly chmod +x toybox || exit 1