From 6fde0f9be2c78d336b2bbcb4c1488bd171c8bccd Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Sun, 30 Aug 2015 04:42:49 -0500
Subject: Build updates: make change should use top level .config for global
 settings, add NOSTRIP variable to force skipping strip, and save intermediate
 flag data in generated/flags.raw and have mkflags.c error message point to
 that.

---
 scripts/make.sh   | 11 ++++++-----
 scripts/mkflags.c |  2 +-
 scripts/single.sh | 20 ++++++++++++++++----
 3 files changed, 23 insertions(+), 10 deletions(-)

diff --git a/scripts/make.sh b/scripts/make.sh
index 7ebe148d..f6e0c6d5 100755
--- a/scripts/make.sh
+++ b/scripts/make.sh
@@ -177,7 +177,7 @@ do
 # If no pair (because command's disabled in config), use " " for flags
 # so allflags can define the appropriate zero macros.
 
-done | sort -s | sed -n 's/ A / /;t pair;h;s/\([^ ]*\).*/\1 " "/;x;b single;:pair;h;n;:single;s/[^ ]* B //;H;g;s/\n/ /;p' |\
+done | sort -s | sed -n 's/ A / /;t pair;h;s/\([^ ]*\).*/\1 " "/;x;b single;:pair;h;n;:single;s/[^ ]* B //;H;g;s/\n/ /;p' | tee generated/flags.raw | \
 generated/mkflags > generated/flags.h || exit 1
 
 # Extract global structure definitions and flag definitions from toys/*/*.c
@@ -271,12 +271,13 @@ done
 [ $DONE -ne 0 ] && exit 1
 
 do_loudly $BUILD $LFILES $LINK || exit 1
-if ! do_loudly ${CROSS_COMPILE}strip toybox_unstripped -o toybox
+if [ ! -z "$NOSTRIP" ] || ! do_loudly ${CROSS_COMPILE}strip toybox_unstripped -o toybox
 then
   echo "strip failed, using unstripped" && cp toybox_unstripped toybox ||
   exit 1
+else
+  # 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
 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
 echo
diff --git a/scripts/mkflags.c b/scripts/mkflags.c
index 7e57f843..b57f0577 100644
--- a/scripts/mkflags.c
+++ b/scripts/mkflags.c
@@ -134,7 +134,7 @@ int main(int argc, char *argv[])
 
     if (!*command) break;
     if (bit != 3) {
-      fprintf(stderr, "\nError in %s (duplicate command?)\n", command);
+      fprintf(stderr, "\nError in %s (see generated/flags.raw)\n", command);
       exit(1);
     }
 
diff --git a/scripts/single.sh b/scripts/single.sh
index 1d075fd7..cea972a1 100755
--- a/scripts/single.sh
+++ b/scripts/single.sh
@@ -8,9 +8,16 @@ then
   exit 1
 fi
 
+# Harvest TOYBOX_* symbols from .config
+if [ ! -e .config ]
+then
+  echo "Need .config for toybox global settings. Run defconfig/menuconfig." >&2
+  exit 1
+fi
+
+export KCONFIG_CONFIG=.singleconfig
 for i in "$@"
 do
-
   TOYFILE="$(egrep -l "TOY[(]($i)[ ,]" toys/*/*.c)"
 
   if [ -z "$TOYFILE" ]
@@ -22,12 +29,17 @@ do
   DEPENDS="$(sed -n 's/^[ \t]*depends on //;T;s/[!][A-Z0-9_]*//g;s/ *&& */|/g;p' $TOYFILE | grep -v SMACK | xargs | tr ' ' '|')"
 
   NAME=$(echo $i | tr a-z- A-Z_)
-  export KCONFIG_CONFIG=.singleconfig
 
   make allnoconfig > /dev/null &&
-  sed -ri -e "s/CONFIG_TOYBOX=y/# CONFIG_TOYBOX is not set/;t" \
-    -e "s/# (CONFIG_(TOYBOX(|_HELP.*|_I18N|_FLOAT)|$NAME|${NAME}_.*${DEPENDS:+|$DEPENDS})) is not set/\1=y/" \
+  sed -ri -e '/CONFIG_TOYBOX/d' \
+    -e "s/# (CONFIG_($NAME|${NAME}_.*${DEPENDS:+|$DEPENDS})) is not set/\1=y/" \
     "$KCONFIG_CONFIG" &&
+  echo "# CONFIG_TOYBOX is not set" >> "$KCONFIG_CONFIG" &&
+  grep "CONFIG_TOYBOX_" .config >> "$KCONFIG_CONFIG" &&
+
+#  sed -ri -e "s/CONFIG_TOYBOX=y/# CONFIG_TOYBOX is not set/;t" \
+#    -e "s/# (CONFIG_(TOYBOX(|_HELP.*|_I18N|_FLOAT)|$NAME|${NAME}_.*${DEPENDS:+|$DEPENDS})) is not set/\1=y/" \
+#    "$KCONFIG_CONFIG" &&
   make &&
   mv toybox $PREFIX$i || exit 1
 done
-- 
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