lib.sh: support any command on find_exec()

right now, we assume "find", but it adds any number of
arguments next to that.

change it instead to support any command, where the
assumption is that it would generate a list of files
and directories.

Signed-off-by: Leah Rowe <leah@libreboot.org>

include/git.sh

@@ -108,7 +108,7 @@ tmpclone()
 	(
 	[ $# -gt 5 ] || git clone "$repodir" "$3" || err "!clone $repodir $3"
 	git -C "$3" reset --hard "$4" || err "!reset $1 $2 $3 $4 $5"
-	fx_ "eval x_ git -C \"$3\" am" "$5" -type f
+	fx_ "eval x_ git -C \"$3\" am" find "$5" -type f
 	) || repofail="y"
 
 	[ "$repofail" = "y" ] && [ $# -lt 6 ] && tmpclone "$@" retry

include/inject.sh

@@ -13,9 +13,6 @@ ifdtool="elf/ifdtool/default/ifdtool"
 
 cv="CONFIG_GBE_BIN_PATH CONFIG_IFD_BIN_PATH"
 
-eval "`setvars "" tree new_mac archive boarddir rom cbdir xchanged \
-    tmpromdir IFD_platform ifdprefix xromsize $cv`"
-
 inject()
 {
 	remkdir "$tmpromdel"
@@ -89,7 +86,7 @@ readcfg()
 readkconfig()
 {
 	x_ rm -f "$xbmktmp/cbcfg"
-	fe_ scankconfig "$boarddir/config" -type f
+	fe_ scankconfig find "$boarddir/config" -type f
 	eval "`setcfg "$xbmktmp/cbcfg" 1`"
 }
 
@@ -133,7 +130,7 @@ modify_mac()
 	[ -n "$new_mac" ] && [ "$new_mac" != "restore" ] && \
 	    x_ "$nvm" "$xbmklocal/gbe" setmac "$new_mac"
 
-	fe_ newmac "$tmpromdir" -maxdepth 1 -type f -name "*.rom"
+	fe_ newmac find "$tmpromdir" -maxdepth 1 -type f -name "*.rom"
 
 	printf "\nGbE NVM written to '%s':\n" "$archive"
 	x_ "$nvm" "$xbmklocal/gbe" dump | grep -v "bytes read from file" || :

include/lib.sh

@@ -140,7 +140,8 @@ chkvars()
 # e.g. coreboot is multi-tree, so 1
 singletree()
 {
-	( fx_ "exit 1" "config/$1/"*/ -type f -name "target.cfg" ) || return 1
+	( fx_ "exit 1" find "config/$1/"*/ -type f -name "target.cfg" ) || \
+	    return 1
 }
 
 fe_()
@@ -158,7 +159,7 @@ find_ex()
 	xmsg="$1" && shift 1
 	fd="`mktemp`" && x_ rm -f "$fd" && x_ touch "$fd"
 	xx="$1" && shift 1
-	$xmsg find "$@" 2>/dev/null | sort 1>"$fd" 2>/dev/null || \
+	$xmsg "$@" 2>/dev/null | sort 1>"$fd" 2>/dev/null || \
 	    err "!find $(echo "$@") > \"$fd\""
 	dx_ "$xx" "$fd" || break
 	x_ rm -f "$fd"

include/rom.sh

@@ -190,7 +190,7 @@ mkseagrub()
 	[ "$payload_grubsea" = "y" ] && pname="grub"
 	[ "$payload_grubsea" = "y" ] || \
 	    cbfs "$tmprom" "$grubdata/bootorder" bootorder raw
-	fe_ "cprom" "$grubdata/keymap" -type f -name "*.gkb"
+	fe_ cprom find "$grubdata/keymap" -type f -name "*.gkb"
 }
 
 add_uboot()

mk

@@ -277,7 +277,7 @@ check_project_hashes()
 	[ ! -f "$XBMK_CACHE/hash/$project$tree" ] || \
 	    read -r old_pjhash < "$XBMK_CACHE/hash/$project$tree"
 
-	fx_ "x_ sha512sum" "$datadir" "$configdir/$tree" "$mdir" \
+	fx_ "x_ sha512sum" find "$datadir" "$configdir/$tree" "$mdir" \
 	    -type f -not -path "*/.git*/*" | awk '{print $1}' > \
 	    "$xbmktmp/project.hash" || err "!h $project $tree"
 
@@ -369,7 +369,7 @@ check_defconfig()
 elfcheck()
 {
 	# TODO: *STILL* very hacky check. do it properly (based on build.list)
-	( fx_ "exit 1" "$dest_dir" -type f ) || return 1; :
+	( fx_ "exit 1" find "$dest_dir" -type f ) || return 1; :
 }
 
 handle_makefile()