init.sh: remove unnecessary directory check

literally the point of -p in mkdir is to, you know,
check whether the directory already exists

unclear thinking = unclear code

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

include/get.sh

@@ -71,7 +71,7 @@ git_prep()
 	fi
 
 	[ "$_loc" != "${_loc%/*}" ] && \
-		x_ xbmkdir "${_loc%/*}"
+		x_ mkdir -p "${_loc%/*}"
 
 	x_ mv "$tmpgit" "$_loc"
 }
@@ -138,7 +138,7 @@ try_fetch_git()
 	cached="$cached/${1#*://}"
 	cached="$XBMK_CACHE/$cached"
 
-	x_ xbmkdir "${5%/*}" "${cached%/*}"
+	x_ mkdir -p "${5%/*}" "${cached%/*}"
 
 	try_$2 "$cached" "$@" || \
 		return 1
@@ -164,7 +164,7 @@ try_fetch_curl()
 	cached="file/$6"
 	cached="$XBMK_CACHE/$cached"
 
-	x_ xbmkdir "${5%/*}" "${cached%/*}"
+	x_ mkdir -p "${5%/*}" "${cached%/*}"
 
 	if bad_checksum "$6" "$cached" 2>/dev/null; then
 		x_ rm -f "$cached"
@@ -199,17 +199,10 @@ try_fetch_curl()
 
 try_curl()
 {
-	_ua=""
+	ua="Mozilla/5.0 (Windows NT 10.0; rv:91.0) Gecko/20100101 Firefox/91.0"
 
-	case "$2" in
-	https://www.supermicro.com/*)
-		_ua="curl/8.6.0";;
-	*)
-		_ua="Mozilla/5.0 (Windows NT 10.0; rv:91.0) Gecko/20100101 Firefox/91.0";;
-	esac
-
-	( x_ curl --location --retry 3 -A "$_ua" "$2" -o "$1" ) \
-	    || ( x_ wget --tries 3 -U "$_ua" "$2" -O "$1" ) \
+	( x_ curl --location --retry 3 -A "$ua" "$2" -o "$1" ) \
+	    || ( x_ wget --tries 3 -U "$ua" "$2" -O "$1" ) \
 	    || return 1; :
 }
 
@@ -233,7 +226,7 @@ try_git()
 			( x_ git clone "$2" "$tmpgitcache" ) || return 1
 		fi
 
-		x_ xbmkdir "${gitdest%/*}"
+		x_ mkdir -p "${gitdest%/*}"
 		x_ mv "$tmpgitcache" "$gitdest"
 	fi
 

include/init.sh

@@ -33,10 +33,7 @@ xbmk_init()
 		err "this command as root is not permitted" "xbmk_init" "$@"
 
 	export PWD="$xbmkpwd"
-	x_ xbmkdir "$basetmp"
-
-	[ ! -e "cache" ] && \
-		x_ xbmkdir "cache"
+	x_ mkdir -p "$basetmp" "cache"
 
 	for init_cmd in get_version set_env set_threads git_init child_exec; do
 		xbmk_$init_cmd "$@" || \
@@ -67,7 +64,6 @@ xbmkpkg()
 		printf "Updating package use...\n"
 		printf "Writing into %s" "$pkg_use_file..."
 
-		[ ! -d "`dirname $pkg_use_file`" ] && \
 		x_ mkdir -p "`dirname $pkg_use_file`"
 
 		printf "%s\n" "$pkg_use" >> "$pkg_use_file"
@@ -110,7 +106,6 @@ xbmk_get_version()
 xbmk_set_env()
 {
 	is_child="n"
-
 	xbmkpath="$PATH"
 
 	# unify all temporary files/directories in a single TMPDIR
@@ -126,10 +121,8 @@ xbmk_set_env()
 	if [ "$is_child" = "y" ]; then
 		xbmk_child_set_env
 		return 1 # child instance. discontinue initialisation.
-	else
-		xbmk_parent_set_env
-		return 0 # parent instance. continue initialisation.
 	fi
+	xbmk_parent_set_env
 }
 
 xbmk_child_set_env()
@@ -262,10 +255,6 @@ xbmk_set_version()
 		versiondate="$(git show --no-patch --no-notes \
 		    --pretty='%ct' HEAD)" || versiondate="$versiondate_"
 
-	if [ -z "$version" ] || [ -z "$versiondate" ]; then
-		err "version and/or versiondate unset" "xbmk_set_version" "$@"
-	fi
-
 	update_xbmkver "."
 
 	relname="$projectname-$version"
@@ -298,15 +287,12 @@ xbmk_set_pyver()
 		err "Bad python version (must by 3.x)" "xbmk_set_pyver" "$@"
 
 	# set up python in PATH (environmental variable):
-
 	(
 		x_ cd "$xbtmp/xbmkpath"
-
 		x_ ln -s "`x_ pybin "$python"`" python || \
 		    err "can't make symlink" "xbmk_set_pyver" "$@"
 
-	) || \
-	    err "Can't link Python in $xbtmp/xbmkpath" "xbmk_set_pyver" "$@"; :
+	) || err "Can't link Python in $xbtmp/xbmkpath" xbmk_set_pyver "$@"; :
 }
 
 # Use direct path, to prevent a hang if Python is using a virtual environment,

include/lib.sh

@@ -26,6 +26,10 @@ update_xbmkver()
 {
 	xbmk_sanitize_version
 
+	if [ -z "${version-}" ] || [ -z "${versiondate-}" ]; then
+		err "version and/or versiondate unset" "update_xbmkver" "$@"
+	fi
+
 	printf "%s\n" "$version" > "$1/.version" || \
 	    err "can't write '$1'" "update_xbmkver" "$@"; :
 
@@ -43,13 +47,8 @@ xbmk_sanitize_version()
 	[ -z "$version" ] && \
 		return 0
 
-	version="`printf "%s\n" "$version" | sed -e 's/\t//g'`"
-	version="`printf "%s\n" "$version" | sed -e 's/\ //g'`"
-	version="`printf "%s\n" "$version" | sed -e 's/\.\.//g'`"
-	version="`printf "%s\n" "$version" | sed -e 's/\.\///g'`"
-	version="`printf "%s\n" "$version" | sed -e 's/\//-/g'`"
-
-	version="${version#-}"
+	version="`printf '%s\n' "$version" | sed \
+	    's/[[:space:]]//g; s/\.\.//g; s/\.\///g; s/\//-/g; s/^-//'`"
 
 	[ -z "$version" ] && \
 		err "'version' empty after sanitization" \
@@ -61,7 +60,7 @@ mktarball()
 	printf "Creating tar archive '%s' from directory '%s'\n" "$2" "$1"
 
 	[ "${2%/*}" != "$2" ] && \
-		x_ xbmkdir "${2%/*}"
+		x_ mkdir -p "${2%/*}"
 
 	x_ tar -c "$1" | xz -T$XBMK_THREADS -9e > "$2" || \
 	    err "can't make tarball '$1'" "mktarball" "$@"
@@ -82,7 +81,6 @@ e()
 	fi
 
 	eval "$estr"
-
 	printf "%s %s\n" "$1" "$es2" 1>&2
 }
 
@@ -109,7 +107,6 @@ findpath()
 		fi
 
 		printf "%s\n" "$found"
-
 		shift 1
 	done
 }
@@ -149,17 +146,7 @@ build_sbase()
 remkdir()
 {
 	x_ rm -Rf "$@"
-	x_ xbmkdir "$@"
-}
-
-xbmkdir()
-{
-	while [ $# -gt 0 ]; do
-		[ ! -d "$1" ] && \
-			x_ mkdir -p "$1"
-
-		shift 1
-	done
+	x_ mkdir -p "$@"
 }
 
 fx_()

include/mrc.sh

@@ -17,7 +17,7 @@ extract_refcode()
 	[ -z "$cbfstoolref" ] && \
 		err "cbfstoolref not set" "extract_refcode" "$@"
 
-	x_ xbmkdir "${_pre_dest%/*}"
+	x_ mkdir -p "${_pre_dest%/*}"
 
 	x_ "$cbfstoolref" "$appdir/bios.bin" extract \
 	    -m x86 -n fallback/refcode -f "$appdir/ref" -r RO_SECTION

include/release.sh

@@ -1,32 +1,22 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-# Copyright (c) 2023-2025 Leah Rowe <leah@libreboot.org>
+# Copyright (c) 2023-2026 Leah Rowe <leah@libreboot.org>
 
-reldest=""
-reldir=""
-relmode=""
-rsrc=""
-vdir=""
+eval "`newvar reldest reldir relmode rsrc vdir`"
 
 release()
 {
 	export XBMK_RELEASE="y"
-
 	reldir="release"
 
 	while getopts m: option
 	do
 		[ -z "$OPTARG" ] && \
 			err "empty argument not allowed" "release" "$@"
-
-		case "$option" in
-		m)
-			relmode="$OPTARG"
-			;;
-		*)
+		[ "$option" != "m" ] && \
 			err "invalid option '-$option'" "release" "$@"
-			;;
-		esac
+
+		relmode="$OPTARG"
 	done
 
 	reldest="$reldir/$version"
@@ -36,7 +26,6 @@ release()
 	vdir="`mktemp -d || err "can't make vdir"`" || \
 	    err "can't make tmp vdir" "release" "$@"
 	vdir="$vdir/$version"
-
 	rsrc="$vdir/${relname}_src"
 
 	remkdir "$vdir"
@@ -50,7 +39,7 @@ release()
 
 	x_ rm -Rf "$rsrc"
 
-	x_ xbmkdir "$reldir"
+	x_ mkdir -p "$reldir"
 	x_ mv "$vdir" "$reldir"
 	x_ rm -Rf "${vdir%"/$version"}"
 

include/rom.sh

@@ -19,7 +19,7 @@ buildser()
 		x_ make -C "$sersrc" BOARD=$2
 	fi
 
-	x_ xbmkdir "bin/serprog_$1"
+	x_ mkdir -p "bin/serprog_$1"
 	x_ mv "$serx" "bin/serprog_$1/serprog_$2.${serx##*.}"
 }
 
@@ -41,8 +41,7 @@ copyps1bios()
 
 mkpayload_grub()
 {
-	grub_modules=""
-	grub_install_modules=""
+	eval "`newvar grub_modules grub_install_modules`"
 
 	$if_dry_build \
 		return 0
@@ -110,7 +109,7 @@ check_coreboot_util()
 		return 0
 	fi
 
-	x_ xbmkdir "$utilelfdir"
+	x_ mkdir -p "$utilelfdir"
 	x_ cp "$utilsrcdir/$1" "$utilelfdir"
 
 	[ "$1" = "cbfstool" ] && \
@@ -423,7 +422,7 @@ cprom()
 
 	printf "Creating new %s image: '%s'\n" "$projectname" "$newrom"
 
-	x_ xbmkdir "bin/$target"
+	x_ mkdir -p "bin/$target"
 	x_ $cpcmd "$irom" "$newrom"
 }
 

include/tree.sh

@@ -333,7 +333,7 @@ project_up_to_date()
 
 	shift 3
 
-	x_ xbmkdir "$XBMK_CACHE/$hashdir"
+	x_ mkdir -p "$XBMK_CACHE/$hashdir"
 
 	if [ -f "$XBMK_CACHE/$hashdir/$project$hashname" ]; then
 		read -r old_hash < "$XBMK_CACHE/$hashdir/$project$hashname" \
@@ -382,7 +382,7 @@ check_cross_compiler()
 	xgccargs="crossgcc-$xfix UPDATED_SUBMODULES=1 CPUS=$XBMK_THREADS"
 
 	x_ ./mk -f coreboot "${cbdir#src/coreboot/}"
-	x_ xbmkdir "elf/coreboot/$tree" # TODO: is this needed?
+	x_ mkdir -p "elf/coreboot/$tree" # TODO: is this needed?
 
 	# tell build systems what cross-compiler to use
 	export PATH="$xbmkpwd/$cbdir/util/crossgcc/xgcc/bin:$PATH"
@@ -612,7 +612,7 @@ check_makefile()
 copy_elf()
 {
 	[ -f "$listfile" ] && \
-		x_ xbmkdir "$dest_dir"
+		x_ mkdir -p "$dest_dir"
 
 	if [ -f "$listfile" ]; then
 		while read -r f; do

include/vendor.sh

@@ -152,7 +152,7 @@ fetch()
 	[ -f "$_dest" ] && \
 		return 0
 
-	x_ xbmkdir "${_dest%/*}"
+	x_ mkdir -p "${_dest%/*}"
 
 	if [ "$dl_type" != "fsp" ]; then
 		extract_archive "$_dl" "$appdir" || \