ZSTD_LIBZSTD is needed runtime and ZSTD is needed compile
time. Kconfig options has been separated into build and
install options, so it's easier to extend with more e.g.
compression types.

Signed-off-by: Bruno Thomsen <[email protected]>
---
 rules/squashfs-tools.in   | 10 ++++++++++
 rules/squashfs-tools.make |  1 +
 2 files changed, 11 insertions(+)

diff --git a/rules/squashfs-tools.in b/rules/squashfs-tools.in
index a90153ae1..9e4f48550 100644
--- a/rules/squashfs-tools.in
+++ b/rules/squashfs-tools.in
@@ -6,6 +6,8 @@ menuconfig SQUASHFS_TOOLS
        select LIBC_PTHREAD
        select GCCLIBS_GCC_S
        select ZLIB
+       select ZSTD             if SQUASHFS_TOOLS_ZSTD_SUPPORT
+       select ZSTD_LIBZSTD     if SQUASHFS_TOOLS_ZSTD_SUPPORT
        prompt "squashfs-tools                "
        help
          Squashfs is a highly compressed read-only filesystem for Linux.
@@ -16,6 +18,14 @@ menuconfig SQUASHFS_TOOLS
 
 if SQUASHFS_TOOLS
 
+comment "build options"
+
+config SQUASHFS_TOOLS_ZSTD_SUPPORT
+       bool
+       prompt "Support Zstandard (zstd) compression"
+
+comment "install options"
+
 config SQUASHFS_TOOLS_MKSQUASHFS
        bool
        prompt "Install mksquashfs"
diff --git a/rules/squashfs-tools.make b/rules/squashfs-tools.make
index 6afd44ddf..4b9581883 100644
--- a/rules/squashfs-tools.make
+++ b/rules/squashfs-tools.make
@@ -30,6 +30,7 @@ SQUASHFS_TOOLS_LICENSE        := GPL-2.0-or-later
 
 SQUASHFS_TOOLS_MAKE_PAR := NO
 SQUASHFS_TOOLS_MAKE_ENV := \
+       ZSTD_SUPPORT=$(call ptx/ifdef, PTXCONF_SQUASHFS_TOOLS_ZSTD_SUPPORT,1,0) 
\
        $(CROSS_ENV)
 
 SQUASHFS_TOOLS_INSTALL_OPT := \

base-commit: 9fe5462616de2ce93663f409f471ea83a6d5fbb5
-- 
2.26.2


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