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Based on upstream commit:
https://github.com/rizinorg/rizin/pull/5414/commits/191a24dcbef9a8336a930926a102d0f544b8a503
From: Zephyr Lykos <self@mochaa.ws>
Date: Sun, 28 Sep 2025 13:11:33 +0800
Subject: [PATCH] Add option to use system BLAKE3 (#5414)
--- a/doc/PACKAGERS.md
+++ b/doc/PACKAGERS.md
@@ -82,6 +82,7 @@
* `use_sys_pcre2`
* `use_sys_tree_sitter`
* `use_sys_softfloat`
+* `use_sys_blake3`
See [meson_options.txt][] for a complete list of compile-time options.
--- a/meson.build
+++ b/meson.build
@@ -310,8 +310,11 @@ libdemangle_proj = subproject('libdemangle', default_options: libdemangle_option
libdemangle_dep = libdemangle_proj.get_variable('libdemangle_dep')
# handle blake3 algo
-blake3_proj = subproject('blake3', default_options: ['default_library=static', 'werror=false'])
-blake3_dep = blake3_proj.get_variable('blake3_dep')
+blake3_dep = dependency('libblake3', required: get_option('use_sys_blake3'), static: is_static_build)
+if not blake3_dep.found()
+ blake3_proj = subproject('blake3', default_options: ['default_library=static', 'werror=false'])
+ blake3_dep = blake3_proj.get_variable('blake3_dep')
+endif
# handle openssl library
sys_openssl = dependency('openssl', required: get_option('use_sys_openssl'), static: is_static_build)
@@ -842,6 +845,7 @@ summary({
'System zlib library': zlib_dep.found() and zlib_dep.type_name() != 'internal',
'System zstd library': libzstd_dep.found() and libzstd_dep.type_name() != 'internal',
'System zip library': libzip_dep.found() and libzip_dep.type_name() != 'internal',
+ 'System blake3 library': blake3_dep.found() and blake3_dep.type_name() != 'internal',
'Use ptrace-wrap': use_ptrace_wrap,
'Use RPATH': rpath_summary,
}, section: 'Configuration', bool_yn: true)
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -37,6 +37,7 @@
option('use_sys_tree_sitter', type: 'feature', value: 'disabled')
option('use_sys_pcre2', type: 'feature', value: 'disabled')
option('use_sys_softfloat', type: 'feature', value: 'disabled')
+option('use_sys_blake3', type: 'feature', value: 'disabled')
option('use_swift_demangler', type: 'boolean', value: true, description: 'If false, disables the swift demangler')
option('use_gpl', type: 'boolean', value: true, description: 'Set to false when you want to disable gpl code')
option('install_sigdb', type: 'boolean', value: false, description: 'Downloads and installs rizin sigdb')
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