From ca8d4e6d82c03ff7089b01aa84d1beda59008358 Mon Sep 17 00:00:00 2001
From: sekaiacg <sekaiacg@gmail.com>
Date: Thu, 21 Mar 2024 10:25:43 +0800
Subject: [PATCH] cmake: Enable multi-threading compression

Signed-off-by: sekaiacg <sekaiacg@gmail.com>
---
 build/cmake/lib/liberofs.cmake       | 5 +++++
 build/cmake/lib/liberofs_config.h.in | 3 +++
 mkfs/main.c                          | 2 +-
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/build/cmake/lib/liberofs.cmake b/build/cmake/lib/liberofs.cmake
index b1eda5ad..22a5cf88 100644
--- a/build/cmake/lib/liberofs.cmake
+++ b/build/cmake/lib/liberofs.cmake
@@ -10,13 +10,16 @@ set(liberofs_include_list
 	"linux/fs.h"
 	"linux/types.h"
 	"linux/xattr.h"
+	"pthread.h"
 	"sys/ioctl.h"
 	"sys/sysmacros.h"
+	"unistd.h"
 )
 
 set(liberofs_function_list
 	"backtrace"
 	"utimensat"
+	"sysconf"
 )
 if (CMAKE_SYSTEM_NAME MATCHES "Linux|Android")
 	list(APPEND liberofs_include_list
@@ -67,6 +70,7 @@ set(LIBEROFS_STATIC_DEFAULTS_CFLAGS
 	"-DHAVE_ZLIB"
 	"-DHAVE_LIBLZMA"
 	"-DWITH_ANDROID"
+	"-DEROFS_MT_ENABLED"
 	"${DARWIN_CFLAGS}"
 	CACHE INTERNAL "liberofs_static_defaults_cflags"
 )
@@ -104,6 +108,7 @@ set(liberofs_srcs
 	"${TARGET_SRC_DIR}/compressor_liblzma.c"
 	"${TARGET_SRC_DIR}/kite_deflate.c"
 	"${TARGET_SRC_DIR}/compressor_deflate.c"
+	"${TARGET_SRC_DIR}/workqueue.c"
 )
 
 include(CheckCXXCompilerFlag)
diff --git a/build/cmake/lib/liberofs_config.h.in b/build/cmake/lib/liberofs_config.h.in
index 7049188b..db88ed9b 100644
--- a/build/cmake/lib/liberofs_config.h.in
+++ b/build/cmake/lib/liberofs_config.h.in
@@ -7,9 +7,11 @@
 #cmakedefine HAVE_LINUX_FS_H 1
 #cmakedefine HAVE_LINUX_TYPES_H 1
 #cmakedefine HAVE_LINUX_XATTR_H 1
+#cmakedefine HAVE_PTHREAD_H 1
 #cmakedefine HAVE_SYS_IOCTL_H 1
 #cmakedefine HAVE_SYS_SYSMACROS_H 1
 #cmakedefine HAVE_SYS_RANDOM_H 1
+#cmakedefine HAVE_UNISTD_H 1
 
 // Functions
 #cmakedefine HAVE_BACKTRACE 1
@@ -24,6 +26,7 @@
 #cmakedefine HAVE_PWRITE64 1
 #cmakedefine HAVE_POSIX_FADVISE 1
 #cmakedefine HAVE_TMPFILE64 1
+#cmakedefine HAVE_SYSCONF 1
 #cmakedefine HAVE_UTIMENSAT 1
 
 // Symbols
diff --git a/mkfs/main.c b/mkfs/main.c
index 53d330bb..cad87de2 100644
--- a/mkfs/main.c
+++ b/mkfs/main.c
@@ -813,7 +813,7 @@ static int mkfs_parse_options_cfg(int argc, char *argv[])
 #ifdef EROFS_MT_ENABLED
 		case 520: {
 			unsigned int processors;
-
+			errno = 0;
 			cfg.c_mt_workers = strtoul(optarg, &endptr, 0);
 			if (errno || *endptr != '\0') {
 				erofs_err("invalid worker number %s", optarg);