remove unused includes

ref:f8c119cf3a796a59ab5be4424e5364ba6a201d40

30 files changed, 18 insertions, 84 deletions

diff --git a/util/system/condvar.cpp b/util/system/condvar.cpp
index 62f3d22356..a2031a89b8 100644
--- a/util/system/condvar.cpp
+++ b/util/system/condvar.cpp
@@ -9,8 +9,6 @@
 #include <util/generic/intrlist.h>
 #include <util/generic/yexception.h>
 
-#include <cstdlib>
-
 #if defined(_unix_)
     #include <sys/time.h>
     #include <pthread.h>
diff --git a/util/system/daemon.cpp b/util/system/daemon.cpp
index 130e6c8f45..13e739f385 100644
--- a/util/system/daemon.cpp
+++ b/util/system/daemon.cpp
@@ -1,7 +1,6 @@
 #include <util/generic/yexception.h>
 
 #include <cerrno>
-#include <cstdlib>
 #include <util/system/info.h>
 
 #if defined(_win_)
diff --git a/util/system/error.cpp b/util/system/error.cpp
index f778ec42cb..b5fd974812 100644
--- a/util/system/error.cpp
+++ b/util/system/error.cpp
@@ -1,19 +1,15 @@
-#include "tls.h"
 #include "error.h"
 
-#include <util/string/strip.h>
 #include <util/generic/strfcpy.h>
 
 #include <cerrno>
-#include <cstdio>
 #include <cstring>
 
 #if defined(_win_)
+    #include <util/string/strip.h>
     #include <util/network/socket.h>
     #include <util/generic/singleton.h>
     #include "winint.h"
-#elif defined(_unix_)
-    #include <unistd.h>
 #endif
 
 void ClearLastSystemError() {
diff --git a/util/system/event.cpp b/util/system/event.cpp
index 79b3cdb291..ceb9134a3d 100644
--- a/util/system/event.cpp
+++ b/util/system/event.cpp
@@ -1,8 +1,5 @@
-#include "datetime.h"
 #include "defaults.h"
 
-#include <cstdio>
-
 #include "atomic.h"
 #include "event.h"
 #include "mutex.h"
diff --git a/util/system/execpath.cpp b/util/system/execpath.cpp
index 33198af58b..9e1b5cec93 100644
--- a/util/system/execpath.cpp
+++ b/util/system/execpath.cpp
@@ -1,16 +1,14 @@
 #include "platform.h"
 
-#include <stdlib.h>
-
 #if defined(_solaris_)
     #include <stdlib.h>
 #elif defined(_darwin_)
     #include <mach-o/dyld.h>
+    #include <util/generic/function.h>
 #elif defined(_win_)
     #include "winint.h"
     #include <io.h>
 #elif defined(_linux_)
-    #include <unistd.h>
 #elif defined(_freebsd_)
     #include <string.h>
     #include <sys/types.h> // for u_int not defined in sysctl.h
@@ -18,16 +16,8 @@
     #include <unistd.h>
 #endif
 
-#include <util/folder/dirut.h>
 #include <util/generic/singleton.h>
-#include <util/generic/function.h>
-#include <util/generic/yexception.h>
-#include <util/memory/tempbuf.h>
-#include <util/stream/file.h>
-#include <util/stream/pipe.h>
-#include <util/string/cast.h>
-
-#include "filemap.h"
+
 #include "execpath.h"
 #include "fs.h"
 
diff --git a/util/system/execpath_ut.cpp b/util/system/execpath_ut.cpp
index 16b01466f5..f8ca86d9cf 100644
--- a/util/system/execpath_ut.cpp
+++ b/util/system/execpath_ut.cpp
@@ -2,7 +2,6 @@
 
 #include <library/cpp/testing/unittest/registar.h>
 
-#include "platform.h"
 #include <util/folder/dirut.h>
 
 Y_UNIT_TEST_SUITE(TExecPathTest) {
diff --git a/util/system/fs_ut.cpp b/util/system/fs_ut.cpp
index de071ebf55..ddee6670a8 100644
--- a/util/system/fs_ut.cpp
+++ b/util/system/fs_ut.cpp
@@ -3,9 +3,7 @@
 #include <library/cpp/testing/unittest/registar.h>
 
 #include "file.h"
-#include "sysstat.h"
 #include "fstat.h"
-#include <util/folder/dirut.h>
 #include <util/folder/path.h>
 
 //WARNING: on windows the test must be run with administative rules
diff --git a/util/system/getpid.cpp b/util/system/getpid.cpp
index b9615f0dfa..31d995fed7 100644
--- a/util/system/getpid.cpp
+++ b/util/system/getpid.cpp
@@ -10,7 +10,6 @@
         #include <processthreadsapi.h>
     #endif
 #else
-    #include <sys/types.h>
     #include <unistd.h>
 #endif
 
diff --git a/util/system/interrupt_signals.cpp b/util/system/interrupt_signals.cpp
index 96b723f2b8..b6751342af 100644
--- a/util/system/interrupt_signals.cpp
+++ b/util/system/interrupt_signals.cpp
@@ -1,8 +1,5 @@
 #include "interrupt_signals.h"
 
-#include "compiler.h"
-#include "error.h"
-
 #include <util/generic/yexception.h>
 
 #include <csignal>
diff --git a/util/system/madvise.cpp b/util/system/madvise.cpp
index 58c894e3ef..ad24ac0f1d 100644
--- a/util/system/madvise.cpp
+++ b/util/system/madvise.cpp
@@ -7,7 +7,6 @@
 #if defined(_win_)
     #include <util/system/winint.h>
 #else
-    #include <sys/types.h>
     #include <sys/mman.h>
 #endif
 
diff --git a/util/system/mem_info.cpp b/util/system/mem_info.cpp
index aa51ae3b16..90ed353a59 100644
--- a/util/system/mem_info.cpp
+++ b/util/system/mem_info.cpp
@@ -1,8 +1,6 @@
 #include "mem_info.h"
 
 #include <util/generic/strbuf.h>
-#include <util/generic/utility.h>
-#include <util/generic/yexception.h>
 #include <util/stream/file.h>
 #include <util/string/cast.h>
 #include <util/string/builder.h>
@@ -10,8 +8,6 @@
 #include "info.h"
 
 #if defined(_unix_)
-    #include <errno.h>
-    #include <unistd.h>
     #if defined(_freebsd_)
         #include <sys/sysctl.h>
         #include <sys/types.h>
diff --git a/util/system/mincore.cpp b/util/system/mincore.cpp
index 8cbae72586..b9a7251551 100644
--- a/util/system/mincore.cpp
+++ b/util/system/mincore.cpp
@@ -1,5 +1,4 @@
 #include "align.h"
-#include "compiler.h"
 #include "info.h"
 #include "mincore.h"
 
@@ -8,7 +7,6 @@
 #include <cstring>
 
 #if defined(_unix_)
-    #include <sys/unistd.h>
     #include <sys/mman.h>
     #if defined(_android_)
         #include <sys/syscall.h>
diff --git a/util/system/mincore_ut.cpp b/util/system/mincore_ut.cpp
index fc46cb1632..ae4a10c517 100644
--- a/util/system/mincore_ut.cpp
+++ b/util/system/mincore_ut.cpp
@@ -1,9 +1,5 @@
 #include <library/cpp/testing/unittest/registar.h>
 
-#ifdef _unix_
-    #include <sys/resource.h>
-#endif
-
 #include "filemap.h"
 #include "info.h"
 #include "mincore.h"
@@ -11,10 +7,6 @@
 #include "tempfile.h"
 
 #include <util/generic/size_literals.h>
-#include <util/system/fs.h>
-
-#include <cstring>
-#include <cstdio>
 
 Y_UNIT_TEST_SUITE(MincoreSuite) {
     static const char* FileName_("./mappped_file");
diff --git a/util/system/mktemp.cpp b/util/system/mktemp.cpp
index 505b7b4a4b..801451263e 100644
--- a/util/system/mktemp.cpp
+++ b/util/system/mktemp.cpp
@@ -2,9 +2,7 @@
 
 #include <util/folder/dirut.h>
 #include <util/generic/yexception.h>
-#include <util/stream/file.h>
 
-#include <cerrno>
 #include <cstring>
 
 #ifdef _win32_
@@ -12,7 +10,6 @@
     #include <io.h>
 #else
     #include <unistd.h>
-    #include <stdlib.h>
 #endif
 
 extern "C" int mkstemps(char* path, int slen);
diff --git a/util/system/mktemp_system.cpp b/util/system/mktemp_system.cpp
index 32bea2987c..4ee3bab799 100644
--- a/util/system/mktemp_system.cpp
+++ b/util/system/mktemp_system.cpp
@@ -33,19 +33,13 @@
 
 #include "defaults.h"
 
-#include <sys/types.h>
 #include <fcntl.h>
 #include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
 #include <string.h>
-#include <ctype.h>
 
 #ifdef _win32_
     #include "winint.h"
     #include <util/folder/dirut.h>
-#else
-    #include <unistd.h>
 #endif
 
 #include <util/random/random.h>
diff --git a/util/system/pipe.cpp b/util/system/pipe.cpp
index a543bd7472..5def63898f 100644
--- a/util/system/pipe.cpp
+++ b/util/system/pipe.cpp
@@ -1,6 +1,5 @@
 #include "pipe.h"
 
-#include <util/stream/output.h>
 #include <util/generic/yexception.h>
 
 ssize_t TPipeHandle::Read(void* buffer, size_t byteCount) const noexcept {
diff --git a/util/system/protect.cpp b/util/system/protect.cpp
index bbb8d410df..af8faf1bb1 100644
--- a/util/system/protect.cpp
+++ b/util/system/protect.cpp
@@ -2,7 +2,6 @@
 
 #include <util/generic/yexception.h>
 #include <util/generic/string.h>
-#include <util/stream/output.h>
 
 #include "yassert.h"
 
diff --git a/util/system/rusage.cpp b/util/system/rusage.cpp
index 2befeca875..8bcaade7e3 100644
--- a/util/system/rusage.cpp
+++ b/util/system/rusage.cpp
@@ -1,5 +1,3 @@
-#include "platform.h"
-
 #if defined(__APPLE__) && defined(__MACH__)
 
     #include <mach/mach.h>
@@ -13,7 +11,6 @@
 
 #else
 
-    #include <sys/time.h>
     #include <sys/resource.h>
 
 #endif
diff --git a/util/system/rwlock.cpp b/util/system/rwlock.cpp
index bb3dcbf188..60b0743acf 100644
--- a/util/system/rwlock.cpp
+++ b/util/system/rwlock.cpp
@@ -1,6 +1,4 @@
 #include "rwlock.h"
-#include "mutex.h"
-#include "condvar.h"
 
 #include <util/generic/yexception.h>
 
@@ -10,6 +8,9 @@
 #endif
 
 #if defined(_win_) || defined(_darwin_)
+    #include "mutex.h"
+    #include "condvar.h"
+
 //darwin rwlocks not recursive
 class TRWMutex::TImpl {
 public:
diff --git a/util/system/sem.cpp b/util/system/sem.cpp
index 4a93b903b5..ace53ddcff 100644
--- a/util/system/sem.cpp
+++ b/util/system/sem.cpp
@@ -6,14 +6,11 @@
     #include <alloca.h>
 #endif
 
-#include <cerrno>
 #include <cstring>
 
 #ifdef _win_
     #include "winint.h"
 #else
-    #include <signal.h>
-    #include <unistd.h>
     #include <semaphore.h>
 
     #if defined(_bionic_) || defined(_darwin_) && defined(_arm_)
@@ -42,9 +39,12 @@ union semun arg;
 
 #include <util/digest/city.h>
 #include <util/string/cast.h>
-#include <util/random/random.h>
 #include <util/random/fast.h>
 
+#if !defined(_unix_) || defined(_darwin_)
+    #include <util/random/random.h>
+#endif
+
 namespace {
     class TSemaphoreImpl {
     private:
diff --git a/util/system/shellcommand_ut.cpp b/util/system/shellcommand_ut.cpp
index 9d849279d2..13a5fad75f 100644
--- a/util/system/shellcommand_ut.cpp
+++ b/util/system/shellcommand_ut.cpp
@@ -9,7 +9,6 @@
 #include <library/cpp/testing/unittest/env.h>
 #include <library/cpp/testing/unittest/registar.h>
 
-#include <util/folder/dirut.h>
 #include <util/random/random.h>
 #include <util/stream/file.h>
 #include <util/stream/str.h>
diff --git a/util/system/spin_wait.cpp b/util/system/spin_wait.cpp
index e27045e74f..caac8d5f1f 100644
--- a/util/system/spin_wait.cpp
+++ b/util/system/spin_wait.cpp
@@ -1,7 +1,6 @@
 #include "spin_wait.h"
 #include "yield.h"
 #include "compat.h"
-#include "thread.h"
 #include "spinlock.h"
 
 #include <util/digest/numeric.h>
diff --git a/util/system/src_location.cpp b/util/system/src_location.cpp
index 13ff1f24b3..d8b1f1ef4a 100644
--- a/util/system/src_location.cpp
+++ b/util/system/src_location.cpp
@@ -2,8 +2,6 @@
 
 #include <util/stream/output.h>
 
-#include <algorithm>
-
 template <>
 void Out<TSourceLocation>(IOutputStream& o, const TSourceLocation& t) {
 #if defined(_win_)
diff --git a/util/system/thread.cpp b/util/system/thread.cpp
index 6236746c2d..aa2a4fc9dd 100644
--- a/util/system/thread.cpp
+++ b/util/system/thread.cpp
@@ -1,4 +1,6 @@
-#include "tls.h"
+#if defined(_win_)
+    #include "tls.h"
+#endif
 #include "thread.h"
 #include "thread.i"
 
@@ -9,6 +11,10 @@
 #include "yassert.h"
 #include <utility>
 
+#if defined(_linux_)
+    #include <sys/prctl.h>
+#endif
+
 #if defined(_glibc_)
     #if !__GLIBC_PREREQ(2, 30)
         #include <sys/syscall.h>
diff --git a/util/system/thread.i b/util/system/thread.i
index 8cba505473..bb90661402 100644
--- a/util/system/thread.i
+++ b/util/system/thread.i
@@ -9,17 +9,12 @@
     typedef HANDLE THREADHANDLE;
 #else
     #include <pthread.h>
-    #include <sched.h>
-    #include <errno.h>
-    #include <string.h>
 
     typedef pthread_t THREADHANDLE;
 #endif
 
 #if defined(_freebsd_)
     #include <pthread_np.h>
-#elif defined(_linux_)
-    #include <sys/prctl.h>
 #endif
 
 #include <util/digest/numeric.h>
diff --git a/util/system/tls.cpp b/util/system/tls.cpp
index c2f1a04a14..8e892a6d32 100644
--- a/util/system/tls.cpp
+++ b/util/system/tls.cpp
@@ -1,8 +1,5 @@
 #include "tls.h"
-#include "mutex.h"
-#include "thread.h"
 
-#include <util/generic/set.h>
 #include <util/generic/hash.h>
 #include <util/generic/intrlist.h>
 #include <util/generic/singleton.h>
diff --git a/util/system/type_name.cpp b/util/system/type_name.cpp
index 0377da4212..52f47a1ddd 100644
--- a/util/system/type_name.cpp
+++ b/util/system/type_name.cpp
@@ -2,7 +2,6 @@
 #include "demangle_impl.h"
 
 #ifdef __GNUC__
-    #include <stdexcept>
     #include <cxxabi.h>
 #endif
 
diff --git a/util/system/user.cpp b/util/system/user.cpp
index 83e89ea0a8..05439f8939 100644
--- a/util/system/user.cpp
+++ b/util/system/user.cpp
@@ -1,6 +1,4 @@
 #include "user.h"
-#include "platform.h"
-#include "defaults.h"
 #include "env.h"
 
 #include <util/generic/yexception.h>
@@ -8,7 +6,7 @@
 #ifdef _win_
     #include "winint.h"
 #else
-    #include <errno.h>
+    #include <cerrno>
     #include <pwd.h>
     #include <unistd.h>
 #endif
diff --git a/util/system/utime.cpp b/util/system/utime.cpp
index c7bfc4bf3d..a52f84a80c 100644
--- a/util/system/utime.cpp
+++ b/util/system/utime.cpp
@@ -4,7 +4,6 @@
     #include <sys/utime.h>
 #else
     #define HDR <../include/utime.h>
-    #include <sys/types.h>
     #include HDR
 #endif
 
diff --git a/util/system/yield.cpp b/util/system/yield.cpp
index b327b37b1a..f9033bb281 100644
--- a/util/system/yield.cpp
+++ b/util/system/yield.cpp
@@ -4,7 +4,6 @@
     #include "winint.h"
     #include <process.h>
 #else
-    #include <pthread.h>
     #include <sched.h>
 #endif