[libc] Move libc_errno.h to libc/src/__support and make LIBC_ERRNO_MODE_SYSTEM to be header-only. (#143187)

This is the first step in preparation for:
https://discourse.llvm.org/t/rfc-make-clang-builtin-math-functions-constexpr-with-llvm-libc-to-support-c-23-constexpr-math-functions/86450

9 files changed, 9 insertions, 9 deletions

diff --git a/libc/src/sys/socket/linux/bind.cpp b/libc/src/sys/socket/linux/bind.cpp
index 72a3307a91dd..83a3d06f5380 100644
--- a/libc/src/sys/socket/linux/bind.cpp
+++ b/libc/src/sys/socket/linux/bind.cpp
@@ -11,8 +11,8 @@
 #include "src/__support/OSUtil/syscall.h" // For internal syscall function.
 #include "src/__support/common.h"
 
+#include "src/__support/libc_errno.h"
 #include "src/__support/macros/config.h"
-#include "src/errno/libc_errno.h"
 
 #include <linux/net.h>   // For SYS_SOCKET socketcall number.
 #include <sys/syscall.h> // For syscall numbers.
diff --git a/libc/src/sys/socket/linux/recv.cpp b/libc/src/sys/socket/linux/recv.cpp
index 5e9f2d3233fc..baf4de1b5eb5 100644
--- a/libc/src/sys/socket/linux/recv.cpp
+++ b/libc/src/sys/socket/linux/recv.cpp
@@ -16,8 +16,8 @@
 #include "hdr/types/struct_sockaddr.h"
 #include "src/__support/OSUtil/syscall.h" // For internal syscall function.
 #include "src/__support/common.h"
+#include "src/__support/libc_errno.h"
 #include "src/__support/macros/sanitizer.h"
-#include "src/errno/libc_errno.h"
 
 namespace LIBC_NAMESPACE_DECL {
 
diff --git a/libc/src/sys/socket/linux/recvfrom.cpp b/libc/src/sys/socket/linux/recvfrom.cpp
index 574e65f64a54..3d8397b478cc 100644
--- a/libc/src/sys/socket/linux/recvfrom.cpp
+++ b/libc/src/sys/socket/linux/recvfrom.cpp
@@ -16,8 +16,8 @@
 #include "hdr/types/struct_sockaddr.h"
 #include "src/__support/OSUtil/syscall.h" // For internal syscall function.
 #include "src/__support/common.h"
+#include "src/__support/libc_errno.h"
 #include "src/__support/macros/sanitizer.h"
-#include "src/errno/libc_errno.h"
 
 namespace LIBC_NAMESPACE_DECL {
 
diff --git a/libc/src/sys/socket/linux/recvmsg.cpp b/libc/src/sys/socket/linux/recvmsg.cpp
index e42b6346f330..bc6d072dbf9a 100644
--- a/libc/src/sys/socket/linux/recvmsg.cpp
+++ b/libc/src/sys/socket/linux/recvmsg.cpp
@@ -15,8 +15,8 @@
 #include "hdr/types/struct_msghdr.h"
 #include "src/__support/OSUtil/syscall.h" // For internal syscall function.
 #include "src/__support/common.h"
+#include "src/__support/libc_errno.h"
 #include "src/__support/macros/sanitizer.h"
-#include "src/errno/libc_errno.h"
 
 namespace LIBC_NAMESPACE_DECL {
 
diff --git a/libc/src/sys/socket/linux/send.cpp b/libc/src/sys/socket/linux/send.cpp
index cb3b4d5a9ece..43b01e7e6e0f 100644
--- a/libc/src/sys/socket/linux/send.cpp
+++ b/libc/src/sys/socket/linux/send.cpp
@@ -16,7 +16,7 @@
 #include "hdr/types/struct_sockaddr.h"
 #include "src/__support/OSUtil/syscall.h" // For internal syscall function.
 #include "src/__support/common.h"
-#include "src/errno/libc_errno.h"
+#include "src/__support/libc_errno.h"
 
 namespace LIBC_NAMESPACE_DECL {
 
diff --git a/libc/src/sys/socket/linux/sendmsg.cpp b/libc/src/sys/socket/linux/sendmsg.cpp
index b4d9c9deda02..b04783ebfe7e 100644
--- a/libc/src/sys/socket/linux/sendmsg.cpp
+++ b/libc/src/sys/socket/linux/sendmsg.cpp
@@ -15,7 +15,7 @@
 #include "hdr/types/struct_msghdr.h"
 #include "src/__support/OSUtil/syscall.h" // For internal syscall function.
 #include "src/__support/common.h"
-#include "src/errno/libc_errno.h"
+#include "src/__support/libc_errno.h"
 
 namespace LIBC_NAMESPACE_DECL {
 
diff --git a/libc/src/sys/socket/linux/sendto.cpp b/libc/src/sys/socket/linux/sendto.cpp
index 2fada192b086..9dda127f872d 100644
--- a/libc/src/sys/socket/linux/sendto.cpp
+++ b/libc/src/sys/socket/linux/sendto.cpp
@@ -16,7 +16,7 @@
 #include "hdr/types/struct_sockaddr.h"
 #include "src/__support/OSUtil/syscall.h" // For internal syscall function.
 #include "src/__support/common.h"
-#include "src/errno/libc_errno.h"
+#include "src/__support/libc_errno.h"
 
 namespace LIBC_NAMESPACE_DECL {
 
diff --git a/libc/src/sys/socket/linux/socket.cpp b/libc/src/sys/socket/linux/socket.cpp
index 3e6df4d487a5..69eb6cfa01ce 100644
--- a/libc/src/sys/socket/linux/socket.cpp
+++ b/libc/src/sys/socket/linux/socket.cpp
@@ -11,8 +11,8 @@
 #include "src/__support/OSUtil/syscall.h" // For internal syscall function.
 #include "src/__support/common.h"
 
+#include "src/__support/libc_errno.h"
 #include "src/__support/macros/config.h"
-#include "src/errno/libc_errno.h"
 
 #include <linux/net.h>   // For SYS_SOCKET socketcall number.
 #include <sys/syscall.h> // For syscall numbers.
diff --git a/libc/src/sys/socket/linux/socketpair.cpp b/libc/src/sys/socket/linux/socketpair.cpp
index 60612ac04d61..7ea8ca46cee5 100644
--- a/libc/src/sys/socket/linux/socketpair.cpp
+++ b/libc/src/sys/socket/linux/socketpair.cpp
@@ -10,9 +10,9 @@
 
 #include "src/__support/OSUtil/syscall.h" // For internal syscall function.
 #include "src/__support/common.h"
+#include "src/__support/libc_errno.h"
 #include "src/__support/macros/config.h"
 #include "src/__support/macros/sanitizer.h"
-#include "src/errno/libc_errno.h"
 #include <linux/net.h>   // For SYS_SOCKET socketcall number.
 #include <sys/syscall.h> // For syscall numbers.