From 8039a20611be5a73aada9a9ac39ca23514dcb2fa Mon Sep 17 00:00:00 2001
From: Andreas Kling <awesomekling@gmail.com>
Date: Mon, 5 Nov 2018 14:50:41 +0100
Subject: [PATCH] Tiny LibC things.

---
 LibC/limits.h    | 0
 LibC/setjmp.h    | 0
 LibC/string.cpp  | 2 +-
 LibC/string.h    | 2 +-
 LibC/sys/cdefs.h | 3 +++
 LibC/sys/file.h  | 0
 LibC/sys/param.h | 0
 LibC/sys/time.h  | 0
 LibC/sys/wait.h  | 0
 LibC/termios.h   | 0
 LibC/unistd.h    | 1 +
 11 files changed, 6 insertions(+), 2 deletions(-)
 create mode 100644 LibC/limits.h
 create mode 100644 LibC/setjmp.h
 create mode 100644 LibC/sys/file.h
 create mode 100644 LibC/sys/param.h
 create mode 100644 LibC/sys/time.h
 create mode 100644 LibC/sys/wait.h
 create mode 100644 LibC/termios.h

diff --git a/LibC/limits.h b/LibC/limits.h
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/LibC/setjmp.h b/LibC/setjmp.h
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/LibC/string.cpp b/LibC/string.cpp
index 0efe36a9eba..ebd632c70ba 100644
--- a/LibC/string.cpp
+++ b/LibC/string.cpp
@@ -132,7 +132,7 @@ char* strncat(char *dest, const char *src, size_t n)
     return dest;
 }
 
-const char* strerror(int errnum)
+char* strerror(int errnum)
 {
     switch (errnum) {
     case 0: return "No error";
diff --git a/LibC/string.h b/LibC/string.h
index b16b5a733ba..3da50ca1f6c 100644
--- a/LibC/string.h
+++ b/LibC/string.h
@@ -18,7 +18,7 @@ char* strcat(char *dest, const char *src);
 char* strncat(char *dest, const char *src, size_t);
 size_t strspn(const char*, const char* accept);
 size_t strcspn(const char*, const char* reject);
-const char* strerror(int errnum);
+char* strerror(int errnum);
 
 __END_DECLS
 
diff --git a/LibC/sys/cdefs.h b/LibC/sys/cdefs.h
index 4bfbabedf19..22c1525bf3e 100644
--- a/LibC/sys/cdefs.h
+++ b/LibC/sys/cdefs.h
@@ -10,3 +10,6 @@
 #define __BEGIN_DECLS
 #define __END_DECLS
 #endif
+
+#undef __P
+#define __P(a) a
diff --git a/LibC/sys/file.h b/LibC/sys/file.h
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/LibC/sys/param.h b/LibC/sys/param.h
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/LibC/sys/time.h b/LibC/sys/time.h
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/LibC/sys/wait.h b/LibC/sys/wait.h
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/LibC/termios.h b/LibC/termios.h
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/LibC/unistd.h b/LibC/unistd.h
index abcf410abaa..de1fd851803 100644
--- a/LibC/unistd.h
+++ b/LibC/unistd.h
@@ -45,6 +45,7 @@ off_t lseek(int fd, off_t, int whence);
 #define SIGKILL 9
 #define SIGSEGV 11
 #define SIGTERM 15
+#define SIGCHLD 17
 
 #define HOST_NAME_MAX 64