Add clang-format file

Also run it across the whole tree to get everything using the One True Style.
We don't yet run this in an automated fashion as it's a little slow, but
there is a snippet to do so in makeall.sh.

LibC/sys/cdefs.h

@@ -5,11 +5,11 @@
 #define ALWAYS_INLINE inline __attribute__((always_inline))
 
 #ifdef __cplusplus
-#define __BEGIN_DECLS extern "C" {
-#define __END_DECLS }
+#    define __BEGIN_DECLS extern "C" {
+#    define __END_DECLS }
 #else
-#define __BEGIN_DECLS
-#define __END_DECLS
+#    define __BEGIN_DECLS
+#    define __END_DECLS
 #endif
 
 #undef __P
@@ -20,4 +20,3 @@
 #ifdef __cplusplus
 //extern "C" int main(int, char**);
 #endif
-

LibC/sys/ioctl_numbers.h

@@ -1,6 +1,7 @@
 #pragma once
 
-enum IOCtlNumber {
+enum IOCtlNumber
+{
     TIOCGPGRP,
     TIOCSPGRP,
     TCGETS,
@@ -12,4 +13,3 @@ enum IOCtlNumber {
     TIOCNOTTY,
     TIOCSWINSZ,
 };
-

LibC/sys/resource.h

@@ -27,6 +27,6 @@ struct rusage {
 #define RUSAGE_SELF 1
 #define RUSAGE_CHILDREN 2
 
-int getrusage(int who, struct rusage *usage);
+int getrusage(int who, struct rusage* usage);
 
 __END_DECLS

LibC/sys/select.h

@@ -1,13 +1,12 @@
 #pragma once
 
+#include <fd_set.h>
+#include <string.h>
 #include <sys/cdefs.h>
 #include <sys/types.h>
-#include <string.h>
-#include <fd_set.h>
 
 __BEGIN_DECLS
 
 int select(int nfds, fd_set* readfds, fd_set* writefds, fd_set* exceptfds, struct timeval* timeout);
 
 __END_DECLS
-

LibC/sys/socket.h

@@ -1,8 +1,8 @@
 #pragma once
 
+#include <stdint.h>
 #include <sys/cdefs.h>
 #include <sys/types.h>
-#include <stdint.h>
 #include <sys/un.h>
 
 __BEGIN_DECLS
@@ -68,4 +68,3 @@ int getsockname(int sockfd, struct sockaddr*, socklen_t*);
 int getpeername(int sockfd, struct sockaddr*, socklen_t*);
 
 __END_DECLS
-

LibC/sys/stat.h

@@ -1,18 +1,18 @@
 #pragma once
 
+#include <fcntl.h>
 #include <sys/cdefs.h>
 #include <sys/types.h>
-#include <fcntl.h>
 
 __BEGIN_DECLS
 
-#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
-#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
-#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
-#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
-#define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
-#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
-#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
+#define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
+#define S_ISCHR(m) (((m)&S_IFMT) == S_IFCHR)
+#define S_ISBLK(m) (((m)&S_IFMT) == S_IFBLK)
+#define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
+#define S_ISFIFO(m) (((m)&S_IFMT) == S_IFIFO)
+#define S_ISLNK(m) (((m)&S_IFMT) == S_IFLNK)
+#define S_ISSOCK(m) (((m)&S_IFMT) == S_IFSOCK)
 
 mode_t umask(mode_t);
 int chmod(const char* pathname, mode_t);

LibC/sys/time.h

@@ -15,6 +15,6 @@ struct timezone {
     int tz_dsttime;
 };
 
-int gettimeofday(struct timeval* __restrict__, void* __restrict__)  __attribute__((nonnull(1)));
+int gettimeofday(struct timeval* __restrict__, void* __restrict__) __attribute__((nonnull(1)));
 
 __END_DECLS

LibC/sys/types.h

@@ -38,19 +38,19 @@ typedef uint32_t clock_t;
 typedef __socklen_t socklen_t;
 
 struct stat {
-    dev_t     st_dev;     /* ID of device containing file */
-    ino_t     st_ino;     /* inode number */
-    mode_t    st_mode;    /* protection */
-    nlink_t   st_nlink;   /* number of hard links */
-    uid_t     st_uid;     /* user ID of owner */
-    gid_t     st_gid;     /* group ID of owner */
-    dev_t     st_rdev;    /* device ID (if special file) */
-    off_t     st_size;    /* total size, in bytes */
+    dev_t st_dev;         /* ID of device containing file */
+    ino_t st_ino;         /* inode number */
+    mode_t st_mode;       /* protection */
+    nlink_t st_nlink;     /* number of hard links */
+    uid_t st_uid;         /* user ID of owner */
+    gid_t st_gid;         /* group ID of owner */
+    dev_t st_rdev;        /* device ID (if special file) */
+    off_t st_size;        /* total size, in bytes */
     blksize_t st_blksize; /* blocksize for file system I/O */
-    blkcnt_t  st_blocks;  /* number of 512B blocks allocated */
-    time_t    st_atime;   /* time of last access */
-    time_t    st_mtime;   /* time of last modification */
-    time_t    st_ctime;   /* time of last status change */
+    blkcnt_t st_blocks;   /* number of 512B blocks allocated */
+    time_t st_atime;      /* time of last access */
+    time_t st_mtime;      /* time of last modification */
+    time_t st_ctime;      /* time of last status change */
 };
 
 struct utimbuf {
@@ -59,4 +59,3 @@ struct utimbuf {
 };
 
 __END_DECLS
-

LibC/sys/utsname.h

@@ -17,4 +17,3 @@ struct utsname {
 int uname(struct utsname*);
 
 __END_DECLS
-