build-support/grovel.c

   1 #include <stdio.h>
   2 #include <sys/event.h>
   3
   4 #if defined(__FreeBSD__)
   5         #define BSD
   6         #define FREEBSD
   7         #define UNIX
   8 #endif
   9
  10 #if defined(__NetBSD__)
  11         #define BSD
  12         #define NETBSD
  13         #define UNIX
  14 #endif
  15
  16 #if defined(__OpenBSD__)
  17         #define BSD
  18         #define OPENBSD
  19         #define UNIX
  20 #endif
  21
  22 #if defined(__APPLE__)
  23         #define BSD
  24         #define MACOSX
  25         #define UNIX
  26 #endif
  27
  28 #if defined(linux)
  29         #define LINUX
  30         #define UNIX
  31 #endif
  32
  33 #if defined(__amd64__) || defined(__x86_64__)
  34         #define BIT64
  35 #else
  36         #define BIT32
  37 #endif
  38
  39 #if defined(UNIX)
  40         #include <sys/types.h>
  41         #include <sys/stat.h>
  42         #include <sys/socket.h>
  43         #include <sys/errno.h>
  44     #include <sys/mman.h>
  45     #include <sys/syslimits.h>
  46         #include <fcntl.h>
  47         #include <unistd.h>
  48 #endif
  49
  50 #define BL printf(" ");
  51 #define QUOT printf("\"");
  52 #define NL printf("\n");
  53 #define LB printf("{"); BL
  54 #define RB BL printf("}");
  55 #define SEMI printf(";");
  56 #define grovel(t) printf("TYPEDEF: "); printf("%d", sizeof(t)); BL printf(#t); NL
  57 #define grovel2impl(t,n) BL BL BL BL LB QUOT printf(#t); QUOT BL QUOT printf((n)); QUOT RB
  58 #define grovel2(t,n) grovel2impl(t,n) NL
  59 #define grovel2end(t,n) grovel2impl(t,n) BL SEMI NL
  60 #define header(os) printf("vvv %s vvv", (os)); NL
  61 #define footer(os) printf("^^^ %s ^^^", (os)); NL
  62 #define header2(os,struct) printf("vvv %s %s vvv", (os), (struct)); NL
  63 #define footer2(os,struct) printf("^^^ %s %s ^^^", (os), (struct)); NL
  64 #define struct(n) printf("C-STRUCT: %s\n", (n));
  65 #define constant(n) printf("#define "); printf(#n); printf(" %d (HEX: %04x)", (n), (n)); NL
  66
  67 void openbsd_types()
  68 {
  69         header2("openbsd", "types");
  70         grovel(dev_t);
  71         grovel(gid_t);
  72         grovel(ino_t);
  73         grovel(int32_t);
  74         grovel(int64_t);
  75         grovel(mode_t);
  76         grovel(nlink_t);
  77         grovel(off_t);
  78         grovel(struct timespec);
  79         grovel(uid_t);
  80         footer2("openbsd", "types");
  81 }
  82
  83 void openbsd_stat()
  84 {
  85         header2("openbsd", "stat");
  86         struct("stat");
  87         grovel2(dev_t, "st_dev");
  88         grovel2(ino_t, "st_ino");
  89         grovel2(mode_t, "st_mode");
  90         grovel2(nlink_t, "st_nlink");
  91         grovel2(uid_t, "st_uid");
  92         grovel2(gid_t, "st_gid");
  93         grovel2(dev_t, "st_rdev");
  94         grovel2(int32_t, "st_lspare0");
  95         grovel2(struct timespec, "st_atim");
  96         grovel2(struct timespec, "st_mtim");
  97         grovel2(struct timespec, "st_ctim");
  98         grovel2(off_t, "st_size");
  99         grovel2(int64_t, "st_blocks");
 100         grovel2(u_int32_t, "st_blksize");
 101         grovel2(u_int32_t, "st_flags");
 102         grovel2(u_int32_t, "st_gen");
 103         grovel2(int32_t, "st_lspare1");
 104         grovel2(struct timespec, "st_birthtimespec");
 105         grovel2(int64_t, "st_qspare1");
 106         grovel2end(int64_t, "st_qspare2");
 107         footer2("openbsd", "stat");
 108 }
 109
 110 void unix_types()
 111 {
 112         grovel(dev_t);
 113         grovel(gid_t);
 114         grovel(ino_t);
 115         grovel(int32_t);
 116         grovel(int64_t);
 117         grovel(mode_t);
 118         grovel(nlink_t);
 119         grovel(off_t);
 120         grovel(struct timespec);
 121         grovel(struct stat);
 122         grovel(time_t);
 123         grovel(uid_t);
 124 }
 125
 126 void unix_constants()
 127 {
 128         constant(O_RDONLY);
 129         constant(O_WRONLY);
 130         constant(O_RDWR);
 131         constant(O_APPEND);
 132         constant(O_CREAT);
 133         constant(O_TRUNC);
 134         constant(O_EXCL);
 135         constant(FD_SETSIZE);
 136         constant(SOL_SOCKET);
 137         constant(SO_REUSEADDR);
 138         constant(SO_OOBINLINE);
 139         constant(SO_SNDTIMEO);
 140         constant(SO_RCVTIMEO);
 141         constant(F_SETFL);
 142         constant(O_NONBLOCK);
 143         constant(EINTR);
 144         constant(EAGAIN);
 145         constant(EINPROGRESS);
 146         constant(PROT_READ);
 147         constant(PROT_WRITE);
 148         constant(MAP_FILE);
 149         constant(MAP_SHARED);
 150         constant(PATH_MAX);
 151         grovel(pid_t);
 152
 153 }
 154
 155 int main() {
 156 #ifdef FREEBSD
 157         grovel(blkcnt_t);
 158         grovel(blksize_t);
 159         grovel(fflags_t);
 160 #endif
 161
 162 #ifdef OPENBSD
 163         openbsd_stat();
 164         openbsd_types();
 165 #endif
 166         grovel(blkcnt_t);
 167         grovel(blksize_t);
 168         //grovel(fflags_t);
 169         grovel(ssize_t);
 170
 171         grovel(size_t);
 172         grovel(struct kevent);
 173 #ifdef UNIX
 174         unix_types();
 175         unix_constants();
 176 #endif
 177
 178         return 0;
 179 }