std: Remove rust_builtin C support library

All these definitions can now be written in Rust, so do so!

2 files changed, 0 insertions, 582 deletions

diff --git a/src/rt/rust_android_dummy.c b/src/rt/rust_android_dummy.c
deleted file mode 100644
index c322dc6706f..00000000000
--- a/src/rt/rust_android_dummy.c
+++ /dev/null
@@ -1,112 +0,0 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifdef __ANDROID__
-
-#include "rust_android_dummy.h"
-#include <math.h>
-#include <errno.h>
-
-int backtrace(void **array, int size) { return 0; }
-
-char **backtrace_symbols(void *const *array, int size) { return 0; }
-
-void backtrace_symbols_fd (void *const *array, int size, int fd) {}
-
-volatile int* __errno_location() {
-    return &errno;
-}
-
-float log2f(float f)
-{
-    return logf( f ) / logf( 2 );
-}
-
-double log2( double n )
-{
-    return log( n ) / log( 2 );
-}
-
-double exp10( double x )
-{
-    return pow( 10, x );
-}
-
-void telldir()
-{
-}
-
-void seekdir()
-{
-}
-
-void mkfifo()
-{
-}
-
-void abs()
-{
-}
-
-void labs()
-{
-}
-
-void rand()
-{
-}
-
-void srand()
-{
-}
-
-void atof()
-{
-}
-
-int glob(const char *pattern,
-                    int flags,
-                    int (*errfunc) (const char *epath, int eerrno),
-                    glob_t *pglob)
-{
-    return 0;
-}
-
-void globfree(glob_t *pglob)
-{
-}
-
-int pthread_atfork(void (*prefork)(void),
-                              void (*postfork_parent)(void),
-                              void (*postfork_child)(void))
-{
-    return 0;
-}
-
-int mlockall(int flags)
-{
-    return 0;
-}
-
-int munlockall(void)
-{
-    return 0;
-}
-
-int shm_open(const char *name, int oflag, mode_t mode)
-{
-    return 0;
-}
-
-int shm_unlink(const char *name)
-{
-    return 0;
-}
-
-int posix_madvise(void *addr, size_t len, int advice)
-{
-    return 0;
-}
-
-#endif
diff --git a/src/rt/rust_builtin.c b/src/rt/rust_builtin.c
deleted file mode 100644
index c2168d785b9..00000000000
--- a/src/rt/rust_builtin.c
+++ /dev/null
@@ -1,470 +0,0 @@
-// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
-
-#if !defined(_WIN32)
-
-#include <stdint.h>
-#include <time.h>
-#include <string.h>
-#include <assert.h>
-#include <stdlib.h>
-
-
-#include <dirent.h>
-#include <pthread.h>
-#include <signal.h>
-#include <sys/stat.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <unistd.h>
-
-#ifdef __APPLE__
-#include <TargetConditionals.h>
-#include <mach/mach_time.h>
-
-#if !(TARGET_OS_IPHONE)
-#include <crt_externs.h>
-#endif
-#endif
-
-char*
-rust_list_dir_val(struct dirent* entry_ptr) {
-    return entry_ptr->d_name;
-}
-
-// Android's struct dirent does have d_type from the very beginning
-// (android-3). _DIRENT_HAVE_D_TYPE is not defined all the way to android-21
-// though...
-#if defined(__ANDROID__)
-# define _DIRENT_HAVE_D_TYPE
-#endif
-
-int
-rust_dir_get_mode(struct dirent* entry_ptr) {
-#if defined(_DIRENT_HAVE_D_TYPE) || defined(__APPLE__)
-    switch (entry_ptr->d_type) {
-        case DT_BLK: return S_IFBLK;
-        case DT_CHR: return S_IFCHR;
-        case DT_FIFO: return S_IFIFO;
-        case DT_LNK: return S_IFLNK;
-        case DT_REG: return S_IFREG;
-        case DT_SOCK: return S_IFSOCK;
-        case DT_DIR: return S_IFDIR;
-    }
-#endif
-    return -1;
-}
-
-ino_t
-rust_dir_get_ino(struct dirent* entry_ptr) {
-    return entry_ptr->d_ino;
-}
-
-DIR*
-rust_opendir(char *dirname) {
-    return opendir(dirname);
-}
-
-int
-rust_readdir_r(DIR *dirp, struct dirent *entry, struct dirent **result) {
-    return readdir_r(dirp, entry, result);
-}
-
-size_t
-rust_dirent_t_size() {
-    return sizeof(struct dirent);
-}
-
-#if defined(__BSD__)
-static int
-get_num_cpus() {
-    /* swiped from http://stackoverflow.com/questions/150355/
-       programmatically-find-the-number-of-cores-on-a-machine */
-
-    unsigned int numCPU;
-    int mib[4];
-    size_t len = sizeof(numCPU);
-
-    /* set the mib for hw.ncpu */
-    mib[0] = CTL_HW;
-    mib[1] = HW_AVAILCPU;  // alternatively, try HW_NCPU;
-
-    /* get the number of CPUs from the system */
-    sysctl(mib, 2, &numCPU, &len, NULL, 0);
-
-    if( numCPU < 1 ) {
-        mib[1] = HW_NCPU;
-        sysctl( mib, 2, &numCPU, &len, NULL, 0 );
-
-        if( numCPU < 1 ) {
-            numCPU = 1;
-        }
-    }
-    return numCPU;
-}
-#elif defined(__GNUC__)
-static int
-get_num_cpus() {
-    return sysconf(_SC_NPROCESSORS_ONLN);
-}
-#endif
-
-uintptr_t
-rust_get_num_cpus() {
-    return get_num_cpus();
-}
-
-#if defined(__DragonFly__)
-#include <errno.h>
-// In DragonFly __error() is an inline function and as such
-// no symbol exists for it.
-int *__dfly_error(void) { return __error(); }
-#endif
-
-#if defined(__Bitrig__)
-#include <stdio.h>
-#include <sys/param.h>
-#include <sys/sysctl.h>
-#include <limits.h>
-
-int rust_get_path(void *p, size_t* sz)
-{
-  int mib[4];
-  char *eq = NULL;
-  char *key = NULL;
-  char *val = NULL;
-  char **menv = NULL;
-  size_t maxlen, len;
-  int nenv = 0;
-  int i;
-
-  if ((p == NULL) && (sz == NULL))
-    return -1;
-
-  /* get the argv array */
-  mib[0] = CTL_KERN;
-  mib[1] = KERN_PROC_ARGS;
-  mib[2] = getpid();
-  mib[3] = KERN_PROC_ENV;
-
-  /* get the number of bytes needed to get the env */
-  maxlen = 0;
-  if (sysctl(mib, 4, NULL, &maxlen, NULL, 0) == -1)
-    return -1;
-
-  /* allocate the buffer */
-  if ((menv = calloc(maxlen, sizeof(char))) == NULL)
-    return -1;
-
-  /* get the env array */
-  if (sysctl(mib, 4, menv, &maxlen, NULL, 0) == -1)
-  {
-    free(menv);
-    return -1;
-  }
-
-  mib[3] = KERN_PROC_NENV;
-  len = sizeof(int);
-  /* get the length of env array */
-  if (sysctl(mib, 4, &nenv, &len, NULL, 0) == -1)
-  {
-    free(menv);
-    return -1;
-  }
-
-  /* find _ key and resolve the value */
-  for (i = 0; i < nenv; i++)
-  {
-    if ((eq = strstr(menv[i], "=")) == NULL)
-      continue;
-
-    key = menv[i];
-    val = eq + 1;
-    *eq = '\0';
-
-    if (strncmp(key, "PATH", maxlen) != 0)
-      continue;
-
-    if (p == NULL)
-    {
-      /* return the length of the value + NUL */
-      *sz = strnlen(val, maxlen) + 1;
-      free(menv);
-      return 0;
-    }
-    else
-    {
-      /* copy *sz bytes to the output buffer */
-      memcpy(p, val, *sz);
-      free(menv);
-      return 0;
-    }
-  }
-
-  free(menv);
-  return -1;
-}
-
-int rust_get_path_array(void * p, size_t * sz)
-{
-  char *path, *str;
-  char **buf;
-  int i, num;
-  size_t len;
-
-  if ((p == NULL) && (sz == NULL))
-    return -1;
-
-  /* get the length of the PATH value */
-  if (rust_get_path(NULL, &len) == -1)
-    return -1;
-
-  if (len == 0)
-    return -1;
-
-  /* allocate the buffer */
-  if ((path = calloc(len, sizeof(char))) == NULL)
-    return -1;
-
-  /* get the PATH value */
-  if (rust_get_path(path, &len) == -1)
-  {
-    free(path);
-    return -1;
-  }
-
-  /* count the number of parts in the PATH */
-  num = 1;
-  for(str = path; *str != '\0'; str++)
-  {
-    if (*str == ':')
-      num++;
-  }
-
-  /* calculate the size of the buffer for the 2D array */
-  len = (num * sizeof(char*) + 1) + strlen(path) + 1;
-
-  if (p == NULL)
-  {
-    free(path);
-    *sz = len;
-    return 0;
-  }
-
-  /* make sure we have enough buffer space */
-  if (*sz < len)
-  {
-    free(path);
-    return -1;
-  }
-
-  /* zero out the buffer */
-  buf = (char**)p;
-  memset(buf, 0, *sz);
-
-  /* copy the data into the right place */
-  str = p + ((num+1) * sizeof(char*));
-  memcpy(str, path, strlen(path));
-
-  /* parse the path into it's parts */
-  for (i = 0; i < num && (buf[i] = strsep(&str, ":")) != NULL; i++) {;}
-  buf[num] = NULL;
-
-  free(path);
-  return 0;
-}
-
-int rust_get_argv_zero(void* p, size_t* sz)
-{
-  int mib[4];
-  char **argv = NULL;
-  size_t len;
-
-  if ((p == NULL) && (sz == NULL))
-    return -1;
-
-  /* get the argv array */
-  mib[0] = CTL_KERN;
-  mib[1] = KERN_PROC_ARGS;
-  mib[2] = getpid();
-  mib[3] = KERN_PROC_ARGV;
-
-  /* request KERN_PROC_ARGV size */
-  len = 0;
-  if (sysctl(mib, 4, NULL, &len, NULL, 0) == -1)
-    return -1;
-
-  /* allocate buffer to receive the values */
-  if ((argv = malloc(len)) == NULL)
-    return -1;
-
-  /* get the argv array */
-  if (sysctl(mib, 4, argv, &len, NULL, 0) == -1)
-  {
-    free(argv);
-    return -1;
-  }
-
-  /* get length of argv[0] */
-  len = strnlen(argv[0], len) + 1;
-
-  if (p == NULL)
-  {
-    *sz = len;
-    free(argv);
-    return 0;
-  }
-
-  if (*sz < len)
-  {
-    free(argv);
-    return -1;
-  }
-
-  memcpy(p, argv[0], len);
-  free(argv);
-  return 0;
-}
-
-const char * rust_current_exe()
-{
-  static char *self = NULL;
-  char *argv0;
-  char **paths;
-  size_t sz;
-  int i;
-  /* If `PATH_MAX` is defined on the platform, `realpath` will truncate the
-   * resolved path up to `PATH_MAX`. While this can make the resolution fail if
-   * the executable is placed in a deep path, the usage of a buffer whose
-   * length depends on `PATH_MAX` is still memory safe. */
-  char buf[2*PATH_MAX], exe[PATH_MAX];
-
-  if (self != NULL)
-    return self;
-
-  if (rust_get_argv_zero(NULL, &sz) == -1)
-    return NULL;
-  if ((argv0 = calloc(sz, sizeof(char))) == NULL)
-    return NULL;
-  if (rust_get_argv_zero(argv0, &sz) == -1)
-  {
-    free(argv0);
-    return NULL;
-  }
-
-  /* if argv0 is a relative or absolute path, resolve it with realpath */
-  if ((*argv0 == '.') || (*argv0 == '/') || (strstr(argv0, "/") != NULL))
-  {
-    self = realpath(argv0, NULL);
-    free(argv0);
-    return self;
-  }
-
-  /* get the path array */
-  if (rust_get_path_array(NULL, &sz) == -1)
-  {
-    free(argv0);
-    return NULL;
-  }
-  if ((paths = calloc(sz, sizeof(char))) == NULL)
-  {
-    free(argv0);
-    return NULL;
-  }
-  if (rust_get_path_array(paths, &sz) == -1)
-  {
-    free(argv0);
-    free(paths);
-    return NULL;
-  }
-
-  for(i = 0; paths[i] != NULL; i++)
-  {
-    snprintf(buf, 2*PATH_MAX, "%s/%s", paths[i], argv0);
-    if (realpath(buf, exe) == NULL)
-      continue;
-
-    if (access(exe, F_OK | X_OK) == -1)
-      continue;
-
-    self = strdup(exe);
-    free(argv0);
-    free(paths);
-    return self;
-  }
-
-  free(argv0);
-  free(paths);
-  return NULL;
-}
-
-#elif defined(__OpenBSD__)
-
-#include <sys/param.h>
-#include <sys/sysctl.h>
-#include <limits.h>
-
-const char * rust_current_exe() {
-    static char *self = NULL;
-
-    if (self == NULL) {
-        int mib[4];
-        char **argv = NULL;
-        size_t argv_len;
-
-        /* initialize mib */
-        mib[0] = CTL_KERN;
-        mib[1] = KERN_PROC_ARGS;
-        mib[2] = getpid();
-        mib[3] = KERN_PROC_ARGV;
-
-        /* request KERN_PROC_ARGV size */
-        argv_len = 0;
-        if (sysctl(mib, 4, NULL, &argv_len, NULL, 0) == -1)
-            return (NULL);
-
-        /* allocate size */
-        if ((argv = malloc(argv_len)) == NULL)
-            return (NULL);
-
-        /* request KERN_PROC_ARGV */
-        if (sysctl(mib, 4, argv, &argv_len, NULL, 0) == -1) {
-            free(argv);
-            return (NULL);
-        }
-
-        /* get realpath if possible */
-        if ((argv[0] != NULL) && ((*argv[0] == '.') || (*argv[0] == '/')
-                                || (strstr(argv[0], "/") != NULL)))
-
-            self = realpath(argv[0], NULL);
-        else
-            self = NULL;
-
-        /* cleanup */
-        free(argv);
-    }
-
-    return (self);
-}
-
-#endif
-
-#endif // !defined(_WIN32)
-
-//
-// Local Variables:
-// mode: C++
-// fill-column: 78;
-// indent-tabs-mode: nil
-// c-basic-offset: 4
-// buffer-file-coding-system: utf-8-unix
-// End:
-//