automake commit without merge history

grub-core/kern/emu/misc.c

@@ -0,0 +1,199 @@
+#include <config.h>
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/time.h>
+
+#include <grub/mm.h>
+#include <grub/err.h>
+#include <grub/env.h>
+#include <grub/types.h>
+#include <grub/misc.h>
+#include <grub/i18n.h>
+#include <grub/time.h>
+#include <grub/emu/misc.h>
+
+int verbosity;
+
+void
+grub_util_warn (const char *fmt, ...)
+{
+  va_list ap;
+
+  fprintf (stderr, _("%s: warn:"), program_name);
+  fprintf (stderr, " ");
+  va_start (ap, fmt);
+  vfprintf (stderr, fmt, ap);
+  va_end (ap);
+  fprintf (stderr, ".\n");
+  fflush (stderr);
+}
+
+void
+grub_util_info (const char *fmt, ...)
+{
+  if (verbosity > 0)
+    {
+      va_list ap;
+
+      fprintf (stderr, _("%s: info:"), program_name);
+      fprintf (stderr, " ");
+      va_start (ap, fmt);
+      vfprintf (stderr, fmt, ap);
+      va_end (ap);
+      fprintf (stderr, ".\n");
+      fflush (stderr);
+    }
+}
+
+void
+grub_util_error (const char *fmt, ...)
+{
+  va_list ap;
+
+  fprintf (stderr, _("%s: error:"), program_name);
+  fprintf (stderr, " ");
+  va_start (ap, fmt);
+  vfprintf (stderr, fmt, ap);
+  va_end (ap);
+  fprintf (stderr, ".\n");
+  exit (1);
+}
+
+void *
+grub_malloc (grub_size_t size)
+{
+  return malloc (size);
+}
+
+void *
+grub_zalloc (grub_size_t size)
+{
+  void *ret;
+
+  ret = malloc (size);
+  memset (ret, 0, size);
+  return ret;
+}
+
+void
+grub_free (void *ptr)
+{
+  free (ptr);
+}
+
+void *
+grub_realloc (void *ptr, grub_size_t size)
+{
+  return realloc (ptr, size);
+}
+
+void *
+grub_memalign (grub_size_t align, grub_size_t size)
+{
+  void *p;
+
+#if defined(HAVE_POSIX_MEMALIGN)
+  if (align < sizeof (void *))
+    align = sizeof (void *);
+
+  else if (align % sizeof (void *))
+    grub_fatal ("bad alignment");
+
+  if (posix_memalign (&p, align, size) != 0)
+    p = 0;
+#elif defined(HAVE_MEMALIGN)
+  p = memalign (align, size);
+#else
+  (void) align;
+  (void) size;
+  grub_fatal ("grub_memalign is not supported");
+#endif
+
+  if (! p)
+    grub_fatal ("out of memory");
+
+  return p;
+}
+
+void *
+xmalloc (grub_size_t size)
+{
+  void *p;
+
+  p = grub_malloc (size);
+  if (! p)
+    grub_fatal ("out of memory");
+
+  return p;
+}
+
+void *
+xrealloc (void *ptr, grub_size_t size)
+{
+  ptr = grub_realloc (ptr, size);
+  if (! ptr)
+    grub_fatal ("out of memory");
+
+  return ptr;
+}
+
+char *
+xstrdup (const char *str)
+{
+  size_t len;
+  char *newstr;
+
+  len = grub_strlen (str);
+  newstr = (char *) xmalloc (len + 1);
+  grub_memcpy (newstr, str, len + 1);
+
+  return newstr;
+}
+
+char *
+xasprintf (const char *fmt, ...)
+{ 
+  va_list ap;
+  char *result;
+  
+  va_start (ap, fmt);
+  if (vasprintf (&result, fmt, ap) < 0)
+    { 
+      if (errno == ENOMEM)
+        grub_util_error ("out of memory");
+      return NULL;
+    }
+  
+  return result;
+}
+
+void
+grub_exit (void)
+{
+  exit (1);
+}
+
+grub_uint64_t
+grub_get_time_ms (void)
+{
+  struct timeval tv;
+
+  gettimeofday (&tv, 0);
+
+  return (tv.tv_sec * 1000 + tv.tv_usec / 1000);
+}
+
+grub_uint32_t
+grub_get_rtc (void)
+{
+  struct timeval tv;
+
+  gettimeofday (&tv, 0);
+
+  return (tv.tv_sec * GRUB_TICKS_PER_SECOND
+	  + (((tv.tv_sec % GRUB_TICKS_PER_SECOND) * 1000000 + tv.tv_usec)
+	     * GRUB_TICKS_PER_SECOND / 1000000));
+}