gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / sim / common / sim-io.c

diff --git a/sim/common/sim-io.c b/sim/common/sim-io.c
index c02856e40995872bb7942e70523bad01a5875dc0..989f9cfb35a757528135a135d5d1a269a99a01eb 100644 (file)
--- a/sim/common/sim-io.c
+++ b/sim/common/sim-io.c
@@ -1,6 +1,6 @@
 /* The common simulator framework for GDB, the GNU Debugger.
 
-   Copyright 2002, 2007 Free Software Foundation, Inc.
+   Copyright 2002-2020 Free Software Foundation, Inc.
 
    Contributed by Andrew Cagney and Red Hat.
 
@@ -33,6 +33,8 @@
 #include <unistd.h>
 #endif
 
+#include <stdlib.h>
+
 /* Define the rate at which the simulator should poll the host
    for a quit. */
 #ifndef POLL_QUIT_INTERVAL
@@ -45,55 +47,55 @@ static int poll_quit_count = POLL_QUIT_INTERVAL;
 
 
 int
-sim_io_init(SIM_DESC sd)
+sim_io_init (SIM_DESC sd)
 {
   return STATE_CALLBACK (sd)->init (STATE_CALLBACK (sd));
 }
 
 
 int
-sim_io_shutdown(SIM_DESC sd)
+sim_io_shutdown (SIM_DESC sd)
 {
   return STATE_CALLBACK (sd)->shutdown (STATE_CALLBACK (sd));
 }
 
 
 int
-sim_io_unlink(SIM_DESC sd,
-             const char *f1)
+sim_io_unlink (SIM_DESC sd,
+              const char *f1)
 {
   return STATE_CALLBACK (sd)->unlink (STATE_CALLBACK (sd), f1);
 }
 
 
 long
-sim_io_time(SIM_DESC sd,
-           long *t)
+sim_io_time (SIM_DESC sd,
+            long *t)
 {
   return STATE_CALLBACK (sd)->time (STATE_CALLBACK (sd), t);
 }
 
 
 int
-sim_io_system(SIM_DESC sd, const char *s)
+sim_io_system (SIM_DESC sd, const char *s)
 {
   return STATE_CALLBACK (sd)->system (STATE_CALLBACK (sd), s);
 }
 
 
 int
-sim_io_rename(SIM_DESC sd,
-             const char *f1,
-             const char *f2)
+sim_io_rename (SIM_DESC sd,
+              const char *f1,
+              const char *f2)
 {
   return STATE_CALLBACK (sd)->rename (STATE_CALLBACK (sd), f1, f2);
 }
 
 
 int
-sim_io_write_stdout(SIM_DESC sd,
-                   const char *buf,
-                   int len)
+sim_io_write_stdout (SIM_DESC sd,
+                    const char *buf,
+                    int len)
 {
   switch (CURRENT_STDIO) {
   case DO_USE_STDIO:
@@ -111,7 +113,7 @@ sim_io_write_stdout(SIM_DESC sd,
 
 
 void
-sim_io_flush_stdout(SIM_DESC sd)
+sim_io_flush_stdout (SIM_DESC sd)
 {
   switch (CURRENT_STDIO) {
   case DO_USE_STDIO:
@@ -127,9 +129,9 @@ sim_io_flush_stdout(SIM_DESC sd)
 
 
 int
-sim_io_write_stderr(SIM_DESC sd,
-                   const char *buf,
-                   int len)
+sim_io_write_stderr (SIM_DESC sd,
+                    const char *buf,
+                    int len)
 {
   switch (CURRENT_STDIO) {
   case DO_USE_STDIO:
@@ -147,7 +149,7 @@ sim_io_write_stderr(SIM_DESC sd,
 
 
 void
-sim_io_flush_stderr(SIM_DESC sd)
+sim_io_flush_stderr (SIM_DESC sd)
 {
   switch (CURRENT_STDIO) {
   case DO_USE_STDIO:
@@ -163,19 +165,19 @@ sim_io_flush_stderr(SIM_DESC sd)
 
 
 int
-sim_io_write(SIM_DESC sd,
-            int fd,
-            const char *buf,
-            int len)
+sim_io_write (SIM_DESC sd,
+             int fd,
+             const char *buf,
+             int len)
 {
   return STATE_CALLBACK (sd)->write (STATE_CALLBACK (sd), fd, buf, len);
 }
 
 
 int
-sim_io_read_stdin(SIM_DESC sd,
-                 char *buf,
-                 int len)
+sim_io_read_stdin (SIM_DESC sd,
+                  char *buf,
+                  int len)
 {
   switch (CURRENT_STDIO) {
   case DO_USE_STDIO:
@@ -193,123 +195,123 @@ sim_io_read_stdin(SIM_DESC sd,
 
 
 int
-sim_io_read(SIM_DESC sd, int fd,
-           char *buf,
-           int len)
+sim_io_read (SIM_DESC sd, int fd,
+            char *buf,
+            int len)
 {
   return STATE_CALLBACK (sd)->read (STATE_CALLBACK (sd), fd, buf, len);
 }
 
 
 int
-sim_io_open(SIM_DESC sd,
-           const char *name,
-           int flags)
+sim_io_open (SIM_DESC sd,
+            const char *name,
+            int flags)
 {
   return STATE_CALLBACK (sd)->open (STATE_CALLBACK (sd), name, flags);
 }
 
 
 int
-sim_io_lseek(SIM_DESC sd,
-            int fd,
-            long off,
-            int way)
+sim_io_lseek (SIM_DESC sd,
+             int fd,
+             long off,
+             int way)
 {
   return STATE_CALLBACK (sd)->lseek (STATE_CALLBACK (sd), fd, off, way);
 }
 
 
 int
-sim_io_isatty(SIM_DESC sd,
-             int fd)
+sim_io_isatty (SIM_DESC sd,
+              int fd)
 {
   return STATE_CALLBACK (sd)->isatty (STATE_CALLBACK (sd), fd);
 }
 
 
 int
-sim_io_get_errno(SIM_DESC sd)
+sim_io_get_errno (SIM_DESC sd)
 {
   return STATE_CALLBACK (sd)->get_errno (STATE_CALLBACK (sd));
 }
 
 
 int
-sim_io_close(SIM_DESC sd,
-            int fd)
+sim_io_close (SIM_DESC sd,
+             int fd)
 {
   return STATE_CALLBACK (sd)->close (STATE_CALLBACK (sd), fd);
 }
 
 
 void
-sim_io_printf(SIM_DESC sd,
-             const char *fmt,
-             ...)
+sim_io_printf (SIM_DESC sd,
+              const char *fmt,
+              ...)
 {
   va_list ap;
-  va_start(ap, fmt);
+  va_start (ap, fmt);
   STATE_CALLBACK (sd)->vprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
-  va_end(ap);
+  va_end (ap);
 }
 
 
 void
-sim_io_vprintf(SIM_DESC sd,
-              const char *fmt,
-              va_list ap)
+sim_io_vprintf (SIM_DESC sd,
+               const char *fmt,
+               va_list ap)
 {
   STATE_CALLBACK (sd)->vprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
 }
 
 
 void
-sim_io_eprintf(SIM_DESC sd,
-             const char *fmt,
-             ...)
+sim_io_eprintf (SIM_DESC sd,
+              const char *fmt,
+              ...)
 {
   va_list ap;
-  va_start(ap, fmt);
+  va_start (ap, fmt);
   STATE_CALLBACK (sd)->evprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
-  va_end(ap);
+  va_end (ap);
 }
 
 
 void
-sim_io_evprintf(SIM_DESC sd,
-               const char *fmt,
-               va_list ap)
+sim_io_evprintf (SIM_DESC sd,
+                const char *fmt,
+                va_list ap)
 {
   STATE_CALLBACK (sd)->evprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
 }
 
 
 void
-sim_io_error(SIM_DESC sd,
-            const char *fmt,
-            ...)
+sim_io_error (SIM_DESC sd,
+             const char *fmt,
+             ...)
 {
   if (sd == NULL || STATE_CALLBACK (sd) == NULL) {
     va_list ap;
-    va_start(ap, fmt);
+    va_start (ap, fmt);
     vfprintf (stderr, fmt, ap);
-    va_end(ap);
+    va_end (ap);
     fprintf (stderr, "\n");
     abort ();
   }
   else {
     va_list ap;
-    va_start(ap, fmt);
+    va_start (ap, fmt);
     STATE_CALLBACK (sd)->evprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
-    va_end(ap);
+    va_end (ap);
     STATE_CALLBACK (sd)->error (STATE_CALLBACK (sd), "");
   }
 }
 
 
 void
-sim_io_poll_quit(SIM_DESC sd)
+sim_io_poll_quit (SIM_DESC sd)
 {
   if (STATE_CALLBACK (sd)->poll_quit != NULL && poll_quit_count-- < 0)
     {
@@ -387,3 +389,15 @@ sim_io_poll_read (SIM_DESC sd,
   return sim_io_read (sd, sim_io_fd, buf, sizeof_buf);
 #endif
 }
+
+int
+sim_io_stat (SIM_DESC sd, const char *path, struct stat *buf)
+{
+  return STATE_CALLBACK (sd)->to_stat (STATE_CALLBACK (sd), path, buf);
+}
+
+int
+sim_io_fstat (SIM_DESC sd, int fd, struct stat *buf)
+{
+  return STATE_CALLBACK (sd)->to_fstat (STATE_CALLBACK (sd), fd, buf);
+}