Makefile.in (HFILES_NO_SRCDIR): Remove "common/gdb_dirent.h".

[deliverable/binutils-gdb.git] / gdb / inferior.h

diff --git a/gdb/inferior.h b/gdb/inferior.h
index 2a5770dd358be6dc37256e3f6da4c902ec95e699..d33a01afaa478cc4ca308bd7792cd1a25381c0b0 100644 (file)
--- a/gdb/inferior.h
+++ b/gdb/inferior.h
@@ -90,7 +90,7 @@ extern void set_inferior_io_terminal (const char *terminal_name);
 extern const char *get_inferior_io_terminal (void);
 
 /* Collected pid, tid, etc. of the debugged inferior.  When there's
-   no inferior, PIDGET (inferior_ptid) will be 0.  */
+   no inferior, ptid_get_pid (inferior_ptid) will be 0.  */
 
 extern ptid_t inferior_ptid;
 
@@ -119,11 +119,6 @@ extern int step_stop_if_no_debug;
    are kept running freely.  */
 extern int non_stop;
 
-/* If set (default), when following a fork, GDB will detach from one
-   the fork branches, child or parent.  Exactly which branch is
-   detached depends on 'set follow-fork-mode' setting.  */
-extern int detach_fork;
-
 /* When set (default), the target should attempt to disable the operating
    system's address space randomization feature when starting an inferior.  */
 extern int disable_randomization;
@@ -229,6 +224,12 @@ extern void follow_inferior_reset_breakpoints (void);
 
 void set_step_info (struct frame_info *frame, struct symtab_and_line sal);
 
+/* Clear the convenience variables associated with the exit of the
+   inferior.  Currently, those variables are $_exitcode and
+   $_exitsignal.  */
+
+extern void clear_exit_convenience_vars (void);
+
 /* From infcmd.c */
 
 extern void post_create_inferior (struct target_ops *, int);
@@ -256,6 +257,25 @@ extern void notice_new_inferior (ptid_t, int, int);
 extern struct value *get_return_value (struct value *function,
                                        struct type *value_type);
 
+/* Whether to start up the debuggee under a shell.
+
+   If startup-with-shell is set, GDB's "run" will attempt to start up
+   the debuggee under a shell.
+
+   This is in order for argument-expansion to occur.  E.g.,
+
+   (gdb) run *
+
+   The "*" gets expanded by the shell into a list of files.
+
+   While this is a nice feature, it may be handy to bypass the shell
+   in some cases.  To disable this feature, do "set startup-with-shell
+   false".
+
+   The catch-exec traps expected during start-up will be one more if
+   the target is started up with a shell.  */
+extern int startup_with_shell;
+
 /* Address at which inferior stopped.  */
 
 extern CORE_ADDR stop_pc;
@@ -345,25 +365,12 @@ struct displaced_step_closure *get_displaced_step_closure_by_addr (CORE_ADDR add
 #define ON_STACK 1
 #define AT_ENTRY_POINT 4
 
-/* If STARTUP_WITH_SHELL is set, GDB's "run"
-   will attempts to start up the debugee under a shell.
-   This is in order for argument-expansion to occur.  E.g.,
-   (gdb) run *
-   The "*" gets expanded by the shell into a list of files.
-   While this is a nice feature, it turns out to interact badly
-   with some of the catch-fork/catch-exec features we have added.
-   In particular, if the shell does any fork/exec's before
-   the exec of the target program, that can confuse GDB.
-   To disable this feature, set STARTUP_WITH_SHELL to 0.
-   To enable this feature, set STARTUP_WITH_SHELL to 1.
-   The catch-exec traps expected during start-up will
-   be 1 if target is not started up with a shell, 2 if it is.
-   - RT
-   If you disable this, you need to decrement
-   START_INFERIOR_TRAPS_EXPECTED in tm.h.  */
-#define STARTUP_WITH_SHELL 1
+/* Number of traps that happen between exec'ing the shell to run an
+   inferior and when we finally get to the inferior code, not counting
+   the exec for the shell.  This is 1 on most implementations.
+   Overridden in nm.h files.  */
 #if !defined(START_INFERIOR_TRAPS_EXPECTED)
-#define START_INFERIOR_TRAPS_EXPECTED  2
+#define START_INFERIOR_TRAPS_EXPECTED  1
 #endif
 
 struct private_inferior;