gas: remove use of PTR

[binutils-gdb.git] / gdb / fork-child.c

diff --git a/gdb/fork-child.c b/gdb/fork-child.c
index 284018a5ce179c29aa22ad374527bd8bd492d09c..89003fa617d0a349d37c2d0111349c8eb263714e 100644 (file)
--- a/gdb/fork-child.c
+++ b/gdb/fork-child.c
@@ -1,6 +1,6 @@
 /* Fork a Unix child process, and set up to debug it, for GDB.
 
-   Copyright (C) 1990-2020 Free Software Foundation, Inc.
+   Copyright (C) 1990-2022 Free Software Foundation, Inc.
 
    Contributed by Cygnus Support.
 
@@ -33,14 +33,14 @@
 /* The exec-wrapper, if any, that will be used when starting the
    inferior.  */
 
-static char *exec_wrapper = NULL;
+static std::string exec_wrapper;
 
 /* See gdbsupport/common-inferior.h.  */
 
 const char *
 get_exec_wrapper ()
 {
-  return exec_wrapper;
+  return !exec_wrapper.empty () ? exec_wrapper.c_str () : nullptr;
 }
 
 /* See nat/fork-inferior.h.  */
@@ -98,7 +98,7 @@ postfork_child_hook ()
   static int debug_setpgrp = 657473;
 
   /* Make sure we switch to main_ui here in order to be able to
-     use the fprintf_unfiltered/warning/error functions.  */
+     use the gdb_printf/warning/error functions.  */
   current_ui = main_ui;
 
   /* Create a new session for the inferior process, if necessary.
@@ -139,17 +139,16 @@ gdb_startup_inferior (pid_t pid, int num_traps)
 static void
 unset_exec_wrapper_command (const char *args, int from_tty)
 {
-  xfree (exec_wrapper);
-  exec_wrapper = NULL;
+  exec_wrapper.clear ();
 }
 
 static void
 show_startup_with_shell (struct ui_file *file, int from_tty,
                         struct cmd_list_element *c, const char *value)
 {
-  fprintf_filtered (file,
-                   _("Use of shell to start subprocesses is %s.\n"),
-                   value);
+  gdb_printf (file,
+             _("Use of shell to start subprocesses is %s.\n"),
+             value);
 }
 
 void _initialize_fork_child ();