[pushed] Change server_command to bool

[Tom Tromey]

I noticed that "server_command" is an int, but really it should be a
bool.

gdb/ChangeLog
2020-05-09  Tom Tromey  <tom@tromey.com>

	* top.c (server_command): Now bool.
	* top.h (server_command): Now bool.
---
 gdb/ChangeLog | 5 +++++
 gdb/top.c     | 2 +-
 gdb/top.h     | 2 +-
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/gdb/top.c b/gdb/top.c
index 9fb9d5cb5c7..3589d6b6ce7 100644
--- a/gdb/top.c
+++ b/gdb/top.c
@@ -174,7 +174,7 @@ static const char *previous_repeat_arguments;
    whatever) can issue its own commands and also send along commands
    from the user, and have the user not notice that the user interface
    is issuing commands too.  */
-int server_command;
+bool server_command;
 
 /* Timeout limit for response from target.  */
 
diff --git a/gdb/top.h b/gdb/top.h
index 0cbb244c551..e98772a51e6 100644
--- a/gdb/top.h
+++ b/gdb/top.h
@@ -281,7 +281,7 @@ extern void gdb_init (char *);
 extern int source_line_number;
 extern std::string source_file_name;
 extern bool history_expansion_p;
-extern int server_command;
+extern bool server_command;
 extern char *lim_at_start;
 
 extern void gdb_add_history (const char *);
-- 
2.17.2