[PATCH] Style "pwd" output

[Tom Tromey <tom@tromey.com>]

This changes the "pwd" command to style its output.
Tested on x86-64 Fedora 29.

gdb/ChangeLog
2019-06-04  Tom Tromey  <tom@tromey.com>

	* cli/cli-cmds.c (pwd_command): Style output.

gdb/testsuite/ChangeLog
2019-06-04  Tom Tromey  <tom@tromey.com>

	* gdb.base/style.exp: Test "pwd".
---
 gdb/ChangeLog                    |  4 ++++
 gdb/cli/cli-cmds.c               | 14 +++++++++-----
 gdb/testsuite/ChangeLog          |  4 ++++
 gdb/testsuite/gdb.base/style.exp |  2 ++
 4 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/gdb/cli/cli-cmds.c b/gdb/cli/cli-cmds.c
index 09f932c2d21..658b08e49a6 100644
--- a/gdb/cli/cli-cmds.c
+++ b/gdb/cli/cli-cmds.c
@@ -49,6 +49,7 @@
 #include "cli/cli-script.h"
 #include "cli/cli-setshow.h"
 #include "cli/cli-cmds.h"
+#include "cli/cli-style.h"
 #include "cli/cli-utils.h"
 
 #include "extension.h"
@@ -337,11 +338,14 @@ pwd_command (const char *args, int from_tty)
     error (_("Error finding name of working directory: %s"),
            safe_strerror (errno));
 
-  if (strcmp (cwd.get (), current_directory) != 0)
-    printf_unfiltered (_("Working directory %s\n (canonically %s).\n"),
-		       current_directory, cwd.get ());
-  else
-    printf_unfiltered (_("Working directory %s.\n"), current_directory);
+  fputs_filtered (_("Working directory "), gdb_stdout);
+  fputs_styled (current_directory, file_name_style.style (), gdb_stdout);
+  if (strcmp (cwd.get (), current_directory) == 0)
+    {
+      fputs_filtered (_("\n (canonically "), gdb_stdout);
+      fputs_styled (cwd.get (), file_name_style.style (), gdb_stdout);
+    }
+  fputs_filtered (".\n", gdb_stdout);
 }
 
 void
diff --git a/gdb/testsuite/gdb.base/style.exp b/gdb/testsuite/gdb.base/style.exp
index a17f2014865..0b2d52a9dea 100644
--- a/gdb/testsuite/gdb.base/style.exp
+++ b/gdb/testsuite/gdb.base/style.exp
@@ -127,4 +127,6 @@ save_vars { env(TERM) } {
     gdb_test "file $binfile" \
 	"Reading symbols from [style $quoted file]..." \
 	"filename is styled when loading symbol file"
+
+    gdb_test "pwd" "Working directory [style .*? file].*"
 }
-- 
2.17.2