gdb: bool-ify maybe_add_script_{text,file}

Bool-ify the return type of maybe_add_script_text and
maybe_add_script_file, the loaded parameter and related things.

gdb/ChangeLog:

	* auto-load.c (struct loaded_script) <loaded>: Change to bool.
	(maybe_add_script_file): Change return type to bool.
	(maybe_add_script_text): Change return type and
	loaded parameter to bool.
	(source_script_file): Adjust.
	(execute_script_contents): Adjust.

Change-Id: I59ab5862796fa7d154721b56e2ff8612ad5d734b

1 files changed, 20 insertions, 22 deletions

diff --git a/gdb/auto-load.c b/gdb/auto-load.c
index b6cb79af34e..b9acb8f8609 100644
--- a/gdb/auto-load.c
+++ b/gdb/auto-load.c
@@ -563,8 +563,8 @@ struct loaded_script
      inaccessible), or NULL for loaded_script_texts.  */
   const char *full_path;
 
-  /* Non-zero if this script has been loaded.  */
-  int loaded;
+  /* True if this script has been loaded.  */
+  bool loaded;
 
   const struct extension_language_defn *language;
 };
@@ -650,24 +650,24 @@ get_auto_load_pspace_data_for_loading (struct program_space *pspace)
 }
 
 /* Add script file NAME in LANGUAGE to hash table of PSPACE_INFO.
-   LOADED 1 if the script has been (is going to) be loaded, 0 otherwise
-   (such as if it has not been found).
+   LOADED is true if the script has been (is going to) be loaded, false
+   otherwise (such as if it has not been found).
    FULL_PATH is NULL if the script wasn't found.
+
    The result is true if the script was already in the hash table.  */
 
-static int
-maybe_add_script_file (struct auto_load_pspace_info *pspace_info, int loaded,
+static bool
+maybe_add_script_file (struct auto_load_pspace_info *pspace_info, bool loaded,
 		       const char *name, const char *full_path,
 		       const struct extension_language_defn *language)
 {
   struct htab *htab = pspace_info->loaded_script_files.get ();
   struct loaded_script **slot, entry;
-  int in_hash_table;
 
   entry.name = name;
   entry.language = language;
   slot = (struct loaded_script **) htab_find_slot (htab, &entry, INSERT);
-  in_hash_table = *slot != NULL;
+  bool in_hash_table = *slot != NULL;
 
   /* If this script is not in the hash table, add it.  */
 
@@ -699,23 +699,23 @@ maybe_add_script_file (struct auto_load_pspace_info *pspace_info, int loaded,
 }
 
 /* Add script contents NAME in LANGUAGE to hash table of PSPACE_INFO.
-   LOADED 1 if the script has been (is going to) be loaded, 0 otherwise
-   (such as if it has not been found).
+   LOADED is true if the script has been (is going to) be loaded, false
+   otherwise (such as if it has not been found).
+
    The result is true if the script was already in the hash table.  */
 
-static int
+static bool
 maybe_add_script_text (struct auto_load_pspace_info *pspace_info,
-		       int loaded, const char *name,
+		       bool loaded, const char *name,
 		       const struct extension_language_defn *language)
 {
   struct htab *htab = pspace_info->loaded_script_texts.get ();
   struct loaded_script **slot, entry;
-  int in_hash_table;
 
   entry.name = name;
   entry.language = language;
   slot = (struct loaded_script **) htab_find_slot (htab, &entry, INSERT);
-  in_hash_table = *slot != NULL;
+  bool in_hash_table = *slot != NULL;
 
   /* If this script is not in the hash table, add it.  */
 
@@ -891,7 +891,6 @@ source_script_file (struct auto_load_pspace_info *pspace_info,
 		    const char *section_name, unsigned int offset,
 		    const char *file)
 {
-  int in_hash_table;
   objfile_script_sourcer_func *sourcer;
 
   /* Skip this script if support is not compiled in.  */
@@ -941,11 +940,10 @@ source_script_file (struct auto_load_pspace_info *pspace_info,
 					    section_name, offset);
     }
 
-  in_hash_table = maybe_add_script_file (pspace_info, bool (opened), file,
-					 (opened
-					  ? opened->full_path.get ()
-					  : NULL),
-					 language);
+  bool in_hash_table
+    = maybe_add_script_file (pspace_info, bool (opened), file,
+			     (opened ? opened->full_path.get (): NULL),
+			     language);
 
   /* If this file is not currently loaded, load it.  */
   if (opened && !in_hash_table)
@@ -967,7 +965,6 @@ execute_script_contents (struct auto_load_pspace_info *pspace_info,
   objfile_script_executor_func *executor;
   const char *newline, *script_text;
   const char *name;
-  int in_hash_table;
 
   /* The first line of the script is the name of the script.
      It must not contain any kind of space character.  */
@@ -1029,7 +1026,8 @@ of file %ps."),
 			      ext_lang_name (language), name,
 			      section_name, objfile_name (objfile));
 
-  in_hash_table = maybe_add_script_text (pspace_info, is_safe, name, language);
+  bool in_hash_table
+    = maybe_add_script_text (pspace_info, is_safe, name, language);
 
   /* If this file is not currently loaded, load it.  */
   if (is_safe && !in_hash_table)