Use stdbool more widely

We already use the C99 bool type from stdbool.h in a few places.  However
there are many other places we represent boolean values as plain ints.
This patch changes that.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

1 files changed, 2 insertions, 2 deletions

diff --git a/srcpos.c b/srcpos.c
index c20bc53..294568b 100644
--- a/srcpos.c
+++ b/srcpos.c
@@ -159,7 +159,7 @@ void srcfile_push(const char *fname)
 	current_srcfile = srcfile;
 }
 
-int srcfile_pop(void)
+bool srcfile_pop(void)
 {
 	struct srcfile_state *srcfile = current_srcfile;
 
@@ -177,7 +177,7 @@ int srcfile_pop(void)
 	 * fix this we could either allocate all the files from a
 	 * table, or use a pool allocator. */
 
-	return current_srcfile ? 1 : 0;
+	return current_srcfile ? true : false;
 }
 
 void srcfile_add_search_path(const char *dirname)