Add -Wmissing-prototypes and add a bunch of missing static qualifiers.

[wordgame] / grid.c

diff --git a/grid.c b/grid.c
index 960b79626ebead506ffdc371b35375801d2a6634..97ba7d7f3c2306e8921bf81b6e97af18d939849d 100644 (file)
--- a/grid.c
+++ b/grid.c
@@ -45,13 +45,13 @@ typedef struct _board {
     dict_t *results;
 } board_t;
 
-int
+static int
 rand_within (int num_values)
 {
     return (int) ((double) num_values * (rand() / (RAND_MAX + 1.0)));
 }
 
-void
+static void
 shuffle (int *array, int length)
 {
     int i, r, tmp;
@@ -65,7 +65,7 @@ shuffle (int *array, int length)
     }
 }
 
-void
+static void
 board_init (board_t *board)
 {
     int i;
@@ -79,7 +79,7 @@ board_init (board_t *board)
        board->letters[i / 4][i % 4] = cube_faces[cubes[i]][rand_within(6)];
 }
 
-void
+static void
 board_print (board_t *board)
 {
     int x, y;
@@ -98,7 +98,7 @@ board_print (board_t *board)
 }
 
 #define SEEN_BIT(x, y) (1 << (4*(y)+(x)))
-void
+static void
 board_enumerate (board_t       *board,
                 int             x,
                 int             y,