Add make format rule

.gitignore

@@ -3,3 +3,4 @@
 /librefront-headless
 /perf.data*
 /massif.out*
+/*~

Makefile

@@ -41,7 +41,7 @@ SERVER_LDFLAGS := $(COMMON_LDFLAGS)
 CLIENT := librefront
 SERVER := librefront-headless
 
-.PHONY: all clean
+.PHONY: all clean format
 
 all: $(CLIENT) $(SERVER)
 
@@ -66,6 +66,11 @@ build/server/%.o: $(SRC_DIR)/server/%.c
 clean:
 	$(RM) -r build/ $(CLIENT) $(SERVER) perf.data* massif.out*
 
+format:
+	find $(SRC_DIR) -type f \( -name '*.c' -o -name '*.h' \) \
+		-exec sh -c 'tmp=$$(mktemp) || tmp=/tmp/indent.$$$$; \
+				indent -gnu "$$1" -o "$$tmp" && mv "$$tmp" "$$1"' _ {} \;
+
 -include $(COMMON_DEP)
 -include $(CLIENT_DEP)
 -include $(SERVER_DEP)

shell.nix

@@ -9,6 +9,7 @@ pkgs.mkShellNoCC {
     glib
 
     gcc
+    indent
     pkg-config
     cloc
     valgrind

src/client/gfx_context.c

@@ -30,14 +30,16 @@ GfxContext_new ()
 
   if (!self->window)
     {
-      g_critical ("Couldn't create window for context %p: %s", self, SDL_GetError ());
+      g_critical ("Couldn't create window for context %p: %s", self,
+		  SDL_GetError ());
     }
 
   self->renderer = SDL_CreateRenderer (self->window, NULL);
 
   if (!self->window)
     {
-      g_critical ("Couldn't create renderer for context %p: %s", self, SDL_GetError ());
+      g_critical ("Couldn't create renderer for context %p: %s", self,
+		  SDL_GetError ());
     }
 
   return self;

src/common/game_state.h

@@ -26,4 +26,3 @@ typedef struct GameState
   GArray *players;
   Player *me;
 } GameState;
-

src/common/world.c

@@ -1,2 +1 @@
 #include "world.h"
-

src/server/server.c

@@ -1,6 +1,7 @@
 #include <stdio.h>
 
-int main ()
+int
+main ()
 {
   fprintf (stderr, "Server not implemented!\n");
   return -1;