Replace zero-length array decls with [].

C99 denotes variable-sized members with [], not [0].

Signed-off-by: Jason Riedy <ejr@cs.berkeley.edu>

cache.h

@@ -100,7 +100,7 @@ struct cache_entry {
 	unsigned int ce_size;
 	unsigned char sha1[20];
 	unsigned short ce_flags;
-	char name[0];
+	char name[];
 };
 
 #define CE_NAMEMASK  (0x0fff)
@@ -283,7 +283,7 @@ extern int checkout_entry(struct cache_entry *ce, struct checkout *state);
 extern struct alternate_object_database {
 	struct alternate_object_database *next;
 	char *name;
-	char base[0]; /* more */
+	char base[]; /* more */
 } *alt_odb_list;
 extern void prepare_alt_odb(void);
 
@@ -296,7 +296,7 @@ extern struct packed_git {
 	unsigned int pack_last_used;
 	unsigned int pack_use_cnt;
 	unsigned char sha1[20];
-	char pack_name[0]; /* something like ".git/objects/pack/xxxxx.pack" */
+	char pack_name[]; /* something like ".git/objects/pack/xxxxx.pack" */
 } *packed_git;
 
 struct pack_entry {
@@ -310,7 +310,7 @@ struct ref {
 	unsigned char old_sha1[20];
 	unsigned char new_sha1[20];
 	struct ref *peer_ref; /* when renaming */
-	char name[0];
+	char name[];
 };
 
 extern int git_connect(int fd[2], char *url, const char *prog);

commit.c

@@ -102,7 +102,7 @@ static unsigned long parse_commit_date(const char *buf)
 static struct commit_graft {
 	unsigned char sha1[20];
 	int nr_parent;
-	unsigned char parent[0][20]; /* more */
+	unsigned char parent[][20]; /* more */
 } **commit_graft;
 static int commit_graft_alloc, commit_graft_nr;
 

ls-files.c

@@ -205,7 +205,7 @@ static int excluded(const char *pathname)
 
 struct nond_on_fs {
 	int len;
-	char name[0];
+	char name[];
 };
 
 static struct nond_on_fs **dir;

receive-pack.c

@@ -24,7 +24,7 @@ struct command {
 	unsigned char updated;
 	unsigned char old_sha1[20];
 	unsigned char new_sha1[20];
-	char ref_name[0];
+	char ref_name[];
 };
 
 static struct command *commands = NULL;

server-info.c

@@ -70,7 +70,7 @@ static struct pack_info {
 	int nr_alloc;
 	int nr_heads;
 	unsigned char (*head)[20];
-	char dep[0]; /* more */
+	char dep[]; /* more */
 } **info;
 static int num_pack;
 static const char *objdir;