Duane Ellis: fix warnings

git-svn-id: svn://svn.berlios.de/openocd/trunk@890 b42882b7-edfa-0310-969c-e2dbd0fdcd60

configure.in

@@ -27,6 +27,12 @@ is_cygwin=no
 is_mingw=no
 is_win32=no
 
+
+AC_ARG_ENABLE(gccwarnings,
+	AS_HELP_STRING([--enable-gccwarnings], [Enable compiler warnings, default yes]),
+	[gcc_warnings=$enablevalue], [gcc_warnings=yes])
+
+
 AC_ARG_ENABLE(parport,
   AS_HELP_STRING([--enable-parport], [Enable building the pc parallel port driver]), 
   [build_parport=$enableval], [build_parport=no])
@@ -298,11 +304,17 @@ if test $cross_compiling = yes; then
 	CFLAGS_FOR_BUILD="-g -O2"
 else
 	CC_FOR_BUILD=$CC
-	CFLAGS_FOR_BUILD=$CFLAGS
+	CFLAGS_FOR_BUILD="$CFLAGS $GCC_WARNINGS"
 fi
+
+if test $gcc_warnings = yes; then
+   CFLAGS_FOR_BUILD="$CFLAGS_FOR_BUILD -Wall -Wmissing-prototypes -Wstrict-prototypes"
+fi
+
 AC_MSG_RESULT([$CC_FOR_BUILD])
 AC_SUBST(CC_FOR_BUILD)
 AC_SUBST(CFLAGS_FOR_BUILD)
+AC_MSG_NOTICE([CFLAGS_FOR_BUILD = $CFLAGS_FOR_BUILD])
 
 AC_MSG_CHECKING([for suffix of executable build tools])
 if test $cross_compiling = yes; then

src/flash/flash.c

@@ -233,7 +233,7 @@ flash_bank_t *get_flash_bank_by_num_noprobe(int num)
 	return NULL;
 }
 
-int flash_get_bank_count()
+int flash_get_bank_count(void)
 {
 	flash_bank_t *p;
 	int i = 0;

src/flash/flash.h

@@ -80,7 +80,7 @@ extern int flash_init_drivers(struct command_context_s *cmd_ctx);
 extern int flash_erase_address_range(target_t *target, u32 addr, u32 length);
 extern int flash_write(target_t *target, image_t *image, u32 *written, int erase);
 extern void flash_set_dirty(void);
-extern int flash_get_bank_count();
+extern int flash_get_bank_count(void);
 extern int default_flash_blank_check(struct flash_bank_s *bank);
 extern int default_flash_mem_blank_check(struct flash_bank_s *bank);
 

src/helper/command.h

@@ -71,7 +71,7 @@ extern int unregister_all_commands(command_context_t *context);
 extern void command_set_output_handler(command_context_t* context, int (*output_handler)(struct command_context_s *context, const char* line), void *priv);
 extern command_context_t* copy_command_context(command_context_t* context);
 extern int command_context_mode(command_context_t *context, enum command_mode mode);
-extern command_context_t* command_init();
+extern command_context_t* command_init(void);
 extern int command_done(command_context_t *context);
 extern void command_print(command_context_t *context, char *format, ...);
 extern void command_print_sameline(command_context_t *context, char *format, ...);

src/helper/log.h

@@ -59,8 +59,8 @@ __attribute__ ((format (printf, 5, 6)));
 extern int log_register_commands(struct command_context_s *cmd_ctx);
 extern int log_init(struct command_context_s *cmd_ctx);
 extern int set_log_output(struct command_context_s *cmd_ctx, FILE *output);
-extern void keep_alive();
-extern void kept_alive();
+extern void keep_alive(void);
+extern void kept_alive(void);
 
 typedef void (*log_callback_fn)(void *priv, const char *file, int line,
 		const char *function, const char *string);

src/helper/time_support.h

@@ -38,7 +38,7 @@ extern int timeval_subtract(struct timeval *result, struct timeval *x, struct ti
 extern int timeval_add(struct timeval *result, struct timeval *x, struct timeval *y);
 extern int timeval_add_time(struct timeval *result, int sec, int usec);
 /* gettimeofday() timeval in 64 bit ms */
-extern long long timeval_ms();
+extern long long timeval_ms(void);
 
 typedef struct duration_s
 {

src/jtag/amt_jtagaccel.c

@@ -166,7 +166,7 @@ void amt_jtagaccel_end_state(state)
 	}
 }
 
-void amt_wait_scan_busy()
+void amt_wait_scan_busy(void)
 {
 	int timeout = 4096;
 	u8 ar_status;

src/jtag/gw16012.c

@@ -194,7 +194,7 @@ int gw16012_speed(int speed)
 	return ERROR_OK;
 }
 
-void gw16012_end_state(state)
+void gw16012_end_state(int state)
 {
 	if (tap_move_map[state] != -1)
 		end_state = state;
@@ -526,7 +526,7 @@ int gw16012_init(void)
 		LOG_WARNING("No gw16012 port specified, using default '0x378' (LPT1)");
 	}
 	
-	LOG_DEBUG("requesting privileges for parallel port 0x%lx...", gw16012_port);
+	LOG_DEBUG("requesting privileges for parallel port 0x%lx...", (long unsigned)(gw16012_port) );
 #if PARPORT_USE_GIVEIO == 1
 	if (gw16012_get_giveio_access() != 0)
 #else /* PARPORT_USE_GIVEIO */

src/jtag/jtag.c

@@ -401,7 +401,7 @@ void* cmd_queue_alloc(size_t size)
 	return t + offset;
 }
 
-void cmd_queue_free()
+void cmd_queue_free(void)
 {
 	cmd_queue_page_t *page = cmd_queue_pages;
 
@@ -416,7 +416,7 @@ void cmd_queue_free()
 	cmd_queue_pages = NULL;
 }
 
-static void jtag_prelude1()
+static void jtag_prelude1(void)
 {
 	if (jtag_trst == 1)
 	{
@@ -1433,7 +1433,7 @@ int jtag_examine_chain()
 	return ERROR_OK;
 }
 
-int jtag_validate_chain()
+int jtag_validate_chain(void)
 {
 	jtag_device_t *device = jtag_devices;
 	int total_ir_length = 0;

src/jtag/jtag.h

@@ -282,8 +282,8 @@ extern int interface_jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields
 /* run a TAP_TLR reset. End state is TAP_TLR, regardless
  * of start state.
  */
-extern void jtag_add_tlr();
-extern int interface_jtag_add_tlr();
+extern void jtag_add_tlr(void);
+extern int interface_jtag_add_tlr(void);
 /* Do not use jtag_add_pathmove() unless you need to, but do use it
  * if you have to. 
  *

src/main.c

@@ -21,11 +21,11 @@
 /* implementations of OpenOCD that uses multithreading needs to know when
  * OpenOCD is sleeping. No-op in vanilla OpenOCD
  */
-void openocd_sleep_prelude()
+void openocd_sleep_prelude(void)
 {
 }
 
-void openocd_sleep_postlude()
+void openocd_sleep_postlude(void)
 {
 }
 

src/server/gdb_server.c

@@ -2002,7 +2002,7 @@ int gdb_input(connection_t *connection)
 	return ERROR_OK;
 }
 
-int gdb_init()
+int gdb_init(void)
 {
 	gdb_service_t *gdb_service;
 	target_t *target = targets;

src/server/gdb_server.h

@@ -46,7 +46,7 @@ typedef struct gdb_service_s
 	struct target_s *target;
 } gdb_service_t;
 
-extern int gdb_init();
+extern int gdb_init(void);
 extern int gdb_register_commands(command_context_t *command_context);
 
 #define ERROR_GDB_BUFFER_TOO_SMALL (-800)

src/server/server.c

@@ -222,7 +222,7 @@ int remove_service(unsigned short port)
 	return ERROR_OK;
 }
 
-int remove_services()
+int remove_services(void)
 {
 	service_t *c = services;
 
@@ -249,8 +249,8 @@ int remove_services()
 	return ERROR_OK;
 }
 
-extern void openocd_sleep_prelude();
-extern void openocd_sleep_postlude();
+extern void openocd_sleep_prelude(void);
+extern void openocd_sleep_postlude(void);
 
 int server_loop(command_context_t *command_context)
 {
@@ -434,7 +434,7 @@ void sig_handler(int sig) {
 }
 #endif
 
-int server_init()
+int server_init(void)
 {
 #ifdef _WIN32
 	WORD wVersionRequested;
@@ -460,7 +460,7 @@ int server_init()
 	return ERROR_OK;
 }
 
-int server_quit()
+int server_quit(void)
 {
 	remove_services();
 

src/server/server.h

@@ -68,8 +68,8 @@ typedef struct service_s
 } service_t;
 
 extern int add_service(char *name, enum connection_type type, unsigned short port, int max_connections, new_connection_handler_t new_connection_handler, input_handler_t input_handler, connection_closed_handler_t connection_closed_handler, void *priv);
-extern int server_init();
-extern int server_quit();
+extern int server_init(void);
+extern int server_quit(void);
 extern int server_loop(command_context_t *command_context);
 extern int server_register_commands(command_context_t *context);
 

src/target/arm11.c

@@ -1716,7 +1716,7 @@ int arm11_handle_mrc_mcr(struct command_context_s *cmd_ctx, char *cmd, char **ar
 	if (values[i] > arm11_coproc_instruction_limits[i])
 	{
 	    LOG_ERROR("Parameter %ld out of bounds (%d max). %s",
-		i + 2, arm11_coproc_instruction_limits[i],
+		      (long)(i + 2), arm11_coproc_instruction_limits[i],
 		read ? arm11_mrc_syntax : arm11_mcr_syntax);
 	    return -1;
 	}

src/target/arm720t.c

@@ -43,7 +43,7 @@ int arm720t_handle_mw_phys_command(struct command_context_s *cmd_ctx, char *cmd,
 /* forward declarations */
 int arm720t_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct target_s *target);
 int arm720t_init_target(struct command_context_s *cmd_ctx, struct target_s *target);
-int arm720t_quit();
+int arm720t_quit(void);
 int arm720t_arch_state(struct target_s *target);
 int arm720t_read_memory(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer);
 int arm720t_write_memory(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer);
@@ -423,7 +423,7 @@ int arm720t_init_target(struct command_context_s *cmd_ctx, struct target_s *targ
 	
 }
 
-int arm720t_quit()
+int arm720t_quit(void)
 {
 	
 	return ERROR_OK;

src/target/arm7tdmi.c

@@ -46,7 +46,7 @@ int arm7tdmi_register_commands(struct command_context_s *cmd_ctx);
 /* forward declarations */
 int arm7tdmi_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct target_s *target);
 int arm7tdmi_init_target(struct command_context_s *cmd_ctx, struct target_s *target);
-int arm7tdmi_quit();
+int arm7tdmi_quit(void);
 
 /* target function declarations */
 int arm7tdmi_poll(struct target_s *target);
@@ -753,7 +753,7 @@ int arm7tdmi_init_target(struct command_context_s *cmd_ctx, struct target_s *tar
 	
 }
 
-int arm7tdmi_quit()
+int arm7tdmi_quit(void)
 {
 	
 	return ERROR_OK;

src/target/arm920t.c

@@ -48,7 +48,7 @@ int arm920t_handle_read_mmu_command(struct command_context_s *cmd_ctx, char *cmd
 /* forward declarations */
 int arm920t_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct target_s *target);
 int arm920t_init_target(struct command_context_s *cmd_ctx, struct target_s *target);
-int arm920t_quit();
+int arm920t_quit(void);
 int arm920t_arch_state(struct target_s *target);
 int arm920t_read_memory(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer);
 int arm920t_write_memory(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer);
@@ -685,7 +685,7 @@ int arm920t_init_target(struct command_context_s *cmd_ctx, struct target_s *targ
 	
 }
 
-int arm920t_quit()
+int arm920t_quit(void)
 {
 	
 	return ERROR_OK;

src/target/arm926ejs.c

@@ -48,7 +48,7 @@ int arm926ejs_handle_read_mmu_command(struct command_context_s *cmd_ctx, char *c
 /* forward declarations */
 int arm926ejs_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct target_s *target);
 int arm926ejs_init_target(struct command_context_s *cmd_ctx, struct target_s *target);
-int arm926ejs_quit();
+int arm926ejs_quit(void);
 int arm926ejs_arch_state(struct target_s *target);
 int arm926ejs_read_memory(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer);
 int arm926ejs_write_memory(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer);
@@ -666,7 +666,7 @@ int arm926ejs_init_target(struct command_context_s *cmd_ctx, struct target_s *ta
 	
 }
 
-int arm926ejs_quit()
+int arm926ejs_quit(void)
 {
 	
 	return ERROR_OK;