From 314f3b58f18ccbc8f5a39897681bc8579cd330d1 Mon Sep 17 00:00:00 2001
From: Jens Arnold <amiconn@rockbox.org>
Date: Tue, 12 Dec 2006 22:22:21 +0000
Subject: More static'ing, and a few fixes resulting from that.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11737 a1c6a512-1295-4272-9138-f99709370657
---
 apps/abrepeat.c   |  2 ++
 apps/abrepeat.h   |  4 ++-
 apps/debug_menu.c | 77 +++++++++++++++++++++----------------------------------
 apps/debug_menu.h |  3 ---
 apps/dsp.c        |  4 +--
 apps/eq.c         |  4 +--
 apps/filetypes.c  |  2 +-
 apps/main.c       | 14 ++++++----
 apps/main_menu.c  |  8 +++---
 apps/menu.c       |  4 +--
 apps/metadata.c   | 51 +++++++++---------------------------
 apps/misc.c       |  2 +-
 12 files changed, 67 insertions(+), 108 deletions(-)

diff --git a/apps/abrepeat.c b/apps/abrepeat.c
index fc1913d37b..caf76ff122 100644
--- a/apps/abrepeat.c
+++ b/apps/abrepeat.c
@@ -78,6 +78,7 @@ void ab_repeat_init(void)
     }
 }
 
+#if 0 /* Currently unused */
 unsigned int ab_get_A_marker(void)
 {
     return ab_A_marker;
@@ -87,6 +88,7 @@ unsigned int ab_get_B_marker(void)
 {
     return ab_B_marker;
 }
+#endif /* if 0 */
 
 /* determines if the given song position is earlier than the A mark;
 intended for use in handling the jump NEXT and PREV commands */
diff --git a/apps/abrepeat.h b/apps/abrepeat.h
index 143e57b371..d7bed0a990 100644
--- a/apps/abrepeat.h
+++ b/apps/abrepeat.h
@@ -32,9 +32,11 @@
 #include "settings.h"
 #endif
 
-void ab_repeat_init(void);
+void ab_repeat_init(void);           
+#if 0 /* Currently unused */
 unsigned int ab_get_A_marker(void);
 unsigned int ab_get_B_marker(void);
+#endif /* if 0 */
 bool ab_before_A_marker(unsigned int song_position);
 bool ab_after_A_marker(unsigned int song_position);
 void ab_jump_to_A_marker(void);
diff --git a/apps/debug_menu.c b/apps/debug_menu.c
index 6caae2d7e0..7d1e1c18cf 100644
--- a/apps/debug_menu.c
+++ b/apps/debug_menu.c
@@ -90,7 +90,9 @@ extern int ata_device;
 extern int ata_io_address;
 extern struct core_entry cores[NUM_CORES];
 
-char thread_status_char(int status)
+#ifndef SIMULATOR
+#ifdef HAVE_LCD_BITMAP
+static char thread_status_char(int status)
 {
     switch (status)
     {
@@ -102,10 +104,9 @@ char thread_status_char(int status)
 
     return '?';
 }
-#ifndef SIMULATOR
-#ifdef HAVE_LCD_BITMAP
+
 /* Test code!!! */
-bool dbg_os(void)
+static bool dbg_os(void)
 {
     struct thread_entry *thread;
     char buf[32];
@@ -168,7 +169,7 @@ bool dbg_os(void)
 # else
             snprintf(buf, 32, "%c%c %s: %d%%",
                      (status == STATE_RUNNING) ? '*' : ' ',
-                     (status == STATE_BLOCKED) ? 'B' : ' ',
+                     thread_status_char(status),
                      cores[CURRENT_CORE].threads[i].name, usage);
 # endif
             lcd_puts(0, 1+i, buf);
@@ -183,7 +184,7 @@ bool dbg_os(void)
     return false;
 }
 #else /* !HAVE_LCD_BITMAP */
-bool dbg_os(void)
+static bool dbg_os(void)
 {
     char buf[32];
     int button;
@@ -229,7 +230,7 @@ bool dbg_os(void)
 #ifdef HAVE_LCD_BITMAP
 #if CONFIG_CODEC != SWCODEC
 #ifndef SIMULATOR
-bool dbg_audio_thread(void)
+static bool dbg_audio_thread(void)
 {
     char buf[32];
     struct audio_debug d;
@@ -282,7 +283,7 @@ extern size_t filebuflen;
 
 static unsigned int ticks, boost_ticks;
 
-void dbg_audio_task(void)
+static void dbg_audio_task(void)
 {
 #ifndef SIMULATOR
     if(FREQ > CPUFREQ_NORMAL)
@@ -292,7 +293,7 @@ void dbg_audio_task(void)
     ticks++;
 }
 
-bool dbg_audio_thread(void)
+static bool dbg_audio_thread(void)
 {
     char buf[32];
     int button;
@@ -373,37 +374,18 @@ bool dbg_audio_thread(void)
 #endif /* HAVE_LCD_BITMAP */
 
 
-#ifndef SIMULATOR
+#if (CONFIG_CPU == SH7034 || defined(CPU_COLDFIRE)) && !defined(SIMULATOR)
 /* Tool function to read the flash manufacturer and type, if available.
    Only chips which could be reprogrammed in system will return values.
    (The mode switch addresses vary between flash manufacturers, hence addr1/2) */
    /* In IRAM to avoid problems when running directly from Flash */
-bool dbg_flash_id(unsigned* p_manufacturer, unsigned* p_device,
-                  unsigned addr1, unsigned addr2)
-                  ICODE_ATTR;
-bool dbg_flash_id(unsigned* p_manufacturer, unsigned* p_device,
-                  unsigned addr1, unsigned addr2)
+static bool dbg_flash_id(unsigned* p_manufacturer, unsigned* p_device,
+                         unsigned addr1, unsigned addr2)
+                         ICODE_ATTR __attribute__((noinline));
+static bool dbg_flash_id(unsigned* p_manufacturer, unsigned* p_device,
+                         unsigned addr1, unsigned addr2)
 
 {
-#ifdef CPU_PP
-    /* TODO: Implement for PortalPlayer */
-    (void)p_manufacturer;
-    (void)p_device;
-    (void)addr1;
-    (void)addr2;
-#elif CONFIG_CPU == PNX0101
-    /* TODO: Implement for iFP7xx */
-    (void)p_manufacturer;
-    (void)p_device;
-    (void)addr1;
-    (void)addr2;
-#elif CONFIG_CPU == S3C2440
-    /* TODO: Implement for Gigabeat */
-    (void)p_manufacturer;
-    (void)p_device;
-    (void)addr1;
-    (void)addr2;
-#else
     unsigned not_manu, not_id; /* read values before switching to ID mode */
     unsigned manu, id; /* read values when in ID mode */
 
@@ -444,14 +426,13 @@ bool dbg_flash_id(unsigned* p_manufacturer, unsigned* p_device,
         *p_device = id;
         return true; /* success */
     }
-#endif
     return false; /* fail */
 }
-#endif /* !SIMULATOR */
+#endif /* (CONFIG_CPU == SH7034 || CPU_COLDFIRE) && !SIMULATOR */
 
 #ifndef SIMULATOR
 #ifdef HAVE_LCD_BITMAP
-bool dbg_hw_info(void)
+static bool dbg_hw_info(void)
 {
 #if CONFIG_CPU == SH7034
     char buf[32];
@@ -602,7 +583,7 @@ bool dbg_hw_info(void)
     return false;
 }
 #else /* !HAVE_LCD_BITMAP */
-bool dbg_hw_info(void)
+static bool dbg_hw_info(void)
 {
     char buf[32];
     int button;
@@ -765,7 +746,7 @@ bool dbg_partitions(void)
 #endif
 
 #if defined(CPU_COLDFIRE) && defined(HAVE_SPDIF_OUT)
-bool dbg_spdif(void)
+static bool dbg_spdif(void)
 {
     char buf[128];
     int line;
@@ -1261,7 +1242,7 @@ bool dbg_ports(void)
 #endif /* !SIMULATOR */
 
 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
-bool dbg_cpufreq(void)
+static bool dbg_cpufreq(void)
 {
     char buf[128];
     int line;
@@ -1323,7 +1304,7 @@ bool dbg_cpufreq(void)
 #define BAT_LAST_VAL  MIN(LCD_WIDTH, POWER_HISTORY_LEN)
 #define BAT_YSPACE    (LCD_HEIGHT - 20)
 
-bool view_battery(void)
+static bool view_battery(void)
 {
     int view = 0;
     int i, x, y;
@@ -1590,7 +1571,7 @@ static bool view_runtime(void)
 
 #ifndef SIMULATOR
 #ifdef HAVE_MMC
-bool dbg_mmc_info(void)
+static bool dbg_mmc_info(void)
 {
     bool done = false;
     int currval = 0;
@@ -1970,7 +1951,7 @@ static bool dbg_tagcache_info(void)
 #endif
 
 #if CONFIG_CPU == SH7034
-bool dbg_save_roms(void)
+static bool dbg_save_roms(void)
 {
     int fd;
     int oldmode = system_memory_guard(MEMGUARD_NONE);
@@ -1993,7 +1974,7 @@ bool dbg_save_roms(void)
     return false;
 }
 #elif defined CPU_COLDFIRE
-bool dbg_save_roms(void)
+static bool dbg_save_roms(void)
 {
     int fd;
     int oldmode = system_memory_guard(MEMGUARD_NONE);
@@ -2042,7 +2023,7 @@ bool dbg_save_roms(void)
 
 #ifndef SIMULATOR
 #ifdef CONFIG_TUNER
-bool dbg_fm_radio(void)
+static bool dbg_fm_radio(void)
 {
     char buf[32];
     bool fm_detected;
@@ -2086,7 +2067,7 @@ bool dbg_fm_radio(void)
 #ifdef HAVE_LCD_BITMAP
 extern bool do_screendump_instead_of_usb;
 
-bool dbg_screendump(void)
+static bool dbg_screendump(void)
 {
     do_screendump_instead_of_usb = !do_screendump_instead_of_usb;
     gui_syncsplash(HZ, true, "Screendump %s",
@@ -2096,7 +2077,7 @@ bool dbg_screendump(void)
 #endif /* HAVE_LCD_BITMAP */
 
 #if CONFIG_CPU == SH7034 || defined(CPU_COLDFIRE)
-bool dbg_set_memory_guard(void)
+static bool dbg_set_memory_guard(void)
 {
     static const struct opt_items names[MAXMEMGUARD] = {
         { "None",             -1 },
@@ -2113,7 +2094,7 @@ bool dbg_set_memory_guard(void)
 #endif /* CONFIG_CPU == SH7034 || defined(CPU_COLDFIRE) */
 
 #if defined(HAVE_EEPROM) && !defined(HAVE_EEPROM_SETTINGS)
-bool dbg_write_eeprom(void)
+static bool dbg_write_eeprom(void)
 {
     int fd;
     int rc;
diff --git a/apps/debug_menu.h b/apps/debug_menu.h
index 629d0712c6..d1a49294da 100644
--- a/apps/debug_menu.h
+++ b/apps/debug_menu.h
@@ -24,9 +24,6 @@ bool debug_menu(void);
 #ifndef SIMULATOR
 extern bool dbg_ports(void);
 extern bool dbg_partitions(void);
-#ifdef CONFIG_RTC
-extern bool dbg_rtc(void);
-#endif
 #endif
 
 #endif
diff --git a/apps/dsp.c b/apps/dsp.c
index 21bd00eb52..81a1d29e11 100644
--- a/apps/dsp.c
+++ b/apps/dsp.c
@@ -226,7 +226,7 @@ static int channels_mode = 0;
 static int32_t sw_gain, sw_cross;
 
 extern int current_codec;
-struct dsp_config *dsp;
+static struct dsp_config *dsp;
 
 /* The internal format is 32-bit samples, non-interleaved, stereo. This
  * format is similar to the raw output from several codecs, so the amount
@@ -563,7 +563,7 @@ void dsp_set_crossfeed_cross_params(long lf_gain, long hf_gain, long cutoff)
  * to listen to on headphones with no crossfeed.
  */
 #ifndef DSP_HAVE_ASM_CROSSFEED
-void apply_crossfeed(int32_t* src[], int count)
+static void apply_crossfeed(int32_t* src[], int count)
 {
     int32_t *hist_l = &crossfeed_data.history[0];
     int32_t *hist_r = &crossfeed_data.history[2];
diff --git a/apps/eq.c b/apps/eq.c
index ac2e51daee..bf562c73f2 100644
--- a/apps/eq.c
+++ b/apps/eq.c
@@ -101,7 +101,7 @@ static const unsigned long atan_table[] = {
  * @return sin of phase, value is a signed value from LONG_MIN to LONG_MAX,
  *         representing -1 and 1 respectively. 
  */
-long fsincos(unsigned long phase, long *cos) {
+static long fsincos(unsigned long phase, long *cos) {
     int32_t x, x1, y, y1;
     unsigned long z, z1;
     int i;
@@ -164,7 +164,7 @@ static long fsqrt(long a, unsigned int fracbits)
     return b;
 }
 
-short dbtoatab[49] = {
+static const short dbtoatab[49] = {
     2058, 2180, 2309, 2446, 2591, 2744, 2907, 3079, 3261, 3455, 3659, 3876,
     4106, 4349, 4607, 4880, 5169, 5475, 5799, 6143, 6507, 6893, 7301, 7734,
     8192, 8677, 9192, 9736, 10313, 10924, 11572, 12257, 12983, 13753, 14568,
diff --git a/apps/filetypes.c b/apps/filetypes.c
index 573e640da1..c26b50bb0f 100644
--- a/apps/filetypes.c
+++ b/apps/filetypes.c
@@ -537,7 +537,7 @@ static int add_plugin(char *plugin)
 }
 
 /* read config file (or cahe file) */
-bool read_config(const char* file)
+static bool read_config(const char* file)
 {
     enum {extension,
           plugin,
diff --git a/apps/main.c b/apps/main.c
index a107d1cdd0..abc7740919 100644
--- a/apps/main.c
+++ b/apps/main.c
@@ -104,15 +104,19 @@
 
 const char appsversion[]=APPSVERSION;
 
-void init(void);
+static void init(void);
 
+#ifdef SIMULATOR
 void app_main(void)
+#else
+static void app_main(void)
+#endif
 {
     init();
     browse_root();
 }
 
-int init_dircache(bool preinit)
+static int init_dircache(bool preinit)
 {
 #ifdef HAVE_DIRCACHE
     int result = 0;
@@ -174,7 +178,7 @@ int init_dircache(bool preinit)
 }
 
 #ifdef HAVE_TAGCACHE
-void init_tagcache(void)
+static void init_tagcache(void)
 {
     bool clear = false;
 
@@ -213,7 +217,7 @@ void init_tagcache(void)
 
 #ifdef SIMULATOR
 
-void init(void)
+static void init(void)
 {
     init_threads();
     buffer_init();
@@ -273,7 +277,7 @@ void init(void)
 
 #else
 
-void init(void)
+static void init(void)
 {
     int rc;
     bool mounted = false;
diff --git a/apps/main_menu.c b/apps/main_menu.c
index 4af2f1a4f3..952586465f 100644
--- a/apps/main_menu.c
+++ b/apps/main_menu.c
@@ -56,7 +56,7 @@
 #include "recording.h"
 #endif
 
-bool show_credits(void)
+static bool show_credits(void)
 {
     plugin_load("/.rockbox/rocks/credits.rock",NULL);
     return false;
@@ -72,7 +72,7 @@ extern bool simulate_usb(void);
 #define SIZE_FMT "%s %s"
 #endif
 
-bool show_info(void)
+static bool show_info(void)
 {
     char s[64], s1[32];
     unsigned long size, free;
@@ -340,7 +340,7 @@ bool rec_menu(void)
 }
 #endif
 
-bool info_menu(void)
+static bool info_menu(void)
 {
     int m;
     bool result;
@@ -374,7 +374,7 @@ static bool do_shutdown(void)
     return false;
 }
 #endif
-    
+
 bool main_menu(void)
 {
     int m;
diff --git a/apps/menu.c b/apps/menu.c
index faed2cc88a..261286b8fa 100644
--- a/apps/menu.c
+++ b/apps/menu.c
@@ -65,14 +65,14 @@ struct menu {
 static struct menu menus[MAX_MENUS];
 static bool inuse[MAX_MENUS] = { false };
 
-char * menu_get_itemname(int selected_item, void * data, char *buffer)
+static char * menu_get_itemname(int selected_item, void * data, char *buffer)
 {
     struct menu *local_menus=(struct menu *)data;
     (void)buffer;
     return(P2STR(local_menus->items[selected_item].desc));
 }
 
-int menu_find_free(void)
+static int menu_find_free(void)
 {
     int i;
     /* Tries to find an unused slot to put the new menu */
diff --git a/apps/metadata.c b/apps/metadata.c
index dcbc29e73c..83c29649a1 100644
--- a/apps/metadata.c
+++ b/apps/metadata.c
@@ -194,11 +194,12 @@ static void convert_endian(void *data, const char *format)
     }
 }
 
+#if 0 /* not needed atm */
 /* Read an unsigned 16-bit integer from a big-endian file. */
 #ifdef ROCKBOX_BIG_ENDIAN
 #define read_uint16be(fd, buf) read((fd), (buf), 2)
 #else
-int read_uint16be(int fd, unsigned short* buf)
+static int read_uint16be(int fd, unsigned short* buf)
 {
     size_t n;
     
@@ -207,12 +208,13 @@ int read_uint16be(int fd, unsigned short* buf)
     return n;
 }
 #endif
+#endif /* if 0 */
 
 /* Read an unsigned 32-bit integer from a big-endian file. */
 #ifdef ROCKBOX_BIG_ENDIAN
 #define read_uint32be(fd,buf) read((fd), (buf), 4)
 #else
-int read_uint32be(int fd, unsigned int* buf) 
+static int read_uint32be(int fd, unsigned int* buf)
 {
   size_t n;
 
@@ -238,35 +240,6 @@ static unsigned long get_long_be(void* buf)
     return (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
 }
 
-/* Read a string tag from an M4A file */
-void read_m4a_tag_string(int fd, int len,char** bufptr,size_t* bytes_remaining, char** dest)
-{
-  int data_length;
-
-  if (bytes_remaining==0) {
-    lseek(fd,len,SEEK_CUR); /* Skip everything */
-  } else {
-    /* Skip the data tag header - maybe we should parse it properly? */
-    lseek(fd,16,SEEK_CUR); 
-    len-=16;
-
-    *dest=*bufptr;
-    if ((size_t)len+1 > *bytes_remaining) {
-      read(fd,*bufptr,*bytes_remaining-1);
-      lseek(fd,len-(*bytes_remaining-1),SEEK_CUR);
-      *bufptr+=(*bytes_remaining-1);
-    } else {
-      read(fd,*bufptr,len);
-      *bufptr+=len;
-    }
-    **bufptr=(char)0;
-
-    data_length = strlen(*dest)+1;
-    *bufptr=(*dest)+data_length;
-    *bytes_remaining-=data_length;
-  }
-}
-
 /* Parse the tag (the name-value pair) and fill id3 and buffer accordingly.
  * String values to keep are written to buf. Returns number of bytes written
  * to buf (including end nil).
@@ -953,8 +926,8 @@ static bool get_wave_metadata(int fd, struct mp3entry* id3)
 /* Read the tag data from an MP4 file, storing up to buffer_size bytes in
  * buffer.
  */
-unsigned long read_mp4_tag(int fd, unsigned int size_left, char* buffer, 
-    unsigned int buffer_left)
+static unsigned long read_mp4_tag(int fd, unsigned int size_left, char* buffer,
+                                  unsigned int buffer_left)
 {
     unsigned int bytes_read = 0;
     
@@ -985,8 +958,8 @@ unsigned long read_mp4_tag(int fd, unsigned int size_left, char* buffer,
 }
 
 /* Read a string tag from an MP4 file */
-unsigned int read_mp4_tag_string(int fd, int size_left, char** buffer, 
-    unsigned int* buffer_left, char** dest)
+static unsigned int read_mp4_tag_string(int fd, int size_left, char** buffer,
+                                        unsigned int* buffer_left, char** dest)
 {
     unsigned int bytes_read = read_mp4_tag(fd, size_left, *buffer,
         *buffer_left - 1);
@@ -1009,7 +982,7 @@ unsigned int read_mp4_tag_string(int fd, int size_left, char** buffer,
 }
 
 static unsigned int read_mp4_atom(int fd, unsigned int* size, 
-    unsigned int* type, unsigned int size_left)
+                                  unsigned int* type, unsigned int size_left)
 {
     read_uint32be(fd, size);
     read_uint32be(fd, type);
@@ -1177,7 +1150,7 @@ static bool read_mp4_esds(int fd, struct mp3entry* id3,
 }
 
 static bool read_mp4_tags(int fd, struct mp3entry* id3, 
-    unsigned int size_left)
+                          unsigned int size_left)
 {
     unsigned int size;
     unsigned int type;
@@ -1300,7 +1273,7 @@ static bool read_mp4_tags(int fd, struct mp3entry* id3,
 }
 
 static bool read_mp4_container(int fd, struct mp3entry* id3, 
-    unsigned int size_left)
+                               unsigned int size_left)
 {
     unsigned int size;
     unsigned int type;
@@ -1858,7 +1831,7 @@ unsigned int probe_file_format(const char *filename)
  * file that would prevent playback.
  */
 bool get_metadata(struct track_info* track, int fd, const char* trackname,
-    bool v1first) 
+                  bool v1first) 
 {
 #if CONFIG_CODEC == SWCODEC
     unsigned char* buf;
diff --git a/apps/misc.c b/apps/misc.c
index 75c4910d40..155027b1bf 100644
--- a/apps/misc.c
+++ b/apps/misc.c
@@ -703,7 +703,7 @@ void car_adapter_mode_init(void)
 #endif
 
 #ifdef HAVE_HEADPHONE_DETECTION
-void unplug_change(bool inserted)
+static void unplug_change(bool inserted)
 {
     if (global_settings.unplug_mode)
     {
-- 
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