From c4316b791cebed15ea7650d157bb0127a8e41a0c Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Sat, 5 Sep 2015 14:31:07 +0200
Subject: [PATCH] Avoid some warnings - array subscript has type char

---
 command_event.c                    | 2 +-
 dynamic.c                          | 2 +-
 input/input_common.c               | 6 +++---
 libretro-common/file/config_file.c | 8 ++++----
 4 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/command_event.c b/command_event.c
index a9b2017f03..43e6b9afc4 100644
--- a/command_event.c
+++ b/command_event.c
@@ -667,7 +667,7 @@ static void event_set_savestate_auto_index(void)
          continue;
 
       end = dir_elem + strlen(dir_elem);
-      while ((end > dir_elem) && isdigit(end[-1]))
+      while ((end > dir_elem) && isdigit((int)end[-1]))
          end--;
 
       idx = strtoul(end, NULL, 0);
diff --git a/dynamic.c b/dynamic.c
index 66f315d9e8..060023ad65 100644
--- a/dynamic.c
+++ b/dynamic.c
@@ -521,7 +521,7 @@ void libretro_get_current_core_pathname(char *name, size_t size)
    {
       char c = id[i];
 
-      if (isspace(c) || isblank(c))
+      if (isspace((int)c) || isblank(c))
          name[i] = '_';
       else
          name[i] = tolower(c);
diff --git a/input/input_common.c b/input/input_common.c
index 56b6b365ec..d6d1670eb9 100644
--- a/input/input_common.c
+++ b/input/input_common.c
@@ -212,8 +212,8 @@ static enum retro_key find_rk_bind(const char *str)
  **/
 enum retro_key input_translate_str_to_rk(const char *str)
 {
-   if (strlen(str) == 1 && isalpha(*str))
-      return (enum retro_key)(RETROK_a + (tolower(*str) - (int)'a'));
+   if (strlen(str) == 1 && isalpha((int)*str))
+      return (enum retro_key)(RETROK_a + (tolower((int)*str) - (int)'a'));
    return find_rk_bind(str);
 }
 
@@ -244,7 +244,7 @@ static void parse_hat(struct retro_keybind *bind, const char *str)
    if (!bind || !str)
       return;
 
-   if (!isdigit(*str))
+   if (!isdigit((int)*str))
       return;
 
    hat = strtoul(str, &dir, 0);
diff --git a/libretro-common/file/config_file.c b/libretro-common/file/config_file.c
index e0cfce7f70..f91b423073 100644
--- a/libretro-common/file/config_file.c
+++ b/libretro-common/file/config_file.c
@@ -92,7 +92,7 @@ static char *extract_value(char *line, bool is_value)
 
    if (is_value)
    {
-      while (isspace(*line))
+      while (isspace((int)*line))
          line++;
 
       /* If we don't have an equal sign here,
@@ -103,7 +103,7 @@ static char *extract_value(char *line, bool is_value)
       line++;
    }
 
-   while (isspace(*line))
+   while (isspace((int)*line))
       line++;
 
    /* We have a full string. Read until next ". */
@@ -307,10 +307,10 @@ static bool parse_line(config_file_t *conf,
    }
 
    /* Skips to first character. */
-   while (isspace(*line))
+   while (isspace((int)*line))
       line++;
 
-   while (isgraph(*line))
+   while (isgraph((int)*line))
    {
       if (idx == cur_size)
       {