configure: MMAL-related decoders should depend on, not select, mmal

[ffmpeg] / libavutil / avstring.h

diff --git a/libavutil/avstring.h b/libavutil/avstring.h
index e0e6ed26f57801edfc46d45c8ea24abeb869eb11..780f109164506c4db7bfdca49e7b64948ac4f959 100644 (file)
--- a/libavutil/avstring.h
+++ b/libavutil/avstring.h
@@ -151,10 +151,35 @@ char *av_d2str(double d);
  */
 char *av_get_token(const char **buf, const char *term);
 
+/**
+ * Locale-independent conversion of ASCII isdigit.
+ */
+static inline av_const int av_isdigit(int c)
+{
+    return c >= '0' && c <= '9';
+}
+
+/**
+ * Locale-independent conversion of ASCII isgraph.
+ */
+static inline av_const int av_isgraph(int c)
+{
+    return c > 32 && c < 127;
+}
+
+/**
+ * Locale-independent conversion of ASCII isspace.
+ */
+static inline av_const int av_isspace(int c)
+{
+    return c == ' ' || c == '\f' || c == '\n' || c == '\r' || c == '\t' ||
+           c == '\v';
+}
+
 /**
  * Locale-independent conversion of ASCII characters to uppercase.
  */
-static inline int av_toupper(int c)
+static inline av_const int av_toupper(int c)
 {
     if (c >= 'a' && c <= 'z')
         c ^= 0x20;
@@ -164,13 +189,22 @@ static inline int av_toupper(int c)
 /**
  * Locale-independent conversion of ASCII characters to lowercase.
  */
-static inline int av_tolower(int c)
+static inline av_const int av_tolower(int c)
 {
     if (c >= 'A' && c <= 'Z')
         c ^= 0x20;
     return c;
 }
 
+/**
+ * Locale-independent conversion of ASCII isxdigit.
+ */
+static inline av_const int av_isxdigit(int c)
+{
+    c = av_tolower(c);
+    return av_isdigit(c) || (c >= 'a' && c <= 'f');
+}
+
 /*
  * Locale-independent case-insensitive compare.
  * @note This means only ASCII-range characters are case-insensitive
@@ -199,6 +233,15 @@ const char *av_basename(const char *path);
  */
 const char *av_dirname(char *path);
 
+
+/**
+ * Match instances of a name in a comma-separated list of names.
+ * @param name  Name to look for.
+ * @param names List of names.
+ * @return 1 on match, 0 otherwise.
+ */
+int av_match_name(const char *name, const char *names);
+
 /**
  * @}
  */