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avstring: Add locale independent versions of some ctype.h functions

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Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Reimar Döffinger 2013-03-06 14:00:22 +02:00 committed by Martin Storsjö
parent 54b298fe56
commit 12c5c1d3e3
4 changed files with 46 additions and 1 deletions
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3
doc/APIchanges
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@ -13,6 +13,9 @@ libavutil: 2012-10-22
API changes, most recent first:
2013-xx-xx - xxxxxxx - lavu 52.8.0 - avstring.h
Add av_isdigit, av_isgraph, av_isspace, av_isxdigit.
2013-xx-xx - xxxxxxx - lavfi 3.4.0 - avfiltergraph.h
Add resample_lavr_opts to AVFilterGraph for setting libavresample options
for auto-inserted resample filters.

22
libavutil/avstring.c
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@ -213,6 +213,28 @@ const char *av_dirname(char *path)
return path;
}
int av_isdigit(int c)
{
return c >= '0' && c <= '9';
}
int av_isgraph(int c)
{
return c > 32 && c < 127;
}
int av_isspace(int c)
{
return c == ' ' || c == '\f' || c == '\n' || c == '\r' || c == '\t' ||
c == '\v';
}
int av_isxdigit(int c)
{
c = av_tolower(c);
return av_isdigit(c) || (c >= 'a' && c <= 'z');
}
#ifdef TEST
int main(void)

20
libavutil/avstring.h
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@ -151,6 +151,21 @@ char *av_d2str(double d);
*/
char *av_get_token(const char **buf, const char *term);
/**
* Locale-independent conversion of ASCII isdigit.
*/
int av_isdigit(int c);
/**
* Locale-independent conversion of ASCII isgraph.
*/
int av_isgraph(int c);
/**
* Locale-independent conversion of ASCII isspace.
*/
int av_isspace(int c);
/**
* Locale-independent conversion of ASCII characters to uppercase.
*/
@ -171,6 +186,11 @@ static inline int av_tolower(int c)
return c;
}
/**
* Locale-independent conversion of ASCII isxdigit.
*/
int av_isxdigit(int c);
/*
* Locale-independent case-insensitive compare.
* @note This means only ASCII-range characters are case-insensitive

2
libavutil/version.h
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@ -37,7 +37,7 @@
*/
#define LIBAVUTIL_VERSION_MAJOR 52
#define LIBAVUTIL_VERSION_MINOR 7
#define LIBAVUTIL_VERSION_MINOR 8
#define LIBAVUTIL_VERSION_MICRO 0
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \