diff options
Diffstat (limited to 'st.c')
| -rw-r--r-- | st.c | 18 |
1 files changed, 17 insertions, 1 deletions
@@ -71,7 +71,7 @@ char *argv0; #define ISCONTROLC0(c) (BETWEEN(c, 0, 0x1f) || (c) == '\177') #define ISCONTROLC1(c) (BETWEEN(c, 0x80, 0x9f)) #define ISCONTROL(c) (ISCONTROLC0(c) || ISCONTROLC1(c)) -#define ISDELIM(u) (BETWEEN(u, 0, 127) && strchr(worddelimiters, u) != NULL) +#define ISDELIM(u) (utf8strchr(worddelimiters, u) != NULL) #define LIMIT(x, a, b) (x) = (x) < (a) ? (a) : (x) > (b) ? (b) : (x) #define ATTRCMP(a, b) ((a).mode != (b).mode || (a).fg != (b).fg || (a).bg != (b).bg) #define IS_SET(flag) ((term.mode & (flag)) != 0) @@ -473,6 +473,7 @@ static size_t utf8decode(char *, Rune *, size_t); static Rune utf8decodebyte(char, size_t *); static size_t utf8encode(Rune, char *); static char utf8encodebyte(Rune, size_t); +static char *utf8strchr(char *s, Rune u); static size_t utf8validate(Rune *, size_t); static ssize_t xwrite(int, const char *, size_t); @@ -640,6 +641,21 @@ utf8encodebyte(Rune u, size_t i) { return utfbyte[i] | (u & ~utfmask[i]); } +char * +utf8strchr(char *s, Rune u) { + Rune r; + size_t i, j, len; + + len = strlen(s); + for(i = 0, j = 0; i < len; i += j) { + if(!(j = utf8decode(&s[i], &r, len - i))) + break; + if(r == u) + return &(s[i]); + } + return NULL; +} + size_t utf8validate(Rune *u, size_t i) { if(!BETWEEN(*u, utfmin[i], utfmax[i]) || BETWEEN(*u, 0xD800, 0xDFFF)) |