mirror of git://git.suckless.org/st
Simplify utf8decodebyte using some locals
These local variables help to make expressions simpler and avoid use a pointer as induction variable in a for loop.
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parent
c7a945c408
commit
23af75fc75
19
st.c
19
st.c
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@ -453,7 +453,7 @@ static void getbuttoninfo(XEvent *);
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static void mousereport(XEvent *);
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static size_t utf8decode(char *, long *, size_t);
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static long utf8decodebyte(char, size_t *);
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static long utf8decodebyte(uchar, size_t *);
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static size_t utf8encode(long, char *, size_t);
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static char utf8encodebyte(long, size_t);
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static size_t utf8len(char *);
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@ -590,11 +590,18 @@ utf8decode(char *c, long *u, size_t clen) {
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}
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long
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utf8decodebyte(char c, size_t *i) {
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for(*i = 0; *i < LEN(utfmask); ++(*i))
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if(((uchar)c & utfmask[*i]) == utfbyte[*i])
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return (uchar)c & ~utfmask[*i];
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return 0;
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utf8decodebyte(uchar c, size_t *len) {
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size_t i;
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long ret = 0;
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for(i = 0; i < LEN(utfmask); ++i) {
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if((c & utfmask[i]) == utfbyte[i]) {
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ret = c & ~utfmask[i];
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break;
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}
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}
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*len = i;
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return ret;
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}
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size_t
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