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tweaks: simplify two fragments of code

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This makes the handling of plain ASCII a tiny bit slower, but it
affects only the users of --constantshow without --minibar, so...

All other uses of mbstrlen() and collect_char() are not in speed-
critical code paths.
This commit is contained in:
Benno Schulenberg 2021-04-13 11:14:45 +02:00
parent eb7181b35e
commit 48fa14acc0
1 changed files with 2 additions and 16 deletions
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18
src/chars.c
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@ -297,13 +297,7 @@ size_t mbstrlen(const char *pointer)
size_t count = 0; size_t count = 0;
while (*pointer != '\0') { while (*pointer != '\0') {
#ifdef ENABLE_UTF8 pointer += char_length(pointer);
if ((unsigned char)*pointer > 0xC1)
pointer += char_length(pointer);
else
#endif
pointer++;
count++; count++;
} }
@ -314,15 +308,7 @@ size_t mbstrlen(const char *pointer)
* given string, and return a copy of this character in *thechar. */ * given string, and return a copy of this character in *thechar. */
int collect_char(const char *string, char *thechar) int collect_char(const char *string, char *thechar)
{ {
int charlen; int charlen = char_length(string);
#ifdef ENABLE_UTF8
/* If this is a UTF-8 starter byte, get the number of bytes of the character. */
if ((unsigned char)*string > 0xC1)
charlen = char_length(string);
else
#endif
charlen = 1;
for (int i = 0; i < charlen; i++) for (int i = 0; i < charlen; i++)
thechar[i] = string[i]; thechar[i] = string[i];