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tweaks: adjust a couple of comments

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This commit is contained in:
Benno Schulenberg 2016-05-29 21:45:52 +02:00
parent 4172268bd2
commit b42887fe14
1 changed files with 6 additions and 6 deletions
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12
src/chars.c
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@ -401,15 +401,14 @@ int parse_mbchar(const char *buf, char *chr, size_t *col)
/* Get the number of bytes in the multibyte character. */
buf_mb_len = mblen(buf, MB_CUR_MAX);
/* If buf contains an invalid multibyte character, only
* interpret buf's first byte. */
/* When the multibyte sequence is invalid, only take the first byte. */
if (buf_mb_len < 0) {
IGNORE_CALL_RESULT(mblen(NULL, 0));
buf_mb_len = 1;
} else if (buf_mb_len == 0)
buf_mb_len++;
/* Save the multibyte character in chr. */
/* When requested, store the multibyte character in chr. */
if (chr != NULL) {
int i;
@ -417,7 +416,7 @@ int parse_mbchar(const char *buf, char *chr, size_t *col)
chr[i] = buf[i];
}
/* Save the column width of the wide character in col. */
/* When requested, store the width of the wide character in col. */
if (col != NULL) {
/* If we have a tab, get its width in columns using the
* current value of col. */
@ -435,13 +434,14 @@ int parse_mbchar(const char *buf, char *chr, size_t *col)
} else
#endif
{
/* Get the number of bytes in the byte character. */
/* A byte character is one byte long. */
buf_mb_len = 1;
/* Save the byte character in chr. */
/* When requested, store the byte character in chr. */
if (chr != NULL)
*chr = *buf;
/* When requested, store the width of the wide character in col. */
if (col != NULL) {
/* If we have a tab, get its width in columns using the
* current value of col. */