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Try to split long lines on spaces

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Try to split long lines on spaces to avoid words being splitted. This
can be turned off with the option `split_line_on_space'. The code
assumes that the terminal encoding has ASCII spaces.
This commit is contained in:
Sebastian Thorarensen 2014-10-11 18:47:39 +02:00
commit f81a54b937
6 changed files with 48 additions and 19 deletions
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33
src/core/misc.c
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@ -967,19 +967,30 @@ char *ascii_strdown(char *str)
return str;
}
char **strsplit_len(const char *str, int len)
char **strsplit_len(const char *str, int len, gboolean onspace)
{
char **ret;
size_t total_len = strlen(str);
int n = total_len / len;
int i;
char **ret = g_new(char *, 1);
int n;
int offset;
if (total_len % len)
n++;
ret = g_new(char *, n + 1);
for (i = 0; i < n; i++, str += len)
ret[i] = g_strndup(str, len);
for (n = 0; *str != '\0'; n++, str += MIN(len - offset, strlen(str))) {
offset = 0;
if (onspace) {
/*
* Try to find a space to split on and leave
* the space on the previous line.
*/
int i;
for (i = 0; i < len; i++) {
if (str[len-1-i] == ' ') {
offset = i;
break;
}
}
}
ret[n] = g_strndup(str, len - offset);
ret = g_renew(char *, ret, n + 2);
}
ret[n] = NULL;
return ret;