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Add strip_unprintable, a function that strips all unprintable characters from a string.
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@ -78,4 +78,48 @@ strip_colour(char *string)
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return string;
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}
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static inline char *
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strip_unprintable(char *string)
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{
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char *c = string;
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char *c2 = string;
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char *last_non_space = NULL;
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/* c is source, c2 is target */
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for(; c && *c; c++)
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switch (*c)
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{
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case 3:
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if(isdigit(c[1]))
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{
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c++;
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if(isdigit(c[1]))
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c++;
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if(c[1] == ',' && isdigit(c[2]))
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{
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c += 2;
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if(isdigit(c[1]))
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c++;
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}
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}
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break;
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case 32:
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*c2++ = *c;
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break;
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default:
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if (*c < 32)
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break;
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*c2++ = *c;
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last_non_space = c2;
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break;
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}
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*c2 = '\0';
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if(last_non_space)
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*last_non_space = '\0';
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return string;
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}
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#endif
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