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trim.c
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1985-07-22
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256 b
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12 lines
/*
** trim -- trim \n from str & return its length
*/
trim(str) char *str; {
char *s;
s = str - 1;
while(*++s) ; /* prefix ++ is faster */
if((*--s == '\n') && (s >= str)) *s = NULL; else ++s;
return (s - str);
}