trim_trailing_zeros()

static void trim_trailing_zeros ( char *  str )

static

Definition at line 446 of file lwprint.c.

{
        char *ptr, *totrim = NULL;
        int len;
        int i;
 
        LWDEBUGF(3, "input: %s", str);
 
        ptr = strchr(str, '.');
        if (!ptr) return; /* no dot, no decimal digits */
 
        LWDEBUGF(3, "ptr: %s", ptr);
 
        len = strlen(ptr);
        for (i = len - 1; i; i--)
        {
                if (ptr[i] != '0') break;
                totrim = &ptr[i];
        }
        if (totrim)
        {
                if (ptr == totrim - 1)
                        *ptr = '\0';
                else
                        *totrim = '\0';
        }
 
        LWDEBUGF(3, "output: %s", str);
}

References LWDEBUGF.

Referenced by lwprint_double().

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