+ /* get parameter value, do initial processing */
+ switch (fmt_spec) {
+ case '%': /* % behaves similar to 's' regarding flags and field widths */
+ case 'c': /* c behaves similar to 's' regarding flags and field widths */
+ case 's':
+ length_modifier = '\0'; /* wint_t and wchar_t not supported */
+ /* the result of zero padding flag with non-numeric conversion specifier*/
+ /* is undefined. Solaris and HPUX 10 does zero padding in this case, */
+ /* Digital Unix and Linux does not. */
+#if !defined(SOLARIS_COMPATIBLE) && !defined(HPUX_COMPATIBLE)
+ zero_padding = 0; /* turn zero padding off for string conversions */
+#endif
+ str_arg_l = 1;
+ switch (fmt_spec) {
+ case '%':
+ str_arg = p; break;
+ case 'c': {
+ int j = va_arg(ap, int);
+ uchar_arg = (unsigned char) j; /* standard demands unsigned char */
+ str_arg = (const char *) &uchar_arg;
+ break;
+ }
+ case 's':
+ str_arg = va_arg(ap, const char *);
+ if (!str_arg) str_arg_l = 0;
+ /* make sure not to address string beyond the specified precision !!! */
+ else if (!precision_specified) str_arg_l = strlen(str_arg);
+ /* truncate string if necessary as requested by precision */
+ else if (precision == 0) str_arg_l = 0;
+ else {
+ /* memchr on HP does not like n > 2^31 !!! */
+ char *q = (char *) memchr(str_arg, '\0',
+ precision <= 0x7fffffff ? precision : 0x7fffffff);
+ str_arg_l = !q ? precision : (q-str_arg);
+ }
+ break;
+ default: break;
+ }
+ break;
+ case 'd': case 'u': case 'o': case 'x': case 'X': case 'p': {
+ /* NOTE: the u, o, x, X and p conversion specifiers imply