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Posted to dev@tomcat.apache.org by fu...@apache.org on 2007/04/25 15:43:16 UTC
svn commit: r532352 - /tomcat/connectors/trunk/jk/native/common/ap_snprintf.c
Author: fuankg
Date: Wed Apr 25 06:43:15 2007
New Revision: 532352
URL: http://svn.apache.org/viewvc?view=rev&rev=532352
Log:
fixed wrong formatting after de-tabify.
Modified:
tomcat/connectors/trunk/jk/native/common/ap_snprintf.c
Modified: tomcat/connectors/trunk/jk/native/common/ap_snprintf.c
URL: http://svn.apache.org/viewvc/tomcat/connectors/trunk/jk/native/common/ap_snprintf.c?view=diff&rev=532352&r1=532351&r2=532352
==============================================================================
--- tomcat/connectors/trunk/jk/native/common/ap_snprintf.c (original)
+++ tomcat/connectors/trunk/jk/native/common/ap_snprintf.c Wed Apr 25 06:43:15 2007
@@ -45,17 +45,17 @@
} boolean_e;
#ifndef FALSE
-#define FALSE 0
+#define FALSE 0
#endif
#ifndef TRUE
-#define TRUE 1
+#define TRUE 1
#endif
#ifndef AP_LONGEST_LONG
-#define AP_LONGEST_LONG long
+#define AP_LONGEST_LONG long
#endif
-#define NUL '\0'
-#define WIDE_INT long
-#define WIDEST_INT AP_LONGEST_LONG
+#define NUL '\0'
+#define WIDE_INT long
+#define WIDEST_INT AP_LONGEST_LONG
typedef WIDE_INT wide_int;
typedef unsigned WIDE_INT u_wide_int;
@@ -68,18 +68,18 @@
#endif
typedef int bool_int;
-#define S_NULL "(null)"
-#define S_NULL_LEN 6
+#define S_NULL "(null)"
+#define S_NULL_LEN 6
-#define FLOAT_DIGITS 6
-#define EXPONENT_LENGTH 10
+#define FLOAT_DIGITS 6
+#define EXPONENT_LENGTH 10
/*
* NUM_BUF_SIZE is the size of the buffer used for arithmetic conversions
*
* XXX: this is a magic number; do not decrease it
*/
-#define NUM_BUF_SIZE 512
+#define NUM_BUF_SIZE 512
/*
* cvt.c - IEEE floating point formatting routines for FreeBSD
@@ -93,7 +93,7 @@
* sign is set to 0 for positive, 1 for negative
*/
-#define NDIG 80
+#define NDIG 80
/* buf must have at least NDIG bytes */
static char *ap_cvt(double arg, int ndigits, int *decpt, int *sign, int eflag, char *buf)
@@ -101,15 +101,15 @@
register int r2;
double fi, fj;
register char *p, *p1;
-
+
if (ndigits >= NDIG - 1)
- ndigits = NDIG - 2;
+ ndigits = NDIG - 2;
r2 = 0;
*sign = 0;
p = &buf[0];
if (arg < 0) {
- *sign = 1;
- arg = -arg;
+ *sign = 1;
+ arg = -arg;
}
arg = modf(arg, &fi);
p1 = &buf[NDIG];
@@ -117,53 +117,53 @@
* Do integer part
*/
if (fi != 0) {
- p1 = &buf[NDIG];
- while (p1 > &buf[0] && fi != 0) {
- fj = modf(fi / 10, &fi);
- *--p1 = (int) ((fj + .03) * 10) + '0';
- r2++;
- }
- while (p1 < &buf[NDIG])
- *p++ = *p1++;
+ p1 = &buf[NDIG];
+ while (p1 > &buf[0] && fi != 0) {
+ fj = modf(fi / 10, &fi);
+ *--p1 = (int) ((fj + .03) * 10) + '0';
+ r2++;
+ }
+ while (p1 < &buf[NDIG])
+ *p++ = *p1++;
}
else if (arg > 0) {
- while ((fj = arg * 10) < 1) {
- arg = fj;
- r2--;
- }
+ while ((fj = arg * 10) < 1) {
+ arg = fj;
+ r2--;
+ }
}
p1 = &buf[ndigits];
if (eflag == 0)
- p1 += r2;
+ p1 += r2;
*decpt = r2;
if (p1 < &buf[0]) {
- buf[0] = '\0';
- return (buf);
+ buf[0] = '\0';
+ return (buf);
}
while (p <= p1 && p < &buf[NDIG]) {
- arg *= 10;
- arg = modf(arg, &fj);
- *p++ = (int) fj + '0';
+ arg *= 10;
+ arg = modf(arg, &fj);
+ *p++ = (int) fj + '0';
}
if (p1 >= &buf[NDIG]) {
- buf[NDIG - 1] = '\0';
- return (buf);
+ buf[NDIG - 1] = '\0';
+ return (buf);
}
p = p1;
*p1 += 5;
while (*p1 > '9') {
- *p1 = '0';
- if (p1 > buf)
- ++ * --p1;
- else {
- *p1 = '1';
- (*decpt)++;
- if (eflag == 0) {
- if (p > buf)
- *p = '0';
- p++;
- }
- }
+ *p1 = '0';
+ if (p1 > buf)
+ ++ * --p1;
+ else {
+ *p1 = '1';
+ (*decpt)++;
+ if (eflag == 0) {
+ if (p > buf)
+ *p = '0';
+ p++;
+ }
+ }
}
*p = '\0';
return (buf);
@@ -194,51 +194,51 @@
p1 = ap_ecvt(number, ndigit, &decpt, &sign, buf1);
p2 = buf;
if (sign)
- *p2++ = '-';
+ *p2++ = '-';
for (i = ndigit - 1; i > 0 && p1[i] == '0'; i--)
- ndigit--;
+ ndigit--;
if ((decpt >= 0 && decpt - ndigit > 4)
- || (decpt < 0 && decpt < -3)) { /* use E-style */
- decpt--;
- *p2++ = *p1++;
- *p2++ = '.';
- for (i = 1; i < ndigit; i++)
- *p2++ = *p1++;
- *p2++ = 'e';
- if (decpt < 0) {
- decpt = -decpt;
- *p2++ = '-';
- }
- else
- *p2++ = '+';
- if (decpt / 100 > 0)
- *p2++ = decpt / 100 + '0';
- if (decpt / 10 > 0)
- *p2++ = (decpt % 100) / 10 + '0';
- *p2++ = decpt % 10 + '0';
+ || (decpt < 0 && decpt < -3)) { /* use E-style */
+ decpt--;
+ *p2++ = *p1++;
+ *p2++ = '.';
+ for (i = 1; i < ndigit; i++)
+ *p2++ = *p1++;
+ *p2++ = 'e';
+ if (decpt < 0) {
+ decpt = -decpt;
+ *p2++ = '-';
+ }
+ else
+ *p2++ = '+';
+ if (decpt / 100 > 0)
+ *p2++ = decpt / 100 + '0';
+ if (decpt / 10 > 0)
+ *p2++ = (decpt % 100) / 10 + '0';
+ *p2++ = decpt % 10 + '0';
}
else {
- if (decpt <= 0) {
- if (*p1 != '0')
- *p2++ = '.';
- while (decpt < 0) {
- decpt++;
- *p2++ = '0';
- }
- }
- for (i = 1; i <= ndigit; i++) {
- *p2++ = *p1++;
- if (i == decpt)
- *p2++ = '.';
- }
- if (ndigit < decpt) {
- while (ndigit++ < decpt)
- *p2++ = '0';
- *p2++ = '.';
- }
+ if (decpt <= 0) {
+ if (*p1 != '0')
+ *p2++ = '.';
+ while (decpt < 0) {
+ decpt++;
+ *p2++ = '0';
+ }
+ }
+ for (i = 1; i <= ndigit; i++) {
+ *p2++ = *p1++;
+ if (i == decpt)
+ *p2++ = '.';
+ }
+ if (ndigit < decpt) {
+ while (ndigit++ < decpt)
+ *p2++ = '0';
+ *p2++ = '.';
+ }
}
if (p2[-1] == '.' && !altform)
- p2--;
+ p2--;
*p2 = '\0';
return (buf);
}
@@ -253,27 +253,27 @@
*
* NOTE: Evaluation of the c argument should not have any side-effects
*/
-#define INS_CHAR(c, sp, bep, cc) \
- { \
- if (sp >= bep) { \
- vbuff->curpos = sp; \
- if (flush_func(vbuff)) \
- return -1; \
- sp = vbuff->curpos; \
- bep = vbuff->endpos; \
- } \
- *sp++ = (c); \
- cc++; \
- }
-
-#define NUM( c ) ( c - '0' )
-
-#define STR_TO_DEC( str, num ) \
- num = NUM( *str++ ) ; \
- while ( ap_isdigit( *str ) ) \
- { \
- num *= 10 ; \
- num += NUM( *str++ ) ; \
+#define INS_CHAR(c, sp, bep, cc) \
+ { \
+ if (sp >= bep) { \
+ vbuff->curpos = sp; \
+ if (flush_func(vbuff)) \
+ return -1; \
+ sp = vbuff->curpos; \
+ bep = vbuff->endpos; \
+ } \
+ *sp++ = (c); \
+ cc++; \
+ }
+
+#define NUM( c ) ( c - '0' )
+
+#define STR_TO_DEC( str, num ) \
+ num = NUM( *str++ ) ; \
+ while ( ap_isdigit( *str ) ) \
+ { \
+ num *= 10 ; \
+ num += NUM( *str++ ) ; \
}
/*
@@ -286,33 +286,33 @@
* NOTE: this makes use of the magic info that s is
* always based on num_buf with a size of NUM_BUF_SIZE.
*/
-#define FIX_PRECISION( adjust, precision, s, s_len ) \
- if ( adjust ) { \
+#define FIX_PRECISION( adjust, precision, s, s_len ) \
+ if ( adjust ) { \
int p = precision < NUM_BUF_SIZE - 1 ? precision : NUM_BUF_SIZE - 1; \
- while ( s_len < p ) \
- { \
- *--s = '0' ; \
- s_len++ ; \
- } \
+ while ( s_len < p ) \
+ { \
+ *--s = '0' ; \
+ s_len++ ; \
+ } \
}
/*
* Macro that does padding. The padding is done by printing
* the character ch.
*/
-#define PAD( width, len, ch ) do \
- { \
- INS_CHAR( ch, sp, bep, cc ) ; \
- width-- ; \
- } \
- while ( width > len )
+#define PAD( width, len, ch ) do \
+ { \
+ INS_CHAR( ch, sp, bep, cc ) ; \
+ width-- ; \
+ } \
+ while ( width > len )
/*
* Prefix the character ch to the string str
* Increase length
* Set the has_prefix flag
*/
-#define PREFIX( str, length, ch ) *--str = ch ; length++ ; has_prefix = YES
+#define PREFIX( str, length, ch ) *--str = ch ; length++ ; has_prefix = YES
/*
@@ -332,45 +332,45 @@
* latter is faster.
*/
static char *conv_10(register wide_int num, register bool_int is_unsigned,
- register bool_int *is_negative, char *buf_end,
- register int *len)
+ register bool_int *is_negative, char *buf_end,
+ register int *len)
{
register char *p = buf_end;
register u_wide_int magnitude;
if (is_unsigned) {
- magnitude = (u_wide_int) num;
- *is_negative = FALSE;
+ magnitude = (u_wide_int) num;
+ *is_negative = FALSE;
}
else {
- *is_negative = (num < 0);
+ *is_negative = (num < 0);
- /*
- * On a 2's complement machine, negating the most negative integer
- * results in a number that cannot be represented as a signed integer.
- * Here is what we do to obtain the number's magnitude:
- * a. add 1 to the number
- * b. negate it (becomes positive)
- * c. convert it to unsigned
- * d. add 1
- */
- if (*is_negative) {
- wide_int t = num + 1;
-
- magnitude = ((u_wide_int) -t) + 1;
- }
- else
- magnitude = (u_wide_int) num;
+ /*
+ * On a 2's complement machine, negating the most negative integer
+ * results in a number that cannot be represented as a signed integer.
+ * Here is what we do to obtain the number's magnitude:
+ * a. add 1 to the number
+ * b. negate it (becomes positive)
+ * c. convert it to unsigned
+ * d. add 1
+ */
+ if (*is_negative) {
+ wide_int t = num + 1;
+
+ magnitude = ((u_wide_int) -t) + 1;
+ }
+ else
+ magnitude = (u_wide_int) num;
}
/*
- * We use a do-while loop so that we write at least 1 digit
+ * We use a do-while loop so that we write at least 1 digit
*/
do {
- register u_wide_int new_magnitude = magnitude / 10;
+ register u_wide_int new_magnitude = magnitude / 10;
- *--p = (char) (magnitude - new_magnitude * 10 + '0');
- magnitude = new_magnitude;
+ *--p = (char) (magnitude - new_magnitude * 10 + '0');
+ magnitude = new_magnitude;
}
while (magnitude);
@@ -379,8 +379,8 @@
}
static char *conv_10_quad(widest_int num, register bool_int is_unsigned,
- register bool_int *is_negative, char *buf_end,
- register int *len)
+ register bool_int *is_negative, char *buf_end,
+ register int *len)
{
register char *p = buf_end;
u_widest_int magnitude;
@@ -391,42 +391,42 @@
* punt to the quicker version.
*/
if ((num <= ULONG_MAX && is_unsigned) || (num <= LONG_MAX && !is_unsigned))
- return(conv_10( (wide_int)num, is_unsigned, is_negative,
- buf_end, len));
+ return(conv_10( (wide_int)num, is_unsigned, is_negative,
+ buf_end, len));
if (is_unsigned) {
- magnitude = (u_widest_int) num;
- *is_negative = FALSE;
+ magnitude = (u_widest_int) num;
+ *is_negative = FALSE;
}
else {
- *is_negative = (num < 0);
+ *is_negative = (num < 0);
+
+ /*
+ * On a 2's complement machine, negating the most negative integer
+ * results in a number that cannot be represented as a signed integer.
+ * Here is what we do to obtain the number's magnitude:
+ * a. add 1 to the number
+ * b. negate it (becomes positive)
+ * c. convert it to unsigned
+ * d. add 1
+ */
+ if (*is_negative) {
+ widest_int t = num + 1;
- /*
- * On a 2's complement machine, negating the most negative integer
- * results in a number that cannot be represented as a signed integer.
- * Here is what we do to obtain the number's magnitude:
- * a. add 1 to the number
- * b. negate it (becomes positive)
- * c. convert it to unsigned
- * d. add 1
- */
- if (*is_negative) {
- widest_int t = num + 1;
-
- magnitude = ((u_widest_int) -t) + 1;
- }
- else
- magnitude = (u_widest_int) num;
+ magnitude = ((u_widest_int) -t) + 1;
+ }
+ else
+ magnitude = (u_widest_int) num;
}
/*
- * We use a do-while loop so that we write at least 1 digit
+ * We use a do-while loop so that we write at least 1 digit
*/
do {
- u_widest_int new_magnitude = magnitude / 10;
+ u_widest_int new_magnitude = magnitude / 10;
- *--p = (char) (magnitude - new_magnitude * 10 + '0');
- magnitude = new_magnitude;
+ *--p = (char) (magnitude - new_magnitude * 10 + '0');
+ magnitude = new_magnitude;
}
while (magnitude);
@@ -490,74 +490,74 @@
char buf1[NDIG];
if (format == 'f')
- p = ap_fcvt(num, precision, &decimal_point, is_negative, buf1);
- else /* either e or E format */
- p = ap_ecvt(num, precision + 1, &decimal_point, is_negative, buf1);
+ p = ap_fcvt(num, precision, &decimal_point, is_negative, buf1);
+ else /* either e or E format */
+ p = ap_ecvt(num, precision + 1, &decimal_point, is_negative, buf1);
/*
* Check for Infinity and NaN
*/
if (ap_isalpha(*p)) {
- *len = strlen(strcpy(buf, p));
- *is_negative = FALSE;
- return (buf);
+ *len = strlen(strcpy(buf, p));
+ *is_negative = FALSE;
+ return (buf);
}
if (format == 'f') {
- if (decimal_point <= 0) {
- *s++ = '0';
- if (precision > 0) {
- *s++ = '.';
- while (decimal_point++ < 0)
- *s++ = '0';
- }
- else if (add_dp)
- *s++ = '.';
- }
- else {
- while (decimal_point-- > 0)
- *s++ = *p++;
- if (precision > 0 || add_dp)
- *s++ = '.';
- }
+ if (decimal_point <= 0) {
+ *s++ = '0';
+ if (precision > 0) {
+ *s++ = '.';
+ while (decimal_point++ < 0)
+ *s++ = '0';
+ }
+ else if (add_dp)
+ *s++ = '.';
+ }
+ else {
+ while (decimal_point-- > 0)
+ *s++ = *p++;
+ if (precision > 0 || add_dp)
+ *s++ = '.';
+ }
}
else {
- *s++ = *p++;
- if (precision > 0 || add_dp)
- *s++ = '.';
+ *s++ = *p++;
+ if (precision > 0 || add_dp)
+ *s++ = '.';
}
/*
* copy the rest of p, the NUL is NOT copied
*/
while (*p)
- *s++ = *p++;
+ *s++ = *p++;
if (format != 'f') {
- char temp[EXPONENT_LENGTH]; /* for exponent conversion */
- int t_len;
- bool_int exponent_is_negative;
-
- *s++ = format; /* either e or E */
- decimal_point--;
- if (decimal_point != 0) {
- p = conv_10((wide_int) decimal_point, FALSE, &exponent_is_negative,
- &temp[EXPONENT_LENGTH], &t_len);
- *s++ = exponent_is_negative ? '-' : '+';
-
- /*
- * Make sure the exponent has at least 2 digits
- */
- if (t_len == 1)
- *s++ = '0';
- while (t_len--)
- *s++ = *p++;
- }
- else {
- *s++ = '+';
- *s++ = '0';
- *s++ = '0';
- }
+ char temp[EXPONENT_LENGTH]; /* for exponent conversion */
+ int t_len;
+ bool_int exponent_is_negative;
+
+ *s++ = format; /* either e or E */
+ decimal_point--;
+ if (decimal_point != 0) {
+ p = conv_10((wide_int) decimal_point, FALSE, &exponent_is_negative,
+ &temp[EXPONENT_LENGTH], &t_len);
+ *s++ = exponent_is_negative ? '-' : '+';
+
+ /*
+ * Make sure the exponent has at least 2 digits
+ */
+ if (t_len == 1)
+ *s++ = '0';
+ while (t_len--)
+ *s++ = *p++;
+ }
+ else {
+ *s++ = '+';
+ *s++ = '0';
+ *s++ = '0';
+ }
}
*len = s - buf;
@@ -579,7 +579,7 @@
* the number isn't quad size.
*/
static char *conv_p2(register u_wide_int num, register int nbits,
- char format, char *buf_end, register int *len)
+ char format, char *buf_end, register int *len)
{
register int mask = (1 << nbits) - 1;
register char *p = buf_end;
@@ -588,8 +588,8 @@
register const char *digits = (format == 'X') ? upper_digits : low_digits;
do {
- *--p = digits[num & mask];
- num >>= nbits;
+ *--p = digits[num & mask];
+ num >>= nbits;
}
while (num);
@@ -598,7 +598,7 @@
}
static char *conv_p2_quad(u_widest_int num, register int nbits,
- char format, char *buf_end, register int *len)
+ char format, char *buf_end, register int *len)
{
register int mask = (1 << nbits) - 1;
register char *p = buf_end;
@@ -607,11 +607,11 @@
register const char *digits = (format == 'X') ? upper_digits : low_digits;
if (num <= ULONG_MAX)
- return(conv_p2( (u_wide_int)num, nbits, format, buf_end, len));
+ return(conv_p2( (u_wide_int)num, nbits, format, buf_end, len));
do {
- *--p = digits[num & mask];
- num >>= nbits;
+ *--p = digits[num & mask];
+ num >>= nbits;
}
while (num);
@@ -638,7 +638,7 @@
register int min_width = 0;
int precision = 0;
enum {
- LEFT, RIGHT
+ LEFT, RIGHT
} adjust;
char pad_char;
char prefix_char;
@@ -650,10 +650,10 @@
u_wide_int ui_num;
char num_buf[NUM_BUF_SIZE];
- char char_buf[2]; /* for printing %% and %<unknown> */
+ char char_buf[2]; /* for printing %% and %<unknown> */
enum var_type_enum {
- IS_QUAD, IS_LONG, IS_SHORT, IS_INT
+ IS_QUAD, IS_LONG, IS_SHORT, IS_INT
};
enum var_type_enum var_type = IS_INT;
@@ -671,459 +671,459 @@
bep = vbuff->endpos;
while (*fmt) {
- if (*fmt != '%') {
- INS_CHAR(*fmt, sp, bep, cc);
- }
- else {
- /*
- * Default variable settings
- */
- adjust = RIGHT;
- alternate_form = print_sign = print_blank = NO;
- pad_char = ' ';
- prefix_char = NUL;
-
- fmt++;
-
- /*
- * Try to avoid checking for flags, width or precision
- */
- if (!ap_islower(*fmt)) {
- /*
- * Recognize flags: -, #, BLANK, +
- */
- for (;; fmt++) {
- if (*fmt == '-')
- adjust = LEFT;
- else if (*fmt == '+')
- print_sign = YES;
- else if (*fmt == '#')
- alternate_form = YES;
- else if (*fmt == ' ')
- print_blank = YES;
- else if (*fmt == '0')
- pad_char = '0';
- else
- break;
- }
-
- /*
- * Check if a width was specified
- */
- if (ap_isdigit(*fmt)) {
- STR_TO_DEC(fmt, min_width);
- adjust_width = YES;
- }
- else if (*fmt == '*') {
- min_width = va_arg(ap, int);
- fmt++;
- adjust_width = YES;
- if (min_width < 0) {
- adjust = LEFT;
- min_width = -min_width;
+ if (*fmt != '%') {
+ INS_CHAR(*fmt, sp, bep, cc);
}
- }
- else
- adjust_width = NO;
-
- /*
- * Check if a precision was specified
- */
- if (*fmt == '.') {
- adjust_precision = YES;
- fmt++;
- if (ap_isdigit(*fmt)) {
- STR_TO_DEC(fmt, precision);
- }
- else if (*fmt == '*') {
- precision = va_arg(ap, int);
- fmt++;
- if (precision < 0)
- precision = 0;
- }
- else
- precision = 0;
- }
- else
- adjust_precision = NO;
- }
- else
- adjust_precision = adjust_width = NO;
-
- /*
- * Modifier check
- */
- if (*fmt == 'q') {
- var_type = IS_QUAD;
- fmt++;
- }
- else if (*fmt == 'l') {
- var_type = IS_LONG;
- fmt++;
- }
- else if (*fmt == 'h') {
- var_type = IS_SHORT;
- fmt++;
- }
- else {
- var_type = IS_INT;
- }
-
- /*
- * Argument extraction and printing.
- * First we determine the argument type.
- * Then, we convert the argument to a string.
- * On exit from the switch, s points to the string that
- * must be printed, s_len has the length of the string
- * The precision requirements, if any, are reflected in s_len.
- *
- * NOTE: pad_char may be set to '0' because of the 0 flag.
- * It is reset to ' ' by non-numeric formats
- */
- switch (*fmt) {
- case 'u':
- if (var_type == IS_QUAD) {
- i_quad = va_arg(ap, u_widest_int);
- s = conv_10_quad(i_quad, 1, &is_negative,
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
- else {
- if (var_type == IS_LONG)
- i_num = (wide_int) va_arg(ap, u_wide_int);
- else if (var_type == IS_SHORT)
- i_num = (wide_int) (unsigned short) va_arg(ap, unsigned int);
- else
- i_num = (wide_int) va_arg(ap, unsigned int);
- s = conv_10(i_num, 1, &is_negative,
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
- FIX_PRECISION(adjust_precision, precision, s, s_len);
- break;
-
- case 'd':
- case 'i':
- if (var_type == IS_QUAD) {
- i_quad = va_arg(ap, widest_int);
- s = conv_10_quad(i_quad, 0, &is_negative,
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
- else {
- if (var_type == IS_LONG)
- i_num = (wide_int) va_arg(ap, wide_int);
- else if (var_type == IS_SHORT)
- i_num = (wide_int) (short) va_arg(ap, int);
- else
- i_num = (wide_int) va_arg(ap, int);
- s = conv_10(i_num, 0, &is_negative,
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
- FIX_PRECISION(adjust_precision, precision, s, s_len);
-
- if (is_negative)
- prefix_char = '-';
- else if (print_sign)
- prefix_char = '+';
- else if (print_blank)
- prefix_char = ' ';
- break;
-
-
- case 'o':
- if (var_type == IS_QUAD) {
- ui_quad = va_arg(ap, u_widest_int);
- s = conv_p2_quad(ui_quad, 3, *fmt,
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
- else {
- if (var_type == IS_LONG)
- ui_num = (u_wide_int) va_arg(ap, u_wide_int);
- else if (var_type == IS_SHORT)
- ui_num = (u_wide_int) (unsigned short) va_arg(ap, unsigned int);
- else
- ui_num = (u_wide_int) va_arg(ap, unsigned int);
- s = conv_p2(ui_num, 3, *fmt,
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
- FIX_PRECISION(adjust_precision, precision, s, s_len);
- if (alternate_form && *s != '0') {
- *--s = '0';
- s_len++;
- }
- break;
-
-
- case 'x':
- case 'X':
- if (var_type == IS_QUAD) {
- ui_quad = va_arg(ap, u_widest_int);
- s = conv_p2_quad(ui_quad, 4, *fmt,
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
- else {
- if (var_type == IS_LONG)
- ui_num = (u_wide_int) va_arg(ap, u_wide_int);
- else if (var_type == IS_SHORT)
- ui_num = (u_wide_int) (unsigned short) va_arg(ap, unsigned int);
- else
- ui_num = (u_wide_int) va_arg(ap, unsigned int);
- s = conv_p2(ui_num, 4, *fmt,
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
- FIX_PRECISION(adjust_precision, precision, s, s_len);
- if (alternate_form && i_num != 0) {
- *--s = *fmt; /* 'x' or 'X' */
- *--s = '0';
- s_len += 2;
- }
- break;
-
-
- case 's':
- s = va_arg(ap, char *);
- if (s != NULL) {
- s_len = strlen(s);
- if (adjust_precision && precision < s_len)
- s_len = precision;
- }
- else {
- s = S_NULL;
- s_len = S_NULL_LEN;
- }
- pad_char = ' ';
- break;
-
-
- case 'f':
- case 'e':
- case 'E':
- fp_num = va_arg(ap, double);
- /*
- * * We use &num_buf[ 1 ], so that we have room for the sign
- */
+ else {
+ /*
+ * Default variable settings
+ */
+ adjust = RIGHT;
+ alternate_form = print_sign = print_blank = NO;
+ pad_char = ' ';
+ prefix_char = NUL;
+
+ fmt++;
+
+ /*
+ * Try to avoid checking for flags, width or precision
+ */
+ if (!ap_islower(*fmt)) {
+ /*
+ * Recognize flags: -, #, BLANK, +
+ */
+ for (;; fmt++) {
+ if (*fmt == '-')
+ adjust = LEFT;
+ else if (*fmt == '+')
+ print_sign = YES;
+ else if (*fmt == '#')
+ alternate_form = YES;
+ else if (*fmt == ' ')
+ print_blank = YES;
+ else if (*fmt == '0')
+ pad_char = '0';
+ else
+ break;
+ }
+
+ /*
+ * Check if a width was specified
+ */
+ if (ap_isdigit(*fmt)) {
+ STR_TO_DEC(fmt, min_width);
+ adjust_width = YES;
+ }
+ else if (*fmt == '*') {
+ min_width = va_arg(ap, int);
+ fmt++;
+ adjust_width = YES;
+ if (min_width < 0) {
+ adjust = LEFT;
+ min_width = -min_width;
+ }
+ }
+ else
+ adjust_width = NO;
+
+ /*
+ * Check if a precision was specified
+ */
+ if (*fmt == '.') {
+ adjust_precision = YES;
+ fmt++;
+ if (ap_isdigit(*fmt)) {
+ STR_TO_DEC(fmt, precision);
+ }
+ else if (*fmt == '*') {
+ precision = va_arg(ap, int);
+ fmt++;
+ if (precision < 0)
+ precision = 0;
+ }
+ else
+ precision = 0;
+ }
+ else
+ adjust_precision = NO;
+ }
+ else
+ adjust_precision = adjust_width = NO;
+
+ /*
+ * Modifier check
+ */
+ if (*fmt == 'q') {
+ var_type = IS_QUAD;
+ fmt++;
+ }
+ else if (*fmt == 'l') {
+ var_type = IS_LONG;
+ fmt++;
+ }
+ else if (*fmt == 'h') {
+ var_type = IS_SHORT;
+ fmt++;
+ }
+ else {
+ var_type = IS_INT;
+ }
+
+ /*
+ * Argument extraction and printing.
+ * First we determine the argument type.
+ * Then, we convert the argument to a string.
+ * On exit from the switch, s points to the string that
+ * must be printed, s_len has the length of the string
+ * The precision requirements, if any, are reflected in s_len.
+ *
+ * NOTE: pad_char may be set to '0' because of the 0 flag.
+ * It is reset to ' ' by non-numeric formats
+ */
+ switch (*fmt) {
+ case 'u':
+ if (var_type == IS_QUAD) {
+ i_quad = va_arg(ap, u_widest_int);
+ s = conv_10_quad(i_quad, 1, &is_negative,
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
+ else {
+ if (var_type == IS_LONG)
+ i_num = (wide_int) va_arg(ap, u_wide_int);
+ else if (var_type == IS_SHORT)
+ i_num = (wide_int) (unsigned short) va_arg(ap, unsigned int);
+ else
+ i_num = (wide_int) va_arg(ap, unsigned int);
+ s = conv_10(i_num, 1, &is_negative,
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
+ FIX_PRECISION(adjust_precision, precision, s, s_len);
+ break;
+
+ case 'd':
+ case 'i':
+ if (var_type == IS_QUAD) {
+ i_quad = va_arg(ap, widest_int);
+ s = conv_10_quad(i_quad, 0, &is_negative,
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
+ else {
+ if (var_type == IS_LONG)
+ i_num = (wide_int) va_arg(ap, wide_int);
+ else if (var_type == IS_SHORT)
+ i_num = (wide_int) (short) va_arg(ap, int);
+ else
+ i_num = (wide_int) va_arg(ap, int);
+ s = conv_10(i_num, 0, &is_negative,
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
+ FIX_PRECISION(adjust_precision, precision, s, s_len);
+
+ if (is_negative)
+ prefix_char = '-';
+ else if (print_sign)
+ prefix_char = '+';
+ else if (print_blank)
+ prefix_char = ' ';
+ break;
+
+
+ case 'o':
+ if (var_type == IS_QUAD) {
+ ui_quad = va_arg(ap, u_widest_int);
+ s = conv_p2_quad(ui_quad, 3, *fmt,
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
+ else {
+ if (var_type == IS_LONG)
+ ui_num = (u_wide_int) va_arg(ap, u_wide_int);
+ else if (var_type == IS_SHORT)
+ ui_num = (u_wide_int) (unsigned short) va_arg(ap, unsigned int);
+ else
+ ui_num = (u_wide_int) va_arg(ap, unsigned int);
+ s = conv_p2(ui_num, 3, *fmt,
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
+ FIX_PRECISION(adjust_precision, precision, s, s_len);
+ if (alternate_form && *s != '0') {
+ *--s = '0';
+ s_len++;
+ }
+ break;
+
+
+ case 'x':
+ case 'X':
+ if (var_type == IS_QUAD) {
+ ui_quad = va_arg(ap, u_widest_int);
+ s = conv_p2_quad(ui_quad, 4, *fmt,
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
+ else {
+ if (var_type == IS_LONG)
+ ui_num = (u_wide_int) va_arg(ap, u_wide_int);
+ else if (var_type == IS_SHORT)
+ ui_num = (u_wide_int) (unsigned short) va_arg(ap, unsigned int);
+ else
+ ui_num = (u_wide_int) va_arg(ap, unsigned int);
+ s = conv_p2(ui_num, 4, *fmt,
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
+ FIX_PRECISION(adjust_precision, precision, s, s_len);
+ if (alternate_form && i_num != 0) {
+ *--s = *fmt; /* 'x' or 'X' */
+ *--s = '0';
+ s_len += 2;
+ }
+ break;
+
+
+ case 's':
+ s = va_arg(ap, char *);
+ if (s != NULL) {
+ s_len = strlen(s);
+ if (adjust_precision && precision < s_len)
+ s_len = precision;
+ }
+ else {
+ s = S_NULL;
+ s_len = S_NULL_LEN;
+ }
+ pad_char = ' ';
+ break;
+
+
+ case 'f':
+ case 'e':
+ case 'E':
+ fp_num = va_arg(ap, double);
+ /*
+ * * We use &num_buf[ 1 ], so that we have room for the sign
+ */
#ifdef HAVE_ISNAN
- if (isnan(fp_num)) {
- s = "nan";
- s_len = 3;
- }
- else
+ if (isnan(fp_num)) {
+ s = "nan";
+ s_len = 3;
+ }
+ else
#endif
#ifdef HAVE_ISINF
- if (isinf(fp_num)) {
- s = "inf";
- s_len = 3;
- }
- else
+ if (isinf(fp_num)) {
+ s = "inf";
+ s_len = 3;
+ }
+ else
#endif
- {
- s = conv_fp(*fmt, fp_num, alternate_form,
- (adjust_precision == NO) ? FLOAT_DIGITS : precision,
- &is_negative, &num_buf[1], &s_len);
- if (is_negative)
- prefix_char = '-';
- else if (print_sign)
- prefix_char = '+';
- else if (print_blank)
- prefix_char = ' ';
- }
- break;
-
-
- case 'g':
- case 'G':
- if (adjust_precision == NO)
- precision = FLOAT_DIGITS;
- else if (precision == 0)
- precision = 1;
- /*
- * * We use &num_buf[ 1 ], so that we have room for the sign
- */
- s = ap_gcvt(va_arg(ap, double), precision, &num_buf[1],
- alternate_form);
- if (*s == '-')
- prefix_char = *s++;
- else if (print_sign)
- prefix_char = '+';
- else if (print_blank)
- prefix_char = ' ';
-
- s_len = strlen(s);
-
- if (alternate_form && (q = strchr(s, '.')) == NULL) {
- s[s_len++] = '.';
- s[s_len] = '\0'; /* delimit for following strchr() */
- }
- if (*fmt == 'G' && (q = strchr(s, 'e')) != NULL)
- *q = 'E';
- break;
-
-
- case 'c':
- char_buf[0] = (char) (va_arg(ap, int));
- s = &char_buf[0];
- s_len = 1;
- pad_char = ' ';
- break;
-
-
- case '%':
- char_buf[0] = '%';
- s = &char_buf[0];
- s_len = 1;
- pad_char = ' ';
- break;
-
-
- case 'n':
- if (var_type == IS_QUAD)
- *(va_arg(ap, widest_int *)) = cc;
- else if (var_type == IS_LONG)
- *(va_arg(ap, long *)) = cc;
- else if (var_type == IS_SHORT)
- *(va_arg(ap, short *)) = cc;
- else
- *(va_arg(ap, int *)) = cc;
- break;
-
- /*
- * This is where we extend the printf format, with a second
- * type specifier
- */
- case 'p':
- switch(*++fmt) {
- /*
- * If the pointer size is equal to or smaller than the size
- * of the largest unsigned int, we convert the pointer to a
- * hex number, otherwise we print "%p" to indicate that we
- * don't handle "%p".
- */
- case 'p':
+ {
+ s = conv_fp(*fmt, fp_num, alternate_form,
+ (adjust_precision == NO) ? FLOAT_DIGITS : precision,
+ &is_negative, &num_buf[1], &s_len);
+ if (is_negative)
+ prefix_char = '-';
+ else if (print_sign)
+ prefix_char = '+';
+ else if (print_blank)
+ prefix_char = ' ';
+ }
+ break;
+
+
+ case 'g':
+ case 'G':
+ if (adjust_precision == NO)
+ precision = FLOAT_DIGITS;
+ else if (precision == 0)
+ precision = 1;
+ /*
+ * * We use &num_buf[ 1 ], so that we have room for the sign
+ */
+ s = ap_gcvt(va_arg(ap, double), precision, &num_buf[1],
+ alternate_form);
+ if (*s == '-')
+ prefix_char = *s++;
+ else if (print_sign)
+ prefix_char = '+';
+ else if (print_blank)
+ prefix_char = ' ';
+
+ s_len = strlen(s);
+
+ if (alternate_form && (q = strchr(s, '.')) == NULL) {
+ s[s_len++] = '.';
+ s[s_len] = '\0'; /* delimit for following strchr() */
+ }
+ if (*fmt == 'G' && (q = strchr(s, 'e')) != NULL)
+ *q = 'E';
+ break;
+
+
+ case 'c':
+ char_buf[0] = (char) (va_arg(ap, int));
+ s = &char_buf[0];
+ s_len = 1;
+ pad_char = ' ';
+ break;
+
+
+ case '%':
+ char_buf[0] = '%';
+ s = &char_buf[0];
+ s_len = 1;
+ pad_char = ' ';
+ break;
+
+
+ case 'n':
+ if (var_type == IS_QUAD)
+ *(va_arg(ap, widest_int *)) = cc;
+ else if (var_type == IS_LONG)
+ *(va_arg(ap, long *)) = cc;
+ else if (var_type == IS_SHORT)
+ *(va_arg(ap, short *)) = cc;
+ else
+ *(va_arg(ap, int *)) = cc;
+ break;
+
+ /*
+ * This is where we extend the printf format, with a second
+ * type specifier
+ */
+ case 'p':
+ switch(*++fmt) {
+ /*
+ * If the pointer size is equal to or smaller than the size
+ * of the largest unsigned int, we convert the pointer to a
+ * hex number, otherwise we print "%p" to indicate that we
+ * don't handle "%p".
+ */
+ case 'p':
#ifdef AP_VOID_P_IS_QUAD
- if (sizeof(void *) <= sizeof(u_widest_int)) {
- ui_quad = (u_widest_int) va_arg(ap, void *);
- s = conv_p2_quad(ui_quad, 4, 'x',
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
+ if (sizeof(void *) <= sizeof(u_widest_int)) {
+ ui_quad = (u_widest_int) va_arg(ap, void *);
+ s = conv_p2_quad(ui_quad, 4, 'x',
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
#else
- if (sizeof(void *) <= sizeof(u_wide_int)) {
- ui_num = (u_wide_int) va_arg(ap, void *);
- s = conv_p2(ui_num, 4, 'x',
- &num_buf[NUM_BUF_SIZE], &s_len);
- }
+ if (sizeof(void *) <= sizeof(u_wide_int)) {
+ ui_num = (u_wide_int) va_arg(ap, void *);
+ s = conv_p2(ui_num, 4, 'x',
+ &num_buf[NUM_BUF_SIZE], &s_len);
+ }
#endif
- else {
- s = "%p";
- s_len = 2;
- prefix_char = NUL;
- }
- pad_char = ' ';
- break;
+ else {
+ s = "%p";
+ s_len = 2;
+ prefix_char = NUL;
+ }
+ pad_char = ' ';
+ break;
#ifndef BUILD_STANDALONE
- /* print a struct sockaddr_in as a.b.c.d:port */
- case 'I':
- {
- struct sockaddr_in *si;
-
- si = va_arg(ap, struct sockaddr_in *);
- if (si != NULL) {
- s = conv_sockaddr_in(si, &num_buf[NUM_BUF_SIZE], &s_len);
- if (adjust_precision && precision < s_len)
- s_len = precision;
- }
- else {
- s = S_NULL;
- s_len = S_NULL_LEN;
- }
- pad_char = ' ';
- }
- break;
-
- /* print a struct in_addr as a.b.c.d */
- case 'A':
- {
- struct in_addr *ia;
-
- ia = va_arg(ap, struct in_addr *);
- if (ia != NULL) {
- s = conv_in_addr(ia, &num_buf[NUM_BUF_SIZE], &s_len);
- if (adjust_precision && precision < s_len)
- s_len = precision;
- }
- else {
- s = S_NULL;
- s_len = S_NULL_LEN;
- }
- pad_char = ' ';
- }
- break;
+ /* print a struct sockaddr_in as a.b.c.d:port */
+ case 'I':
+ {
+ struct sockaddr_in *si;
+
+ si = va_arg(ap, struct sockaddr_in *);
+ if (si != NULL) {
+ s = conv_sockaddr_in(si, &num_buf[NUM_BUF_SIZE], &s_len);
+ if (adjust_precision && precision < s_len)
+ s_len = precision;
+ }
+ else {
+ s = S_NULL;
+ s_len = S_NULL_LEN;
+ }
+ pad_char = ' ';
+ }
+ break;
+
+ /* print a struct in_addr as a.b.c.d */
+ case 'A':
+ {
+ struct in_addr *ia;
+
+ ia = va_arg(ap, struct in_addr *);
+ if (ia != NULL) {
+ s = conv_in_addr(ia, &num_buf[NUM_BUF_SIZE], &s_len);
+ if (adjust_precision && precision < s_len)
+ s_len = precision;
+ }
+ else {
+ s = S_NULL;
+ s_len = S_NULL_LEN;
+ }
+ pad_char = ' ';
+ }
+ break;
#endif
- case NUL:
- /* if %p ends the string, oh well ignore it */
- continue;
-
- default:
- s = "bogus %p";
- s_len = 8;
- prefix_char = NUL;
- break;
- }
- break;
-
- case NUL:
- /*
- * The last character of the format string was %.
- * We ignore it.
- */
- continue;
+ case NUL:
+ /* if %p ends the string, oh well ignore it */
+ continue;
+
+ default:
+ s = "bogus %p";
+ s_len = 8;
+ prefix_char = NUL;
+ break;
+ }
+ break;
+
+ case NUL:
+ /*
+ * The last character of the format string was %.
+ * We ignore it.
+ */
+ continue;
+
+
+ /*
+ * The default case is for unrecognized %'s.
+ * We print %<char> to help the user identify what
+ * option is not understood.
+ * This is also useful in case the user wants to pass
+ * the output of format_converter to another function
+ * that understands some other %<char> (like syslog).
+ * Note that we can't point s inside fmt because the
+ * unknown <char> could be preceded by width etc.
+ */
+ default:
+ char_buf[0] = '%';
+ char_buf[1] = *fmt;
+ s = char_buf;
+ s_len = 2;
+ pad_char = ' ';
+ break;
+ }
+
+ if (prefix_char != NUL && s != S_NULL && s != char_buf) {
+ *--s = prefix_char;
+ s_len++;
+ }
+
+ if (adjust_width && adjust == RIGHT && min_width > s_len) {
+ if (pad_char == '0' && prefix_char != NUL) {
+ INS_CHAR(*s, sp, bep, cc);
+ s++;
+ s_len--;
+ min_width--;
+ }
+ PAD(min_width, s_len, pad_char);
+ }
+
+ /*
+ * Print the string s.
+ */
+ for (i = s_len; i != 0; i--) {
+ INS_CHAR(*s, sp, bep, cc);
+ s++;
+ }
-
- /*
- * The default case is for unrecognized %'s.
- * We print %<char> to help the user identify what
- * option is not understood.
- * This is also useful in case the user wants to pass
- * the output of format_converter to another function
- * that understands some other %<char> (like syslog).
- * Note that we can't point s inside fmt because the
- * unknown <char> could be preceded by width etc.
- */
- default:
- char_buf[0] = '%';
- char_buf[1] = *fmt;
- s = char_buf;
- s_len = 2;
- pad_char = ' ';
- break;
- }
-
- if (prefix_char != NUL && s != S_NULL && s != char_buf) {
- *--s = prefix_char;
- s_len++;
- }
-
- if (adjust_width && adjust == RIGHT && min_width > s_len) {
- if (pad_char == '0' && prefix_char != NUL) {
- INS_CHAR(*s, sp, bep, cc);
- s++;
- s_len--;
- min_width--;
- }
- PAD(min_width, s_len, pad_char);
- }
-
- /*
- * Print the string s.
- */
- for (i = s_len; i != 0; i--) {
- INS_CHAR(*s, sp, bep, cc);
- s++;
- }
-
- if (adjust_width && adjust == LEFT && min_width > s_len)
- PAD(min_width, s_len, pad_char);
- }
- fmt++;
+ if (adjust_width && adjust == LEFT && min_width > s_len)
+ PAD(min_width, s_len, pad_char);
+ }
+ fmt++;
}
vbuff->curpos = sp;
@@ -1147,7 +1147,7 @@
ap_vformatter_buff vbuff;
if (len == 0)
- return 0;
+ return 0;
/* save one byte for nul terminator */
vbuff.curpos = buf;
@@ -1161,13 +1161,13 @@
API_EXPORT(int) ap_vsnprintf(char *buf, size_t len, const char *format,
- va_list ap)
+ va_list ap)
{
int cc;
ap_vformatter_buff vbuff;
if (len == 0)
- return 0;
+ return 0;
/* save one byte for nul terminator */
vbuff.curpos = buf;
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