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-rw-r--r--source3/lib/snprintf.c34
1 files changed, 20 insertions, 14 deletions
diff --git a/source3/lib/snprintf.c b/source3/lib/snprintf.c
index 9a9dcdbae1..3034dfaaf6 100644
--- a/source3/lib/snprintf.c
+++ b/source3/lib/snprintf.c
@@ -57,6 +57,12 @@
#ifndef NO_CONFIG_H /* for some tests */
#include "config.h"
+#else
+#define NULL 0
+#endif
+
+#ifdef TEST_SNPRINTF /* need math library headers for testing */
+#include <math.h>
#endif
#ifdef HAVE_STRING_H
@@ -656,9 +662,8 @@ static void fmtfp (char *buffer, size_t *currlen, size_t maxlen,
/* Convert integer part */
do {
- temp = intpart;
- my_modf(intpart*0.1, &intpart);
- temp = temp*0.1;
+ temp = intpart*0.1;
+ my_modf(temp, &intpart);
index = (int) ((temp -intpart +0.05)* 10.0);
/* index = (int) (((double)(temp*0.1) -intpart +0.05) *10.0); */
/* printf ("%llf, %f, %x\n", temp, intpart, index); */
@@ -672,9 +677,8 @@ static void fmtfp (char *buffer, size_t *currlen, size_t maxlen,
if (fracpart)
{
do {
- temp = fracpart;
- my_modf(fracpart*0.1, &fracpart);
- temp = temp*0.1;
+ temp = fracpart*0.1;
+ my_modf(temp, &fracpart);
index = (int) ((temp -fracpart +0.05)* 10.0);
/* index = (int) ((((temp/10) -fracpart) +0.05) *10); */
/* printf ("%lf, %lf, %ld\n", temp, fracpart, index); */
@@ -726,14 +730,14 @@ static void fmtfp (char *buffer, size_t *currlen, size_t maxlen,
if (max > 0) {
dopr_outch (buffer, currlen, maxlen, '.');
+ while (zpadlen > 0) {
+ dopr_outch (buffer, currlen, maxlen, '0');
+ --zpadlen;
+ }
+
while (fplace > 0)
dopr_outch (buffer, currlen, maxlen, fconvert[--fplace]);
}
-
- while (zpadlen > 0) {
- dopr_outch (buffer, currlen, maxlen, '0');
- --zpadlen;
- }
while (padlen < 0) {
dopr_outch (buffer, currlen, maxlen, ' ');
@@ -853,7 +857,7 @@ static void dopr_outch(char *buffer, size_t *currlen, size_t maxlen, char c)
NULL
};
double fp_nums[] = { 6442452944.1234, -1.5, 134.21, 91340.2, 341.1234, 0203.9, 0.96, 0.996,
- 0.9996, 1.996, 4.136, 0};
+ 0.9996, 1.996, 4.136, 5.030201, 0};
char *int_fmt[] = {
"%-1.5d",
"%1.5d",
@@ -948,8 +952,10 @@ static void dopr_outch(char *buffer, size_t *currlen, size_t maxlen, char c)
{
double v0 = 0.12345678901234567890123456789012345678901;
for (x=0; x<100; x++) {
- snprintf(buf1, sizeof(buf1), "%1.1f", v0*pow(10, x));
- sprintf(buf2, "%1.1f", v0*pow(10, x));
+ double p = pow(10, x);
+ double r = v0*p;
+ snprintf(buf1, sizeof(buf1), "%1.1f", r);
+ sprintf(buf2, "%1.1f", r);
if (strcmp(buf1, buf2)) {
printf("we seem to support %d digits\n", x-1);
break;