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-rw-r--r--src/port/snprintf.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/src/port/snprintf.c b/src/port/snprintf.c
index 98e09c8b763..9c6eb493ee4 100644
--- a/src/port/snprintf.c
+++ b/src/port/snprintf.c
@@ -1002,8 +1002,8 @@ fmtptr(const void *value, PrintfTarget *target)
int vallen;
char convert[64];
- /* we rely on regular C library's sprintf to do the basic conversion */
- vallen = sprintf(convert, "%p", value);
+ /* we rely on regular C library's snprintf to do the basic conversion */
+ vallen = snprintf(convert, sizeof(convert), "%p", value);
if (vallen < 0)
target->failed = true;
else
@@ -1129,11 +1129,11 @@ fmtfloat(double value, char type, int forcesign, int leftjust,
int padlen; /* amount to pad with spaces */
/*
- * We rely on the regular C library's sprintf to do the basic conversion,
+ * We rely on the regular C library's snprintf to do the basic conversion,
* then handle padding considerations here.
*
* The dynamic range of "double" is about 1E+-308 for IEEE math, and not
- * too wildly more than that with other hardware. In "f" format, sprintf
+ * too wildly more than that with other hardware. In "f" format, snprintf
* could therefore generate at most 308 characters to the left of the
* decimal point; while we need to allow the precision to get as high as
* 308+17 to ensure that we don't truncate significant digits from very
@@ -1185,14 +1185,14 @@ fmtfloat(double value, char type, int forcesign, int leftjust,
fmt[2] = '*';
fmt[3] = type;
fmt[4] = '\0';
- vallen = sprintf(convert, fmt, prec, value);
+ vallen = snprintf(convert, sizeof(convert), fmt, prec, value);
}
else
{
fmt[0] = '%';
fmt[1] = type;
fmt[2] = '\0';
- vallen = sprintf(convert, fmt, value);
+ vallen = snprintf(convert, sizeof(convert), fmt, value);
}
if (vallen < 0)
goto fail;
@@ -1321,7 +1321,7 @@ pg_strfromd(char *str, size_t count, int precision, double value)
fmt[2] = '*';
fmt[3] = 'g';
fmt[4] = '\0';
- vallen = sprintf(convert, fmt, precision, value);
+ vallen = snprintf(convert, sizeof(convert), fmt, precision, value);
if (vallen < 0)
{
target.failed = true;