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-rw-r--r--dbug/dbug.c6
-rw-r--r--include/mysql/service_my_snprintf.h2
-rw-r--r--strings/my_vsnprintf.c14
-rw-r--r--unittest/mysys/my_vsnprintf-t.c11
4 files changed, 20 insertions, 13 deletions
diff --git a/dbug/dbug.c b/dbug/dbug.c
index fd87669b8ca..4968d9e0568 100644
--- a/dbug/dbug.c
+++ b/dbug/dbug.c
@@ -1335,15 +1335,11 @@ void _db_doprnt_(const char *format,...)
* This function is intended as a
* vfprintf clone with consistent, platform independent output for
* problematic formats like %p, %zd and %lld.
- * However: full functionality for my_vsnprintf has not been backported yet,
- * so code using "%g" or "%f" will have undefined behaviour.
*/
static void DbugVfprintf(FILE *stream, const char* format, va_list args)
{
char cvtbuf[1024];
- size_t len;
- /* Do not use my_vsnprintf, it does not support "%g". */
- len = vsnprintf(cvtbuf, sizeof(cvtbuf), format, args);
+ (void) my_vsnprintf(cvtbuf, sizeof(cvtbuf), format, args);
(void) fprintf(stream, "%s\n", cvtbuf);
}
diff --git a/include/mysql/service_my_snprintf.h b/include/mysql/service_my_snprintf.h
index d7f8d07e110..f6b4aa39dc5 100644
--- a/include/mysql/service_my_snprintf.h
+++ b/include/mysql/service_my_snprintf.h
@@ -53,7 +53,7 @@
<length modifier> can be 'l', 'll', or 'z'.
Supported formats are 's' (null pointer is accepted, printed as
- "(null)"), 'b' (extension, see below), 'c', 'd', 'u', 'x', 'o',
+ "(null)"), 'b' (extension, see below), 'c', 'd', 'i', 'u', 'x', 'o',
'X', 'p' (works as 0x%x).
Standard syntax for positional arguments $n is supported.
diff --git a/strings/my_vsnprintf.c b/strings/my_vsnprintf.c
index 251c3905d5a..1284203f739 100644
--- a/strings/my_vsnprintf.c
+++ b/strings/my_vsnprintf.c
@@ -255,7 +255,7 @@ static char *process_int_arg(char *to, char *end, size_t length,
if ((to_length= (size_t) (end-to)) < 16 || length)
store_start= buff;
- if (arg_type == 'd')
+ if (arg_type == 'd' || arg_type == 'i')
store_end= longlong10_to_str(par, store_start, -10);
else if (arg_type == 'u')
store_end= longlong10_to_str(par, store_start, 10);
@@ -399,6 +399,7 @@ start:
args_arr[i].double_arg= va_arg(ap, double);
break;
case 'd':
+ case 'i':
case 'u':
case 'x':
case 'X':
@@ -406,7 +407,7 @@ start:
case 'p':
if (args_arr[i].have_longlong)
args_arr[i].longlong_arg= va_arg(ap,longlong);
- else if (args_arr[i].arg_type == 'd')
+ else if (args_arr[i].arg_type == 'd' || args_arr[i].arg_type == 'i')
args_arr[i].longlong_arg= va_arg(ap, int);
else
args_arr[i].longlong_arg= va_arg(ap, uint);
@@ -458,6 +459,7 @@ start:
break;
}
case 'd':
+ case 'i':
case 'u':
case 'x':
case 'X':
@@ -472,7 +474,7 @@ start:
if (args_arr[print_arr[i].arg_idx].have_longlong)
larg = args_arr[print_arr[i].arg_idx].longlong_arg;
- else if (print_arr[i].arg_type == 'd')
+ else if (print_arr[i].arg_type == 'd' || print_arr[i].arg_type == 'i' )
larg = (int) args_arr[print_arr[i].arg_idx].longlong_arg;
else
larg= (uint) args_arr[print_arr[i].arg_idx].longlong_arg;
@@ -615,8 +617,8 @@ size_t my_vsnprintf_ex(CHARSET_INFO *cs, char *to, size_t n,
to= process_dbl_arg(to, end, width, d, *fmt);
continue;
}
- else if (*fmt == 'd' || *fmt == 'u' || *fmt == 'x' || *fmt == 'X' ||
- *fmt == 'p' || *fmt == 'o')
+ else if (*fmt == 'd' || *fmt == 'i' || *fmt == 'u' || *fmt == 'x' ||
+ *fmt == 'X' || *fmt == 'p' || *fmt == 'o')
{
/* Integer parameter */
longlong larg;
@@ -625,7 +627,7 @@ size_t my_vsnprintf_ex(CHARSET_INFO *cs, char *to, size_t n,
if (have_longlong)
larg = va_arg(ap,longlong);
- else if (*fmt == 'd')
+ else if (*fmt == 'd' || *fmt == 'i')
larg = va_arg(ap, int);
else
larg= va_arg(ap, uint);
diff --git a/unittest/mysys/my_vsnprintf-t.c b/unittest/mysys/my_vsnprintf-t.c
index 4ef6c310c8f..e7f37774f85 100644
--- a/unittest/mysys/my_vsnprintf-t.c
+++ b/unittest/mysys/my_vsnprintf-t.c
@@ -31,7 +31,7 @@ void test1(const char *res, const char *fmt, ...)
int main(void)
{
- plan(54);
+ plan(58);
test1("Constant string",
"Constant string");
@@ -44,6 +44,8 @@ int main(void)
"Format specifier c %c", '!');
test1("Format specifier d 1",
"Format specifier d %d", 1);
+ test1("Format specifier i 1",
+ "Format specifier i %i", 1);
test1("Format specifier u 2",
"Format specifier u %u", 2);
test1("Format specifier o 375",
@@ -77,6 +79,9 @@ int main(void)
test1("Length modifiers work: 1 * -1 * 2 * 3",
"Length modifiers work: %d * %ld * %lld * %zd", 1, -1L, 2LL, (size_t)3);
+ test1("Length modifiers work: 1 * -1 * 2 * 3",
+ "Length modifiers work: %i * %li * %lli * %zd", 1, -1L, 2LL, (size_t)3);
+
test1("long long X: 123456789abcdef0",
"long long X: %llx", 0x123456789abcdef0LL);
@@ -121,6 +126,10 @@ int main(void)
"Hello int, %d", 1);
test1("Hello int, -1",
"Hello int, %d", -1);
+ test1("Hello int, 1",
+ "Hello int, %i", 1);
+ test1("Hello int, -1",
+ "Hello int, %i", -1);
test1("Hello string 'I am a string'",
"Hello string '%s'", "I am a string");
test1("Hello hack hack hack hack hack hack hack 1",