Handle EDQUOT and ENOSPC errors

(cherry picked from commit 435ae2f29a)

CHANGES

@@ -1,3 +1,6 @@
+5178.	[bug]		Handle EDQUOT (disk quota) and ENOSPC (disk full)
+			errors when writing files. [GL #902]
+
 5176.	[tests]		Remove a dependency on libxml in statschannel system
 			test. [GL #926]
 

lib/isc/include/isc/result.h

@@ -83,9 +83,13 @@
 #define ISC_R_UNSET			61	/*%< unset */
 #define ISC_R_MULTIPLE			62	/*%< multiple */
 #define ISC_R_WOULDBLOCK		63	/*%< would block */
+#define ISC_R_COMPLETE			64	/*%< complete */
+#define ISC_R_CRYPTOFAILURE		65	/*%< cryptography library failure */
+#define ISC_R_DISCQUOTA			66	/*%< disc quota */
+#define ISC_R_DISCFULL			67	/*%< disc full */
 
 /*% Not a result code: the number of results. */
-#define ISC_R_NRESULTS 			64
+#define ISC_R_NRESULTS 			68
 
 ISC_LANG_BEGINDECLS
 

lib/isc/result.c

@@ -99,6 +99,10 @@ static const char *description[ISC_R_NRESULTS] = {
 	"unset",				/*%< 61 */
 	"multiple",				/*%< 62 */
 	"would block",				/*%< 63 */
+	"complete",				/*%< 64 */
+	"crypto failure",			/*%< 65 */
+	"disc quota",				/*%< 66 */
+	"disc full",				/*%< 67 */
 };
 
 static const char *identifier[ISC_R_NRESULTS] = {
@@ -166,6 +170,10 @@ static const char *identifier[ISC_R_NRESULTS] = {
 	"ISC_R_UNSET",
 	"ISC_R_MULTIPLE",
 	"ISC_R_WOULDBLOCK",
+	"ISC_R_COMPLETE",
+	"ISC_R_CRYPTOFAILURE",
+	"ISC_R_DISCQUOTA",
+	"ISC_R_DISCFULL",
 };
 
 #define ISC_RESULT_RESULTSET			2

lib/isc/unix/errno2result.c

@@ -55,6 +55,12 @@ isc___errno2result(int posixerrno, bool dolog,
 	case ENFILE:
 	case EMFILE:
 		return (ISC_R_TOOMANYOPENFILES);
+#ifdef EDQUOT
+	case EDQUOT:
+		return (ISC_R_DISCQUOTA);
+#endif
+	case ENOSPC:
+		return (ISC_R_DISCFULL);
 #ifdef EOVERFLOW
 	case EOVERFLOW:
 		return (ISC_R_RANGE);

lib/isc/win32/errno2result.c

@@ -62,6 +62,8 @@ isc__errno2resultx(int posixerrno, bool dolog,
 	case EMFILE:
 	case WSAEMFILE:
 		return (ISC_R_TOOMANYOPENFILES);
+	case ENOSPC:
+		return (ISC_R_DISCFULL);
 	case ERROR_CANCELLED:
 		return (ISC_R_CANCELED);
 	case ERROR_CONNECTION_REFUSED: