Make sure that disabling the MAYLOSEDATA3 warning is only done when the

compiler supports it.  Otherwise, there are warnings about it lacking
everywhere, which is quite tedious to read through while trying to check
for other warnings.

4 files changed, 59 insertions, 11 deletions

diff --git a/apps/makeapps.com b/apps/makeapps.com
index e7cf92562b..47457afc7c 100644
--- a/apps/makeapps.com
+++ b/apps/makeapps.com
@@ -773,9 +773,12 @@ $ CCDEFS = "MONOLITH"
 $ IF F$TYPE(USER_CCDEFS) .NES. "" THEN CCDEFS = CCDEFS + "," + USER_CCDEFS
 $ CCEXTRAFLAGS = ""
 $ IF F$TYPE(USER_CCFLAGS) .NES. "" THEN CCEXTRAFLAGS = USER_CCFLAGS
-$ CCDISABLEWARNINGS = "MAYLOSEDATA3" !!! "LONGLONGTYPE,LONGLONGSUFX,FOUNDCR"
-$ IF F$TYPE(USER_CCDISABLEWARNINGS) .NES. "" THEN -
-	CCDISABLEWARNINGS = CCDISABLEWARNINGS + "," + USER_CCDISABLEWARNINGS
+$ CCDISABLEWARNINGS = "" !!! "MAYLOSEDATA3" !!! "LONGLONGTYPE,LONGLONGSUFX,FOUNDCR"
+$ IF F$TYPE(USER_CCDISABLEWARNINGS) .NES. ""
+$ THEN
+$     IF CCDISABLEWARNINGS .NES. THEN CCDISABLEWARNINGS = CCDISABLEWARNINGS + ","
+$     CCDISABLEWARNINGS = CCDISABLEWARNINGS + USER_CCDISABLEWARNINGS
+$ ENDIF
 $!
 $! Check To See If We Have A ZLIB Option.
 $!
@@ -1064,6 +1067,18 @@ $! Finish up the definition of CC.
 $!
 $ IF COMPILER .EQS. "DECC"
 $ THEN
+$!  Not all compiler versions support MAYLOSEDATA3.
+$   OPT_TEST = "MAYLOSEDATA3"
+$   DEFINE /USER_MODE SYS$ERROR NL:
+$   DEFINE /USER_MODE SYS$OUTPUT NL:
+$   'CC' /NOCROSS_REFERENCE /NOLIST /NOOBJECT -
+      /WARNINGS = DISABLE = ('OPT_TEST', EMPTYFILE) NL:
+$   IF ($SEVERITY)
+$   THEN
+$     IF CCDISABLEWARNINGS .NES. "" THEN -
+        CCDISABLEWARNINGS = CCDISABLEWARNINGS+ ","
+$     CCDISABLEWARNINGS = CCDISABLEWARNINGS+ OPT_TEST
+$   ENDIF
 $   IF CCDISABLEWARNINGS .NES. ""
 $   THEN
 $     CCDISABLEWARNINGS = " /WARNING=(DISABLE=(" + CCDISABLEWARNINGS + "))"
diff --git a/crypto/crypto-lib.com b/crypto/crypto-lib.com
index 36bb504007..eab031b89d 100644
--- a/crypto/crypto-lib.com
+++ b/crypto/crypto-lib.com
@@ -1132,9 +1132,12 @@ $ CCDEFS = "TCPIP_TYPE_''P4',DSO_VMS"
 $ IF F$TYPE(USER_CCDEFS) .NES. "" THEN CCDEFS = CCDEFS + "," + USER_CCDEFS
 $ CCEXTRAFLAGS = ""
 $ IF F$TYPE(USER_CCFLAGS) .NES. "" THEN CCEXTRAFLAGS = USER_CCFLAGS
-$ CCDISABLEWARNINGS = "MAYLOSEDATA3" !!! "LONGLONGTYPE,LONGLONGSUFX,FOUNDCR"
-$ IF F$TYPE(USER_CCDISABLEWARNINGS) .NES. "" THEN -
-	CCDISABLEWARNINGS = CCDISABLEWARNINGS + "," + USER_CCDISABLEWARNINGS
+$ CCDISABLEWARNINGS = "" !!! "MAYLOSEDATA3" !!! "LONGLONGTYPE,LONGLONGSUFX,FOUNDCR"
+$ IF F$TYPE(USER_CCDISABLEWARNINGS) .NES. ""
+$ THEN
+$     IF CCDISABLEWARNINGS .NES. THEN CCDISABLEWARNINGS = CCDISABLEWARNINGS + ","
+$     CCDISABLEWARNINGS = CCDISABLEWARNINGS + USER_CCDISABLEWARNINGS
+$ ENDIF
 $!
 $! Check To See If We Have A ZLIB Option.
 $!
@@ -1299,6 +1302,18 @@ $!  Finish up the definition of CC.
 $!
 $   IF COMPILER .EQS. "DECC"
 $   THEN
+$!    Not all compiler versions support MAYLOSEDATA3.
+$     OPT_TEST = "MAYLOSEDATA3"
+$     DEFINE /USER_MODE SYS$ERROR NL:
+$     DEFINE /USER_MODE SYS$OUTPUT NL:
+$     'CC' /NOCROSS_REFERENCE /NOLIST /NOOBJECT -
+       /WARNINGS = DISABLE = ('OPT_TEST', EMPTYFILE) NL:
+$     IF ($SEVERITY)
+$     THEN
+$       IF CCDISABLEWARNINGS .NES. "" THEN -
+         CCDISABLEWARNINGS = CCDISABLEWARNINGS+ ","
+$       CCDISABLEWARNINGS = CCDISABLEWARNINGS+ OPT_TEST
+$     ENDIF
 $     IF CCDISABLEWARNINGS .EQS. ""
 $     THEN
 $       CC4DISABLEWARNINGS = "DOLLARID"
diff --git a/engines/makeengines.com b/engines/makeengines.com
index 48a0c2e9f7..64dc90f2f5 100644
--- a/engines/makeengines.com
+++ b/engines/makeengines.com
@@ -756,9 +756,12 @@ $ CCDEFS = "TCPIP_TYPE_''OPT_TCPIP_LIB',DSO_VMS"
 $ IF F$TYPE(USER_CCDEFS) .NES. "" THEN CCDEFS = CCDEFS + "," + USER_CCDEFS
 $ CCEXTRAFLAGS = ""
 $ IF F$TYPE(USER_CCFLAGS) .NES. "" THEN CCEXTRAFLAGS = USER_CCFLAGS
-$ CCDISABLEWARNINGS = "MAYLOSEDATA3" !!! "LONGLONGTYPE,LONGLONGSUFX"
-$ IF F$TYPE(USER_CCDISABLEWARNINGS) .NES. "" THEN -
-	CCDISABLEWARNINGS = CCDISABLEWARNINGS + "," + USER_CCDISABLEWARNINGS
+$ CCDISABLEWARNINGS = "" !!! "MAYLOSEDATA3" !!! "LONGLONGTYPE,LONGLONGSUFX"
+$ IF F$TYPE(USER_CCDISABLEWARNINGS) .NES. ""
+$ THEN
+$     IF CCDISABLEWARNINGS .NES. THEN CCDISABLEWARNINGS = CCDISABLEWARNINGS + ","
+$     CCDISABLEWARNINGS = CCDISABLEWARNINGS + USER_CCDISABLEWARNINGS
+$ ENDIF
 $!
 $! Check To See If We Have A ZLIB Option.
 $!
@@ -922,6 +925,18 @@ $!  Finish up the definition of CC.
 $!
 $   IF COMPILER .EQS. "DECC"
 $   THEN
+$!    Not all compiler versions support MAYLOSEDATA3.
+$     OPT_TEST = "MAYLOSEDATA3"
+$     DEFINE /USER_MODE SYS$ERROR NL:
+$     DEFINE /USER_MODE SYS$OUTPUT NL:
+$     'CC' /NOCROSS_REFERENCE /NOLIST /NOOBJECT -
+       /WARNINGS = DISABLE = ('OPT_TEST', EMPTYFILE) NL:
+$     IF ($SEVERITY)
+$     THEN
+$       IF CCDISABLEWARNINGS .NES. "" THEN -
+         CCDISABLEWARNINGS = CCDISABLEWARNINGS+ ","
+$       CCDISABLEWARNINGS = CCDISABLEWARNINGS+ OPT_TEST
+$     ENDIF
 $     IF CCDISABLEWARNINGS .NES. ""
 $     THEN
 $       CCDISABLEWARNINGS = " /WARNING=(DISABLE=(" + CCDISABLEWARNINGS + "))"
diff --git a/ssl/ssl-lib.com b/ssl/ssl-lib.com
index 1d9fe89e0a..67b2b43ac0 100644
--- a/ssl/ssl-lib.com
+++ b/ssl/ssl-lib.com
@@ -858,8 +858,11 @@ $ IF F$TYPE(USER_CCDEFS) .NES. "" THEN CCDEFS = CCDEFS + "," + USER_CCDEFS
 $ CCEXTRAFLAGS = ""
 $ IF F$TYPE(USER_CCFLAGS) .NES. "" THEN CCEXTRAFLAGS = USER_CCFLAGS
 $ CCDISABLEWARNINGS = "" !!! "MAYLOSEDATA3" !!! "LONGLONGTYPE,LONGLONGSUFX,FOUNDCR"
-$ IF F$TYPE(USER_CCDISABLEWARNINGS) .NES. "" THEN -
-	CCDISABLEWARNINGS = CCDISABLEWARNINGS + "," + USER_CCDISABLEWARNINGS
+$ IF F$TYPE(USER_CCDISABLEWARNINGS) .NES. ""
+$ THEN
+$     IF CCDISABLEWARNINGS .NES. THEN CCDISABLEWARNINGS = CCDISABLEWARNINGS + ","
+$     CCDISABLEWARNINGS = CCDISABLEWARNINGS + USER_CCDISABLEWARNINGS
+$ ENDIF
 $!
 $! Check To See If We Have A ZLIB Option.
 $!