Parse_DoVar() trashes string, so pass it a strdup()'d copy of *argv...

then kvm_getargv will show a nice unhacked argument list

1 files changed, 6 insertions, 3 deletions

diff --git a/usr.bin/make/main.c b/usr.bin/make/main.c
index 1ce33b647d3..5ff3e33217d 100644
--- a/usr.bin/make/main.c
+++ b/usr.bin/make/main.c
@@ -316,9 +316,12 @@ rearg:	while((c = getopt(argc, argv, OPTFLAGS)) != EOF) {
 	 * on the end of the "create" list.
 	 */
 	for (argv += optind, argc -= optind; *argv; ++argv, --argc)
-		if (Parse_IsVar(*argv))
-			Parse_DoVar(*argv, VAR_CMD);
-		else {
+		if (Parse_IsVar(*argv)) {
+			char *var = strdup(*argv);
+
+			Parse_DoVar(var, VAR_CMD);
+			free(var);
+		} else {
 			if (!**argv)
 				Punt("illegal (null) argument.");
 			if (**argv == '-') {