Fix TIDYMEM / mtrace usage.

5 files changed, 16 insertions, 2 deletions

diff --git a/ChangeLog b/ChangeLog
index 5f4c05ee..f71651d0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2020-08-13         Arnold D. Robbins     <arnold@skeeve.com>
+
+	Fix TIDYMEM / use of mtrace.
+
+	* configure.ac: Add mtrace to list of functions searched for.
+	* symbol.c (make_symbol): Set valref to 1. Allows the
+	release_all_vars function to work.
+
 2020-08-12         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* awkgram.c, command.c: Regenerated with Bison 3.7.1.
diff --git a/configh.in b/configh.in
index 4d1ed153..09a3b379 100644
--- a/configh.in
+++ b/configh.in
@@ -156,6 +156,9 @@
 /* Define to 1 if you have fully functional mpfr and gmp libraries. */
 #undef HAVE_MPFR
 
+/* Define to 1 if you have the `mtrace' function. */
+#undef HAVE_MTRACE
+
 /* Define to 1 if you have the <netdb.h> header file. */
 #undef HAVE_NETDB_H
 
diff --git a/configure b/configure
index ed525950..b06c38ab 100755
--- a/configure
+++ b/configure
@@ -10721,7 +10721,8 @@ for ac_func in __etoa_l atexit btowc fmod gai_strerror \
 	fwrite_unlocked \
 	isascii isblank iswctype iswlower iswupper mbrlen \
 	memcmp memcpy memcpy_ulong memmove memset \
-	memset_ulong mkstemp posix_openpt setenv setlocale setsid sigprocmask \
+	memset_ulong mkstemp mtrace \
+	posix_openpt setenv setlocale setsid sigprocmask \
 	snprintf strchr \
 	strerror strftime strcasecmp strncasecmp strcoll strtod strtoul \
 	system timegm tmpfile towlower towupper tzset usleep waitpid wcrtomb \
diff --git a/configure.ac b/configure.ac
index c25730b8..ce9d0155 100644
--- a/configure.ac
+++ b/configure.ac
@@ -303,7 +303,8 @@ AC_CHECK_FUNCS(__etoa_l atexit btowc fmod gai_strerror \
 	fwrite_unlocked \
 	isascii isblank iswctype iswlower iswupper mbrlen \
 	memcmp memcpy memcpy_ulong memmove memset \
-	memset_ulong mkstemp posix_openpt setenv setlocale setsid sigprocmask \
+	memset_ulong mkstemp mtrace \
+	posix_openpt setenv setlocale setsid sigprocmask \
 	snprintf strchr \
 	strerror strftime strcasecmp strncasecmp strcoll strtod strtoul \
 	system timegm tmpfile towlower towupper tzset usleep waitpid wcrtomb \
diff --git a/symbol.c b/symbol.c
index 844d8ee8..99a8b3a5 100644
--- a/symbol.c
+++ b/symbol.c
@@ -292,6 +292,7 @@ make_symbol(const char *name, NODETYPE type)
 		r->var_value = dupnode(Nnull_string);
 	r->vname = (char *) name;
 	r->type = type;
+	r->valref = 1;
 
 	return r;
 }