Upgrade one-true-awk to 9804285af0866f90731a6e0ce767ab0e7b23b6c6HEADmaster

Test: make
Change-Id: I9a24f2a340713e3e57b7837d77d8ca6651c89d31

4 files changed, 26 insertions, 4 deletions

diff --git a/FIXES b/FIXES
index 0bfdccd..fcef749 100644
--- a/FIXES
+++ b/FIXES
@@ -25,6 +25,10 @@ THIS SOFTWARE.
 This file lists all bug fixes, changes, etc., made since the AWK book
 was sent to the printers in August, 1987.
 
+August 16, 2020:
+	Additional fixes for DJGPP. Thanks to Eli Zaretskii for
+	the testing.
+
 August 7, 2020:
 	Merge PR #93, which adds casts to (void*) for debug prints
 	using the %p format specifier. Thanks to GitHub user YongHaoWu
diff --git a/METADATA b/METADATA
index d9354a6..1698ade 100644
--- a/METADATA
+++ b/METADATA
@@ -5,11 +5,11 @@ third_party {
     type: GIT
     value: "https://github.com/onetrueawk/awk.git"
   }
-  version: "9c63cb6ccd303fb64b703ff0836400f204078621"
+  version: "9804285af0866f90731a6e0ce767ab0e7b23b6c6"
   license_type: NOTICE
   last_upgrade_date {
     year: 2020
-    month: 8
-    day: 13
+    month: 9
+    day: 9
   }
 }
diff --git a/main.c b/main.c
index 0f3c4a7..e0219dc 100644
--- a/main.c
+++ b/main.c
@@ -22,7 +22,7 @@ ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
 THIS SOFTWARE.
 ****************************************************************/
 
-const char	*version = "version 20200807";
+const char	*version = "version 20200816";
 
 #define DEBUG
 #include <stdio.h>
diff --git a/run.c b/run.c
index 01b4597..d5d4fdc 100644
--- a/run.c
+++ b/run.c
@@ -1568,6 +1568,24 @@ static char *nawk_convert(const char *s, int (*fun_c)(int),
 	}
 }
 
+#ifdef __DJGPP__
+static wint_t towupper(wint_t wc)
+{
+	if (wc >= 0 && wc < 256)
+		return toupper(wc & 0xFF);
+
+	return wc;
+}
+
+static wint_t towlower(wint_t wc)
+{
+	if (wc >= 0 && wc < 256)
+		return tolower(wc & 0xFF);
+
+	return wc;
+}
+#endif
+
 static char *nawk_toupper(const char *s)
 {
 	return nawk_convert(s, toupper, towupper);