From adf09e7c381a0d1ee4719ffde36639b3a8841a03 Mon Sep 17 00:00:00 2001
From: Roy Rankin <rrankin@ihug.com.au>
Date: May 25 2020 07:16:58 +0000
Subject: buffer overflow patch


---

diff --git a/sdcc-4.0.0-bufover.patch b/sdcc-4.0.0-bufover.patch
new file mode 100644
index 0000000..73319bf
--- /dev/null
+++ b/sdcc-4.0.0-bufover.patch
@@ -0,0 +1,16 @@
+diff --git a/src/SDCCast.c b/src/SDCCast.c
+index edf6906..1197c45 100644
+--- a/src/SDCCast.c
++++ b/src/SDCCast.c
+@@ -6960,9 +6960,9 @@ fixupInlineLabel (symbol * sym)
+ {
+   struct dbuf_s dbuf;
+ 
+-  dbuf_init (&dbuf, 128);
++  dbuf_init (&dbuf, SDCC_SYMNAME_MAX+1);
+   dbuf_printf (&dbuf, "%s_%d", sym->name, inlineState.count);
+-  strncpyz (sym->name, dbuf_c_str (&dbuf), SDCC_NAME_MAX);
++  strncpyz (sym->name, dbuf_c_str (&dbuf), SDCC_SYMNAME_MAX);
+   dbuf_destroy (&dbuf);
+ }
+ 
diff --git a/sdcc.spec b/sdcc.spec
index 0339c72..ad38f86 100644
--- a/sdcc.spec
+++ b/sdcc.spec
@@ -1,6 +1,6 @@
 Name:           sdcc
 Version:        4.0.0
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        Small Device C Compiler
 License:        GPLv2+
 URL:            http://sdcc.sourceforge.net/
@@ -10,6 +10,7 @@ Source2:        sdcc-%{version}-lyx-preferences
 Patch1:         sdcc-%{version}-doc.patch
 Patch2:         sdcc-%{version}-python3.patch
 Patch3:         sdcc-%{version}-pic16.patch
+Patch4:         sdcc-%{version}-bufover.patch
 
 BuildRequires:  bison, gcc-c++, automake, libtool
 BuildRequires:  boost-devel zlib-devel
@@ -50,6 +51,7 @@ find -name '*.{c,h,cc}' -a -perm -a=x -exec chmod -a=x '{}' \;
 %patch1 -p1
 %patch2 -p1
 %patch3 -p1
+%patch4 -p1
 # Disable brp-strip-static-archive for now because it errors trying to
 # strip foreign binaries.
 echo '%{__os_install_post}'
@@ -113,6 +115,9 @@ popd
 
 
 %changelog
+* Mon May 25 2020 Roy Rankin <rrankin@ihug.com.au> - 4.0.0-3
+- Patch buffer overflow
+
 * Mon May 04 2020 Roy Rankin <rrankin@ihug.com.au> - 4.0.0-2
 - patch for pic16 libs