mg: Upgrade to 20200723 tag

Fixes build with gcc10

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-support/mg/mg/0001-Undefine-REGEX-for-musl-based-systems.patch

@@ -9,31 +9,24 @@ Signed-off-by: Khem Raj <raj.khem@gmail.com>
  Makefile    | 2 +-
  2 files changed, 1 insertion(+), 2 deletions(-)
 
-diff --git a/GNUmakefile b/GNUmakefile
-index 7bf7dca..0e10030 100644
 --- a/GNUmakefile
 +++ b/GNUmakefile
-@@ -41,7 +41,6 @@ endif
+@@ -45,7 +45,6 @@ endif
  CC?=		gcc
  CFLAGS?=	-O2 -pipe
  CFLAGS+=	-g -Wall
 -CPPFLAGS=	-DREGEX
  CPPFLAGS+=	-D_GNU_SOURCE
- CPPFLAGS+=	$(BSD_CPPFLAGS) -D__dead=__dead2
+ CPPFLAGS+=	$(BSD_CPPFLAGS)
  LIBS=		$(CURSES_LIBS) $(BSD_LIBS)
-diff --git a/Makefile b/Makefile
-index 94ce340..d516bbc 100644
 --- a/Makefile
 +++ b/Makefile
-@@ -10,7 +10,7 @@ DPADD+=	${LIBCURSES} ${LIBUTIL}
- #	REGEX		-- create regular expression functions.
+@@ -11,7 +11,7 @@ DPADD+=	${LIBUTIL}
  #	STARTUPFILE	-- look for and handle initialization file.
+ #	MGLOG		-- debug mg internals to a log file.
  #
--CFLAGS+=-Wall -DREGEX
-+CFLAGS+=-Wall
+-CFLAGS+=-Wall -DREGEX `pkg-config --cflags-only-I ncurses`
++CFLAGS+=-Wall `pkg-config --cflags-only-I ncurses`
  
  SRCS=	autoexec.c basic.c bell.c buffer.c cinfo.c dir.c display.c \
  	echo.c extend.c file.c fileio.c funmap.c help.c kbd.c keymap.c \
--- 
-2.12.2
-

meta-oe/recipes-support/mg/mg/0001-fileio-Include-sys-param.h-for-MAXNAMLEN.patch

@@ -8,8 +8,6 @@ Signed-off-by: Khem Raj <raj.khem@gmail.com>
  fileio.c | 1 +
  1 file changed, 1 insertion(+)
 
-diff --git a/fileio.c b/fileio.c
-index 48a67a2..9b69665 100644
 --- a/fileio.c
 +++ b/fileio.c
 @@ -12,6 +12,7 @@
@@ -20,6 +18,3 @@ index 48a67a2..9b69665 100644
  #include <dirent.h>
  #include <errno.h>
  #include <fcntl.h>
--- 
-2.12.2
-

meta-oe/recipes-support/mg/mg/0002-fileio-Define-DEFFILEMODE-if-platform-is-missing.patch

@@ -8,13 +8,11 @@ Signed-off-by: Khem Raj <raj.khem@gmail.com>
  fileio.c | 4 ++++
  1 file changed, 4 insertions(+)
 
-diff --git a/fileio.c b/fileio.c
-index 9b69665..a852fd2 100644
 --- a/fileio.c
 +++ b/fileio.c
-@@ -28,6 +28,10 @@
- #include "kbd.h"
- #include "pathnames.h"
+@@ -36,6 +36,10 @@
+ #define DEFFILEMODE 0666
+ #endif
  
 +#if !defined(DEFFILEMODE)
 +# define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)/* 0666*/
@@ -23,6 +21,3 @@ index 9b69665..a852fd2 100644
  static char *bkuplocation(const char *);
  static int   bkupleavetmp(const char *);
  
--- 
-2.12.2
-

meta-oe/recipes-support/mg/mg_20200723.bb

@@ -5,15 +5,16 @@ LIC_FILES_CHKSUM = "file://version.c;md5=1895eb37bf6bd79cdc5c89d8166fabfb"
 DEPENDS = "ncurses libbsd"
 SECTION = "console/editors"
 
-SRC_URI = "http://homepage.boetes.org/software/mg/mg-${PV}.tar.gz \
+SRCREV = "60fa3582f5f735b9d43825f5bdcc4ea5f0740f91"
+SRC_URI = "git://github.com/hboetes/mg \
            file://0001-fileio-Include-sys-param.h-for-MAXNAMLEN.patch \
            file://0002-fileio-Define-DEFFILEMODE-if-platform-is-missing.patch \
            "
 SRC_URI_append_libc-musl = "\
            file://0001-Undefine-REGEX-for-musl-based-systems.patch \
            "
-SRC_URI[md5sum] = "884388589fb38c2109ad9fed328be20a"
-SRC_URI[sha256sum] = "0a3608b17c153960cb1d954ca3b62445a77c0c1a18aa5c8c58aba9f6b8d62aab"
+
+S = "${WORKDIR}/git"
 
 # CFLAGS isn't in EXTRA_OEMAKE, as the makefile picks it up via ?=
 EXTRA_OEMAKE = "\