package/grep: bump to version 3.8

* Updated to the new PCRE2 dependency
* Removed unneeded patches (file m4/stack-direction.m4 is not there)
* Removed autoreconf step because unnecessary after not patching m4
  anymore

Signed-off-by: Angelo Compagnucci <angelo@amarulasolutions.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/grep/0001-sigsegv-fix-build-on-microblazeel.patch

@@ -1,32 +0,0 @@
-From 3079cea1b18fe72aa1da6b04e561abfb36f4f443 Mon Sep 17 00:00:00 2001
-From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
-Date: Thu, 11 Nov 2021 09:57:23 +0100
-Subject: sigsegv: fix build on microblazeel
-
-Fix the following build failure on microblazeel with diffutils 3.8:
-sigsegv.c:979:28: error: 'struct vma_struct' has no member named 'is_near_this'
-http://autobuild.buildroot.org/results/5ecd55b7c72f9630a7acc72341ccb60e94ddb574
-
-[Retrieved from:
-https://git.savannah.gnu.org/cgit/gnulib.git/commit/?id=3079cea1b18fe72aa1da6b04e561abfb36f4f443]
-Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
----
- m4/stack-direction.m4 | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/m4/stack-direction.m4 b/m4/stack-direction.m4
-index c90d69733..70286c8f5 100644
---- a/m4/stack-direction.m4
-+++ b/m4/stack-direction.m4
-@@ -37,7 +37,7 @@ AC_DEFUN([SV_STACK_DIRECTION],
-       m68* | \
-       m88k | \
-       mcore | \
--      microblaze | \
-+      microblaze* | \
-       mips* | \
-       mmix | \
-       mn10200 | \
--- 
-cgit v1.2.1
-

package/grep/0002-sigsegv-fix-build-on-or1k.patch

@@ -1,32 +0,0 @@
-From 496c1740e5475be85b65fdb2b143771f09ed27cb Mon Sep 17 00:00:00 2001
-From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
-Date: Thu, 11 Nov 2021 10:06:31 +0100
-Subject: sigsegv: fix build on or1k
-
-Fix the following build failure on or1k with diffutils 3.8
-https://git.savannah.gnu.org/cgit/gnulib.git/commit/?id=e54aa6196947ed22ff66bcd714e4fc7bd0c5c3b4
-sigsegv.c:979:28: error: 'struct vma_struct' has no member named 'is_near_this'
-http://autobuild.buildroot.org/results/5427e52489d29ed4f18b4a70b3c36f0f7bb0ddd9
-
-[Retrieved from:
-https://git.savannah.gnu.org/cgit/gnulib.git/commit/?id=496c1740e5475be85b65fdb2b143771f09ed27cb]
-Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
----
- m4/stack-direction.m4 | 1 +
- 1 file changed, 1 insertion(+)
-
-diff --git a/m4/stack-direction.m4 b/m4/stack-direction.m4
-index 70286c8f5..29e398d77 100644
---- a/m4/stack-direction.m4
-+++ b/m4/stack-direction.m4
-@@ -45,6 +45,7 @@ AC_DEFUN([SV_STACK_DIRECTION],
-       nios2 | \
-       nds32* | \
-       ns32k | \
-+      or1k | \
-       pdp11 | \
-       pj* | \
-       powerpc* | rs6000 | \
--- 
-cgit v1.2.1
-

package/grep/grep.hash

@@ -1,5 +1,5 @@
 # Locally calculated after checking signature
-# http://ftp.gnu.org/gnu/grep/grep-3.7.tar.xz.sig
+# http://ftp.gnu.org/gnu/grep/grep-3.8.tar.xz.sig
 # using key 155D3FC500C834486D1EEA677FD9FCCB000BEEEE
-sha256  5c10da312460aec721984d5d83246d24520ec438dd48d7ab5a05dbc0d6d6823c  grep-3.7.tar.xz
+sha256  498d7cc1b4fb081904d87343febb73475cf771e424fb7e6141aff66013abc382  grep-3.8.tar.xz
 sha256  3972dc9744f6499f0f9b2dbf76696f2ae7ad8af9b23dde66d6af86c9dfb36986  COPYING

package/grep/grep.mk

@@ -4,14 +4,12 @@
 #
 ################################################################################
 
-GREP_VERSION = 3.7
+GREP_VERSION = 3.8
 GREP_SITE = $(BR2_GNU_MIRROR)/grep
 GREP_SOURCE = grep-$(GREP_VERSION).tar.xz
 GREP_LICENSE = GPL-3.0+
 GREP_LICENSE_FILES = COPYING
 GREP_CPE_ID_VENDOR = gnu
-# We're patching m4/stack-direction.m4
-GREP_AUTORECONF = YES
 GREP_DEPENDENCIES = $(TARGET_NLS_DEPENDENCIES)
 # install into /bin like busybox grep
 GREP_CONF_OPTS = --exec-prefix=/
@@ -40,9 +38,9 @@ GREP_DEPENDENCIES += libiconv
 endif
 
 # link with pcre if enabled
-ifeq ($(BR2_PACKAGE_PCRE),y)
+ifeq ($(BR2_PACKAGE_PCRE2),y)
 GREP_CONF_OPTS += --enable-perl-regexp
-GREP_DEPENDENCIES += pcre
+GREP_DEPENDENCIES += pcre2
 else
 GREP_CONF_OPTS += --disable-perl-regexp
 endif