Use pcre2 on Fedora 30+

metis-pcre2.patch

@@ -0,0 +1,22 @@
+--- GKlib/GKlib.orig.h	2013-03-30 17:24:45.000000000 +0100
++++ GKlib/GKlib.h	2019-02-05 14:45:44.051629682 +0100
+@@ -43,7 +43,7 @@
+ #include <sys/stat.h>
+ 
+ #if defined(__WITHPCRE__)
+-  #include <pcreposix.h>
++  #include <pcre2posix.h>
+ #else
+   #if defined(USE_GKREGEX)
+     #include "gkregex.h"
+--- GKlib/test/Makefile.in.orig.old	2013-03-30 17:24:45.000000000 +0100
++++ GKlib/test/Makefile.in.old	2019-02-05 15:04:35.009847901 +0100
+@@ -196,7 +196,7 @@
+ 
+   #Libraries needed for linking
+   LIBSDIR  = -L$(BUILDDIR) -L$(GKLIBBUILDDIR) -L$(HOME)/local/lib
+-  LIBS     = -lGKlib -lpcreposix -lpcre -lz -lm
++  LIBS     = -lGKlib -lpcre2-posix -lz -lm
+ 
+   # Standard file extensions 
+   OBJEXT = .o

metis.spec

@@ -1,9 +1,3 @@
-%undefine _ld_as_needed
-
-%if 0%{?rhel} && 0%{?rhel} < 7
-%{!?__global_ldflags: %global __global_ldflags -Wl,-z,relro}
-%endif
-
 %if %{?__isa_bits:%{__isa_bits}}%{!?__isa_bits:32} == 64
 %global arch64 1
 %else
@@ -38,8 +32,14 @@ Patch3:  %{name}-GKREGEX-GKRAND-LIBSUFFIX-fix.patch
 ## Rename library of 64 integer version
 Patch4: %{name}_lib64.patch
 
+Patch5: %{name}-pcre2.patch
+
 BuildRequires: cmake3, gcc, gcc-c++
+%if 0%{?rhel} && 0%{?fedora} < 30
 BuildRequires: pcre-devel
+%else
+BuildRequires: pcre2-devel
+%endif
 BuildRequires: help2man
 BuildRequires: chrpath
 
@@ -88,6 +88,9 @@ pushd %{name}-%{version}
 %patch0 -p0
 %patch1 -p0
 %patch3 -p0
+%if 0%{?fedora} > 29
+%patch5 -p0
+%endif
 
 ## Remove default compiler flag
 sed -e 's|-O3||g' -i GKlib/GKlibSystem.cmake
@@ -99,14 +102,20 @@ cp -a %{name}-%{version} metis64
 
 %build
 pushd %{name}-%{version}/build
+%if 0%{?rhel} && 0%{?fedora} < 30
+PCRE_LDFLAGS="-lpcreposix"
+%else
+PCRE_LDFLAGS="-lpcre2-posix"
+%endif
 %cmake3 \
+ -DCMAKE_BUILD_TYPE:STRING=Release \
  -DGKLIB_PATH=../GKlib  \
  -DSHARED:BOOL=TRUE \
  -DOPENMP:BOOL=ON \
  -DPCRE:BOOL=ON \
- -DCMAKE_C_FLAGS:STRING="%{optflags} -Wl,-z,relro -fPIC -pie -Wl,-z,now -pthread" \
+ -DCMAKE_C_FLAGS:STRING="%{optflags} -pthread" \
- -DCMAKE_SHARED_LINKER_FLAGS_RELEASE:STRING="%{__global_ldflags} -fPIC -pie -Wl,-z,now" \
+ -DCMAKE_SHARED_LINKER_FLAGS_RELEASE:STRING="%{__global_ldflags} $PCRE_LDFLAGS" \
- -DCMAKE_EXE_LINKER_FLAGS_RELEASE:STRING="%{__global_ldflags} -fPIC -pie -Wl,-z,now" \
+ -DCMAKE_EXE_LINKER_FLAGS_RELEASE:STRING="%{__global_ldflags} $PCRE_LDFLAGS" \
  -DCMAKE_VERBOSE_MAKEFILE:BOOL=TRUE \
  -DCMAKE_INSTALL_PREFIX:PATH=%{_prefix} ..
 %make_build
@@ -118,14 +127,20 @@ patch -p0 < %{PATCH2}
 patch -p0 < %{PATCH4}
 mkdir -p build64
 pushd build64
+%if 0%{?rhel} && 0%{?fedora} < 30
+PCRE_LDFLAGS="-lpcreposix"
+%else
+PCRE_LDFLAGS="-lpcre2-posix"
+%endif
 %cmake3 \
+ -DCMAKE_BUILD_TYPE:STRING=Release \
  -DGKLIB_PATH=../GKlib  \
  -DSHARED:BOOL=TRUE \
  -DOPENMP:BOOL=ON \
  -DPCRE:BOOL=ON \
- -DCMAKE_C_FLAGS:STRING="%{optflags} -Wl,-z,relro -fPIC -pie -Wl,-z,now -pthread" \
+ -DCMAKE_C_FLAGS:STRING="%{optflags} -pthread" \
- -DCMAKE_SHARED_LINKER_FLAGS_RELEASE:STRING="%{__global_ldflags} -fPIC -pie -Wl,-z,now" \
+ -DCMAKE_SHARED_LINKER_FLAGS_RELEASE:STRING="%{__global_ldflags} $PCRE_LDFLAGS" \
- -DCMAKE_EXE_LINKER_FLAGS_RELEASE:STRING="%{__global_ldflags} -fPIC -pie -Wl,-z,now" \
+ -DCMAKE_EXE_LINKER_FLAGS_RELEASE:STRING="%{__global_ldflags} $PCRE_LDFLAGS" \
  -DCMAKE_VERBOSE_MAKEFILE:BOOL=TRUE \
  -DCMAKE_INSTALL_PREFIX:PATH=%{_prefix} ..
 %make_build