From 78c6b922fb4ff8b00b16c3b56c260b7f2dfa58e13038ed26da0db38aec0e4a1d Mon Sep 17 00:00:00 2001
From: Soc Virnyl Estela <socvirnyl.estela@gmail.com>
Date: Thu, 21 Jul 2022 05:53:41 +0000
Subject: [PATCH] - use alternatives instead

OBS-URL: https://build.opensuse.org/package/show/science/juliaup?expand=0&rev=21
---
 juliaup.changes |  5 ++++
 juliaup.spec    | 79 ++++++++++++++++++++++++++++++++++++++++++++-----
 2 files changed, 76 insertions(+), 8 deletions(-)

diff --git a/juliaup.changes b/juliaup.changes
index ad9571b..282b7e9 100644
--- a/juliaup.changes
+++ b/juliaup.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Jul 21 05:53:04 UTC 2022 - Soc Virnyl Estela <socvirnyl.estela@gmail.com>
+
+- use alternatives instead
+
 -------------------------------------------------------------------
 Tue Jul 19 15:31:47 UTC 2022 - socvirnyl.estela@gmail.com
 
diff --git a/juliaup.spec b/juliaup.spec
index 3d522ce..05daf58 100644
--- a/juliaup.spec
+++ b/juliaup.spec
@@ -16,10 +16,55 @@
 #
 
 
+%global oldest_supported_julia_version 0.7.0
+
 # Based on the latest stable release in the https://julialang.org/ website
 # Juliaup follows the versions too in the following permalink:
 # https://github.com/JuliaLang/juliaup/blob/c1efc01e1b4af2e19b5a0b063d9de1ab58097886/build.rs#L21-L69
-%global         latest_julia_stable 1.7.3
+%define provides_julia_versioned() \
+Provides: %{1}0.7.0%{?2:-%{2}} \
+Provides: %{1}1.0.0%{?2:-%{2}} \
+Provides: %{1}1.0.1%{?2:-%{2}} \
+Provides: %{1}1.0.2%{?2:-%{2}} \
+Provides: %{1}1.0.3%{?2:-%{2}} \
+Provides: %{1}1.0.4%{?2:-%{2}} \
+Provides: %{1}1.0.5%{?2:-%{2}} \
+Provides: %{1}1.1.0%{?2:-%{2}} \
+Provides: %{1}1.1.1%{?2:-%{2}} \
+Provides: %{1}1.2.0%{?2:-%{2}} \
+Provides: %{1}1.3.0%{?2:-%{2}} \
+Provides: %{1}1.3.1%{?2:-%{2}} \
+Provides: %{1}1.4.0%{?2:-%{2}} \
+Provides: %{1}1.4.1%{?2:-%{2}} \
+Provides: %{1}1.4.2%{?2:-%{2}} \
+Provides: %{1}1.5.0%{?2:-%{2}} \
+Provides: %{1}1.5.1%{?2:-%{2}} \
+Provides: %{1}1.5.2%{?2:-%{2}} \
+Provides: %{1}1.5.3%{?2:-%{2}} \
+Provides: %{1}1.5.4%{?2:-%{2}} \
+Provides: %{1}1.6.0%{?2:-%{2}} \
+Provides: %{1}1.6.1%{?2:-%{2}} \
+Provides: %{1}1.6.2%{?2:-%{2}} \
+Provides: %{1}1.6.3%{?2:-%{2}} \
+Provides: %{1}1.6.4%{?2:-%{2}} \
+Provides: %{1}1.6.5%{?2:-%{2}} \
+Provides: %{1}1.6.6%{?2:-%{2}} \
+Provides: %{1}1.7.0-beta%{?2:-%{2}} \
+Provides: %{1}1.7.0-beta%{?2:-%{2}} \
+Provides: %{1}1.7.0-beta%{?2:-%{2}} \
+Provides: %{1}1.7.0-beta%{?2:-%{2}} \
+Provides: %{1}1.7.0-rc1%{?2:-%{2}} \ 
+Provides:       %{1}1.7.0%{?2:-%{2}} \
+Provides:       %{1}1.7.0-rc2%{?2:-%{2}} \
+Provides:       %{1}1.7.0-rc3%{?2:-%{2}} \
+Provides:       %{1}1.7.1%{?2:-%{2}} \
+Provides:       %{1}1.7.2%{?2:-%{2}} \
+Provides:       %{1}1.7.3%{?2:-%{2}} \
+Provides:       %{1}1.8.0-beta%{?2:-%{2}} \
+Provides:       %{1}1.8.0-beta%{?2:-%{2}} \
+Provides:       %{1}1.8.0-rc1%{?2:-%{2}} \
+Provides:       %{1}1.8.0-rc3%{?2:-%{2}}
+
 Name:           juliaup
 Version:        1.6.8
 Release:        0
@@ -31,12 +76,10 @@ Source0:        %{name}-%{version}.tar.gz
 Source1:        vendor.tar.gz
 Source2:        cargo_config
 BuildRequires:  cargo-packaging
-
-# This package actually conflicts with an existing
-# Julia package in the science repository
-Conflicts:      julia
-Obsoletes:      julia < %{latest_julia_stable}
-Provides:       julia = %{latest_julia_stable}-%{release}
+Obsoletes:      julia < %{oldest_supported_julia_version}
+%provides_julia_versioned julia
+Requires(post): update-alternatives
+Requires(postun):update-alternatives
 
 %description
 A cross-platform installer for the Julia programming language.
@@ -56,7 +99,26 @@ cp %{SOURCE2} .cargo/config
 
 %install
 %{cargo_install}
-ln -sv "%{_bindir}/julialauncher" "%{buildroot}/%{_bindir}/julia"
+mkdir -p %{buildroot}%{_sysconfdir}/alternatives
+ln -sf %{_sysconfdir}/alternatives/julia %{buildroot}%{_bindir}/julia
+
+%post
+update-alternatives --install \
+  %{_bindir}/julia julia %{_bindir}/julia 15
+
+%post -n juliaup
+update-alternatives --install \
+  %{_bindir}/julia julia %{_bindir}/julialauncher 20
+
+%postun
+if [ ! -f %{_bindir}/julia ] ; then
+  update-alternatives --remove julia %{_bindir}/julia
+fi
+
+%postun -n juliaup
+if [ ! -f %{_bindir}/julialauncher ] ; then
+  update-alternatives --remove julia %{_bindir}/julialauncher
+fi
 
 %files
 %license LICENSE
@@ -65,5 +127,6 @@ ln -sv "%{_bindir}/julialauncher" "%{buildroot}/%{_bindir}/julia"
 %{_bindir}/juliainstaller
 %{_bindir}/julialauncher
 %{_bindir}/juliaup
+%ghost %_sysconfdir/alternatives/julia
 
 %changelog