Move os-release facility from bpkg, add support for Mac OS, *BSD, Windows

3 files changed, 287 insertions, 0 deletions

diff --git a/tests/host-os-release/buildfile b/tests/host-os-release/buildfile
new file mode 100644
index 0000000..cd277ff
--- /dev/null
+++ b/tests/host-os-release/buildfile
@@ -0,0 +1,6 @@
+# file      : tests/host-os-release/buildfile
+# license   : MIT; see accompanying LICENSE file
+
+import libs = libbutl%lib{butl}
+
+exe{driver}: {hxx cxx}{*} $libs testscript
diff --git a/tests/host-os-release/driver.cxx b/tests/host-os-release/driver.cxx
new file mode 100644
index 0000000..249cbff
--- /dev/null
+++ b/tests/host-os-release/driver.cxx
@@ -0,0 +1,58 @@
+// file      : tests/host-os-release/driver.cxx -*- C++ -*-
+// license   : MIT; see accompanying LICENSE file
+
+#include <libbutl/host-os-release.hxx>
+
+#include <libbutl/path.hxx>
+
+namespace butl
+{
+  LIBBUTL_SYMEXPORT os_release
+  host_os_release_linux (path f = {});
+}
+
+#include <iostream>
+
+#undef NDEBUG
+#include <cassert>
+
+using namespace std;
+using namespace butl;
+
+int
+main (int argc, char* argv[])
+{
+  assert (argc >= 2); // <host-target-triplet>
+
+  target_triplet host (argv[1]);
+
+  os_release r;
+  if (host.class_ == "linux")
+  {
+    assert (argc == 3); // <host-target-triplet> <file-path>
+    r = host_os_release_linux (path (argv[2]));
+  }
+  else
+  {
+    assert (argc == 2);
+    if (optional<os_release> o = host_os_release (host))
+      r = move (*o);
+    else
+    {
+      cerr << "unrecognized host os " << host.string () << endl;
+      return 1;
+    }
+  }
+
+  cout << r.name_id << '\n';
+  for (auto b (r.like_ids.begin ()), i (b); i != r.like_ids.end (); ++i)
+    cout << (i != b ? "|" : "") << *i;
+  cout << '\n'
+       << r.version_id << '\n'
+       << r.variant_id << '\n'
+       << r.name << '\n'
+       << r.version_codename << '\n'
+       << r.variant << '\n';
+
+  return 0;
+}
diff --git a/tests/host-os-release/testscript b/tests/host-os-release/testscript
new file mode 100644
index 0000000..a18aa74
--- /dev/null
+++ b/tests/host-os-release/testscript
@@ -0,0 +1,223 @@
+# file      : tests/host-os-release/testscript
+# license   : MIT; see accompanying LICENSE file
+
+: linux
+:
+$* x86_64-linux-gnu os-release >>EOO
+  linux
+
+
+
+  Linux
+
+
+  EOO
+
+: debian-10
+:
+cat <<EOI >=os-release;
+  PRETTY_NAME="Debian GNU/Linux 10 (buster)"
+  NAME="Debian GNU/Linux"
+  VERSION_ID="10"
+  VERSION="10 (buster)"
+  VERSION_CODENAME=buster
+  ID=debian
+  HOME_URL="https://www.debian.org/"
+  SUPPORT_URL="https://www.debian.org/support"
+  BUG_REPORT_URL="https://bugs.debian.org/"
+  EOI
+$* x86_64-linux-gnu os-release >>EOO
+  debian
+
+  10
+
+  Debian GNU/Linux
+  buster
+
+  EOO
+
+: debian-testing
+:
+cat <<EOI >=os-release;
+  PRETTY_NAME="Debian GNU/Linux bookworm/sid"
+  NAME="Debian GNU/Linux"
+  ID=debian
+  HOME_URL="https://www.debian.org/"
+  SUPPORT_URL="https://www.debian.org/support"
+  BUG_REPORT_URL="https://bugs.debian.org/"
+  EOI
+$* x86_64-linux-gnu os-release >>EOO
+  debian
+
+
+
+  Debian GNU/Linux
+
+
+  EOO
+
+: ubuntu-20.04
+:
+cat <<EOI >=os-release;
+  NAME="Ubuntu"
+  VERSION="20.04.1 LTS (Focal Fossa)"
+  ID=ubuntu
+  ID_LIKE=debian
+  PRETTY_NAME="Ubuntu 20.04.1 LTS"
+  VERSION_ID="20.04"
+  HOME_URL="https://www.ubuntu.com/"
+  SUPPORT_URL="https://help.ubuntu.com/"
+  BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
+  PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
+  VERSION_CODENAME=focal
+  UBUNTU_CODENAME=focal
+  EOI
+$* x86_64-linux-gnu os-release >>EOO
+  ubuntu
+  debian
+  20.04
+
+  Ubuntu
+  focal
+
+  EOO
+
+: fedora-35
+:
+cat <<EOI >=os-release;
+  NAME="Fedora Linux"
+  VERSION="35 (Workstation Edition)"
+  ID=fedora
+  VERSION_ID=35
+  VERSION_CODENAME=""
+  PLATFORM_ID="platform:f35"
+  PRETTY_NAME="Fedora Linux 35 (Workstation Edition)"
+  ANSI_COLOR="0;38;2;60;110;180"
+  LOGO=fedora-logo-icon
+  CPE_NAME="cpe:/o:fedoraproject:fedora:35"
+  HOME_URL="https://fedoraproject.org/"
+  DOCUMENTATION_URL="https://docs.fedoraproject.org/en-US/fedora/f35/system-administrators-guide/"
+  SUPPORT_URL="https://ask.fedoraproject.org/"
+  BUG_REPORT_URL="https://bugzilla.redhat.com/"
+  REDHAT_BUGZILLA_PRODUCT="Fedora"
+  REDHAT_BUGZILLA_PRODUCT_VERSION=35
+  REDHAT_SUPPORT_PRODUCT="Fedora"
+  REDHAT_SUPPORT_PRODUCT_VERSION=35
+  PRIVACY_POLICY_URL="https://fedoraproject.org/wiki/Legal:PrivacyPolicy"
+  VARIANT="Workstation Edition"
+  VARIANT_ID=workstation
+  EOI
+$* x86_64-linux-gnu os-release >>EOO
+  fedora
+
+  35
+  workstation
+  Fedora Linux
+
+  Workstation Edition
+  EOO
+
+: rhel-8.2
+:
+cat <<EOI >=os-release;
+  NAME="Red Hat Enterprise Linux"
+  VERSION="8.2 (Ootpa)"
+  ID="rhel"
+  ID_LIKE="fedora"
+  VERSION_ID="8.2"
+  PLATFORM_ID="platform:el8"
+  PRETTY_NAME="Red Hat Enterprise Linux 8.2 (Ootpa)"
+  ANSI_COLOR="0;31"
+  CPE_NAME="cpe:/o:redhat:enterprise_linux:8.2:GA"
+  HOME_URL="https://www.redhat.com/"
+  BUG_REPORT_URL="https://bugzilla.redhat.com/"
+
+  REDHAT_BUGZILLA_PRODUCT="Red Hat Enterprise Linux 8"
+  REDHAT_BUGZILLA_PRODUCT_VERSION=8.2
+  REDHAT_SUPPORT_PRODUCT="Red Hat Enterprise Linux"
+  REDHAT_SUPPORT_PRODUCT_VERSION="8.2"
+  EOI
+$* x86_64-linux-gnu os-release >>EOO
+  rhel
+  fedora
+  8.2
+
+  Red Hat Enterprise Linux
+
+
+  EOO
+
+: centos-8
+:
+cat <<EOI >=os-release;
+  NAME="CentOS Linux"
+  VERSION="8 (Core)"
+  ID="centos"
+  ID_LIKE="rhel fedora"
+  VERSION_ID="8"
+  PLATFORM_ID="platform:el8"
+  PRETTY_NAME="CentOS Linux 8 (Core)"
+  ANSI_COLOR="0;31"
+  CPE_NAME="cpe:/o:centos:centos:8"
+  HOME_URL="https://www.centos.org/"
+  BUG_REPORT_URL="https://bugs.centos.org/"
+
+  CENTOS_MANTISBT_PROJECT="CentOS-8"
+  CENTOS_MANTISBT_PROJECT_VERSION="8"
+  REDHAT_SUPPORT_PRODUCT="centos"
+  REDHAT_SUPPORT_PRODUCT_VERSION="8"
+  EOI
+$* x86_64-linux-gnu os-release >>EOO
+  centos
+  rhel|fedora
+  8
+
+  CentOS Linux
+
+
+  EOO
+
+: macos
+:
+if ($build.host.class == 'macos')
+{
+  $* $build.host >>~/EOO/
+    macos
+
+    /[0-9]+(\.[0-9]+(\.[0-9]+)?)?/
+
+    Mac OS
+
+
+    EOO
+}
+
+: freebsd
+:
+if ($build.host.system == 'freebsd')
+{
+  $* $build.host >>~/EOO/
+    freebsd
+
+    /[0-9]+\.[0-9]+/
+
+    FreeBSD
+
+
+    EOO
+}
+
+: windows
+:
+if ($build.host.system == 'windows')
+{
+  $* $build.host >>~/EOO/
+    windows
+
+    /[0-9]+(\.[0-9]+)?/
+
+    Windows
+
+
+    EOO
+}