Detect arch32 (fix #195)

src/steps/os/linux.rs

@@ -40,9 +40,11 @@ impl Distribution {
         Ok(match (id, id_like) {
             (Some("debian"), _) | (_, Some("debian")) | (_, Some("ubuntu")) => Distribution::Debian,
             (_, Some("suse")) => Distribution::Suse,
-            (Some("arch"), _) | (_, Some("archlinux")) | (_, Some("arch")) | (_, Some("anarchylinux")) => {
+            (Some("arch"), _)
-                Distribution::Arch
+            | (Some("arch32"), _)
-            }
+            | (_, Some("archlinux"))
+            | (_, Some("arch"))
+            | (_, Some("anarchylinux")) => Distribution::Arch,
             (Some("centos"), _) | (Some("ol"), _) => Distribution::CentOS,
             (Some("fedora"), _) => Distribution::Fedora,
             (Some("void"), _) => Distribution::Void,
@@ -350,6 +352,7 @@ mod tests {
     #[test]
     fn test_arch_linux() {
         test_template(&include_str!("os_release/arch"), Distribution::Arch);
+        test_template(&include_str!("os_release/arch32"), Distribution::Arch);
     }
 
     #[test]

src/steps/os/os_release/arch32

@@ -0,0 +1,11 @@
+NAME="Arch Linux 32"
+PRETTY_NAME="Arch Linux 32"
+ID=arch32
+ID_LIKE="arch archlinux"
+BUILD_ID=rolling
+ANSI_COLOR="0;36"
+HOME_URL="https://www.archlinux32.org/"
+DOCUMENTATION_URL="https://wiki.archlinux.org/"
+SUPPORT_URL="https://bbs.archlinux32.org/"
+BUG_REPORT_URL="https://bugs.archlinux32.org/"
+LOGO=archlinux