build-sys: initial support ALTLinux

Hi all!
I added basic support for ALTLinux.
Please see patch or
http://git.altlinux.org/people/shaba/packages/systemd.git?p=systemd.git;a=shortlog;h=refs/heads/altlinux
Thanks.

src/hostname-setup.c

@@ -30,7 +30,7 @@
 #include "util.h"
 #include "log.h"
 
-#if defined(TARGET_FEDORA)
+#if defined(TARGET_FEDORA) || defined(TARGET_ALTLINUX)
 #define FILENAME "/etc/sysconfig/network"
 #elif defined(TARGET_SUSE) || defined(TARGET_SLACKWARE) || defined(TARGET_FRUGALWARE)
 #define FILENAME "/etc/HOSTNAME"
@@ -87,7 +87,7 @@ static int read_and_strip_hostname(const char *path, char **hn) {
 
 static int read_distro_hostname(char **hn) {
 
-#if defined(TARGET_FEDORA) || defined(TARGET_ARCH) || defined(TARGET_GENTOO)
+#if defined(TARGET_FEDORA) || defined(TARGET_ARCH) || defined(TARGET_GENTOO) || defined(TARGET_ALTLINUX)
         int r;
         FILE *f;
 

src/locale-setup.c

@@ -155,6 +155,16 @@ int locale_setup(void) {
                         log_warning("Failed to read /etc/rc.conf: %s", strerror(-r));
         }
 
+#elif defined(TARGET_ALTLINUX)
+        if (r <= 0 &&
+            (r = parse_env_file("/etc/sysconfig/i18n", NEWLINE,
+                                "LANG", &variables[VARIABLE_LANG],
+                                NULL)) < 0) {
+
+                if (r != -ENOENT)
+                        log_warning("Failed to read /etc/sysconfig/i18n: %s", strerror(-r));
+        }
+
 #elif defined(TARGET_GENTOO)
         /* Gentoo's openrc expects locale variables in /etc/env.d/
          * These files are later compiled by env-update into shell

src/util.c

@@ -3017,6 +3017,21 @@ void status_welcome(void) {
         if (!ansi_color)
                 const_color = "1;34"; /* Light Blue for Gentoo */
 
+#elif defined(TARGET_ALTLINUX)
+
+        if (!pretty_name) {
+                if ((r = read_one_line_file("/etc/altlinux-release", &pretty_name)) < 0) {
+
+                        if (r != -ENOENT)
+                                log_warning("Failed to read /etc/altlinux-release: %s", strerror(-r));
+                } else
+                        truncate_nl(pretty_name);
+        }
+
+        if (!ansi_color)
+                const_color = "0;36"; /* Cyan for ALTLinux */
+
+
 #elif defined(TARGET_DEBIAN)
 
         if (!pretty_name) {

src/vconsole-setup.c

@@ -280,6 +280,24 @@ int main(int argc, char **argv) {
                         if (r != -ENOENT)
                                 log_warning("Failed to read /etc/sysconfig/font: %s", strerror(-r));
                 }
+
+#elif defined(TARGET_ALTLINUX)
+                if ((r = parse_env_file("/etc/sysconfig/keyboard", NEWLINE,
+                                        "KEYTABLE", &vc_keymap,
+                                        NULL)) < 0) {
+
+                        if (r != -ENOENT)
+                                log_warning("Failed to read /etc/sysconfig/keyboard: %s", strerror(-r));
+                }
+
+                if ((r = parse_env_file("/etc/sysconfig/consolefont", NEWLINE,
+                                        "SYSFONT", &vc_font,
+                                        NULL)) < 0) {
+
+                        if (r != -ENOENT)
+                                log_warning("Failed to read /etc/sysconfig/console: %s", strerror(-r));
+                }
+
 #elif defined(TARGET_GENTOO)
                 if ((r = parse_env_file("/etc/rc.conf", NEWLINE,
                                         "unicode", &vc_unicode,