systemd/handle-disable_caplock-and-compose_table-and-kbd_rate.patch

From: Frederic Crozat <fcrozat@suse.com>
Date: Fri, 19 Aug 2011 15:29:49 +0000
Subject: handle disable_caplock and compose_table and kbd_rate

(bnc#746595)
---
 src/vconsole/vconsole-setup.c | 156 +++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 153 insertions(+), 3 deletions(-)

diff --git a/src/vconsole/vconsole-setup.c b/src/vconsole/vconsole-setup.c
index 1bbf737..384f936 100644
--- a/src/vconsole/vconsole-setup.c
+++ b/src/vconsole/vconsole-setup.c
@@ -40,6 +40,7 @@
 #include "macro.h"
 #include "virt.h"
 #include "fileio.h"
+#include "strv.h"
 
 static bool is_vconsole(int fd) {
         unsigned char data[1];
@@ -99,8 +100,8 @@ static int enable_utf8(int fd) {
         return r;
 }
 
-static int keymap_load(const char *vc, const char *map, const char *map_toggle, bool utf8, pid_t *_pid) {
-        const char *args[8];
+static int keymap_load(const char *vc, const char *map, const char *map_toggle, bool utf8, bool disable_capslock, pid_t *_pid) {
+        const char *args[9];
         int i = 0;
         pid_t pid;
 
@@ -119,6 +120,8 @@ static int keymap_load(const char *vc, const char *map, const char *map_toggle,
         args[i++] = map;
         if (map_toggle)
                 args[i++] = map_toggle;
+        if (disable_capslock)
+                args[i++] = "disable.capslock";
         args[i++] = NULL;
 
         pid = fork();
@@ -212,6 +215,101 @@ static void font_copy_to_all_vcs(int fd) {
         }
 }
 
+#ifdef HAVE_SYSV_COMPAT
+static int load_compose_table(const char *vc, const char *compose_table, pid_t *_pid) {
+        const char *args[1024];
+        int i = 0, j = 0;
+        pid_t pid;
+        char **strv_compose_table = NULL;
+        char *to_free[1024];
+
+        if (isempty(compose_table)) {
+                /* An empty map means no compose table*/
+                *_pid = 0;
+                return 0;
+        }
+
+        args[i++] = KBD_LOADKEYS;
+        args[i++] = "-q";
+        args[i++] = "-C";
+        args[i++] = vc;
+
+        strv_compose_table = strv_split(compose_table, WHITESPACE);
+        if (strv_compose_table) {
+                bool compose_loaded = false;
+                bool compose_clear = false;
+                char **name;
+                char *arg;
+
+                STRV_FOREACH (name, strv_compose_table) {
+                        if (streq(*name,"-c") || streq(*name,"clear")) {
+                                compose_clear = true;
+                                continue;
+                        }
+                        if (!compose_loaded) {
+                                if (compose_clear)
+                                        args[i++] = "-c";
+                        }
+                        asprintf(&arg, "compose.%s",*name);
+                        compose_loaded = true;
+                        args[i++] = to_free[j++] = arg;
+
+                }
+                strv_free(strv_compose_table);
+        }
+        args[i++] = NULL;
+
+        if ((pid = fork()) < 0) {
+                log_error("Failed to fork: %m");
+                return -errno;
+        } else if (pid == 0) {
+                execv(args[0], (char **) args);
+                _exit(EXIT_FAILURE);
+        }
+
+        *_pid = pid;
+
+        for (i=0 ; i < j ; i++)
+                free (to_free[i]);
+
+        return 0;
+}
+#endif
+
+static int set_kbd_rate(const char *vc, const char *kbd_rate, const char *kbd_delay, pid_t *_pid) {
+        const char *args[7];
+        int i = 0;
+        pid_t pid;
+
+        if (isempty(kbd_rate) && isempty(kbd_delay)) {
+                *_pid = 0;
+                return 0;
+        }
+
+        args[i++] = "/bin/kbdrate";
+        if (!isempty(kbd_rate)) {
+                args[i++] = "-r";
+                args[i++] = kbd_rate;
+        }
+        if (!isempty(kbd_delay)) {
+                args[i++] = "-d";
+                args[i++] = kbd_delay;
+        }
+        args[i++] = "-s";
+        args[i++] = NULL;
+
+        if ((pid = fork()) < 0) {
+                log_error("Failed to fork: %m");
+                return -errno;
+        } else if (pid == 0) {
+                execv(args[0], (char **) args);
+                _exit(EXIT_FAILURE);
+        }
+
+        *_pid = pid;
+        return 0;
+}
+
 int main(int argc, char **argv) {
         const char *vc;
         char *vc_keymap = NULL;
@@ -219,8 +317,16 @@ int main(int argc, char **argv) {
         char *vc_font = NULL;
         char *vc_font_map = NULL;
         char *vc_font_unimap = NULL;
+#ifdef HAVE_SYSV_COMPAT
+        char *vc_kbd_delay = NULL;
+        char *vc_kbd_rate = NULL;
+        char *vc_kbd_disable_caps_lock = NULL;
+        char *vc_compose_table = NULL;
+        pid_t kbd_rate_pid = 0, compose_table_pid = 0;
+#endif
         int fd = -1;
         bool utf8;
+        bool disable_capslock = false;
         pid_t font_pid = 0, keymap_pid = 0;
         bool font_copy = false;
         int r = EXIT_FAILURE;
@@ -276,13 +382,43 @@ int main(int argc, char **argv) {
                         log_warning("Failed to read /proc/cmdline: %s", strerror(-r));
         }
 
+        if (r <= 0) {
+#ifdef HAVE_SYSV_COMPAT
+                r = parse_env_file("/etc/sysconfig/keyboard", NEWLINE,
+                                   "KEYTABLE", &vc_keymap,
+                                   "KBD_DELAY", &vc_kbd_delay,
+                                   "KBD_RATE", &vc_kbd_rate,
+                                   "KBD_DISABLE_CAPS_LOCK", &vc_kbd_disable_caps_lock,
+                                   "COMPOSETABLE", &vc_compose_table,
+                                   NULL);
+                if (r < 0 && r != -ENOENT)
+                        log_warning("Failed to read /etc/sysconfig/keyboard: %s", strerror(-r));
+
+                r = parse_env_file("/etc/sysconfig/console", NEWLINE,
+                                   "CONSOLE_FONT", &vc_font,
+                                   "CONSOLE_SCREENMAP", &vc_font_map,
+                                   "CONSOLE_UNICODEMAP", &vc_font_unimap,
+                                   NULL);
+                if (r < 0 && r != -ENOENT)
+                        log_warning("Failed to read /etc/sysconfig/console: %s", strerror(-r));
+
+                disable_capslock = vc_kbd_disable_caps_lock && strcasecmp(vc_kbd_disable_caps_lock, "YES") == 0;
+
+#endif
+        }
+
         if (utf8)
                 enable_utf8(fd);
         else
                 disable_utf8(fd);
 
         r = EXIT_FAILURE;
-        if (keymap_load(vc, vc_keymap, vc_keymap_toggle, utf8, &keymap_pid) >= 0 &&
+
+        if (keymap_load(vc, vc_keymap, vc_keymap_toggle, utf8, disable_capslock, &keymap_pid) >= 0 &&
+#ifdef HAVE_SYSV_COMPAT
+            load_compose_table(vc, vc_compose_table, &compose_table_pid) >= 0 &&
+            set_kbd_rate(vc, vc_kbd_rate, vc_kbd_delay, &kbd_rate_pid) >= 0 &&
+#endif
             font_load(vc, vc_font, vc_font_map, vc_font_unimap, &font_pid) >= 0)
                 r = EXIT_SUCCESS;
 
@@ -290,6 +426,14 @@ finish:
         if (keymap_pid > 0)
                 wait_for_terminate_and_warn(KBD_LOADKEYS, keymap_pid);
 
+#ifdef HAVE_SYSV_COMPAT
+        if (compose_table_pid > 0)
+                wait_for_terminate_and_warn(KBD_LOADKEYS, compose_table_pid);
+
+        if (kbd_rate_pid > 0)
+                wait_for_terminate_and_warn("/bin/kbdrate", kbd_rate_pid);
+#endif
+
         if (font_pid > 0) {
                 wait_for_terminate_and_warn(KBD_SETFONT, font_pid);
                 if (font_copy)
@@ -300,6 +444,12 @@ finish:
         free(vc_font);
         free(vc_font_map);
         free(vc_font_unimap);
+#ifdef HAVE_SYSV_COMPAT
+        free(vc_kbd_delay);
+        free(vc_kbd_rate);
+        free(vc_kbd_disable_caps_lock);
+        free(vc_compose_table);
+#endif
 
         if (fd >= 0)
                 close_nointr_nofail(fd);