X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fvconsole%2Fvconsole-setup.c;h=0db97f88bc159919544d5927317699593edb4060;hp=679dc1aafb77cba7e532a22ee476c3ec5affd261;hb=ed6d629a3487105e31415db9e175dd698ac20125;hpb=d3b37e846950aab3ce940c46204b729552093df8 diff --git a/src/vconsole/vconsole-setup.c b/src/vconsole/vconsole-setup.c index 679dc1aaf..0db97f88b 100644 --- a/src/vconsole/vconsole-setup.c +++ b/src/vconsole/vconsole-setup.c @@ -39,6 +39,7 @@ #include "log.h" #include "macro.h" #include "virt.h" +#include "fileio.h" static bool is_vconsole(int fd) { unsigned char data[1]; @@ -56,7 +57,7 @@ static int disable_utf8(int fd) { if (loop_write(fd, "\033%@", 3, false) < 0) r = -errno; - k = write_one_line_file("/sys/module/vt/parameters/default_utf8", "0"); + k = write_string_file("/sys/module/vt/parameters/default_utf8", "0"); if (k < 0) r = k; @@ -68,14 +69,27 @@ static int disable_utf8(int fd) { static int enable_utf8(int fd) { int r = 0, k; - - if (ioctl(fd, KDSKBMODE, K_UNICODE) < 0) - r = -errno; + long current = 0; + + if (ioctl(fd, KDGKBMODE, ¤t) < 0 || current == K_XLATE) { + /* + * Change the current keyboard to unicode, unless it + * is currently in raw or off mode anyway. We + * shouldn't interfere with X11's processing of the + * key events. + * + * http://lists.freedesktop.org/archives/systemd-devel/2013-February/008573.html + * + */ + + if (ioctl(fd, KDSKBMODE, K_UNICODE) < 0) + r = -errno; + } if (loop_write(fd, "\033%G", 3, false) < 0) r = -errno; - k = write_one_line_file("/sys/module/vt/parameters/default_utf8", "1"); + k = write_string_file("/sys/module/vt/parameters/default_utf8", "1"); if (k < 0) r = k; @@ -165,51 +179,69 @@ static int font_load(const char *vc, const char *font, const char *map, const ch * to apply a new font to all VTs. */ static void font_copy_to_all_vcs(int fd) { - struct vt_stat vcs; - int i; - int r; + struct vt_stat vcs = {}; + unsigned char map8[E_TABSZ]; + unsigned short map16[E_TABSZ]; + struct unimapdesc unimapd; + struct unipair unipairs[USHRT_MAX]; + int i, r; /* get active, and 16 bit mask of used VT numbers */ - zero(vcs); r = ioctl(fd, VT_GETSTATE, &vcs); if (r < 0) return; for (i = 1; i <= 15; i++) { char vcname[16]; - int vcfd; - struct console_font_op cfo; + _cleanup_close_ int vcfd = -1; + struct console_font_op cfo = {}; if (i == vcs.v_active) continue; - /* skip unused VTs above tty6 to avoid allocating them */ - if (i > 6 && ((vcs.v_state >> i) & 1) == 0) + /* skip non-allocated ttys */ + snprintf(vcname, sizeof(vcname), "/dev/vcs%i", i); + if (access(vcname, F_OK) < 0) continue; - snprintf(vcname , sizeof(vcname), "/dev/tty%i", i); + snprintf(vcname, sizeof(vcname), "/dev/tty%i", i); vcfd = open_terminal(vcname, O_RDWR|O_CLOEXEC); if (vcfd < 0) continue; /* copy font from active VT, where the font was uploaded to */ - zero(cfo); cfo.op = KD_FONT_OP_COPY; cfo.height = vcs.v_active-1; /* tty1 == index 0 */ - ioctl(vcfd, KDFONTOP, &cfo); - - close_nointr_nofail(vcfd); + (void) ioctl(vcfd, KDFONTOP, &cfo); + + /* copy map of 8bit chars */ + if (ioctl(fd, GIO_SCRNMAP, map8) >= 0) + (void) ioctl(vcfd, PIO_SCRNMAP, map8); + + /* copy map of 8bit chars -> 16bit Unicode values */ + if (ioctl(fd, GIO_UNISCRNMAP, map16) >= 0) + (void) ioctl(vcfd, PIO_UNISCRNMAP, map16); + + /* copy unicode translation table */ + /* unimapd is a ushort count and a pointer to an + array of struct unipair { ushort, ushort } */ + unimapd.entries = unipairs; + unimapd.entry_ct = USHRT_MAX; + if (ioctl(fd, GIO_UNIMAP, &unimapd) >= 0) { + struct unimapinit adv = { 0, 0, 0 }; + + (void) ioctl(vcfd, PIO_UNIMAPCLR, &adv); + (void) ioctl(vcfd, PIO_UNIMAP, &unimapd); + } } } int main(int argc, char **argv) { const char *vc; - char *vc_keymap = NULL; - char *vc_keymap_toggle = NULL; - char *vc_font = NULL; - char *vc_font_map = NULL; - char *vc_font_unimap = NULL; - int fd = -1; + _cleanup_free_ char + *vc_keymap = NULL, *vc_keymap_toggle = NULL, + *vc_font = NULL, *vc_font_map = NULL, *vc_font_unimap = NULL; + _cleanup_close_ int fd = -1; bool utf8; pid_t font_pid = 0, keymap_pid = 0; bool font_copy = false; @@ -231,18 +263,28 @@ int main(int argc, char **argv) { fd = open_terminal(vc, O_RDWR|O_CLOEXEC); if (fd < 0) { log_error("Failed to open %s: %m", vc); - goto finish; + return EXIT_FAILURE; } if (!is_vconsole(fd)) { log_error("Device %s is not a virtual console.", vc); - goto finish; + return EXIT_FAILURE; } utf8 = is_locale_utf8(); - r = 0; + r = parse_env_file("/etc/vconsole.conf", NEWLINE, + "KEYMAP", &vc_keymap, + "KEYMAP_TOGGLE", &vc_keymap_toggle, + "FONT", &vc_font, + "FONT_MAP", &vc_font_map, + "FONT_UNIMAP", &vc_font_unimap, + NULL); + + if (r < 0 && r != -ENOENT) + log_warning("Failed to read /etc/vconsole.conf: %s", strerror(-r)); + /* Let the kernel command line override /etc/vconsole.conf */ if (detect_container(NULL) <= 0) { r = parse_env_file("/proc/cmdline", WHITESPACE, "vconsole.keymap", &vc_keymap, @@ -256,48 +298,32 @@ int main(int argc, char **argv) { log_warning("Failed to read /proc/cmdline: %s", strerror(-r)); } - /* Hmm, nothing set on the kernel cmd line? Then let's - * try /etc/vconsole.conf */ - if (r <= 0) { - r = parse_env_file("/etc/vconsole.conf", NEWLINE, - "KEYMAP", &vc_keymap, - "KEYMAP_TOGGLE", &vc_keymap_toggle, - "FONT", &vc_font, - "FONT_MAP", &vc_font_map, - "FONT_UNIMAP", &vc_font_unimap, - NULL); - - if (r < 0 && r != -ENOENT) - log_warning("Failed to read /etc/vconsole.conf: %s", strerror(-r)); - } - 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 && - font_load(vc, vc_font, vc_font_map, vc_font_unimap, &font_pid) >= 0) - r = EXIT_SUCCESS; - -finish: - if (keymap_pid > 0) - wait_for_terminate_and_warn(KBD_LOADKEYS, keymap_pid); + r = font_load(vc, vc_font, vc_font_map, vc_font_unimap, &font_pid); + if (r < 0) { + log_error("Failed to start " KBD_SETFONT ": %s", strerror(-r)); + return EXIT_FAILURE; + } - if (font_pid > 0) { + if (font_pid > 0) wait_for_terminate_and_warn(KBD_SETFONT, font_pid); - if (font_copy) - font_copy_to_all_vcs(fd); + + r = keymap_load(vc, vc_keymap, vc_keymap_toggle, utf8, &keymap_pid); + if (r < 0) { + log_error("Failed to start " KBD_LOADKEYS ": %s", strerror(-r)); + return EXIT_FAILURE; } - free(vc_keymap); - free(vc_font); - free(vc_font_map); - free(vc_font_unimap); + if (keymap_pid > 0) + wait_for_terminate_and_warn(KBD_LOADKEYS, keymap_pid); - if (fd >= 0) - close_nointr_nofail(fd); + /* Only copy the font when we started setfont successfully */ + if (font_copy && font_pid > 0) + font_copy_to_all_vcs(fd); - return r; + return EXIT_SUCCESS; }