mirror of
https://github.com/sheumann/hush.git
synced 2024-08-20 19:29:02 +00:00
Add support for devfs device names.
This commit is contained in:
parent
0139ca92ff
commit
439e3df653
@ -9,6 +9,7 @@
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Other Changes:
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* Vladimir Oleynik -- Fixed tr to support 'tr a-z A-Z' syntax,
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many ash corrections, and others optimizations, and cleanups.
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* Matt Kraai -- Added BB_FEATURE_DEVFS to enable devfs device names.
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-Not Yet Released
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3
Config.h
3
Config.h
@ -407,6 +407,9 @@
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// Support for TELNET to pass TERM type to remote host. Adds 384 bytes.
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#define BB_FEATURE_TELNET_TTYPE
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//
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// Support for devfs.
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//#define BB_FEATURE_DEVFS
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//
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// End of Features List
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//
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//
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@ -51,9 +51,9 @@ int dumpkmap_main(int argc, char **argv)
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show_usage();
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}
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fd = open("/dev/tty0", O_RDWR);
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fd = open(CURRENT_VC, O_RDWR);
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if (fd < 0) {
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perror_msg("Error opening /dev/tty0");
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perror_msg("Error opening " CURRENT_VC);
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return EXIT_FAILURE;
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}
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@ -37,9 +37,9 @@ int loadacm_main(int argc, char **argv)
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show_usage();
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}
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fd = open("/dev/tty", O_RDWR);
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fd = open(CURRENT_VC, O_RDWR);
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if (fd < 0) {
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perror_msg_and_die("Error opening /dev/tty1");
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perror_msg_and_die("Error opening " CURRENT_VC);
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}
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if (screen_map_load(fd, stdin)) {
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@ -46,9 +46,9 @@ extern int loadfont_main(int argc, char **argv)
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if (argc != 1)
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show_usage();
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fd = open("/dev/tty0", O_RDWR);
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fd = open(CURRENT_VC, O_RDWR);
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if (fd < 0)
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perror_msg_and_die("Error opening /dev/tty0");
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perror_msg_and_die("Error opening " CURRENT_VC);
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loadnewfont(fd);
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return EXIT_SUCCESS;
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@ -53,9 +53,9 @@ int loadkmap_main(int argc, char **argv)
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if (argc != 1)
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show_usage();
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fd = open("/dev/tty0", O_RDWR);
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fd = open(CURRENT_VC, O_RDWR);
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if (fd < 0)
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perror_msg_and_die("Error opening /dev/tty0");
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perror_msg_and_die("Error opening " CURRENT_VC);
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read(0, buff, 7);
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if (0 != strncmp(buff, BINARY_KEYMAP_MAGIC, 7))
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@ -51,9 +51,9 @@ int dumpkmap_main(int argc, char **argv)
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show_usage();
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}
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fd = open("/dev/tty0", O_RDWR);
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fd = open(CURRENT_VC, O_RDWR);
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if (fd < 0) {
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perror_msg("Error opening /dev/tty0");
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perror_msg("Error opening " CURRENT_VC);
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return EXIT_FAILURE;
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}
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@ -288,4 +288,32 @@ extern const char * const name_longer_than_foo;
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extern const char * const unknown;
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extern const char * const can_not_create_raw_socket;
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#ifdef BB_FEATURE_DEVFS
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# define CURRENT_VC "/dev/vc/0"
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# define VC_1 "/dev/vc/1"
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# define VC_2 "/dev/vc/2"
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# define VC_3 "/dev/vc/3"
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# define VC_4 "/dev/vc/4"
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# define VC_5 "/dev/vc/5"
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# define SC_0 "/dev/tts/0"
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# define SC_1 "/dev/tts/1"
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# define VC_FORMAT "/dev/vc/%d"
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# define SC_FORMAT "/dev/tts/%d"
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#else
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# define CURRENT_VC "/dev/tty0"
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# define VC_1 "/dev/tty1"
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# define VC_2 "/dev/tty2"
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# define VC_3 "/dev/tty3"
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# define VC_4 "/dev/tty4"
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# define VC_5 "/dev/tty5"
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# define SC_0 "/dev/ttyS0"
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# define SC_1 "/dev/ttyS1"
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# define VC_FORMAT "/dev/tty%d"
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# define SC_FORMAT "/dev/ttyS%d"
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#endif
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/* The following devices are the same on devfs and non-devfs systems. */
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#define CURRENT_TTY "/dev/tty"
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#define CONSOLE_DEV "/dev/console"
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#endif /* __LIBBB_H__ */
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26
init.c
26
init.c
@ -117,13 +117,6 @@ static const int RB_AUTOBOOT = 0x01234567;
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#endif
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#define VT_PRIMARY "/dev/tty1" /* Primary virtual console */
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#define VT_SECONDARY "/dev/tty2" /* Virtual console */
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#define VT_THIRD "/dev/tty3" /* Virtual console */
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#define VT_FOURTH "/dev/tty4" /* Virtual console */
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#define VT_LOG "/dev/tty5" /* Virtual console */
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#define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */
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#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
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#define SHELL "/bin/sh" /* Default shell */
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#define LOGIN_SHELL "-" SHELL /* Default login shell */
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#define INITTAB "/etc/inittab" /* inittab file location */
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@ -176,10 +169,10 @@ struct initActionTag {
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static initAction *initActionList = NULL;
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static char *secondConsole = VT_SECONDARY;
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static char *thirdConsole = VT_THIRD;
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static char *fourthConsole = VT_FOURTH;
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static char *log = VT_LOG;
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static char *secondConsole = VC_2;
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static char *thirdConsole = VC_3;
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static char *fourthConsole = VC_4;
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static char *log = VC_5;
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static int kernelVersion = 0;
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static char termType[32] = "TERM=linux";
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static char console[32] = _PATH_CONSOLE;
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@ -341,20 +334,19 @@ static void console_init()
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else if ((s = getenv("console")) != NULL) {
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/* remap tty[ab] to /dev/ttyS[01] */
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if (strcmp(s, "ttya") == 0)
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safe_strncpy(console, SERIAL_CON0, sizeof(console));
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safe_strncpy(console, SC_0, sizeof(console));
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else if (strcmp(s, "ttyb") == 0)
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safe_strncpy(console, SERIAL_CON1, sizeof(console));
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safe_strncpy(console, SC_1, sizeof(console));
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}
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#endif
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else {
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/* 2.2 kernels: identify the real console backend and try to use it */
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if (ioctl(0, TIOCGSERIAL, &sr) == 0) {
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/* this is a serial console */
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snprintf(console, sizeof(console) - 1, "/dev/ttyS%d", sr.line);
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snprintf(console, sizeof(console) - 1, SC_FORMAT, sr.line);
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} else if (ioctl(0, VT_GETSTATE, &vt) == 0) {
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/* this is linux virtual tty */
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snprintf(console, sizeof(console) - 1, "/dev/tty%d",
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vt.v_active);
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snprintf(console, sizeof(console) - 1, VC_FORMAT, vt.v_active);
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} else {
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safe_strncpy(console, _PATH_CONSOLE, sizeof(console));
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tried_devcons++;
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@ -371,7 +363,7 @@ static void console_init()
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/* Can't open selected console -- try vt1 */
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if (!tried_vtprimary) {
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tried_vtprimary++;
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safe_strncpy(console, VT_PRIMARY, sizeof(console));
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safe_strncpy(console, VC_1, sizeof(console));
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continue;
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}
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break;
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26
init/init.c
26
init/init.c
@ -117,13 +117,6 @@ static const int RB_AUTOBOOT = 0x01234567;
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#endif
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#define VT_PRIMARY "/dev/tty1" /* Primary virtual console */
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#define VT_SECONDARY "/dev/tty2" /* Virtual console */
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#define VT_THIRD "/dev/tty3" /* Virtual console */
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#define VT_FOURTH "/dev/tty4" /* Virtual console */
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#define VT_LOG "/dev/tty5" /* Virtual console */
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#define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */
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#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
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#define SHELL "/bin/sh" /* Default shell */
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#define LOGIN_SHELL "-" SHELL /* Default login shell */
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#define INITTAB "/etc/inittab" /* inittab file location */
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@ -176,10 +169,10 @@ struct initActionTag {
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static initAction *initActionList = NULL;
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static char *secondConsole = VT_SECONDARY;
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static char *thirdConsole = VT_THIRD;
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static char *fourthConsole = VT_FOURTH;
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static char *log = VT_LOG;
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static char *secondConsole = VC_2;
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static char *thirdConsole = VC_3;
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static char *fourthConsole = VC_4;
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static char *log = VC_5;
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static int kernelVersion = 0;
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static char termType[32] = "TERM=linux";
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static char console[32] = _PATH_CONSOLE;
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@ -341,20 +334,19 @@ static void console_init()
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else if ((s = getenv("console")) != NULL) {
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/* remap tty[ab] to /dev/ttyS[01] */
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if (strcmp(s, "ttya") == 0)
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safe_strncpy(console, SERIAL_CON0, sizeof(console));
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safe_strncpy(console, SC_0, sizeof(console));
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else if (strcmp(s, "ttyb") == 0)
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safe_strncpy(console, SERIAL_CON1, sizeof(console));
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safe_strncpy(console, SC_1, sizeof(console));
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}
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#endif
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else {
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/* 2.2 kernels: identify the real console backend and try to use it */
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if (ioctl(0, TIOCGSERIAL, &sr) == 0) {
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/* this is a serial console */
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snprintf(console, sizeof(console) - 1, "/dev/ttyS%d", sr.line);
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snprintf(console, sizeof(console) - 1, SC_FORMAT, sr.line);
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} else if (ioctl(0, VT_GETSTATE, &vt) == 0) {
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/* this is linux virtual tty */
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snprintf(console, sizeof(console) - 1, "/dev/tty%d",
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vt.v_active);
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snprintf(console, sizeof(console) - 1, VC_FORMAT, vt.v_active);
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} else {
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safe_strncpy(console, _PATH_CONSOLE, sizeof(console));
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tried_devcons++;
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@ -371,7 +363,7 @@ static void console_init()
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/* Can't open selected console -- try vt1 */
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if (!tried_vtprimary) {
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tried_vtprimary++;
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safe_strncpy(console, VT_PRIMARY, sizeof(console));
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safe_strncpy(console, VC_1, sizeof(console));
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continue;
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}
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break;
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@ -98,15 +98,15 @@ int get_console_fd(char *tty_name)
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return fd;
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}
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fd = open_a_console("/dev/tty");
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fd = open_a_console(CURRENT_TTY);
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if (fd >= 0)
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return fd;
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fd = open_a_console("/dev/tty0");
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fd = open_a_console(CURRENT_VC);
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if (fd >= 0)
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return fd;
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fd = open_a_console("/dev/console");
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fd = open_a_console(CONSOLE_DEV);
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if (fd >= 0)
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return fd;
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@ -114,7 +114,7 @@ int get_console_fd(char *tty_name)
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if (is_a_console(fd))
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return fd;
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error_msg("Couldnt get a file descriptor referring to the console");
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error_msg("Couldn't get a file descriptor referring to the console");
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return -1; /* total failure */
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}
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@ -288,4 +288,32 @@ extern const char * const name_longer_than_foo;
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extern const char * const unknown;
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extern const char * const can_not_create_raw_socket;
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#ifdef BB_FEATURE_DEVFS
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# define CURRENT_VC "/dev/vc/0"
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# define VC_1 "/dev/vc/1"
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# define VC_2 "/dev/vc/2"
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# define VC_3 "/dev/vc/3"
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# define VC_4 "/dev/vc/4"
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# define VC_5 "/dev/vc/5"
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# define SC_0 "/dev/tts/0"
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# define SC_1 "/dev/tts/1"
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# define VC_FORMAT "/dev/vc/%d"
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# define SC_FORMAT "/dev/tts/%d"
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#else
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# define CURRENT_VC "/dev/tty0"
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# define VC_1 "/dev/tty1"
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# define VC_2 "/dev/tty2"
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# define VC_3 "/dev/tty3"
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# define VC_4 "/dev/tty4"
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# define VC_5 "/dev/tty5"
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# define SC_0 "/dev/ttyS0"
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# define SC_1 "/dev/ttyS1"
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# define VC_FORMAT "/dev/tty%d"
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# define SC_FORMAT "/dev/ttyS%d"
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#endif
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/* The following devices are the same on devfs and non-devfs systems. */
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#define CURRENT_TTY "/dev/tty"
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#define CONSOLE_DEV "/dev/console"
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#endif /* __LIBBB_H__ */
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@ -37,9 +37,9 @@ int loadacm_main(int argc, char **argv)
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show_usage();
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}
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fd = open("/dev/tty", O_RDWR);
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fd = open(CURRENT_VC, O_RDWR);
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if (fd < 0) {
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perror_msg_and_die("Error opening /dev/tty1");
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perror_msg_and_die("Error opening " CURRENT_VC);
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}
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if (screen_map_load(fd, stdin)) {
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@ -46,9 +46,9 @@ extern int loadfont_main(int argc, char **argv)
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if (argc != 1)
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show_usage();
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fd = open("/dev/tty0", O_RDWR);
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fd = open(CURRENT_VC, O_RDWR);
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if (fd < 0)
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perror_msg_and_die("Error opening /dev/tty0");
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perror_msg_and_die("Error opening " CURRENT_VC);
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loadnewfont(fd);
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return EXIT_SUCCESS;
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@ -53,9 +53,9 @@ int loadkmap_main(int argc, char **argv)
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if (argc != 1)
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show_usage();
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fd = open("/dev/tty0", O_RDWR);
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fd = open(CURRENT_VC, O_RDWR);
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if (fd < 0)
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perror_msg_and_die("Error opening /dev/tty0");
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perror_msg_and_die("Error opening " CURRENT_VC);
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read(0, buff, 7);
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if (0 != strncmp(buff, BINARY_KEYMAP_MAGIC, 7))
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4
more.c
4
more.c
@ -79,9 +79,9 @@ extern int more_main(int argc, char **argv)
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/* not use inputing from terminal if usage: more > outfile */
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if(isatty(fileno(stdout))) {
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cin = fopen("/dev/tty", "r");
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cin = fopen(CURRENT_TTY, "r");
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if (!cin)
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cin = xfopen("/dev/console", "r");
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cin = xfopen(CONSOLE_DEV, "r");
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please_display_more_prompt = 0;
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#ifdef BB_FEATURE_USE_TERMIOS
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getTermSettings(fileno(cin), &initial_settings);
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@ -79,9 +79,9 @@ extern int more_main(int argc, char **argv)
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/* not use inputing from terminal if usage: more > outfile */
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if(isatty(fileno(stdout))) {
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cin = fopen("/dev/tty", "r");
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cin = fopen(CURRENT_TTY, "r");
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if (!cin)
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cin = xfopen("/dev/console", "r");
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cin = xfopen(CONSOLE_DEV, "r");
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please_display_more_prompt = 0;
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#ifdef BB_FEATURE_USE_TERMIOS
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getTermSettings(fileno(cin), &initial_settings);
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