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authorGravatar Mark Whitley <markw@lineo.com>2001-03-02 20:00:54 +0000
committerGravatar Mark Whitley <markw@lineo.com>2001-03-02 20:00:54 +0000
commit446dd27843cd9ba7dfa45ef4b28abb2dd83cde8d (patch)
treec836de65a6231f4e1c4b3b25fda8cc6aeac4a3d4 /coreutils/stty.c
parent42ab250709099a1ba6c42e324f828d2a767bae86 (diff)
downloadbusybox-446dd27843cd9ba7dfa45ef4b28abb2dd83cde8d.tar.gz
busybox-446dd27843cd9ba7dfa45ef4b28abb2dd83cde8d.tar.bz2
Applied patch from Vladimir N. Oleynik that fixes incorrect behaviour in
recovery_mode and changed option processing.
Diffstat (limited to 'coreutils/stty.c')
-rw-r--r--coreutils/stty.c550
1 files changed, 301 insertions, 249 deletions
diff --git a/coreutils/stty.c b/coreutils/stty.c
index 10e28254d..0075b2210 100644
--- a/coreutils/stty.c
+++ b/coreutils/stty.c
@@ -24,10 +24,11 @@
David MacKenzie <djm@gnu.ai.mit.edu>
- Special for busybox ported by vodz@usa.net 2001
+ Special for busybox ported by Vladimir Oleynik <vodz@usa.net> 2001
*/
+//#define TEST
#include <termios.h>
#include <sys/ioctl.h>
@@ -109,13 +110,13 @@
# define CSWTCH _POSIX_VDISABLE
#endif
-#if defined(VWERSE) && !defined (VWERASE) /* AIX-3.2.5 */
+#if defined(VWERSE) && !defined (VWERASE) /* AIX-3.2.5 */
# define VWERASE VWERSE
#endif
#if defined(VDSUSP) && !defined (CDSUSP)
# define CDSUSP Control ('y')
#endif
-#if !defined(VREPRINT) && defined(VRPRNT) /* Irix 4.0.5 */
+#if !defined(VREPRINT) && defined(VRPRNT) /* Irix 4.0.5 */
# define VREPRINT VRPRNT
#endif
#if defined(VREPRINT) && !defined(CRPRNT)
@@ -130,16 +131,16 @@
#if defined(VDISCARD) && !defined(VFLUSHO)
# define VFLUSHO VDISCARD
#endif
-#if defined(VFLUSH) && !defined(VFLUSHO) /* Ultrix 4.2 */
+#if defined(VFLUSH) && !defined(VFLUSHO) /* Ultrix 4.2 */
# define VFLUSHO VFLUSH
#endif
-#if defined(CTLECH) && !defined(ECHOCTL) /* Ultrix 4.3 */
+#if defined(CTLECH) && !defined(ECHOCTL) /* Ultrix 4.3 */
# define ECHOCTL CTLECH
#endif
-#if defined(TCTLECH) && !defined(ECHOCTL) /* Ultrix 4.2 */
+#if defined(TCTLECH) && !defined(ECHOCTL) /* Ultrix 4.2 */
# define ECHOCTL TCTLECH
#endif
-#if defined(CRTKIL) && !defined(ECHOKE) /* Ultrix 4.2 and 4.3 */
+#if defined(CRTKIL) && !defined(ECHOKE) /* Ultrix 4.2 and 4.3 */
# define ECHOKE CRTKIL
#endif
#if defined(VFLUSHO) && !defined(CFLUSHO)
@@ -156,7 +157,7 @@ enum speed_setting {
/* What to output and how. */
enum output_type {
- changed, all, recoverable /* Default, -a, -g. */
+ changed, all, recoverable /* Default, -a, -g. */
};
/* Which member(s) of `struct termios' a mode uses. */
@@ -165,191 +166,189 @@ enum mode_type {
};
-static const char evenp[] = "evenp";
-static const char raw[] = "raw";
-static const char stty_min[] = "min";
-static const char stty_time[] = "time";
+static const char evenp [] = "evenp";
+static const char raw [] = "raw";
+static const char stty_min [] = "min";
+static const char stty_time [] = "time";
static const char stty_swtch[] = "swtch";
-static const char stty_eol[] = "eol";
-static const char stty_eof[] = "eof";
-static const char parity[] = "parity";
-static const char stty_oddp[] = "oddp";
-static const char stty_nl[] = "nl";
-static const char stty_ek[] = "ek";
-static const char stty_sane[] = "sane";
-static const char cbreak[] = "cbreak";
+static const char stty_eol [] = "eol";
+static const char stty_eof [] = "eof";
+static const char parity [] = "parity";
+static const char stty_oddp [] = "oddp";
+static const char stty_nl [] = "nl";
+static const char stty_ek [] = "ek";
+static const char stty_sane [] = "sane";
+static const char cbreak [] = "cbreak";
static const char stty_pass8[] = "pass8";
-static const char litout[] = "litout";
-static const char cooked[] = "cooked";
-static const char decctlq[] = "decctlq";
-static const char stty_tabs[] = "tabs";
+static const char litout [] = "litout";
+static const char cooked [] = "cooked";
+static const char decctlq [] = "decctlq";
+static const char stty_tabs [] = "tabs";
static const char stty_lcase[] = "lcase";
static const char stty_LCASE[] = "LCASE";
-static const char stty_crt[] = "crt";
-static const char stty_dec[] = "dec";
+static const char stty_crt [] = "crt";
+static const char stty_dec [] = "dec";
/* Flags for `struct mode_info'. */
-#define SANE_SET 1 /* Set in `sane' mode. */
-#define SANE_UNSET 2 /* Unset in `sane' mode. */
-#define REV 4 /* Can be turned off by prepending `-'. */
-#define OMIT 8 /* Don't display value. */
+#define SANE_SET 1 /* Set in `sane' mode. */
+#define SANE_UNSET 2 /* Unset in `sane' mode. */
+#define REV 4 /* Can be turned off by prepending `-'. */
+#define OMIT 8 /* Don't display value. */
/* Each mode. */
struct mode_info {
- const char *name; /* Name given on command line. */
- enum mode_type type; /* Which structure element to change. */
- char flags; /* Setting and display options. */
- unsigned long bits; /* Bits to set for this mode. */
- unsigned long mask; /* Other bits to turn off for this mode. */
+ const char *name; /* Name given on command line. */
+ enum mode_type type; /* Which structure element to change. */
+ char flags; /* Setting and display options. */
+ unsigned long bits; /* Bits to set for this mode. */
+ unsigned long mask; /* Other bits to turn off for this mode. */
};
-static const struct mode_info mode_info[] = {
- {"parenb", control, REV, PARENB, 0},
- {"parodd", control, REV, PARODD, 0},
- {"cs5", control, 0, CS5, CSIZE},
- {"cs6", control, 0, CS6, CSIZE},
- {"cs7", control, 0, CS7, CSIZE},
- {"cs8", control, 0, CS8, CSIZE},
- {"hupcl", control, REV, HUPCL, 0},
- {"hup", control, REV | OMIT, HUPCL, 0},
- {"cstopb", control, REV, CSTOPB, 0},
- {"cread", control, SANE_SET | REV, CREAD, 0},
- {"clocal", control, REV, CLOCAL, 0},
+static const struct mode_info mode_info[] = {
+ {"parenb", control, REV, PARENB, 0 },
+ {"parodd", control, REV, PARODD, 0 },
+ {"cs5", control, 0, CS5, CSIZE},
+ {"cs6", control, 0, CS6, CSIZE},
+ {"cs7", control, 0, CS7, CSIZE},
+ {"cs8", control, 0, CS8, CSIZE},
+ {"hupcl", control, REV, HUPCL, 0 },
+ {"hup", control, REV | OMIT, HUPCL, 0 },
+ {"cstopb", control, REV, CSTOPB, 0 },
+ {"cread", control, SANE_SET | REV, CREAD, 0 },
+ {"clocal", control, REV, CLOCAL, 0 },
#ifdef CRTSCTS
- {"crtscts", control, REV, CRTSCTS, 0},
-#endif
-
- {"ignbrk", input, SANE_UNSET | REV, IGNBRK, 0},
- {"brkint", input, SANE_SET | REV, BRKINT, 0},
- {"ignpar", input, REV, IGNPAR, 0},
- {"parmrk", input, REV, PARMRK, 0},
- {"inpck", input, REV, INPCK, 0},
- {"istrip", input, REV, ISTRIP, 0},
- {"inlcr", input, SANE_UNSET | REV, INLCR, 0},
- {"igncr", input, SANE_UNSET | REV, IGNCR, 0},
- {"icrnl", input, SANE_SET | REV, ICRNL, 0},
- {"ixon", input, REV, IXON, 0},
- {"ixoff", input, SANE_UNSET | REV, IXOFF, 0},
- {"tandem", input, REV | OMIT, IXOFF, 0},
+ {"crtscts", control, REV, CRTSCTS, 0 },
+#endif
+ {"ignbrk", input, SANE_UNSET | REV, IGNBRK, 0 },
+ {"brkint", input, SANE_SET | REV, BRKINT, 0 },
+ {"ignpar", input, REV, IGNPAR, 0 },
+ {"parmrk", input, REV, PARMRK, 0 },
+ {"inpck", input, REV, INPCK, 0 },
+ {"istrip", input, REV, ISTRIP, 0 },
+ {"inlcr", input, SANE_UNSET | REV, INLCR, 0 },
+ {"igncr", input, SANE_UNSET | REV, IGNCR, 0 },
+ {"icrnl", input, SANE_SET | REV, ICRNL, 0 },
+ {"ixon", input, REV, IXON, 0 },
+ {"ixoff", input, SANE_UNSET | REV, IXOFF, 0 },
+ {"tandem", input, REV | OMIT, IXOFF, 0 },
#ifdef IUCLC
- {"iuclc", input, SANE_UNSET | REV, IUCLC, 0},
+ {"iuclc", input, SANE_UNSET | REV, IUCLC, 0 },
#endif
#ifdef IXANY
- {"ixany", input, SANE_UNSET | REV, IXANY, 0},
+ {"ixany", input, SANE_UNSET | REV, IXANY, 0 },
#endif
#ifdef IMAXBEL
- {"imaxbel", input, SANE_SET | REV, IMAXBEL, 0},
+ {"imaxbel", input, SANE_SET | REV, IMAXBEL, 0 },
#endif
-
- {"opost", output, SANE_SET | REV, OPOST, 0},
+ {"opost", output, SANE_SET | REV, OPOST, 0 },
#ifdef OLCUC
- {"olcuc", output, SANE_UNSET | REV, OLCUC, 0},
+ {"olcuc", output, SANE_UNSET | REV, OLCUC, 0 },
#endif
#ifdef OCRNL
- {"ocrnl", output, SANE_UNSET | REV, OCRNL, 0},
+ {"ocrnl", output, SANE_UNSET | REV, OCRNL, 0 },
#endif
#ifdef ONLCR
- {"onlcr", output, SANE_SET | REV, ONLCR, 0},
+ {"onlcr", output, SANE_SET | REV, ONLCR, 0 },
#endif
#ifdef ONOCR
- {"onocr", output, SANE_UNSET | REV, ONOCR, 0},
+ {"onocr", output, SANE_UNSET | REV, ONOCR, 0 },
#endif
#ifdef ONLRET
- {"onlret", output, SANE_UNSET | REV, ONLRET, 0},
+ {"onlret", output, SANE_UNSET | REV, ONLRET, 0 },
#endif
#ifdef OFILL
- {"ofill", output, SANE_UNSET | REV, OFILL, 0},
+ {"ofill", output, SANE_UNSET | REV, OFILL, 0 },
#endif
#ifdef OFDEL
- {"ofdel", output, SANE_UNSET | REV, OFDEL, 0},
+ {"ofdel", output, SANE_UNSET | REV, OFDEL, 0 },
#endif
#ifdef NLDLY
- {"nl1", output, SANE_UNSET, NL1, NLDLY},
- {"nl0", output, SANE_SET, NL0, NLDLY},
+ {"nl1", output, SANE_UNSET, NL1, NLDLY},
+ {"nl0", output, SANE_SET, NL0, NLDLY},
#endif
#ifdef CRDLY
- {"cr3", output, SANE_UNSET, CR3, CRDLY},
- {"cr2", output, SANE_UNSET, CR2, CRDLY},
- {"cr1", output, SANE_UNSET, CR1, CRDLY},
- {"cr0", output, SANE_SET, CR0, CRDLY},
+ {"cr3", output, SANE_UNSET, CR3, CRDLY},
+ {"cr2", output, SANE_UNSET, CR2, CRDLY},
+ {"cr1", output, SANE_UNSET, CR1, CRDLY},
+ {"cr0", output, SANE_SET, CR0, CRDLY},
#endif
+
#ifdef TABDLY
- {"tab3", output, SANE_UNSET, TAB3, TABDLY},
- {"tab2", output, SANE_UNSET, TAB2, TABDLY},
- {"tab1", output, SANE_UNSET, TAB1, TABDLY},
- {"tab0", output, SANE_SET, TAB0, TABDLY},
+ {"tab3", output, SANE_UNSET, TAB3, TABDLY},
+ {"tab2", output, SANE_UNSET, TAB2, TABDLY},
+ {"tab1", output, SANE_UNSET, TAB1, TABDLY},
+ {"tab0", output, SANE_SET, TAB0, TABDLY},
#else
# ifdef OXTABS
- {"tab3", output, SANE_UNSET, OXTABS, 0},
+ {"tab3", output, SANE_UNSET, OXTABS, 0 },
# endif
#endif
+
#ifdef BSDLY
- {"bs1", output, SANE_UNSET, BS1, BSDLY},
- {"bs0", output, SANE_SET, BS0, BSDLY},
+ {"bs1", output, SANE_UNSET, BS1, BSDLY},
+ {"bs0", output, SANE_SET, BS0, BSDLY},
#endif
#ifdef VTDLY
- {"vt1", output, SANE_UNSET, VT1, VTDLY},
- {"vt0", output, SANE_SET, VT0, VTDLY},
+ {"vt1", output, SANE_UNSET, VT1, VTDLY},
+ {"vt0", output, SANE_SET, VT0, VTDLY},
#endif
#ifdef FFDLY
- {"ff1", output, SANE_UNSET, FF1, FFDLY},
- {"ff0", output, SANE_SET, FF0, FFDLY},
+ {"ff1", output, SANE_UNSET, FF1, FFDLY},
+ {"ff0", output, SANE_SET, FF0, FFDLY},
#endif
-
- {"isig", local, SANE_SET | REV, ISIG, 0},
- {"icanon", local, SANE_SET | REV, ICANON, 0},
+ {"isig", local, SANE_SET | REV, ISIG, 0 },
+ {"icanon", local, SANE_SET | REV, ICANON, 0 },
#ifdef IEXTEN
- {"iexten", local, SANE_SET | REV, IEXTEN, 0},
-#endif
- {"echo", local, SANE_SET | REV, ECHO, 0},
- {"echoe", local, SANE_SET | REV, ECHOE, 0},
- {"crterase", local, REV | OMIT, ECHOE, 0},
- {"echok", local, SANE_SET | REV, ECHOK, 0},
- {"echonl", local, SANE_UNSET | REV, ECHONL, 0},
- {"noflsh", local, SANE_UNSET | REV, NOFLSH, 0},
+ {"iexten", local, SANE_SET | REV, IEXTEN, 0 },
+#endif
+ {"echo", local, SANE_SET | REV, ECHO, 0 },
+ {"echoe", local, SANE_SET | REV, ECHOE, 0 },
+ {"crterase", local, REV | OMIT, ECHOE, 0 },
+ {"echok", local, SANE_SET | REV, ECHOK, 0 },
+ {"echonl", local, SANE_UNSET | REV, ECHONL, 0 },
+ {"noflsh", local, SANE_UNSET | REV, NOFLSH, 0 },
#ifdef XCASE
- {"xcase", local, SANE_UNSET | REV, XCASE, 0},
+ {"xcase", local, SANE_UNSET | REV, XCASE, 0 },
#endif
#ifdef TOSTOP
- {"tostop", local, SANE_UNSET | REV, TOSTOP, 0},
+ {"tostop", local, SANE_UNSET | REV, TOSTOP, 0 },
#endif
#ifdef ECHOPRT
- {"echoprt", local, SANE_UNSET | REV, ECHOPRT, 0},
- {"prterase", local, REV | OMIT, ECHOPRT, 0},
+ {"echoprt", local, SANE_UNSET | REV, ECHOPRT, 0 },
+ {"prterase", local, REV | OMIT, ECHOPRT, 0 },
#endif
#ifdef ECHOCTL
- {"echoctl", local, SANE_SET | REV, ECHOCTL, 0},
- {"ctlecho", local, REV | OMIT, ECHOCTL, 0},
+ {"echoctl", local, SANE_SET | REV, ECHOCTL, 0 },
+ {"ctlecho", local, REV | OMIT, ECHOCTL, 0 },
#endif
#ifdef ECHOKE
- {"echoke", local, SANE_SET | REV, ECHOKE, 0},
- {"crtkill", local, REV | OMIT, ECHOKE, 0},
-#endif
-
- {evenp, combination, REV | OMIT, 0, 0},
- {parity, combination, REV | OMIT, 0, 0},
- {stty_oddp, combination, REV | OMIT, 0, 0},
- {stty_nl, combination, REV | OMIT, 0, 0},
- {stty_ek, combination, OMIT, 0, 0},
- {stty_sane, combination, OMIT, 0, 0},
- {cooked, combination, REV | OMIT, 0, 0},
- {raw, combination, REV | OMIT, 0, 0},
- {stty_pass8, combination, REV | OMIT, 0, 0},
- {litout, combination, REV | OMIT, 0, 0},
- {cbreak, combination, REV | OMIT, 0, 0},
+ {"echoke", local, SANE_SET | REV, ECHOKE, 0 },
+ {"crtkill", local, REV | OMIT, ECHOKE, 0 },
+#endif
+ {evenp, combination, REV | OMIT, 0, 0 },
+ {parity, combination, REV | OMIT, 0, 0 },
+ {stty_oddp, combination, REV | OMIT, 0, 0 },
+ {stty_nl, combination, REV | OMIT, 0, 0 },
+ {stty_ek, combination, OMIT, 0, 0 },
+ {stty_sane, combination, OMIT, 0, 0 },
+ {cooked, combination, REV | OMIT, 0, 0 },
+ {raw, combination, REV | OMIT, 0, 0 },
+ {stty_pass8, combination, REV | OMIT, 0, 0 },
+ {litout, combination, REV | OMIT, 0, 0 },
+ {cbreak, combination, REV | OMIT, 0, 0 },
#ifdef IXANY
- {decctlq, combination, REV | OMIT, 0, 0},
+ {decctlq, combination, REV | OMIT, 0, 0 },
#endif
#if defined (TABDLY) || defined (OXTABS)
- {stty_tabs, combination, REV | OMIT, 0, 0},
+ {stty_tabs, combination, REV | OMIT, 0, 0 },
#endif
#if defined(XCASE) && defined(IUCLC) && defined(OLCUC)
- {stty_lcase, combination, REV | OMIT, 0, 0},
- {stty_LCASE, combination, REV | OMIT, 0, 0},
+ {stty_lcase, combination, REV | OMIT, 0, 0 },
+ {stty_LCASE, combination, REV | OMIT, 0, 0 },
#endif
- {stty_crt, combination, OMIT, 0, 0},
- {stty_dec, combination, OMIT, 0, 0},
+ {stty_crt, combination, OMIT, 0, 0 },
+ {stty_dec, combination, OMIT, 0, 0 },
};
static const int NUM_mode_info =
@@ -358,83 +357,81 @@ static const int NUM_mode_info =
/* Control character settings. */
struct control_info {
- const char *name; /* Name given on command line. */
- unsigned char saneval; /* Value to set for `stty sane'. */
- int offset; /* Offset in c_cc. */
+ const char *name; /* Name given on command line. */
+ unsigned char saneval; /* Value to set for `stty sane'. */
+ int offset; /* Offset in c_cc. */
};
/* Control characters. */
-static const struct control_info control_info[] = {
- {"intr", CINTR, VINTR},
- {"quit", CQUIT, VQUIT},
- {"erase", CERASE, VERASE},
- {"kill", CKILL, VKILL},
- {stty_eof, CEOF, VEOF},
- {stty_eol, CEOL, VEOL},
+static const struct control_info control_info[] = {
+ {"intr", CINTR, VINTR},
+ {"quit", CQUIT, VQUIT},
+ {"erase", CERASE, VERASE},
+ {"kill", CKILL, VKILL},
+ {stty_eof, CEOF, VEOF},
+ {stty_eol, CEOL, VEOL},
#ifdef VEOL2
- {"eol2", CEOL2, VEOL2},
+ {"eol2", CEOL2, VEOL2},
#endif
#ifdef VSWTCH
- {stty_swtch, CSWTCH, VSWTCH},
+ {stty_swtch, CSWTCH, VSWTCH},
#endif
- {"start", CSTART, VSTART},
- {"stop", CSTOP, VSTOP},
- {"susp", CSUSP, VSUSP},
+ {"start", CSTART, VSTART},
+ {"stop", CSTOP, VSTOP},
+ {"susp", CSUSP, VSUSP},
#ifdef VDSUSP
- {"dsusp", CDSUSP, VDSUSP},
+ {"dsusp", CDSUSP, VDSUSP},
#endif
#ifdef VREPRINT
- {"rprnt", CRPRNT, VREPRINT},
+ {"rprnt", CRPRNT, VREPRINT},
#endif
#ifdef VWERASE
- {"werase", CWERASE, VWERASE},
+ {"werase", CWERASE, VWERASE},
#endif
#ifdef VLNEXT
- {"lnext", CLNEXT, VLNEXT},
+ {"lnext", CLNEXT, VLNEXT},
#endif
#ifdef VFLUSHO
- {"flush", CFLUSHO, VFLUSHO},
+ {"flush", CFLUSHO, VFLUSHO},
#endif
#ifdef VSTATUS
- {"status", CSTATUS, VSTATUS},
+ {"status", CSTATUS, VSTATUS},
#endif
-
/* These must be last because of the display routines. */
- {stty_min, 1, VMIN},
- {stty_time, 0, VTIME},
+ {stty_min, 1, VMIN},
+ {stty_time, 0, VTIME},
};
static const int NUM_control_info =
(sizeof(control_info) / sizeof(struct control_info));
-static const char *visible(unsigned int ch);
+static const char * visible(unsigned int ch);
static unsigned long baud_to_value(speed_t speed);
-static int recover_mode(char *arg, struct termios *mode);
-static int screen_columns(void);
-static int set_mode(const struct mode_info *info,
- int reversed, struct termios *mode);
-static speed_t string_to_baud(const char *arg);
-static tcflag_t *mode_type_flag(enum mode_type type, struct termios *mode);
-static void display_all(struct termios *mode, int fd,
- const char *device_name);
-static void display_changed(struct termios *mode);
-static void display_recoverable(struct termios *mode);
-static void display_settings(enum output_type output_type,
- struct termios *mode, int fd,
- const char *device_name);
-static void display_speed(struct termios *mode, int fancy);
-static void display_window_size(int fancy, int fd,
- const char *device_name);
-static void sane_mode(struct termios *mode);
-static void set_control_char(const struct control_info *info,
- const char *arg, struct termios *mode);
-static void set_speed(enum speed_setting type,
- const char *arg, struct termios *mode);
-static void set_window_size(int rows, int cols, int fd,
-
- const char *device_name);
+static int recover_mode(char *arg, struct termios *mode);
+static int screen_columns(void);
+static int set_mode(const struct mode_info *info,
+ int reversed, struct termios *mode);
+static speed_t string_to_baud(const char *arg);
+static tcflag_t* mode_type_flag(enum mode_type type, struct termios *mode);
+static void display_all(struct termios *mode, int fd,
+ const char *device_name);
+static void display_changed(struct termios *mode);
+static void display_recoverable(struct termios *mode);
+static void display_settings(enum output_type output_type,
+ struct termios *mode, int fd,
+ const char *device_name);
+static void display_speed(struct termios *mode, int fancy);
+static void display_window_size(int fancy, int fd,
+ const char *device_name);
+static void sane_mode(struct termios *mode);
+static void set_control_char(const struct control_info *info,
+ const char *arg, struct termios *mode);
+static void set_speed(enum speed_setting type,
+ const char *arg, struct termios *mode);
+static void set_window_size(int rows, int cols, int fd,
+ const char *device_name);
/* The width of the screen, for output wrapping. */
static int max_col;
@@ -449,7 +446,7 @@ static int current_col;
static void wrapf(const char *message, ...)
{
va_list args;
- char buf[1024]; /* Plenty long for our needs. */
+ char buf[1024]; /* Plenty long for our needs. */
int buflen;
va_start(args, message);
@@ -469,25 +466,29 @@ static void wrapf(const char *message, ...)
}
static const struct suffix_mult stty_suffixes[] = {
- {"b", 512},
- {"k", 1024},
- {"B", 1024},
- {NULL, 0}
+ {"b", 512 },
+ {"k", 1024},
+ {"B", 1024},
+ {NULL, 0 }
};
+#ifndef TEST
extern int stty_main(int argc, char **argv)
+#else
+extern int main(int argc, char **argv)
+#endif
{
struct termios mode;
- enum output_type output_type;
- int optc;
- int require_set_attr;
- int speed_was_set;
- int verbose_output;
- int recoverable_output;
- int k;
- int noargs = 1;
- char *file_name = NULL;
- int fd;
+ enum output_type output_type;
+ int optc;
+ int require_set_attr;
+ int speed_was_set;
+ int verbose_output;
+ int recoverable_output;
+ int k;
+ int noargs = 1;
+ char * file_name = NULL;
+ int fd;
const char *device_name;
output_type = changed;
@@ -515,7 +516,7 @@ extern int stty_main(int argc, char **argv)
file_name = optarg;
break;
- default: /* unrecognized option */
+ default: /* unrecognized option */
noargs = 0;
break;
}
@@ -581,43 +582,39 @@ extern int stty_main(int argc, char **argv)
++argv[k];
reversed = 1;
}
- for (i = 0; i < NUM_mode_info; ++i) {
+ for (i = 0; i < NUM_mode_info; ++i)
if (STREQ(argv[k], mode_info[i].name)) {
match_found = set_mode(&mode_info[i], reversed, &mode);
require_set_attr = 1;
break;
}
- }
- if (match_found == 0 && reversed) {
+
+ if (match_found == 0 && reversed)
error_msg_and_die("invalid argument `%s'", --argv[k]);
- }
- if (match_found == 0) {
- for (i = 0; i < NUM_control_info; ++i) {
+
+ if (match_found == 0)
+ for (i = 0; i < NUM_control_info; ++i)
if (STREQ(argv[k], control_info[i].name)) {
- if (k == argc - 1) {
- error_msg_and_die("missing argument to `%s'", argv[k]);
- }
+ if (k == argc - 1)
+ error_msg_and_die("missing argument to `%s'", argv[k]);
match_found = 1;
++k;
set_control_char(&control_info[i], argv[k], &mode);
require_set_attr = 1;
break;
}
- }
- }
+
if (match_found == 0) {
if (STREQ(argv[k], "ispeed")) {
- if (k == argc - 1) {
- error_msg_and_die("missing argument to `%s'", argv[k]);
- }
+ if (k == argc - 1)
+ error_msg_and_die("missing argument to `%s'", argv[k]);
++k;
set_speed(input_speed, argv[k], &mode);
speed_was_set = 1;
require_set_attr = 1;
} else if (STREQ(argv[k], "ospeed")) {
- if (k == argc - 1) {
- error_msg_and_die("missing argument to `%s'", argv[k]);
- }
+ if (k == argc - 1)
+ error_msg_and_die("missing argument to `%s'", argv[k]);
++k;
set_speed(output_speed, argv[k], &mode);
speed_was_set = 1;
@@ -625,20 +622,18 @@ extern int stty_main(int argc, char **argv)
}
#ifdef TIOCGWINSZ
else if (STREQ(argv[k], "rows")) {
- if (k == argc - 1) {
- error_msg_and_die("missing argument to `%s'", argv[k]);
- }
+ if (k == argc - 1)
+ error_msg_and_die("missing argument to `%s'", argv[k]);
++k;
set_window_size((int) parse_number(argv[k], stty_suffixes),
-1, fd, device_name);
} else if (STREQ(argv[k], "cols") || STREQ(argv[k], "columns")) {
- if (k == argc - 1) {
- error_msg_and_die("missing argument to `%s'", argv[k]);
- }
+ if (k == argc - 1)
+ error_msg_and_die("missing argument to `%s'", argv[k]);
++k;
set_window_size(-1,
- (int) parse_number(argv[k], stty_suffixes),
- fd, device_name);
+ (int) parse_number(argv[k], stty_suffixes),
+ fd, device_name);
} else if (STREQ(argv[k], "size")) {
max_col = screen_columns();
current_col = 0;
@@ -647,9 +642,8 @@ extern int stty_main(int argc, char **argv)
#endif
#ifdef HAVE_C_LINE
else if (STREQ(argv[k], "line")) {
- if (k == argc - 1) {
+ if (k == argc - 1)
error_msg_and_die("missing argument to `%s'", argv[k]);
- }
++k;
mode.c_line = parse_number(argv[k], stty_suffixes);
require_set_attr = 1;
@@ -658,16 +652,14 @@ extern int stty_main(int argc, char **argv)
else if (STREQ(argv[k], "speed")) {
max_col = screen_columns();
display_speed(&mode, 0);
- } else if (string_to_baud(argv[k]) != (speed_t) - 1) {
+ } else if (recover_mode(argv[k], &mode) == 1)
+ require_set_attr = 1;
+ else if (string_to_baud(argv[k]) != (speed_t) - 1) {
set_speed(both_speeds, argv[k], &mode);
speed_was_set = 1;
require_set_attr = 1;
- } else {
- if (recover_mode(argv[k], &mode) == 0) {
- error_msg_and_die("invalid argument `%s'", argv[k]);
- }
- require_set_attr = 1;
- }
+ } else
+ error_msg_and_die("invalid argument `%s'", argv[k]);
}
k++;
}
@@ -712,21 +704,8 @@ extern int stty_main(int argc, char **argv)
new_mode.c_cflag &= (~CIBAUD);
if (speed_was_set || memcmp(&mode, &new_mode, sizeof(mode)) != 0)
#endif
- {
error_msg_and_die ("%s: unable to perform all requested operations",
device_name);
-#ifdef TESTING
- {
- size_t i;
-
- printf("new_mode: mode\n");
- for (i = 0; i < sizeof(new_mode); i++)
- printf("0x%02x: 0x%02x\n",
- *(((unsigned char *) &new_mode) + i),
- *(((unsigned char *) &mode) + i));
- }
-#endif
- }
}
}
@@ -882,9 +861,9 @@ set_mode(const struct mode_info *info, int reversed, struct termios *mode)
#endif
;
else if (info->name == stty_dec) {
- mode->c_cc[VINTR] = 3; /* ^C */
- mode->c_cc[VERASE] = 127; /* DEL */
- mode->c_cc[VKILL] = 21; /* ^U */
+ mode->c_cc[VINTR] = 3; /* ^C */
+ mode->c_cc[VERASE] = 127; /* DEL */
+ mode->c_cc[VKILL] = 21; /* ^U */
mode->c_lflag |= ECHOE
#ifdef ECHOCTL
| ECHOCTL
@@ -917,11 +896,11 @@ set_control_char(const struct control_info *info, const char *arg,
value = arg[0];
else if (STREQ(arg, "^-") || STREQ(arg, "undef"))
value = _POSIX_VDISABLE;
- else if (arg[0] == '^' && arg[1] != '\0') { /* Ignore any trailing junk. */
+ else if (arg[0] == '^' && arg[1] != '\0') { /* Ignore any trailing junk. */
if (arg[1] == '?')
value = 127;
else
- value = arg[1] & ~0140; /* Non-letters get weird results. */
+ value = arg[1] & ~0140; /* Non-letters get weird results. */
} else
value = parse_number(arg, stty_suffixes);
mode->c_cc[info->offset] = value;
@@ -1047,7 +1026,7 @@ static tcflag_t *mode_type_flag(enum mode_type type, struct termios *mode)
case local:
return &mode->c_lflag;
- default: /* combination: */
+ default: /* combination: */
return NULL;
}
}
@@ -1262,8 +1241,8 @@ static int recover_mode(char *arg, struct termios *mode)
}
struct speed_map {
- speed_t speed; /* Internal form. */
- unsigned long value; /* Numeric value. */
+ speed_t speed; /* Internal form. */
+ unsigned long value; /* Numeric value. */
};
static const struct speed_map speeds[] = {
@@ -1382,6 +1361,79 @@ static const char *visible(unsigned int ch)
return (const char *) buf;
}
+#ifdef TEST
+unsigned long parse_number(const char *numstr,
+ const struct suffix_mult *suffixes)
+{
+ const struct suffix_mult *sm;
+ unsigned long int ret;
+ int len;
+ char *end;
+
+ ret = strtoul(numstr, &end, 10);
+ if (numstr == end)
+ error_msg_and_die("invalid number `%s'", numstr);
+ while (end[0] != '\0') {
+ sm = suffixes;
+ while ( sm != 0 ) {
+ if(sm->suffix) {
+ len = strlen(sm->suffix);
+ if (strncmp(sm->suffix, end, len) == 0) {
+ ret *= sm->mult;
+ end += len;
+ break;
+ }
+ sm++;
+
+ } else
+ sm = 0;
+ }
+ if (sm == 0)
+ error_msg_and_die("invalid number `%s'", numstr);
+ }
+ return ret;
+}
+
+const char *applet_name = "stty";
+
+static void verror_msg(const char *s, va_list p)
+{
+ fflush(stdout);
+ fprintf(stderr, "%s: ", applet_name);
+ vfprintf(stderr, s, p);
+}
+
+extern void error_msg_and_die(const char *s, ...)
+{
+ va_list p;
+
+ va_start(p, s);
+ verror_msg(s, p);
+ va_end(p);
+ putc('\n', stderr);
+ exit(EXIT_FAILURE);
+}
+
+static void vperror_msg(const char *s, va_list p)
+{
+ int err=errno;
+ verror_msg(s, p);
+ if (*s) s = ": ";
+ fprintf(stderr, "%s%s\n", s, strerror(err));
+}
+
+extern void perror_msg_and_die(const char *s, ...)
+{
+ va_list p;
+
+ va_start(p, s);
+ vperror_msg(s, p);
+ va_end(p);
+ exit(EXIT_FAILURE);
+}
+
+#endif
+
/*
Local Variables:
c-file-style: "linux"