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stty: reduce #ifdef forest

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This commit is contained in:
Denis Vlasenko 2006-09-19 14:20:22 +00:00
parent e40c04b826
commit 8971cdaeca
1 changed files with 45 additions and 52 deletions
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97
coreutils/stty.c
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@ -765,6 +765,40 @@ end_option:
return EXIT_SUCCESS;
}
/* Save set_mode from #ifdef forest plague */
#ifndef ONLCR
#define ONLCR 0
#endif
#ifndef OCRNL
#define OCRNL 0
#endif
#ifndef ONLRET
#define ONLRET 0
#endif
#ifndef XCASE
#define XCASE 0
#endif
#ifndef IXANY
#define IXANY 0
#endif
#ifndef TABDLY
#define TABDLY 0
#endif
#ifndef OXTABS
#define OXTABS 0
#endif
#ifndef IUCLC
#define IUCLC 0
#endif
#ifndef OLCUC
#define OLCUC 0
#endif
#ifndef ECHOCTL
#define ECHOCTL 0
#endif
#ifndef ECHOKE
#define ECHOKE 0
#endif
static void
set_mode(const struct mode_info *info, int reversed, struct termios *mode)
@ -790,23 +824,10 @@ set_mode(const struct mode_info *info, int reversed, struct termios *mode)
} else if (info->name == stty_nl) {
if (reversed) {
mode->c_iflag = (mode->c_iflag | ICRNL) & ~INLCR & ~IGNCR;
mode->c_oflag = (mode->c_oflag
#ifdef ONLCR
| ONLCR
#endif
)
#ifdef OCRNL
& ~OCRNL
#endif
#ifdef ONLRET
& ~ONLRET
#endif
;
mode->c_oflag = (mode->c_oflag | ONLCR) & ~OCRNL & ~ONLRET;
} else {
mode->c_iflag = mode->c_iflag & ~ICRNL;
#ifdef ONLCR
mode->c_oflag = mode->c_oflag & ~ONLCR;
#endif
if (ONLCR) mode->c_oflag = mode->c_oflag & ~ONLCR;
}
} else if (info->name == stty_ek) {
mode->c_cc[VERASE] = CERASE;
@ -853,42 +874,31 @@ set_mode(const struct mode_info *info, int reversed, struct termios *mode)
/* Raw mode */
mode->c_iflag = 0;
mode->c_oflag &= ~OPOST;
mode->c_lflag &= ~(ISIG | ICANON
#ifdef XCASE
| XCASE
#endif
);
mode->c_lflag &= ~(ISIG | ICANON | XCASE);
mode->c_cc[VMIN] = 1;
mode->c_cc[VTIME] = 0;
}
}
#ifdef IXANY
else if (info->name == decctlq) {
else if (IXANY && info->name == decctlq) {
if (reversed)
mode->c_iflag |= IXANY;
else
mode->c_iflag &= ~IXANY;
}
#endif
#ifdef TABDLY
else if (info->name == stty_tabs) {
else if (TABDLY && info->name == stty_tabs) {
if (reversed)
mode->c_oflag = (mode->c_oflag & ~TABDLY) | TAB3;
else
mode->c_oflag = (mode->c_oflag & ~TABDLY) | TAB0;
}
#else
# ifdef OXTABS
else if (info->name == stty_tabs) {
else if (OXTABS && info->name == stty_tabs) {
if (reversed)
mode->c_oflag = mode->c_oflag | OXTABS;
else
mode->c_oflag = mode->c_oflag & ~OXTABS;
}
# endif
#endif
#if defined(XCASE) && defined(IUCLC) && defined(OLCUC)
else if (info->name == stty_lcase || info->name == stty_LCASE) {
else if (XCASE && IUCLC && OLCUC
&& (info->name == stty_lcase || info->name == stty_LCASE)) {
if (reversed) {
mode->c_lflag &= ~XCASE;
mode->c_iflag &= ~IUCLC;
@ -899,31 +909,14 @@ set_mode(const struct mode_info *info, int reversed, struct termios *mode)
mode->c_oflag |= OLCUC;
}
}
#endif
else if (info->name == stty_crt)
mode->c_lflag |= ECHOE
#ifdef ECHOCTL
| ECHOCTL
#endif
#ifdef ECHOKE
| ECHOKE
#endif
;
mode->c_lflag |= ECHOE | ECHOCTL | ECHOKE;
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_lflag |= ECHOE
#ifdef ECHOCTL
| ECHOCTL
#endif
#ifdef ECHOKE
| ECHOKE
#endif
;
#ifdef IXANY
mode->c_iflag &= ~IXANY;
#endif
mode->c_lflag |= ECHOE | ECHOCTL | ECHOKE;
if (IXANY) mode->c_iflag &= ~IXANY;
}
} else if (reversed)
*bitsp = *bitsp & ~((unsigned long)info->mask) & ~info->bits;