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Fix several dialog/terminal problems.

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Add code to autodetect terminal entry, if TERM undefined
This commit is contained in:
Andrey A. Chernov 1994-10-18 18:45:49 +00:00
parent eb0a76a869
commit c2ac03b44a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=3696
1 changed files with 46 additions and 20 deletions
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66
sbin/sysinstall/sysinstall.c
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@ -14,11 +14,11 @@
#include <dialog.h>
#include <fcntl.h>
#include <ncurses.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/errno.h>
@ -30,6 +30,7 @@
#include <sys/stat.h>
#include <sys/wait.h>
#include <ufs/ffs/fs.h>
#include <machine/console.h>
#include "bootarea.h"
#include "sysinstall.h"
@ -53,6 +54,7 @@ int no_disks = 0;
int inst_disk = 0;
int inst_part = 0;
int custom_install;
int dialog_active = 0;
void leave_sysinstall();
void abort_task();
@ -173,18 +175,26 @@ void
cleanup()
{
free_memory();
endwin();
if (dialog_active)
end_dialog();
}
void
fatal(char *errmsg)
{
if (dialog_active)
dialog_msgbox("Fatal Error -- Aborting installation", errmsg, 10, 75, 20);
else
fprintf(stderr, "Fatal Error -- Aborting installation:\n%s\n", errmsg);
if (getpid() == 1) {
if (reboot(RB_AUTOBOOT) == -1)
while (1)
if (dialog_active)
dialog_msgbox("Fatal Error -- Aborting installation",
"Reboot failed after a fatal error -- hit reset", 10, 75, 20);
else
fprintf(stderr, "Fatal Error -- Aborting installation:\n%s\n",
"Reboot failed after a fatal error -- hit reset");
} else {
cleanup();
exit(1);
@ -321,30 +331,43 @@ exec(char *cmd, char *args, ...)
return(0);
}
void
int
set_termcap()
{
char *term;
term = getenv("TERM");
if (term == NULL) {
putenv("TERM=cons25");
putenv("TERMCAP=\
cons25|ansis|ansi80x25:\
:ac=l\\332m\\300k\\277j\\331u\\264t\\303v\\301w\\302q\\304x\\263n\\305`^Da\\260f\\370g\\361~\\371.^Y-^Xh\\261I^U0\\333y\\363z\\362:\
:al=\\E[L:am:bs:cd=\\E[J:ce=\\E[K:cl=\\E[H\\E[J:cm=\\E[%i%d;%dH:co#80:\
:dc=\\E[P:dl=\\E[M:do=\\E[B:bt=\\E[Z:ho=\\E[H:ic=\\E[@:li#25:\
:ms:nd=\\E[C:pt:rs=\\E[x\\E[m\\Ec:so=\\E[7m:se=\\E[m:up=\\E[A:\
:pa#64:Co#8:Sf=\\E[3%dm:Sb=\\E[4%dm:op=\\E[37;40m:\
:k1=\\E[M:k2=\\E[N:k3=\\E[O:k4=\\E[P:k5=\\E[Q:k6=\\E[R:k7=\\E[S:k8=\\E[T:\
:k9=\\E[U:k;=\\E[V:F1=\\E[W:F2=\\E[X:\
:kb=^H:kh=\\E[H:ku=\\E[A:kd=\\E[B:kl=\\E[D:kr=\\E[C:\
:le=^H:eo:sf=\\E[S:sr=\\E[T:\
:kN=\\E[G:kP=\\E[I:@7=\\E[F:kI=\\E[L:kD=\\177:kB=\\E[Z:\
:IC=\\E[%d@:DC=\\E[%dP:SF=\\E[%dS:SR=\\E[%dT:AL=\\E[%dL:DL=\\E[%dM:\
:DO=\\E[%dB:LE=\\E[%dD:RI=\\E[%dC:UP=\\E[%dA:bw:\
:mb=\\E[5m:md=\\E[1m:mh=\\E[30;1m:mr=\\E[7m:me=\\E[m:bl=^G:ut:it#8:");
int color_display;
if (setenv("TERMCAP", "/etc/termcap.small", 1) < 0)
return -1;
if (ioctl(STDERR_FILENO, GIO_COLOR, &color_display) < 0) {
char buf[64];
int len;
/* serial console */
fprintf(stderr, "Enter your terminal type (must be present in /etc/termcap.small): ");
if (fgets(buf, sizeof(buf), stdin) == NULL)
return -1;
len = strlen(buf);
if (len > 0 && buf[len-1] == '\n')
buf[len-1] = '\0';
if (setenv("TERM", buf, 1) < 0)
return -1;
} else if (color_display) {
/* color console */
if (setenv("TERM", "cons25", 1) < 0)
return -1;
} else {
/* mono console */
if (setenv("TERM", "cons25-m", 1) < 0)
return -1;
}
}
return 0;
}
int
@ -653,10 +676,13 @@ main(int argc, char **argv)
setlogin("root");
}
set_termcap();
/* /etc/termcap.small used, if TERM undefined */
if (set_termcap() == -1)
fatal("Can't find terminal entry\n");
if (alloc_memory() == -1)
fatal("Couldn't allocate memory\n");
init_dialog();
dialog_active = 1;
strcpy(scratch, "/etc/");
strcat(scratch, STATUSFILE);