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Don't close and reopen tty files when running scripts.

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This commit is contained in:
Bruce Hill 2020-02-24 02:50:39 -08:00
parent 865092c656
commit 327d65f7be
1 changed files with 2 additions and 7 deletions
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9
bb.c
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@ -896,8 +896,6 @@ int run_script(bb_t *bb, const char *cmd)
proc_t *proc = memcheck(calloc(1, sizeof(proc_t)));
signal(SIGTTOU, SIG_IGN);
if ((proc->pid = fork()) == 0) {
fclose(tty_out); tty_out = NULL;
fclose(tty_in); tty_in = NULL;
pid_t pgrp = getpid();
(void)setpgid(0, pgrp);
if (tcsetpgrp(STDIN_FILENO, pgrp))
@ -916,11 +914,8 @@ int run_script(bb_t *bb, const char *cmd)
setenv("BBCURSOR", bb->nfiles ? bb->files[bb->cursor]->fullname : "", 1);
int ttyout, ttyin;
ttyout = open("/dev/tty", O_RDWR);
ttyin = open("/dev/tty", O_RDONLY);
dup2(ttyout, STDOUT_FILENO);
dup2(ttyin, STDIN_FILENO);
dup2(fileno(tty_out), STDOUT_FILENO);
dup2(fileno(tty_in), STDIN_FILENO);
execvp(args[0], args);
err("Failed to execute command: '%s'", cmd);
return -1;