version 1.181, 2017/01/09 01:36:22 |
version 1.182, 2017/01/09 17:49:55 |
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/* Stop here until moved to the foreground. */ |
/* Stop here until moved to the foreground. */ |
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tc_pgid = tcgetpgrp(STDIN_FILENO); |
tc_pgid = tcgetpgrp(tag_files->ofd); |
if (tc_pgid != man_pgid) { |
if (tc_pgid != man_pgid) { |
if (tc_pgid == pager_pid) { |
if (tc_pgid == pager_pid) { |
(void)tcsetpgrp(STDIN_FILENO, |
(void)tcsetpgrp(tag_files->ofd, |
man_pgid); |
man_pgid); |
if (signum == SIGTTIN) |
if (signum == SIGTTIN) |
continue; |
continue; |
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/* Once in the foreground, activate the pager. */ |
/* Once in the foreground, activate the pager. */ |
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if (pager_pid) { |
if (pager_pid) { |
(void)tcsetpgrp(STDIN_FILENO, pager_pid); |
(void)tcsetpgrp(tag_files->ofd, pager_pid); |
kill(pager_pid, SIGCONT); |
kill(pager_pid, SIGCONT); |
} else |
} else |
pager_pid = spawn_pager(tag_files); |
pager_pid = spawn_pager(tag_files); |
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break; |
break; |
default: |
default: |
(void)setpgid(pager_pid, 0); |
(void)setpgid(pager_pid, 0); |
(void)tcsetpgrp(STDIN_FILENO, pager_pid); |
(void)tcsetpgrp(tag_files->ofd, pager_pid); |
if (pledge("stdio rpath tmppath tty proc", NULL) == -1) |
if (pledge("stdio rpath tmppath tty proc", NULL) == -1) |
err((int)MANDOCLEVEL_SYSERR, "pledge"); |
err((int)MANDOCLEVEL_SYSERR, "pledge"); |
tag_files->pager_pid = pager_pid; |
tag_files->pager_pid = pager_pid; |
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/* Do not start the pager before controlling the terminal. */ |
/* Do not start the pager before controlling the terminal. */ |
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while (tcgetpgrp(STDIN_FILENO) != getpid()) |
while (tcgetpgrp(STDOUT_FILENO) != getpid()) |
nanosleep(&timeout, NULL); |
nanosleep(&timeout, NULL); |
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execvp(argv[0], argv); |
execvp(argv[0], argv); |