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tree-wide: use FORK_RLIMIT_NOFILE_SAFE wherever possible

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Similar to the previous commit: in many cases no further fd processing
needs to be done in forked of children before execve() or any of its
flavours are called. In those case we can use FORK_RLIMIT_NOFILE_SAFE
instead.
This commit is contained in:
Lennart Poettering
2018-12-01 12:50:45 +01:00
parent 595225af7a
commit 0672e2c6f8
11 changed files with 15 additions and 15 deletions
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src/shared/pager.c
+2 -2
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@@ -132,7 +132,7 @@ int pager_open(PagerFlags flags) {
if (flags & PAGER_JUMP_TO_END)
less_opts = strjoina(less_opts, " +G");
r = safe_fork("(pager)", FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_LOG, &pager_pid);
r = safe_fork("(pager)", FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_RLIMIT_NOFILE_SAFE|FORK_LOG, &pager_pid);
if (r < 0)
return r;
if (r == 0) {
@@ -257,7 +257,7 @@ int show_man_page(const char *desc, bool null_stdio) {
} else
args[1] = desc;
r = safe_fork("(man)", FORK_RESET_SIGNALS|FORK_DEATHSIG|(null_stdio ? FORK_NULL_STDIO : 0)|FORK_LOG, &pid);
r = safe_fork("(man)", FORK_RESET_SIGNALS|FORK_DEATHSIG|(null_stdio ? FORK_NULL_STDIO : 0)|FORK_RLIMIT_NOFILE_SAFE|FORK_LOG, &pid);
if (r < 0)
return r;
if (r == 0) {