Signed-off-by: Joachim Schmitz <j...@schmitz-digital.de>
---
As discussed now as a small helper function rather than #ifdef/#endif in the
primary flow of the code.
And hopefully without having screwed up whitespace and line breaks
sha1_file.c | 22 +++++++++++++++-------
1 file changed, 15 insertions(+), 7 deletions(-)
diff --git a/sha1_file.c b/sha1_file.c
index af5cfbd..427f9e6 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -731,6 +731,20 @@ void free_pack_by_name(const char *pack_name)
}
}
+static unsigned int get_max_fd_limit(void)
+{
+#ifdef _SC_OPEN_MAX
+ return sysconf(_SC_OPEN_MAX);
+#else
+ struct rlimit lim;
+
+ if (getrlimit(RLIMIT_NOFILE, &lim))
+ die_errno("cannot get RLIMIT_NOFILE");
+
+ return lim.rlim_cur;
+#endif
+}
+
/*
* Do not call this directly as this leaks p->pack_fd on error return;
* call open_packed_git() instead.
@@ -747,13 +761,7 @@ static int open_packed_git_1(struct packed_git *p)
return error("packfile %s index unavailable", p->pack_name);
if (!pack_max_fds) {
- struct rlimit lim;
- unsigned int max_fds;
-
- if (getrlimit(RLIMIT_NOFILE, &lim))
- die_errno("cannot get RLIMIT_NOFILE");
-
- max_fds = lim.rlim_cur;
+ unsigned int max_fds = get_max_fd_limit();
/* Save 3 for stdin/stdout/stderr, 22 for work */
if (25 < max_fds)
--
1.7.12
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