Add death tally support to s6-supervise, throttling support to s6_svstatus_t

1 files changed, 16 insertions, 0 deletions

diff --git a/src/libs6/s6_dtally_write.c b/src/libs6/s6_dtally_write.c
new file mode 100644
index 0000000..785376a
--- /dev/null
+++ b/src/libs6/s6_dtally_write.c
@@ -0,0 +1,16 @@
+/* ISC license. */
+
+#include <string.h>
+#include <skalibs/djbunix.h>
+#include <s6/s6-supervise.h>
+
+int s6_dtally_write (char const *sv, s6_dtally_t const *tab, size_t n)
+{
+  size_t len = strlen(sv) ;
+  char fn[len + sizeof(S6_DTALLY_FILENAME) + 1] ;
+  char tmp[n ? S6_DTALLY_PACK * n : 1] ;
+  memcpy(fn, sv, len) ;
+  memcpy(fn + len, "/" S6_DTALLY_FILENAME, sizeof(S6_DTALLY_FILENAME) + 1) ;
+  for (size_t i = 0 ; i < n ; i++) s6_dtally_pack(tmp + i * S6_DTALLY_PACK, tab + i) ;
+  return openwritenclose_suffix(fn, tmp, n * S6_DTALLY_PACK, ".new") ;
+}