3 files changed, 15 insertions, 24 deletions

diff --git a/src/libs6rc/s6rc_servicedir_block.c b/src/libs6rc/s6rc_servicedir_block.c
index a7e2b12..bfa6440 100644
--- a/src/libs6rc/s6rc_servicedir_block.c
+++ b/src/libs6rc/s6rc_servicedir_block.c
@@ -1,8 +1,8 @@
 /* ISC license. */
 
 #include <string.h>
-#include <errno.h>
 #include <unistd.h>
+#include <skalibs/posixplz.h>
 #include <skalibs/djbunix.h>
 #include <s6/s6-supervise.h>
 #include <s6-rc/s6rc-servicedir.h>
@@ -18,9 +18,7 @@ int s6rc_servicedir_block (char const *dir)
   if (!touch(fn)) return -1 ;
   if (s6_svc_writectl(dir, S6_SUPERVISE_CTLDIR, "O", 1) < 0)
   {
-    int e = errno ;
-    unlink(fn) ;
-    errno = e ;
+    unlink_void(fn) ;
     return -1 ;
   }
   return status.flagwantup ;
diff --git a/src/libs6rc/s6rc_servicedir_manage.c b/src/libs6rc/s6rc_servicedir_manage.c
index 940582c..5449f35 100644
--- a/src/libs6rc/s6rc_servicedir_manage.c
+++ b/src/libs6rc/s6rc_servicedir_manage.c
@@ -31,8 +31,8 @@ int s6rc_servicedir_manage (char const *live, char const *prefix, tain_t const *
   gid_t gid = getgid() ;
   size_t livelen = strlen(live) ;
   size_t prefixlen = strlen(prefix) ;
+  int fdlock ;
   int ok = 1 ;
-  int e = 0 ;
   DIR *dir ;
   char dirfn[livelen + 13] ;
   if (!ftrigr_startf(&a, deadline, stamp)) return 0 ;
@@ -49,7 +49,6 @@ int s6rc_servicedir_manage (char const *live, char const *prefix, tain_t const *
     if (d->d_name[0] == '.') continue ;
     {
       size_t len = strlen(d->d_name) ;
-      int fdlock ;
       int r ;
       uint16_t id ;
       char srcfn[livelen + 20 + len] ;
@@ -60,15 +59,15 @@ int s6rc_servicedir_manage (char const *live, char const *prefix, tain_t const *
       fdlock = s6_svc_lock_take(srcfn) ;
       if (fdlock < 0) goto err ;
       r = s6_svc_ok(srcfn) ;
-      if (r < 0) goto errinloop ;
+      if (r < 0) goto erru ;
       if (!r)
       {
         memcpy(srcfn + livelen + 13 + len, "/down", 6) ;
-        if (!touch(srcfn)) goto errinloop ;
+        if (!touch(srcfn)) goto erru ;
         memcpy(srcfn + livelen + 14 + len, "event", 6) ;
-        if (!ftrigw_fifodir_make(srcfn, gid, 0)) goto errinloop ;
+        if (!ftrigw_fifodir_make(srcfn, gid, 0)) goto erru ;
         id = ftrigr_subscribe(&a, srcfn, "s", 0, deadline, stamp) ;
-        if (!id) goto errinloop ;
+        if (!id) goto erru ;
         s6_svc_lock_release(fdlock) ;
         if (!genalloc_append(uint16_t, &ids, &id)) goto err ;
         srcfn[livelen + 13 + len] = 0 ;
@@ -86,16 +85,10 @@ int s6rc_servicedir_manage (char const *live, char const *prefix, tain_t const *
       {
         if (!stralloc_catb(&newnames, d->d_name, len + 1))
         {
-          e = errno ;
           s6rc_servicedir_unsupervise(live, prefix, d->d_name, 0) ;
-          goto errn ;
+          goto err ;
         }
       }
-      continue ;
-     errinloop:
-      e = errno ;
-      s6_svc_lock_release(fdlock) ;
-      goto errn ;
     }
   }
   if (errno) goto err ;
@@ -117,18 +110,14 @@ int s6rc_servicedir_manage (char const *live, char const *prefix, tain_t const *
   stralloc_free(&newnames) ;
   return ok ;
 
+ erru:
+  s6_svc_lock_release(fdlock) ;
  err:
-  e = errno ;
- errn:
   dir_close(dir) ;
-  goto closederrn ;
  closederr:
-  e = errno ;
- closederrn:
   ftrigr_end(&a) ;
   genalloc_free(uint16_t, &ids) ;
   rollback(live, prefix, newnames.s, newnames.len) ;
   stralloc_free(&newnames) ;
-  errno = e ;  
   return 0 ;
 }
diff --git a/src/libs6rc/s6rc_servicedir_unsupervise.c b/src/libs6rc/s6rc_servicedir_unsupervise.c
index 5db127b..2d15a70 100644
--- a/src/libs6rc/s6rc_servicedir_unsupervise.c
+++ b/src/libs6rc/s6rc_servicedir_unsupervise.c
@@ -1,7 +1,9 @@
 /* ISC license. */
 
+#include <errno.h>
 #include <string.h>
 #include <unistd.h>
+#include <skalibs/posixplz.h>
 #include <s6/s6-supervise.h>
 #include <s6-rc/s6rc-servicedir.h>
 
@@ -15,11 +17,13 @@ void s6rc_servicedir_unsupervise (char const *live, char const *prefix, char con
   memcpy(fn + livelen, "/scandir/", 9) ;
   memcpy(fn + livelen + 9, prefix, prefixlen) ;
   memcpy(fn + livelen + 9 + prefixlen, name, namelen + 1) ;
-  unlink(fn) ;
+  unlink_void(fn) ;
   if (!keepsupervisor)
   {
+    int e = errno ;
     memcpy(fn + livelen + 1, "servicedirs/", 12) ;
     memcpy(fn + livelen + 13, name, namelen + 1) ;
     s6_svc_writectl(fn, S6_SUPERVISE_CTLDIR, "x", 1) ;
+    errno = e ;
   }
 }