Added fdholder, beta. Documentation will come next.

1 files changed, 88 insertions, 0 deletions

diff --git a/src/fdholder/s6-fdholder-transferdump.c b/src/fdholder/s6-fdholder-transferdump.c
new file mode 100644
index 0000000..3f86d69
--- /dev/null
+++ b/src/fdholder/s6-fdholder-transferdump.c
@@ -0,0 +1,88 @@
+/* ISC license. */
+
+#include <skalibs/uint.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/env.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/djbunix.h>
+#include <execline/config.h>
+#include <s6/config.h>
+
+#define USAGE "s6-fdholder-transferdump [ -t timeoutfrom:timeoutto ] socketfrom socketto"
+#define dieusage() strerr_dieusage(100, USAGE)
+
+int main (int argc, char const *const *argv, char const *const *envp)
+{
+  char const *newargv[24] ;
+  unsigned int timeoutfrom = 0, timeoutto = 0 ;
+  unsigned int m = 0 ;
+  char fmtfrom[UINT_FMT] ;
+  char fmtto[UINT_FMT] ;
+  PROG = "s6-fdholder-setdump" ;
+  {
+    subgetopt_t l = SUBGETOPT_ZERO ;
+    for (;;)
+    {
+      register int opt = subgetopt_r(argc, argv, "t:", &l) ;
+      if (opt == -1) break ;
+      switch (opt)
+      {
+        case 't' :
+        {
+          unsigned int pos = uint_scan(l.arg, &timeoutfrom) ;
+          if (!pos)
+          {
+            if (l.arg[pos] != ':') dieusage() ;
+            timeoutfrom = 0 ;
+          }
+          if (!l.arg[pos]) timeoutto = 0 ;
+          else
+          {
+            if (l.arg[pos++] != ':') dieusage() ;
+            if (!l.arg[pos]) timeoutto = 0 ;
+            else if (!uint0_scan(l.arg + pos, &timeoutto)) dieusage() ;
+          }
+          break ;
+        }
+        default : dieusage() ;
+      }
+    }
+    argc -= l.ind ; argv += l.ind ;
+  }
+  if (argc < 2) dieusage() ;
+
+  newargv[m++] = S6_BINPREFIX "s6-ipcclient" ;
+  newargv[m++] = "-l0" ;
+  newargv[m++] = "--" ;
+  newargv[m++] = argv[0] ;
+  newargv[m++] = EXECLINE_EXTBINPREFIX "fdclose" ;
+  newargv[m++] = "7" ;
+  newargv[m++] = EXECLINE_EXTBINPREFIX "fdmove" ;
+  newargv[m++] = "0" ;
+  newargv[m++] = "6" ;
+  newargv[m++] = S6_BINPREFIX "s6-ipcclient" ;
+  newargv[m++] = "-l0" ;
+  newargv[m++] = "--" ;
+  newargv[m++] = argv[1] ;
+  newargv[m++] = EXECLINE_EXTBINPREFIX "fdclose" ;
+  newargv[m++] = "6" ;
+  newargv[m++] = EXECLINE_EXTBINPREFIX "fdmove" ;
+  newargv[m++] = "1" ;
+  newargv[m++] = "7" ;
+  newargv[m++] = S6_BINPREFIX "s6-fdholder-transferdumpc" ;
+  if (timeoutfrom)
+  {
+    fmtfrom[uint_fmt(fmtfrom, timeoutfrom)] = 0 ;
+    newargv[m++] = "-t" ;
+    newargv[m++] = fmtfrom ;
+  }
+  if (timeoutto)
+  {
+    fmtto[uint_fmt(fmtto, timeoutto)] = 0 ;
+    newargv[m++] = "-T" ;
+    newargv[m++] = fmtto ;
+  }
+  newargv[m++] = 0 ;
+  pathexec_run(newargv[0], newargv, envp) ;
+  strerr_dieexec(111, newargv[0]) ;
+}