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changeset 1676:cbb1aca81eca draft

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Make toy_exec() check if argc is in optargs and deal with it there so we don't need a separate xexec_optargs().
author Rob Landley <rob@landley.net>
date Sat, 07 Feb 2015 16:17:44 -0600
parents 435f91d71898
children 49c851da3658
files main.c toys/other/chroot.c toys/other/netcat.c toys/other/nsenter.c toys/other/setsid.c toys/other/taskset.c toys/other/timeout.c toys/pending/bootchartd.c toys/pending/tcpsvd.c toys/posix/nice.c toys/posix/nohup.c toys/posix/time.c
diffstat 12 files changed, 14 insertions(+), 11 deletions(-) [+]
line wrap: on
line diff
--- a/main.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/main.c	Sat Feb 07 16:17:44 2015 -0600
@@ -127,6 +127,9 @@
 {
   struct toy_list *which;
 
+  // don't blank old optargs if our new argc lives in the old optargs.
+  if (argv>=toys.optargs && argv<=toys.optargs+toys.optc) toys.optargs = 0;
+
   // Return if we can't find it, or need to re-exec to acquire root,
   // or if stack depth is getting silly.
   if (!(which = toy_find(argv[0]))) return;
--- a/toys/other/chroot.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/other/chroot.c	Sat Feb 07 16:17:44 2015 -0600
@@ -20,6 +20,6 @@
   char *binsh[] = {"/bin/sh", "-i", 0};
 
   if (chdir(*toys.optargs) || chroot(".")) perror_exit("%s", *toys.optargs);
-  if (toys.optargs[1]) xexec_optargs(1);
+  if (toys.optargs[1]) xexec(toys.optargs+1);
   else xexec(binsh);
 }
--- a/toys/other/netcat.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/other/netcat.c	Sat Feb 07 16:17:44 2015 -0600
@@ -185,7 +185,7 @@
   set_alarm(0);
 
   if (CFG_NETCAT_LISTEN && (toys.optflags&(FLAG_L|FLAG_l) && toys.optc))
-    xexec_optargs(0);
+    xexec(toys.optargs);
 
   // Poll loop copying stdin->socket and socket->stdout.
   for (;;) {
--- a/toys/other/nsenter.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/other/nsenter.c	Sat Feb 07 16:17:44 2015 -0600
@@ -112,5 +112,5 @@
     }
   }
 
-  xexec_optargs(0);
+  xexec(toys.optargs);
 }
--- a/toys/other/setsid.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/other/setsid.c	Sat Feb 07 16:17:44 2015 -0600
@@ -24,5 +24,5 @@
     setpgid(0,0);
     tcsetpgrp(0, getpid());
   }
-  xexec_optargs(0);
+  xexec(toys.optargs);
 }
--- a/toys/other/taskset.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/other/taskset.c	Sat Feb 07 16:17:44 2015 -0600
@@ -90,7 +90,7 @@
   if (!(toys.optflags & FLAG_p)) {
     if (toys.optc < 2) error_exit("Needs 2 args");
     do_taskset(getpid(), 1);
-    xexec_optargs(1);
+    xexec(toys.optargs+1);
   } else {
     char *c;
     pid_t pid = strtol(toys.optargs[toys.optc-1], &c, 10);
--- a/toys/other/timeout.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/other/timeout.c	Sat Feb 07 16:17:44 2015 -0600
@@ -60,7 +60,7 @@
   if (TT.s_signal && -1 == (TT.nextsig = sig_to_num(TT.s_signal)))
     error_exit("bad -s: '%s'", TT.s_signal);
 
-  if (!(TT.pid = xfork())) xexec_optargs(1);
+  if (!(TT.pid = xfork())) xexec(toys.optargs+1);
   else {
     int status;
 
--- a/toys/pending/bootchartd.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/pending/bootchartd.c	Sat Feb 07 16:17:44 2015 -0600
@@ -309,7 +309,7 @@
   if (bchartd_opt == 1 && toys.optargs[1]) { 
     pid_t prog_pid;
 
-    if (!(prog_pid = xfork())) xexec_optargs(1);
+    if (!(prog_pid = xfork())) xexec(toys.optargs+1);
     waitpid(prog_pid, NULL, 0);
     kill(lgr_pid, SIGUSR1);
   }
--- a/toys/pending/tcpsvd.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/pending/tcpsvd.c	Sat Feb 07 16:17:44 2015 -0600
@@ -392,7 +392,7 @@
       close(1);
       dup2(newfd, 0);
       dup2(newfd, 1);
-      xexec_optargs(2); //skip IP PORT
+      xexec(toys.optargs+2); //skip IP PORT
     } else {
       insert(&pids, pid, addr);
       xclose(newfd); //close and reopen for next client.
--- a/toys/posix/nice.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/posix/nice.c	Sat Feb 07 16:17:44 2015 -0600
@@ -34,5 +34,5 @@
   errno = 0;
   if (nice(TT.priority)==-1 && errno) perror_exit("Can't set priority");
 
-  xexec_optargs(0);
+  xexec(toys.optargs);
 }
--- a/toys/posix/nohup.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/posix/nohup.c	Sat Feb 07 16:17:44 2015 -0600
@@ -38,5 +38,5 @@
     close(0);
     open("/dev/null", O_RDONLY);
   }
-  xexec_optargs(0);
+  xexec(toys.optargs);
 }
--- a/toys/posix/time.c	Sat Feb 07 15:32:22 2015 -0600
+++ b/toys/posix/time.c	Sat Feb 07 16:17:44 2015 -0600
@@ -27,7 +27,7 @@
   struct timeval tv, tv2;
 
   gettimeofday(&tv, NULL);
-  if (!(pid = xfork())) xexec_optargs(0);
+  if (!(pid = xfork())) xexec(toys.optargs);
   else {
     int stat;
     struct rusage ru;