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better exit handling

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This commit is contained in:
rsc 2005-01-18 18:13:16 +00:00
parent daefa1a92f
commit 3d867865ef
2 changed files with 32 additions and 3 deletions
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28
src/libthread/exec.c
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@ -111,6 +111,34 @@ threadspawn(int fd[3], char *cmd, char *argv[])
return _runthreadspawn(fd, cmd, argv);
}
int
threadspawnl(int fd[3], char *cmd, ...)
{
char **argv, *s;
int n, pid;
va_list arg;
va_start(arg, cmd);
for(n=0; va_arg(arg, char*) != nil; n++)
;
n++;
va_end(arg);
argv = malloc(n*sizeof(argv[0]));
if(argv == nil)
return -1;
va_start(arg, cmd);
for(n=0; (s=va_arg(arg, char*)) != nil; n++)
argv[n] = s;
argv[n] = 0;
va_end(arg);
pid = threadspawn(fd, cmd, argv);
free(argv);
return pid;
}
int
_threadexec(Channel *cpid, int fd[3], char *cmd, char *argv[])
{

7
src/libthread/pthread.c
View file

@ -1,5 +1,8 @@
#include "threadimpl.h"
#undef exits
#undef _exits
static pthread_mutex_t initmutex = PTHREAD_MUTEX_INITIALIZER;
static void
@ -136,10 +139,8 @@ _pthreadinit(void)
static struct utsname un;
pthread_t id;
if(uname(&un) < 0){
if(uname(&un) < 0)
fprint(2, "warning: uname failed: %r\n");
goto Okay;
}
if(strcmp(un.sysname, "Linux") == 0){
/*
* Want to distinguish between the old LinuxThreads pthreads