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More files related to user-level file servers.

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Also add acme!
This commit is contained in:
rsc 2003-12-11 17:50:28 +00:00
parent 32f69c36e0
commit b3994ec5c7
35 changed files with 14133 additions and 0 deletions
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38
src/lib9/open.c Normal file
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#include <u.h>
#define NOPLAN9DEFINES
#include <libc.h>
extern char* _p9translate(char*);
int
p9open(char *xname, int mode)
{
char *name;
int cexec, rclose;
int fd, umode;
umode = mode&3;
cexec = mode&OCEXEC;
rclose = mode&ORCLOSE;
mode &= ~(3|OCEXEC|ORCLOSE);
if(mode&OTRUNC){
umode |= O_TRUNC;
mode ^= OTRUNC;
}
if(mode){
werrstr("mode not supported");
return -1;
}
if((name = _p9translate(xname)) == nil)
return -1;
fd = open(name, umode);
if(fd >= 0){
if(cexec)
fcntl(fd, F_SETFL, FD_CLOEXEC);
if(rclose)
remove(name);
}
if(name != xname)
free(name);
return fd;
}