skalibs

Mirror/fork of https://skarnet.org/software/skalibs/
git clone https://ccx.te2000.cz/git/skalibs
Log | Files | Refs | README | LICENSE

mkptemp3.c (628B)

      1 /* ISC license. */
      2 
      3 #include <sys/stat.h>
      4 
      5 #include <skalibs/fcntl.h>
      6 #include <skalibs/djbunix.h>
      7 #include <skalibs/posixplz.h>
      8 
      9 static int f (char const *fn, mode_t mode, void *data)
     10 {
     11   unsigned int flags = *(unsigned int *)data ;
     12   int r = mkfifo(fn, mode) ;
     13   if (r == -1) return -1 ;
     14   r = flags & O_NONBLOCK ? flags & O_CLOEXEC ? openc_read(fn) : open_read(fn) : flags & O_CLOEXEC ? openc_readb(fn) : open_readb(fn) ;
     15   if (r == -1) unlink_void(fn) ;
     16   return r ;
     17 }
     18 
     19 int mkptemp3 (char *s, mode_t mode, unsigned int flags)
     20 {
     21   mode_t m = umask(0) ;
     22   int r = mkfiletemp(s, &f, mode, &flags) ;
     23   umask(m) ;
     24   return r ;
     25 }