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pkgsrc-ng/devel/libuuid/patches/patch-ab
2016-01-21 23:40:00 +01:00

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$NetBSD: patch-ab,v 1.5 2014/05/05 20:14:55 adam Exp $
fcntl is portable, flock is not.
Solaris does not have ifr.ifr_hwaddr.
--- libuuid/src/gen_uuid.c.orig 2013-09-18 13:50:12.000000000 +0000
+++ libuuid/src/gen_uuid.c
@@ -172,7 +172,7 @@ static int get_node_id(unsigned char *no
for (i = 0; i < n; i+= ifreq_size(*ifrp) ) {
ifrp = (struct ifreq *)((char *) ifc.ifc_buf+i);
strncpy(ifr.ifr_name, ifrp->ifr_name, IFNAMSIZ);
-#ifdef SIOCGIFHWADDR
+#if defined(SIOCGIFHWADDR) && !defined(__sun)
if (ioctl(sd, SIOCGIFHWADDR, &ifr) < 0)
continue;
a = (unsigned char *) &ifr.ifr_hwaddr.sa_data;
@@ -227,12 +227,17 @@ static int get_clock(uint32_t *clock_hig
THREAD_LOCAL int state_fd = -2;
THREAD_LOCAL FILE *state_f;
THREAD_LOCAL uint16_t clock_seq;
+ struct flock lock;
struct timeval tv;
uint64_t clock_reg;
mode_t save_umask;
int len;
int ret = 0;
+ lock.l_whence = SEEK_SET;
+ lock.l_start = 0;
+ lock.l_len = 0;
+
if (state_fd == -2) {
save_umask = umask(0);
state_fd = open(LIBUUID_CLOCK_FILE, O_RDWR|O_CREAT|O_CLOEXEC, 0660);
@@ -250,7 +255,8 @@ static int get_clock(uint32_t *clock_hig
}
if (state_fd >= 0) {
rewind(state_f);
- while (flock(state_fd, LOCK_EX) < 0) {
+ lock.l_type = F_WRLCK;
+ while (fcntl(state_fd, F_SETLKW, &lock) < 0) {
if ((errno == EAGAIN) || (errno == EINTR))
continue;
fclose(state_f);
@@ -322,7 +328,8 @@ try_again:
fflush(state_f);
}
rewind(state_f);
- flock(state_fd, LOCK_UN);
+ lock.l_type = F_UNLCK;
+ fcntl(state_fd, F_SETLK, &lock);
}
*clock_high = clock_reg >> 32;