70a6f720ba
- use pthread buildlink2 - let configure check for semaphore.h, if we don't have it, abuse sysv semaphores. (I'm not sure this is correct but it seems at least to make the program run. :) - Install some documentation.
42 lines
1.3 KiB
Text
42 lines
1.3 KiB
Text
$NetBSD: patch-ad,v 1.1 2003/10/11 23:27:32 roelants Exp $
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--- lib/compat.h.orig 2002-04-14 00:18:04.000000000 +0200
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+++ lib/compat.h
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@@ -10,7 +10,11 @@
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#include <sys/stat.h>
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#include <unistd.h>
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#include <fcntl.h>
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+#ifdef HAVE_SEMAPHORE_H
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#include <semaphore.h>
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+#else
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+#include <sys/sem.h>
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+#endif
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#include <pthread.h>
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#endif
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@@ -66,12 +70,25 @@
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(void *)callback, (void *)NULL)
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#define WaitForThread(_thandle_) pthread_join(_thandle_, NULL)
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#define DestroyThread(_thandle_) // is there one for unix?
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+
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+#ifdef HAVE_SEMAPHORE_H
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#define HSEM sem_t
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#define SemInit(_s_) sem_init(&(_s_), 0, 0)
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#define SemWait(_s_) sem_wait(&(_s_))
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#define SemPost(_s_) sem_post(&(_s_))
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#define SemDestroy(_s_) sem_destroy(&(_s_))
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#define SemIsSignaled(_s_, _b_) sem_getvalue(&(_s_), _b_)
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+#else
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+#define HSEM int
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+#define SemInit(_s_) { _s_ = semget(IPC_PRIVATE, 1, IPC_CREAT); }
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+#define SemWait(_s_) { struct sembuf sop[1] = { { 0, -1, SEM_UNDO} }; \
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+ semop(_s_, sop, 1); }
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+#define SemPost(_s_) { struct sembuf sop[1] = { { 0, 1, SEM_UNDO} }; \
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+ semop(_s_, sop, 1); }
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+#define SemDestroy(_s_) sem_ctl(_s_, 0, IPC_RMID)
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+#define SemIsSignaled(_s_, _b_) \
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+ { *(_b_) = semctl(_s_, 0, GETVAL); }
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+#endif
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#define Sleep(x) usleep(x)
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#endif
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