mirror of
https://github.com/php/pecl-system-sync.git
synced 2026-03-23 23:02:19 +01:00
33 lines
894 B
Plaintext
33 lines
894 B
Plaintext
dnl $Id$
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dnl config.m4 for extension sync
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PHP_ARG_ENABLE(sync, whether to enable synchronization object support (--enable-sync),
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[ --enable-sync Enable synchronization object support])
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if test "$PHP_SYNC" != "no"; then
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dnl # Check for shm_open() support.
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AC_MSG_CHECKING([for shm_open in -pthread -lrt])
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SAVED_LIBS="$LIBS"
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LIBS="$LIBS -pthread -lrt"
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AC_TRY_LINK([
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#include <fcntl.h>
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#include <sys/mman.h>
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], [
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int fp = shm_open("", O_RDWR | O_CREAT | O_EXCL, 0666);
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], [
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have_shm_open=yes
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AC_MSG_RESULT([yes])
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], [
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AC_MSG_ERROR([shm_open() is not available on this platform])
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])
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PHP_ADD_LIBRARY(rt,,SYNC_SHARED_LIBADD)
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PHP_SUBST(SYNC_SHARED_LIBADD)
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dnl # Finish defining the basic extension support.
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AC_DEFINE(HAVE_SYNC, 1, [Whether you have synchronization object support])
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PHP_NEW_EXTENSION(sync, sync.c, $ext_shared)
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fi
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