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configure.ac: Check for mmap and posix_memalign

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Jonathan Campbell
2020-12-01 01:05:40 -08:00
parent 70b5407221
commit eef0959545
1 changed files with 12 additions and 0 deletions
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12
configure.ac
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@@ -295,6 +295,18 @@ AC_CHECK_HEADER([sys/mman.h], [
AC_CHECK_FUNC([memfd_create],[AC_DEFINE(C_HAVE_MEMFD_CREATE,1)])
])
dnl Check for posix_memalign
AH_TEMPLATE(C_HAVE_POSIX_MEMALIGN,[Define to 1 if you have the posix_memalign function])
AC_CHECK_HEADER([stdlib.h], [
AC_CHECK_FUNC([posix_memalign],[AC_DEFINE(C_HAVE_POSIX_MEMALIGN,1)])
])
dnl Check for mmap
AH_TEMPLATE(C_HAVE_MMAP,[Define to 1 if you have the mmap function])
AC_CHECK_HEADER([sys/mman.h], [
AC_CHECK_FUNC([mmap],[AC_DEFINE(C_HAVE_MMAP,1)])
])
dnl Check for realpath. Used on Linux
AC_CHECK_FUNCS([realpath])