diff options
Diffstat (limited to 'libgomp/configure.ac')
| -rw-r--r-- | libgomp/configure.ac | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/libgomp/configure.ac b/libgomp/configure.ac index e94edc76c29..f75c6226566 100644 --- a/libgomp/configure.ac +++ b/libgomp/configure.ac @@ -218,6 +218,7 @@ m4_include([plugin/configfrag.ac]) # Check for functions needed. AC_CHECK_FUNCS(getloadavg clock_gettime strtoull) +AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc) # Check for broken semaphore implementation on darwin. # sem_init returns: sem_init error: Function not implemented. @@ -265,6 +266,41 @@ if test $ac_cv_func_clock_gettime = no; then [Define to 1 if you have the `clock_gettime' function.])]) fi +# Check for uname. +AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [#include <string.h> + #include <stdlib.h> + #include <sys/utsname.h>], + [struct utsname buf; + volatile size_t len = 0; + if (!uname (buf)) + len = strlen (buf.nodename);])], + AC_DEFINE(HAVE_UNAME, 1, +[ Define if uname is supported and struct utsname has nodename field.])) + +# Check for gethostname. +AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [#include <unistd.h>], + [ +changequote(,)dnl + char buf[256]; + if (gethostname (buf, sizeof (buf) - 1) == 0) + buf[255] = '\0'; +changequote([,])dnl + ])], + AC_DEFINE(HAVE_GETHOSTNAME, 1, +[ Define if gethostname is supported.])) + +# Check for getpid. +AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [#include <unistd.h>], + [int pid = getpid ();])], + AC_DEFINE(HAVE_GETPID, 1, +[ Define if getpid is supported.])) + # See if we support thread-local storage. GCC_CHECK_TLS |