canonicalize-lgpl: Support larger filenames on the Hurd.

[gnulib.git] / m4 / pthread.m4

diff --git a/m4/pthread.m4 b/m4/pthread.m4
index 9f77cde..6111185 100644 (file)
--- a/m4/pthread.m4
+++ b/m4/pthread.m4
@@ -30,7 +30,11 @@ AC_DEFUN([gl_PTHREAD_CHECK],
       test $ac_cv_type_pthread_t != yes ||
       test $ac_cv_type_pthread_spinlock_t != yes; then
      PTHREAD_H='pthread.h'
+   else
+     PTHREAD_H=
    fi
+   AC_SUBST([PTHREAD_H])
+   AM_CONDITIONAL([GL_GENERATE_PTHREAD_H], [test -n "$PTHREAD_H"])
 
    LIB_PTHREAD=
    if test $ac_cv_header_pthread_h = yes; then
@@ -53,5 +57,4 @@ AC_DEFUN([gl_PTHREAD_DEFAULTS],
   HAVE_PTHREAD_H=1;              AC_SUBST([HAVE_PTHREAD_H])
   HAVE_PTHREAD_T=1;              AC_SUBST([HAVE_PTHREAD_T])
   HAVE_PTHREAD_SPINLOCK_T=1;     AC_SUBST([HAVE_PTHREAD_SPINLOCK_T])
-  PTHREAD_H='';                  AC_SUBST([PTHREAD_H])
 ])