1 files changed, 109 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..e6e71ec
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,109 @@
+AC_INIT([timer], [0.1], [the_jk@yahoo.com])
+AC_CONFIG_MACRO_DIR([m4])
+
+AC_ISC_POSIX
+AC_HEADER_STDC
+AC_C_CONST
+AC_C_INLINE
+#AC_C_BIGENDIAN
+AC_C___ATTRIBUTE__
+#AC_PROG_RANLIB
+
+AM_INIT_AUTOMAKE([dist-bzip2 foreign color-tests parallel-tests])
+AM_SILENT_RULES([yes])
+AC_PROG_CC
+AM_PROG_CC_C_O
+
+DEFINES="-D_GNU_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE"
+AX_CFLAGS_WARN_ALL([DEFINES])
+AC_ARG_ENABLE([debug], AC_HELP_STRING([compile with debug options]),
+              if test "x$enableval" = "xyes"; then
+                DEFINES="$DEFINES -g -DDEBUG"
+              fi)
+AC_SUBST([DEFINES])
+
+# Common
+
+AC_HEADER_STDBOOL
+
+AC_SEARCH_LIBS([round], [m],, AC_MSG_ERROR([need round]))
+
+# Threads
+
+AC_CHECK_HEADER([pthread.h],have_pthread=1,have_pthread=0)
+if test "x$have_pthread" = "x1"; then
+  OLDCFLAGS="$CFLAGS"
+  OLDLDFLAGS="$LDFLAGS"
+  CFLAGS="$OLDCFLAGS -pthread"
+  LDFLAGS="$OLDLDFLAGS -pthread"
+  AC_SEARCH_LIBS([pthread_create], [pthread],, have_pthread=0)
+  LDFLAGS="$OLDLDFLAGS"
+  CFLAGS="$OLDCFLAGS"
+  if test "x$have_pthread" = "x1"; then
+    DEFINES="$DEFINES -pthread"
+    LIBS="$LIBS -pthread"
+  fi
+fi
+AM_CONDITIONAL([HAVE_PTHREAD], [test "x$have_pthread" = "x1"])
+
+if test "x$have_pthread" = "x0"; then
+  AC_MSG_ERROR([no thread implementation found])
+fi
+
+# timeval
+
+# clock
+
+have_clock_gettime=0
+have_clock_nanosleep=0
+CLOCK_LIBS=
+
+AC_MSG_CHECKING([for clock_gettime])
+AC_LINK_IFELSE([AC_LANG_CALL([], [clock_gettime])],
+               AC_MSG_RESULT([yes])
+               have_clock_gettime=1,
+               AC_MSG_RESULT([no])
+               OLDLIBS="$LIBS"
+               LIBS="$LIBS -lrt"
+               AC_MSG_CHECKING([for clock_gettime in -lrt])
+               AC_LINK_IFELSE([AC_LANG_CALL([], [clock_gettime])],
+                              AC_MSG_RESULT([yes])
+                              have_clock_gettime=1
+                              CLOCK_LIBS="$CLOCK_LIBS -lrt",
+                              AC_MSG_RESULT([no]))
+               LIBS="$OLDLIBS")
+AC_DEFINE_UNQUOTED([HAVE_CLOCK_GETTIME], [$have_clock_gettime], [define to 1 if clock_gettime is available])
+AC_MSG_CHECKING([for clock_nanosleep])
+AC_LINK_IFELSE([AC_LANG_CALL([], [clock_nanosleep])],
+               AC_MSG_RESULT([yes])
+               have_clock_nanosleep=1,
+               AC_MSG_RESULT([no])
+               OLDLIBS="$LIBS"
+               LIBS="$LIBS -lrt"
+               AC_MSG_CHECKING([for clock_nanosleep in -lrt])
+               AC_LINK_IFELSE([AC_LANG_CALL([], [clock_nanosleep])],
+                              AC_MSG_RESULT([yes])
+                              have_clock_nanosleep=1
+                              CLOCK_LIBS="$CLOCK_LIBS -lrt",
+                              AC_MSG_RESULT([no]))
+               LIBS="$OLDLIBS")
+AC_DEFINE_UNQUOTED([HAVE_CLOCK_NANOSLEEP], [$have_clock_nanosleep], [define to 1 if clock_nanosleep is available])
+AC_SUBST([CLOCK_LIBS])
+
+# XCB
+
+PKG_PROG_PKG_CONFIG()
+
+xcb_modules="xcb xcb-event xcb-keysyms"
+PKG_CHECK_EXISTS([xcb-icccm >= 0.3.8],
+                 [have_xcb_icccm=1
+                  xcb_modules="$xcb_modules xcb-icccm"],[have_xcb_icccm=0])
+
+PKG_CHECK_MODULES([XCB], [$xcb_modules])
+
+AC_DEFINE_UNQUOTED([HAVE_XCB_ICCCM],[$have_xcb_icccm],[define to 1 if xcb-icccm is available])
+
+# Finish up
+
+AC_CONFIG_HEADERS([config.h])
+AC_OUTPUT([Makefile src/Makefile])