Build system: enable the "df" plugin when getmntent_r() is available.
[collectd.git] / configure.ac
index 993e319..438d567 100644 (file)
@@ -805,42 +805,28 @@ AC_CACHE_CHECK([whether clock_boottime and clock_monotonic are supported],
 
 
 # For the turbostat plugin
-have_asm_msrindex_h="no"
-AC_CHECK_HEADERS(asm/msr-index.h, [have_asm_msrindex_h="yes"])
-
-if test "x$have_asm_msrindex_h" = "xyes"
-then
-  AC_CACHE_CHECK([whether asm/msr-index.h has MSR_PKG_C10_RESIDENCY],
-                 [c_cv_have_usable_asm_msrindex_h],
-                 AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
-[[[
-#include<asm/msr-index.h>
-]]],
-[[[
-int y = MSR_PKG_C10_RESIDENCY;
-return(y);
-]]]
-  )],
-                 [c_cv_have_usable_asm_msrindex_h="yes"],
-                 [c_cv_have_usable_asm_msrindex_h="no"],
-                                  )
-                 )
-fi
-
-have_cpuid_h="no"
-AC_CHECK_HEADERS(cpuid.h, [have_cpuid_h="yes"])
+AC_CHECK_HEADERS([cpuid.h],
+  [have_cpuid_h="yes"],
+  [have_cpuid_h="no (cpuid.h not found)"]
+)
 
 have_capability="yes"
 AC_CHECK_HEADERS(sys/capability.h,
                  [have_capability="yes"],
                  [have_capability="no (<sys/capability.h> not found)"])
 if test "x$have_capability" = "xyes"; then
-AC_CHECK_LIB(cap, cap_get_bound,
+AC_CHECK_LIB(cap, cap_get_proc,
+                 [have_capability="yes"],
+                 [have_capability="no (cap_get_proc() not found)"])
+fi
+if test "x$have_capability" = "xyes"; then
+AC_CHECK_DECL([CAP_IS_SUPPORTED],
                  [have_capability="yes"],
-                 [have_capability="no (cap_get_bound() not found)"])
+                 [have_capability="no (CAP_IS_SUPPORTED not found)"],
+                 [[#include <sys/capability.h>]])
 fi
 if test "x$have_capability" = "xyes"; then
-  AC_DEFINE(HAVE_CAPABILITY, 1, [Define to 1 if you have cap_get_bound() (-lcap).])
+  AC_DEFINE(HAVE_CAPABILITY, 1, [Define to 1 if you have cap_get_proc() (-lcap).])
 fi
 AM_CONDITIONAL(BUILD_WITH_CAPABILITY, test "x$have_capability" = "xyes")
 
@@ -1062,6 +1048,92 @@ then
 fi
 # }}} Check for strptime
 
+# Check for timegm {{{
+
+# These checks need -Werror because implicit function declarations are only a
+# warning ...
+SAVE_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror"
+
+AC_CACHE_CHECK([for timegm],
+  [c_cv_have_timegm],
+  AC_LINK_IFELSE(
+    [AC_LANG_PROGRAM(
+[[[
+#if STRPTIME_NEEDS_STANDARDS
+# ifndef _ISOC99_SOURCE
+#  define _ISOC99_SOURCE 1
+# endif
+# ifndef _POSIX_C_SOURCE
+#  define _POSIX_C_SOURCE 200112L
+# endif
+# ifndef _XOPEN_SOURCE
+#  define _XOPEN_SOURCE 500
+# endif
+#endif
+#include <time.h>
+]]],
+[[[
+ time_t t = timegm(&(struct tm){0});
+ if (t == ((time_t) -1)) {
+   return 1;
+ }
+]]]
+    )],
+    [c_cv_have_timegm="yes"],
+    [c_cv_have_timegm="no"]
+  )
+)
+
+if test "x$c_cv_have_timegm" != "xyes"
+then
+  AC_CACHE_CHECK([for timegm with _BSD_SOURCE],
+    [c_cv_have_timegm_bsd],
+    AC_LINK_IFELSE(
+      [AC_LANG_PROGRAM(
+[[[
+#if STRPTIME_NEEDS_STANDARDS
+# ifndef _ISOC99_SOURCE
+#  define _ISOC99_SOURCE 1
+# endif
+# ifndef _POSIX_C_SOURCE
+#  define _POSIX_C_SOURCE 200112L
+# endif
+# ifndef _XOPEN_SOURCE
+#  define _XOPEN_SOURCE 500
+# endif
+#endif
+#ifndef _BSD_SOURCE
+# define _BSD_SOURCE 1
+#endif
+#include <time.h>
+]]],
+[[[
+ time_t t = timegm(&(struct tm){0});
+ if (t == ((time_t) -1)) {
+   return 1;
+ }
+]]]
+      )],
+      [c_cv_have_timegm_bsd="yes"
+       c_cv_have_timegm="yes"],
+      [c_cv_have_timegm_bsd="no"]
+    )
+  )
+fi
+
+if test "x$c_cv_have_timegm" = "xyes"
+then
+  AC_DEFINE(HAVE_TIMEGM, 1, [Define if the timegm(3) function is available.])
+  if test "x$c_cv_have_timegm_bsd" = "xyes"
+  then
+    AC_DEFINE(TIMEGM_NEEDS_BSD, 1, [Set to true if timegm is only exported in BSD mode.])
+  fi
+fi
+
+CFLAGS="$SAVE_CFLAGS"
+# }}} Check for timegm
+
 AC_CHECK_FUNCS(swapctl, [have_swapctl="yes"], [have_swapctl="no"])
 if test "x$have_swapctl" = "xyes"; then
         AC_CACHE_CHECK([whether swapctl takes two arguments],
@@ -2607,34 +2679,69 @@ fi
 
 # --with-libdpdk {{{
 AC_ARG_VAR([LIBDPDK_CPPFLAGS], [Preprocessor flags for libdpdk])
+AC_ARG_VAR([LIBDPDK_CFLAGS], [Compiler flags for libdpdk])
 AC_ARG_VAR([LIBDPDK_LDFLAGS], [Linker flags for libdpdk])
+AC_ARG_VAR([LIBDPDK_LIBS], [Libraries to link for libdpdk])
 
-AC_ARG_WITH([libdpdk], [AS_HELP_STRING([--without-libdpdk], [Disable libdpdk.])])
+AC_ARG_WITH([libdpdk],
+  [AS_HELP_STRING([--without-libdpdk], [Disable libdpdk.])],
+  [with_libdpdk="$withval"],
+  [with_libdpdk="yes"]
+)
 
-if test "x$with_libdpdk" != "xno"
-then
-       if test "x$LIBDPDK_CPPFLAGS" = "x"
-       then
-               LIBDPDK_CPPFLAGS="-I/usr/include/dpdk"
-       fi
-       SAVE_CPPFLAGS="$CPPFLAGS"
-       CPPFLAGS="$LIBDPDK_CPPFLAGS $CPPFLAGS"
-       AC_CHECK_HEADERS([rte_config.h],
-               [with_libdpdk="yes"],
-               [with_libdpdk="no (rte_config.h not found)"]
-       )
-       CPPFLAGS="$SAVE_CPPFLAGS"
+if test "x$with_libdpdk" != "xno"; then
+  PKG_CHECK_MODULES([DPDK], [libdpdk], [],
+                   [AC_MSG_NOTICE([no DPDK pkg-config, using defaults])])
+  if test "x$LIBDPDK_CPPFLAGS" = "x"; then
+    LIBDPDK_CPPFLAGS="-I/usr/include/dpdk"
+  fi
+  if test "x$LIBDPDK_CFLAGS" = "x"; then
+      LIBDPDK_CFLAGS="$DPDK_CFLAGS"
+      LIBDPDK_CPPFLAGS="$LIBDPDK_CPPFLAGS $DPDK_CFLAGS"
+  fi
+  if test "x$LIBDPDK_LIBS" = "x"; then
+      if test "x$DPDK_LIBS" != "x"; then
+          LIBDPDK_LIBS="$DPDK_LIBS"
+      else
+          LIBDPDK_LIBS="-ldpdk"
+      fi
+  fi
+  SAVE_CPPFLAGS="$CPPFLAGS"
+  CPPFLAGS="$LIBDPDK_CPPFLAGS $CPPFLAGS"
+  SAVE_CFLAGS="$CFLAGS"
+  CFLAGS="$LIBDPDK_CFLAGS $CFLAGS"
+  AC_CHECK_HEADERS([rte_config.h],
+    [
+      with_libdpdk="yes"
+      AC_PREPROC_IFELSE(
+        [
+          AC_LANG_SOURCE(
+            [[
+              #include <rte_version.h>
+              #if RTE_VERSION < RTE_VERSION_NUM(16,7,0,0)
+              #error "required DPDK >= 16.07"
+              #endif
+            ]]
+          )
+        ],
+        [dpdk_keepalive="yes"],
+        [dpdk_keepalive="no (DPDK version < 16.07)"]
+      )
+    ],
+    [with_libdpdk="no (rte_config.h not found)"]
+  )
+  CPPFLAGS="$SAVE_CPPFLAGS"
+  CFLAGS="$SAVE_CFLAGS"
 fi
 
-if test "x$with_libdpdk" = "xyes"
-then
-       SAVE_LDFLAGS="$LDFLAGS"
-       LDFLAGS="$LIBDPDK_LDFLAGS $LDFLAGS"
-       AC_CHECK_LIB([dpdk], [rte_eal_init],
-               [with_libdpdk="yes"],
-               [with_libdpdk="no (symbol 'rte_eal_init' not found)"]
-       )
-       LDFLAGS="$SAVE_LDFLAGS"
+if test "x$with_libdpdk" = "xyes"; then
+  SAVE_LDFLAGS="$LDFLAGS"
+  LDFLAGS="$LIBDPDK_LDFLAGS $LDFLAGS"
+  AC_CHECK_LIB([dpdk], [rte_eal_init],
+    [with_libdpdk="yes"],
+    [with_libdpdk="no (symbol 'rte_eal_init' not found)"]
+  )
+  LDFLAGS="$SAVE_LDFLAGS"
 fi
 
 # }}}
@@ -4235,6 +4342,16 @@ then
 fi
 if test "x$with_libpqos" = "xyes"
 then
+  SAVE_CPPFLAGS="$CPPFLAGS"
+  CPPFLAGS="$CPPFLAGS $with_libpqos_cppflags"
+  AC_RUN_IFELSE([AC_LANG_PROGRAM(
+    [[#include <pqos.h>]],
+    [[return !(PQOS_VERSION >= 106)]])],
+    [with_libpqos="yes"], [with_libpqos="no (pqos library version 1.06 or higher is required)"])
+  CPPFLAGS="$SAVE_CPPFLAGS"
+fi
+if test "x$with_libpqos" = "xyes"
+then
        BUILD_WITH_LIBPQOS_CPPFLAGS="$with_libpqos_cppflags"
        BUILD_WITH_LIBPQOS_LDFLAGS="$with_libpqos_ldflags"
        BUILD_WITH_LIBPQOS_LIBS="-lpqos"
@@ -6006,8 +6123,7 @@ then
        then
                plugin_ipvs="yes"
        fi
-       if test "x$c_cv_have_usable_asm_msrindex_h" = "xyes" && test "x$have_cpuid_h" = "xyes"
-       then
+       if test "x$have_cpuid_h" = "xyes"; then
                plugin_turbostat="yes"
        fi
        
@@ -6192,7 +6308,7 @@ then
        plugin_df="yes"
 fi
 
-if test "x$c_cv_have_getmntent_r" = "xyes"
+if test "x$have_getmntent_r" = "xyes"
 then
        plugin_df="yes"
 fi