protoc: log when compiler is missing

[collectd.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 3f5f2d8..1f34775 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -57,12 +57,17 @@ AC_PROG_YACC
 PKG_PROG_PKG_CONFIG
 
 AC_CHECK_PROG([have_protoc_c], [protoc-c], [yes], [no])
-AC_CHECK_HEADERS([google/protobuf-c/protobuf-c.h],
-                 [have_protobuf_c_h="yes"],
-                 [have_protobuf_c_h="no"])
-if test "x$have_protoc_c" = "xyes" && test "x$have_protobuf_c_h" != "xyes"
+if test "x$have_protoc_c" = "xno"
 then
-       have_protoc_c="no (unable to find <google/protobuf-c/protobuf-c.h>)"
+       have_protoc_c="no (protoc-c compiler not found)"
+else
+       AC_CHECK_HEADERS([google/protobuf-c/protobuf-c.h],
+                        [have_protobuf_c_h="yes"],
+                        [have_protobuf_c_h="no"])
+       if test "x$have_protobuf_c_h" = "xno"
+       then
+               have_protoc_c="no (<google/protobuf-c/protobuf-c.h> not found)"
+       fi
 fi
 AM_CONDITIONAL(HAVE_PROTOC_C, test "x$have_protoc_c" = "xyes")
 
@@ -1254,6 +1259,8 @@ have_getvfsstat="no"
 AC_CHECK_FUNCS(getvfsstat, [have_getvfsstat="yes"])
 have_listmntent="no"
 AC_CHECK_FUNCS(listmntent, [have_listmntent="yes"])
+have_getmntent_r="no"
+AC_CHECK_FUNCS(getmntent_r, [have_getmntent_r="yes"])
 
 have_getmntent="no"
 AC_CHECK_FUNCS(getmntent, [have_getmntent="c"])
@@ -5515,6 +5522,11 @@ then
        plugin_df="yes"
 fi
 
+if test "x$c_cv_have_getmntent_r" = "xyes"
+then
+       plugin_df="yes"
+fi
+
 # Df plugin: Check if we have either `statfs' or `statvfs' second.
 if test "x$plugin_df" = "xyes"
 then