Build system: Check for "strtok_r" availability with "-Wall -Werror" when using GCC.

[collectd.git] / configure.in

diff --git a/configure.in b/configure.in
index a898d74..c0ffb03 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -109,7 +109,7 @@ AC_HEADER_SYS_WAIT
 AC_HEADER_DIRENT
 AC_HEADER_STDBOOL
 
-AC_CHECK_HEADERS(stdio.h stdint.h errno.h math.h stdarg.h syslog.h fcntl.h signal.h assert.h sys/types.h sys/socket.h sys/select.h poll.h netdb.h arpa/inet.h sys/resource.h sys/param.h kstat.h regex.h sys/ioctl.h endian.h sys/isa_defs.h)
+AC_CHECK_HEADERS(stdio.h errno.h math.h stdarg.h syslog.h fcntl.h signal.h assert.h sys/types.h sys/socket.h sys/select.h poll.h netdb.h arpa/inet.h sys/resource.h sys/param.h kstat.h regex.h sys/ioctl.h endian.h sys/isa_defs.h)
 
 # For ping library
 AC_CHECK_HEADERS(netinet/in_systm.h, [], [],
@@ -459,6 +459,13 @@ AC_CHECK_FUNCS(gettimeofday select strdup strtol getaddrinfo getnameinfo strchr
 
 AC_FUNC_STRERROR_R
 
+SAVE_CFLAGS="$CFLAGS"
+# Emulate behavior of src/Makefile.am
+if test "x$GCC" = "xyes"
+then
+       CFLAGS="$CFLAGS -Wall -Werror"
+fi
+
 AC_CACHE_CHECK([for strtok_r],
   [c_cv_have_strtok_r_default],
   AC_LINK_IFELSE(
@@ -489,7 +496,6 @@ AC_CACHE_CHECK([for strtok_r],
 
 if test "x$c_cv_have_strtok_r_default" = "xno"
 then
-  SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -D_REENTRANT=1"
 
   AC_CACHE_CHECK([if strtok_r needs _REENTRANT],
@@ -521,6 +527,12 @@ then
   )
 fi
 
+CFLAGS="$SAVE_CFLAGS"
+if test "x$c_cv_have_strtok_r_reentrant" = "xyes"
+then
+       CFLAGS="$CFLAGS -D_REENTRANT=1"
+fi
+
 AC_CHECK_FUNCS(getpwnam_r getgrnam_r setgroups regcomp regerror regexec regfree)
 
 socket_needs_socket="no"
@@ -528,8 +540,16 @@ AC_CHECK_FUNCS(socket, [], AC_CHECK_LIB(socket, socket, [socket_needs_socket="ye
 AM_CONDITIONAL(BUILD_WITH_LIBSOCKET, test "x$socket_needs_socket" = "xyes")
 
 nanosleep_needs_rt="no"
-AC_CHECK_FUNCS(nanosleep, [], AC_CHECK_LIB(rt, nanosleep, [nanosleep_needs_rt="yes"], AC_MSG_ERROR(cannot find nanosleep)))
+nanosleep_needs_posix4="no"
+AC_CHECK_FUNCS(nanosleep,
+    [],
+    AC_CHECK_LIB(rt, nanosleep,
+        [nanosleep_needs_rt="yes"],
+        AC_CHECK_LIB(posix4, nanosleep,
+            [nanosleep_needs_posix4="yes"],
+            AC_MSG_ERROR(cannot find nanosleep))))
 AM_CONDITIONAL(BUILD_WITH_LIBRT, test "x$nanosleep_needs_rt" = "xyes")
+AM_CONDITIONAL(BUILD_WITH_LIBPOSIX4, test "x$nanosleep_needs_posix4" = "xyes")
 
 AC_CHECK_FUNCS(sysctl, [have_sysctl="yes"], [have_sysctl="no"])
 AC_CHECK_FUNCS(sysctlbyname, [have_sysctlbyname="yes"], [have_sysctlbyname="no"])
@@ -682,6 +702,9 @@ if test "x$fp_layout_type" = "xunknown"; then
 #if HAVE_STDINT_H
 # include <stdint.h>
 #endif
+#if HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
 #if HAVE_STDBOOL_H
 # include <stdbool.h>
 #endif
@@ -726,6 +749,9 @@ if test "x$fp_layout_type" = "xunknown"; then
 #if HAVE_STDINT_H
 # include <stdint.h>
 #endif
+#if HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
 #if HAVE_STDBOOL_H
 # include <stdbool.h>
 #endif
@@ -778,6 +804,9 @@ if test "x$fp_layout_type" = "xunknown"; then
 #if HAVE_STDINT_H
 # include <stdint.h>
 #endif
+#if HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
 #if HAVE_STDBOOL_H
 # include <stdbool.h>
 #endif
@@ -906,6 +935,27 @@ if test "x$have_getmntent" = "xgen"; then
                  [Define if the function getmntent exists. It's the version from libgen.])
 fi
 
+# Check for htonll
+AC_MSG_CHECKING([if have htonll defined])
+
+    have_htonll="no"
+    AC_RUN_IFELSE([
+       AC_LANG_PROGRAM([
+#include <sys/types.h>
+#include <netinet/in.h>
+#if HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
+       ], [
+          return htonll(0);
+       ])
+    ], [
+      have_htonll="yes"
+      AC_DEFINE(HAVE_HTONLL, 1, [Define if the function htonll exists.])
+    ])
+ 
+AC_MSG_RESULT([$have_htonll])
+
 # Check for structures
 AC_CHECK_MEMBERS([struct if_data.ifi_ibytes, struct if_data.ifi_opackets, struct if_data.ifi_ierrors],
        [AC_DEFINE(HAVE_STRUCT_IF_DATA, 1, [Define if struct if_data exists and is usable.])],
@@ -1554,6 +1604,7 @@ with_java_vmtype="client"
 with_java_cflags=""
 with_java_libs=""
 JAVAC="$JAVAC"
+JAR="$JAR"
 AC_ARG_WITH(java, [AS_HELP_STRING([--with-java@<:@=PREFIX@:>@], [Path to Java home.])],
 [
        if test "x$withval" = "xno"
@@ -1573,7 +1624,7 @@ then
        if test -d "$with_java_home"
        then
                AC_MSG_CHECKING([for jni.h])
-               TMPDIR=`find -L "$with_java_home" -name jni.h -type f -exec 'dirname' '{}' ';' | head -n 1`
+               TMPDIR=`find "$with_java_home" -name jni.h -type f -exec 'dirname' '{}' ';' | head -n 1`
                if test "x$TMPDIR" != "x"
                then
                        AC_MSG_RESULT([found in $TMPDIR])
@@ -1583,7 +1634,7 @@ then
                fi
 
                AC_MSG_CHECKING([for jni_md.h])
-               TMPDIR=`find -L "$with_java_home" -name jni_md.h -type f -exec 'dirname' '{}' ';' | head -n 1`
+               TMPDIR=`find "$with_java_home" -name jni_md.h -type f -exec 'dirname' '{}' ';' | head -n 1`
                if test "x$TMPDIR" != "x"
                then
                        AC_MSG_RESULT([found in $TMPDIR])
@@ -1593,7 +1644,7 @@ then
                fi
 
                AC_MSG_CHECKING([for libjvm.so])
-               TMPDIR=`find -L "$with_java_home" -name libjvm.so -type f -exec 'dirname' '{}' ';' | head -n 1`
+               TMPDIR=`find "$with_java_home" -name libjvm.so -type f -exec 'dirname' '{}' ';' | head -n 1`
                if test "x$TMPDIR" != "x"
                then
                        AC_MSG_RESULT([found in $TMPDIR])
@@ -1605,7 +1656,7 @@ then
                if test "x$JAVAC" = "x"
                then
                        AC_MSG_CHECKING([for javac])
-                       TMPDIR=`find -L "$with_java_home" -name javac -type f | head -n 1`
+                       TMPDIR=`find "$with_java_home" -name javac -type f | head -n 1`
                        if test "x$TMPDIR" != "x"
                        then
                                JAVAC="$TMPDIR"
@@ -1614,6 +1665,18 @@ then
                                AC_MSG_RESULT([not found])
                        fi
                fi
+               if test "x$JAR" = "x"
+               then
+                       AC_MSG_CHECKING([for jar])
+                       TMPDIR=`find "$with_java_home" -name jar -type f | head -n 1`
+                       if test "x$TMPDIR" != "x"
+                       then
+                               JAR="$TMPDIR"
+                               AC_MSG_RESULT([$JAR])
+                       else
+                               AC_MSG_RESULT([not found])
+                       fi
+               fi
        else if test "x$with_java_home" != "x"
        then
                AC_MSG_WARN([JAVA_HOME: No such directory: $with_java_home])
@@ -1650,6 +1713,24 @@ if test "x$JAVAC" = "x"
 then
        with_java="no (javac not found)"
 fi
+if test "x$JAR" = "x"
+then
+       with_jar_path="$PATH"
+       if test "x$with_java_home" != "x"
+       then
+               with_jar_path="$with_java_home:$with_jar_path"
+               if test -d "$with_java_home/bin"
+               then
+                       with_jar_path="$with_java_home/bin:$with_jar_path"
+               fi
+       fi
+
+       AC_PATH_PROG(JAR, jar, [], "$with_jar_path")
+fi
+if test "x$JAR" = "x"
+then
+       with_java="no (jar not found)"
+fi
 
 SAVE_CPPFLAGS="$CPPFLAGS"
 SAVE_CFLAGS="$CFLAGS"
@@ -2912,7 +2993,7 @@ AC_ARG_WITH(libupsclient, [AS_HELP_STRING([--with-libupsclient@<:@=PREFIX@:>@],
                        with_libupsclient="use_libupsclient_config"
                else if test -x "$withval/bin/libupsclient-config"
                then
-                       with_libupsclient_config="$withval/bin/net-snmp-config"
+                       with_libupsclient_config="$withval/bin/libupsclient-config"
                        with_libupsclient="use_libupsclient_config"
                else
                        AC_MSG_NOTICE([Not checking for libupsclient: Manually configured])