Don't clobber TMPDIR during Java detection

- Java detection used TMPDIR as var to parse command output
- TMPDIR is used in libltdl later on in ./configure
- alternative fix is local var or subshell
- fixes issue introduced via #33163ee

Conflicts:
	configure.in

Signed-off-by: Florian Forster <octo@collectd.org>

diff --git a/configure.in b/configure.in
index 7d4967b..0b12630 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1727,31 +1727,31 @@ then
        if test -d "$with_java_home"
        then
                AC_MSG_CHECKING([for jni.h])
-               TMPDIR=`find "$with_java_home" -name jni.h -type f -exec 'dirname' '{}' ';' | head -n 1`
-               if test "x$TMPDIR" != "x"
+               TMPVAR=`find "$with_java_home" -name jni.h -type f -exec 'dirname' '{}' ';' | head -n 1`
+               if test "x$TMPVAR" != "x"
                then
-                       AC_MSG_RESULT([found in $TMPDIR])
-                       JAVA_CPPFLAGS="$JAVA_CPPFLAGS -I$TMPDIR"
+                       AC_MSG_RESULT([found in $TMPVAR])
+                       JAVA_CPPFLAGS="$JAVA_CPPFLAGS -I$TMPVAR"
                else
                        AC_MSG_RESULT([not found])
                fi
 
                AC_MSG_CHECKING([for jni_md.h])
-               TMPDIR=`find "$with_java_home" -name jni_md.h -type f -exec 'dirname' '{}' ';' | head -n 1`
-               if test "x$TMPDIR" != "x"
+               TMPVAR=`find "$with_java_home" -name jni_md.h -type f -exec 'dirname' '{}' ';' | head -n 1`
+               if test "x$TMPVAR" != "x"
                then
-                       AC_MSG_RESULT([found in $TMPDIR])
-                       JAVA_CPPFLAGS="$JAVA_CPPFLAGS -I$TMPDIR"
+                       AC_MSG_RESULT([found in $TMPVAR])
+                       JAVA_CPPFLAGS="$JAVA_CPPFLAGS -I$TMPVAR"
                else
                        AC_MSG_RESULT([not found])
                fi
 
                AC_MSG_CHECKING([for libjvm.so])
-               TMPDIR=`find "$with_java_home" -name libjvm.so -type f -exec 'dirname' '{}' ';' | head -n 1`
-               if test "x$TMPDIR" != "x"
+               TMPVAR=`find "$with_java_home" -name libjvm.so -type f -exec 'dirname' '{}' ';' | head -n 1`
+               if test "x$TMPVAR" != "x"
                then
-                       AC_MSG_RESULT([found in $TMPDIR])
-                       JAVA_LDFLAGS="$JAVA_LDFLAGS -L$TMPDIR -Wl,-rpath -Wl,$TMPDIR"
+                       AC_MSG_RESULT([found in $TMPVAR])
+                       JAVA_LDFLAGS="$JAVA_LDFLAGS -L$TMPVAR -Wl,-rpath -Wl,$TMPVAR"
                else
                        AC_MSG_RESULT([not found])
                fi
@@ -1759,10 +1759,10 @@ then
                if test "x$JAVAC" = "x"
                then
                        AC_MSG_CHECKING([for javac])
-                       TMPDIR=`find "$with_java_home" -name javac -type f | head -n 1`
-                       if test "x$TMPDIR" != "x"
+                       TMPVAR=`find "$with_java_home" -name javac -type f | head -n 1`
+                       if test "x$TMPVAR" != "x"
                        then
-                               JAVAC="$TMPDIR"
+                               JAVAC="$TMPVAR"
                                AC_MSG_RESULT([$JAVAC])
                        else
                                AC_MSG_RESULT([not found])
@@ -1771,10 +1771,10 @@ then
                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$TMPDIR" != "x"
+                       TMPVAR=`find "$with_java_home" -name jar -type f | head -n 1`
+                       if test "x$TMPVAR" != "x"
                        then
-                               JAR="$TMPDIR"
+                               JAR="$TMPVAR"
                                AC_MSG_RESULT([$JAR])
                        else
                                AC_MSG_RESULT([not found])