Add --disable-rpath option to configure script

1 files changed, 44 insertions, 25 deletions

diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 643984b..b54f7a1 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -1033,6 +1033,13 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 	do64bit=yes
     fi
 
+    # Step 0.d: Disable -rpath support?
+
+    AC_MSG_CHECKING([if rpath support is requested])
+    AC_ARG_ENABLE(rpath,[  --disable-rpath         disable rpath support (default: on)],
+	[doRpath=$enableval], [doRpath=yes])
+    AC_MSG_RESULT([$doRpath])
+
     # Step 1: set the variable "system" to hold the name and version number
     # for the system.
 
@@ -1165,7 +1172,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    ;;
 	BeOS*)
 	    SHLIB_CFLAGS="-fPIC"
-	    SHLIB_LD="${CC} -nostart"
+	    SHLIB_LD='${CC} -nostart'
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
@@ -1247,7 +1254,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 		LD_LIBRARY_PATH_VAR="SHLIB_PATH"
 	    fi
 	    if test "$GCC" = "yes" ; then
-		SHLIB_LD="gcc -shared"
+		SHLIB_LD='${CC} -shared'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 	    fi
 
@@ -1257,13 +1264,14 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    # Check to enable 64-bit flags for compiler/linker
 	    if test "$do64bit" = "yes" ; then
 		if test "$GCC" = "yes" ; then
-		    hpux_arch=`${CC} -dumpmachine`
-		    case $hpux_arch in
+		    case `${CC} -dumpmachine` in
 			hppa64*)
 			    # 64-bit gcc in use.  Fix flags for GNU ld.
 			    do64bit_ok=yes
-			    SHLIB_LD="${CC} -shared"
-			    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+			    SHLIB_LD='${CC} -shared'
+			    if test $doRpath = yes ; then
+				CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+			    fi
 			    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 			    ;;
 			*)
@@ -1309,8 +1317,10 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    if test $doRpath = yes ; then
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    fi
 	    ;;
 	IRIX-6.*)
 	    SHLIB_CFLAGS=""
@@ -1318,8 +1328,10 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    if test $doRpath = yes ; then
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    fi
 	    if test "$GCC" = "yes" ; then
 		CFLAGS="$CFLAGS -mabi=n32"
 		LDFLAGS="$LDFLAGS -mabi=n32"
@@ -1342,8 +1354,10 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    if test $doRpath = yes ; then
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    fi
 
 	    # Check to enable 64-bit flags for compiler/linker
 
@@ -1373,7 +1387,9 @@ dnl AC_CHECK_TOOL(AR, ar)
 		DL_OBJS="tclLoadDl.o"
 		DL_LIBS="-ldl"
 		LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
-		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		if test $doRpath = yes ; then
+		    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		fi
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 	    else
 		AC_CHECK_HEADER(dld.h, [
@@ -1444,8 +1460,10 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-mshared -ldl"
 	    LD_FLAGS="-Wl,--export-dynamic"
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    if test $doRpath = yes ; then
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    fi
 	    ;;
 	MP-RAS-02*)
 	    SHLIB_CFLAGS="-K PIC"
@@ -1477,8 +1495,10 @@ dnl AC_CHECK_TOOL(AR, ar)
 		SHLIB_SUFFIX=".so"
 		DL_OBJS="tclLoadDl.o"
 		DL_LIBS=""
-		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+		if test $doRpath = yes ; then
+		    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+		fi
 		AC_CACHE_CHECK([for ELF], tcl_cv_ld_elf, [
 		    AC_EGREP_CPP(yes, [
 #ifdef __ELF__
@@ -1532,7 +1552,9 @@ dnl AC_CHECK_TOOL(AR, ar)
 		SHLIB_SUFFIX=".so"
 		DL_OBJS="tclLoadDl.o"
 		DL_LIBS=""
-		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		if test $doRpath = yes ; then
+		    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		fi
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 		SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}\$\{DBGX\}.so.1.0'
 		AC_CACHE_CHECK([for ELF], tcl_cv_ld_elf, [
@@ -1781,8 +1803,10 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    if test $doRpath = yes ; then
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    fi
 	    if test "$GCC" = "yes" ; then
 		CFLAGS="$CFLAGS -mieee"
             else
@@ -2537,11 +2561,6 @@ AC_DEFUN([SC_BLOCKING_STYLE], [
     SC_CONFIG_SYSTEM
     AC_MSG_CHECKING([FIONBIO vs. O_NONBLOCK for nonblocking I/O])
     case $system in
-	# There used to be code here to use FIONBIO under AIX.  However, it
-	# was reported that FIONBIO doesn't work under AIX 3.2.5.  Since
-	# using O_NONBLOCK seems fine under AIX 4.*, I removed the FIONBIO
-	# code (JO, 5/31/97).
-
 	OSF*)
 	    AC_DEFINE(USE_FIONBIO, 1, [Should we use FIONBIO?])
 	    AC_MSG_RESULT([FIONBIO])