diff options
Diffstat (limited to 'unix/tcl.m4')
| -rw-r--r-- | unix/tcl.m4 | 228 |
1 files changed, 41 insertions, 187 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4 index 10335ad..92f29a3 100644 --- a/unix/tcl.m4 +++ b/unix/tcl.m4 @@ -1135,18 +1135,6 @@ dnl AC_CHECK_TOOL(AR, ar) LD_LIBRARY_PATH_VAR="SHLIB_PATH" fi ;; - IRIX-4.*) - SHLIB_CFLAGS="-G 0" - SHLIB_SUFFIX=".a" - SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r -G 0" - SHLIB_LD_LIBS='${LIBS}' - DL_OBJS="tclLoadAout.o" - DL_LIBS="" - LDFLAGS="$LDFLAGS -Wl,-D,08000000" - CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' - LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} - SHARED_LIB_SUFFIX='${VERSION}.a' - ;; IRIX-5.*) SHLIB_CFLAGS="" SHLIB_LD="ld -shared -rdata_shared" @@ -1296,88 +1284,59 @@ dnl AC_CHECK_TOOL(AR, ar) LD_SEARCH_FLAGS="" ;; NetBSD-*|FreeBSD-[[1-2]].*) - # Not available on all versions: check for include file. - AC_CHECK_HEADER(dlfcn.h, [ - # NetBSD/SPARC needs -fPIC, -fpic will not do. - SHLIB_CFLAGS="-fPIC" - SHLIB_LD="ld -Bshareable -x" - SHLIB_LD_LIBS="" - SHLIB_SUFFIX=".so" - DL_OBJS="tclLoadDl.o" - DL_LIBS="" - CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' - LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}' - AC_MSG_CHECKING(for ELF) - AC_EGREP_CPP(yes, [ + # NetBSD/SPARC needs -fPIC, -fpic will not do. + SHLIB_CFLAGS="-fPIC" + SHLIB_LD="ld -Bshareable -x" + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}' + AC_MSG_CHECKING(for ELF) + AC_EGREP_CPP(yes, [ #ifdef __ELF__ yes #endif - ], - AC_MSG_RESULT(yes) - SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so', - AC_MSG_RESULT(no) - SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so.1.0' - ) - ], [ - SHLIB_CFLAGS="" - SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r" - SHLIB_LD_LIBS='${LIBS}' - SHLIB_SUFFIX=".a" - DL_OBJS="tclLoadAout.o" - DL_LIBS="" - CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' - LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} - SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a' - ]) + ], + AC_MSG_RESULT(yes) + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so', + AC_MSG_RESULT(no) + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so.1.0' + ) - # FreeBSD doesn't handle version numbers with dots. + # Ancient FreeBSD doesn't handle version numbers with dots. UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a' TCL_LIB_VERSIONS_OK=nodots ;; OpenBSD-*) - case `arch -s` in - m88k|vax) - SHLIB_CFLAGS="" - SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r" - SHLIB_LD_LIBS='${LIBS}' - SHLIB_SUFFIX=".a" - DL_OBJS="tclLoadAout.o" - DL_LIBS="" - LDFLAGS="" - CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' - LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} - SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a' - ;; + # OpenBSD/SPARC[64] needs -fPIC, -fpic will not do. + case `machine` in + sparc|sparc64) + SHLIB_CFLAGS="-fPIC";; *) - # OpenBSD/SPARC[64] needs -fPIC, -fpic will not do. - case `machine` in - sparc|sparc64) - SHLIB_CFLAGS="-fPIC";; - *) - SHLIB_CFLAGS="-fpic";; - esac - SHLIB_LD="${CC} -shared ${SHLIB_CFLAGS}" - SHLIB_LD_LIBS="" - SHLIB_SUFFIX=".so" - DL_OBJS="tclLoadDl.o" - DL_LIBS="" - CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' - LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} - SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so.1.0' - AC_MSG_CHECKING(for ELF) - AC_EGREP_CPP(yes, [ + SHLIB_CFLAGS="-fpic";; + esac + SHLIB_LD="${CC} -shared ${SHLIB_CFLAGS}" + SHLIB_LD_LIBS="" + SHLIB_SUFFIX=".so" + DL_OBJS="tclLoadDl.o" + DL_LIBS="" + CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}' + LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} + SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so.1.0' + AC_MSG_CHECKING(for ELF) + AC_EGREP_CPP(yes, [ #ifdef __ELF__ yes #endif - ], - AC_MSG_RESULT(yes) - [ LDFLAGS=-Wl,-export-dynamic ], - AC_MSG_RESULT(no) - LDFLAGS="" - ) - ;; - esac + ], + AC_MSG_RESULT(yes) + [ LDFLAGS=-Wl,-export-dynamic ], + AC_MSG_RESULT(no) + LDFLAGS="" + ) # OpenBSD doesn't do version numbers with dots. UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a' @@ -1563,17 +1522,6 @@ dnl AC_CHECK_TOOL(AR, ar) CC_SEARCH_FLAGS="" LD_SEARCH_FLAGS="" ;; - RISCos-*) - SHLIB_CFLAGS="-G 0" - SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r -G 0" - SHLIB_LD_LIBS='${LIBS}' - SHLIB_SUFFIX=".a" - DL_OBJS="tclLoadAout.o" - DL_LIBS="" - LDFLAGS="$LDFLAGS -Wl,-D,08000000" - CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' - LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} - ;; SCO_SV-3.2*) # Note, dlopen is available only on SCO 3.2.5 and greater. However, # this test works, since "uname -s" was non-standard in 3.2.4 and @@ -1723,20 +1671,6 @@ dnl AC_CHECK_TOOL(AR, ar) LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}' fi ;; - ULTRIX-4.*) - SHLIB_CFLAGS="-G 0" - SHLIB_SUFFIX=".a" - SHLIB_LD="echo tclLdAout $CC \{$SHLIB_CFLAGS\} | `pwd`/tclsh -r -G 0" - SHLIB_LD_LIBS='${LIBS}' - DL_OBJS="tclLoadAout.o" - DL_LIBS="" - LDFLAGS="$LDFLAGS -Wl,-D,08000000" - CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}' - LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS} - if test "$GCC" != "yes" ; then - CFLAGS="$CFLAGS -DHAVE_TZSET -std1" - fi - ;; UNIX_SV* | UnixWare-5*) SHLIB_CFLAGS="-KPIC" SHLIB_LD="cc -G" @@ -1765,87 +1699,7 @@ dnl AC_CHECK_TOOL(AR, ar) AC_DEFINE(TCL_CFG_DO64BIT, 1, [Is this a 64-bit build?]) fi - # Step 4: If pseudo-static linking is in use (see K. B. Kenny, "Dynamic - # Loading for Tcl -- What Became of It?". Proc. 2nd Tcl/Tk Workshop, - # New Orleans, LA, Computerized Processes Unlimited, 1994), then we need - # to determine which of several header files defines the a.out file - # format (a.out.h, sys/exec.h, or sys/exec_aout.h). At present, we - # support only a file format that is more or less version-7-compatible. - # In particular, - # - a.out files must begin with `struct exec'. - # - the N_TXTOFF on the `struct exec' must compute the seek address - # of the text segment - # - The `struct exec' must contain a_magic, a_text, a_data, a_bss - # and a_entry fields. - # The following compilation should succeed if and only if either sys/exec.h - # or a.out.h is usable for the purpose. - # - # Note that the modified COFF format used on MIPS Ultrix 4.x is usable; the - # `struct exec' includes a second header that contains information that - # duplicates the v7 fields that are needed. - - if test "x$DL_OBJS" = "xtclLoadAout.o" ; then - AC_MSG_CHECKING(sys/exec.h) - AC_TRY_COMPILE([#include <sys/exec.h>],[ - struct exec foo; - unsigned long seek; - int flag; -#if defined(__mips) || defined(mips) - seek = N_TXTOFF (foo.ex_f, foo.ex_o); -#else - seek = N_TXTOFF (foo); -#endif - flag = (foo.a_magic == OMAGIC); - return foo.a_text + foo.a_data + foo.a_bss + foo.a_entry; - ], tcl_ok=usable, tcl_ok=unusable) - AC_MSG_RESULT($tcl_ok) - if test $tcl_ok = usable; then - AC_DEFINE(USE_SYS_EXEC_H, 1, - [Should we use <sys/exec.h> when doing dynamic loading?]) - else - AC_MSG_CHECKING(a.out.h) - AC_TRY_COMPILE([#include <a.out.h>],[ - struct exec foo; - unsigned long seek; - int flag; -#if defined(__mips) || defined(mips) - seek = N_TXTOFF (foo.ex_f, foo.ex_o); -#else - seek = N_TXTOFF (foo); -#endif - flag = (foo.a_magic == OMAGIC); - return foo.a_text + foo.a_data + foo.a_bss + foo.a_entry; - ], tcl_ok=usable, tcl_ok=unusable) - AC_MSG_RESULT($tcl_ok) - if test $tcl_ok = usable; then - AC_DEFINE(USE_A_OUT_H, 1, - [Should we use <a.out.h> when doing dynamic loading?]) - else - AC_MSG_CHECKING(sys/exec_aout.h) - AC_TRY_COMPILE([#include <sys/exec_aout.h>],[ - struct exec foo; - unsigned long seek; - int flag; -#if defined(__mips) || defined(mips) - seek = N_TXTOFF (foo.ex_f, foo.ex_o); -#else - seek = N_TXTOFF (foo); -#endif - flag = (foo.a_midmag == OMAGIC); - return foo.a_text + foo.a_data + foo.a_bss + foo.a_entry; - ], tcl_ok=usable, tcl_ok=unusable) - AC_MSG_RESULT($tcl_ok) - if test $tcl_ok = usable; then - AC_DEFINE(USE_SYS_EXEC_AOUT_H, 1, - [Should we use <sys/exec_aout.h> when doing dynamic loading?]) - else - DL_OBJS="" - fi - fi - fi - fi - - # Step 5: disable dynamic loading if requested via a command-line switch. + # Step 4: disable dynamic loading if requested via a command-line switch. AC_ARG_ENABLE(load, AC_HELP_STRING([--disable-load], |