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authorH.J. Lu <hjl.tools@gmail.com>2000-07-20 03:25:10 +0000
committerH.J. Lu <hjl.tools@gmail.com>2000-07-20 03:25:10 +0000
commite0ee487bb566f047bbc43dee18e81bab14cba096 (patch)
tree9d48cd80dcbe6c6a26c5b72750605cbd0c5893d8
parent9bfcb6d6894b9224f4b8f55c4f6f14dea93e28ad (diff)
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2000-07-19 H.J. Lu <hjl@gnu.org>
* emulparams/elf32mcore.sh (PARSE_AND_LIST_ARGS): Removed. (PARSE_AND_LIST_PROLOGUE): New. (PARSE_AND_LIST_LONGOPTS): Likewise. (PARSE_AND_LIST_OPTIONS): Likewise. (PARSE_AND_LIST_ARGS_CASES): Likewise. * ldmain.c (main): Clear link_info.flags and link_info.flags_1. * lexsup.c (ld_options): Comment out 'z'. (parse_args): Likewise. * emultempl/elf32.em: Include "elf/common.h". (gld_${EMULATION_NAME}_parse_args): Defined. Handle some -z options. (gld_${EMULATION_NAME}_list_options): Likewise. * ld.texinfo: Add documentation for the recognized -z options.
-rw-r--r--ld/ChangeLog20
-rw-r--r--ld/emulparams/elf32mcore.sh57
-rw-r--r--ld/emultempl/elf32.em154
-rw-r--r--ld/ld.texinfo16
-rw-r--r--ld/ldmain.c2
-rw-r--r--ld/lexsup.c4
6 files changed, 201 insertions, 52 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog
index db29663..2baeea7 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,5 +1,25 @@
2000-07-19 H.J. Lu <hjl@gnu.org>
+ * elf32-arm.h (elf32_arm_size_dynamic_sections): Also set
+ DF_TEXTREL if DT_TEXTREL is set.
+ * elf32-i370.c (i370_elf_size_dynamic_sections): Likewise.
+ * elf32-i386.c (elf_i386_size_dynamic_sections): Likewise.
+ * elf32-m68k.c (elf_m68k_size_dynamic_sections): Likewise.
+ * elf32-mips.c (_bfd_mips_elf_size_dynamic_sections): Likewise.
+ * elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise.
+ * elf32-sparc.c (elf32_sparc_size_dynamic_sections): Likewise.
+ * elf64-alpha.c (elf64_alpha_size_dynamic_sections): Likewise.
+ * elf64-hppa.c (elf64_hppa_size_dynamic_sections): Likewise.
+ * elf64-ia64.c (elf64_ia64_size_dynamic_sections): Likewise.
+ * elf64-sparc.c (sparc64_elf_size_dynamic_sections): Likewise.
+
+ * bfd/elflink.h (NAME(bfd_elf,size_dynamic_sections)): Also
+ set DF_SYMBOLIC for symbolic link. Also set DT_RUNPATH if
+ DT_RPATH is set.
+ Set the DT_FLAGS and DT_FLAGS_1 entries if necessary.
+
+2000-07-19 H.J. Lu <hjl@gnu.org>
+
* emultempl/elf32.em (gld${EMULATION_NAME}_try_needed): Call
bfd_elf_set_dt_needed_soname ().
diff --git a/ld/emulparams/elf32mcore.sh b/ld/emulparams/elf32mcore.sh
index b1f7b8c..2d06387 100644
--- a/ld/emulparams/elf32mcore.sh
+++ b/ld/emulparams/elf32mcore.sh
@@ -33,54 +33,20 @@ GENERATE_SHLIB_SCRIPT=yes
# This code gets inserted into the generic elf32.sc linker script
# and allows us to define our own command line switches.
-PARSE_AND_LIST_ARGS='
-
+PARSE_AND_LIST_PROLOGUE='
#define OPTION_BASE_FILE 300
+'
-#include "getopt.h"
-
-static struct option longopts[] =
-{
+PARSE_AND_LIST_LONGOPTS='
{"base-file", required_argument, NULL, OPTION_BASE_FILE},
- {NULL, no_argument, NULL, 0}
-};
-
-static void
-gld_elf32mcore_list_options (file)
- FILE * file;
-{
- fprintf (file, _(" --base_file <basefile> Generate a base file for relocatable DLLs\n"));
-}
-
-static int
-gld_elf32mcore_parse_args (argc, argv)
- int argc;
- char ** argv;
-{
- int longind;
- int optc;
- int prevoptind = optind;
- int prevopterr = opterr;
- int wanterror;
- static int lastoptind = -1;
-
- if (lastoptind != optind)
- opterr = 0;
-
- wanterror = opterr;
- lastoptind = optind;
-
- optc = getopt_long_only (argc, argv, "-", longopts, & longind);
- opterr = prevopterr;
+'
- switch (optc)
- {
- default:
- if (wanterror)
- xexit (1);
- optind = prevoptind;
- return 0;
+PARSE_AND_LIST_OPTIONS='
+ fprintf (file, _(" --base_file <basefile>\n"));
+ fprintf (file, _("\t\t\tGenerate a base file for relocatable DLLs\n"));
+'
+PARSE_AND_LIST_ARGS_CASES='
case OPTION_BASE_FILE:
link_info.base_file = (PTR) fopen (optarg, FOPEN_WB);
if (link_info.base_file == NULL)
@@ -91,9 +57,4 @@ gld_elf32mcore_parse_args (argc, argv)
xexit (1);
}
break;
- }
-
- return 1;
-}
-
'
diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em
index 3cdb856..0e4464d 100644
--- a/ld/emultempl/elf32.em
+++ b/ld/emultempl/elf32.em
@@ -45,6 +45,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "ldfile.h"
#include "ldemul.h"
#include "ldgram.h"
+#include "elf/common.h"
static void gld${EMULATION_NAME}_before_parse PARAMS ((void));
static boolean gld${EMULATION_NAME}_open_dynamic_archive
@@ -1184,14 +1185,15 @@ EOF
fi
-if test -n "$PARSE_AND_LIST_ARGS" ; then
+if test -n "$PARSE_AND_LIST_ARGS_CASES" || test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
+NEED_PARSE_AND_LIST=yes
+
cat >>e${EMULATION_NAME}.c <<EOF
static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **));
static void gld_${EMULATION_NAME}_list_options PARAMS ((FILE * file));
-
- $PARSE_AND_LIST_ARGS
EOF
else
+NEED_PARSE_AND_LIST=no
cat >>e${EMULATION_NAME}.c <<EOF
#define gld_${EMULATION_NAME}_parse_args NULL
@@ -1200,6 +1202,152 @@ EOF
fi
+if test -n "$PARSE_AND_LIST_PROLOGUE" ; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ $PARSE_AND_LIST_PROLOGUE
+EOF
+fi
+
+if test "$NEED_PARSE_AND_LIST" = yes; then
+cat >>e${EMULATION_NAME}.c <<EOF
+
+#include "getopt.h"
+
+static struct option longopts[] =
+{
+EOF
+fi
+
+if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ {NULL, required_argument, NULL, 'z'},
+EOF
+fi
+
+if test -n "$PARSE_AND_LIST_LONGOPTS" ; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ $PARSE_AND_LIST_LONGOPTS
+EOF
+fi
+
+if test "$NEED_PARSE_AND_LIST" = yes; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ {NULL, no_argument, NULL, 0}
+};
+
+static int
+gld_${EMULATION_NAME}_parse_args (argc, argv)
+ int argc;
+ char ** argv;
+{
+ int longind, optc;
+ int prevoptind = optind;
+ int prevopterr = opterr;
+ int wanterror;
+ static int lastoptind = -1;
+
+ if (lastoptind != optind)
+ opterr = 0;
+
+ wanterror = opterr;
+ optc = getopt_long_only (argc, argv, "-z:", longopts, &longind);
+ opterr = prevopterr;
+
+ switch (optc)
+ {
+ default:
+ if (wanterror)
+ xexit (1);
+ optind = prevoptind;
+ return 0;
+EOF
+fi
+
+if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ case 'z':
+ if (strcmp (optarg, "initfirst") == 0)
+ link_info.flags_1 |= (bfd_vma) DF_1_INITFIRST;
+ else if (strcmp (optarg, "interpose") == 0)
+ link_info.flags_1 |= (bfd_vma) DF_1_INTERPOSE;
+ else if (strcmp (optarg, "loadfltr") == 0)
+ link_info.flags_1 |= (bfd_vma) DF_1_LOADFLTR;
+ else if (strcmp (optarg, "nodefaultlib") == 0)
+ link_info.flags_1 |= (bfd_vma) DF_1_NODEFLIB;
+ else if (strcmp (optarg, "nodelete") == 0)
+ link_info.flags_1 |= (bfd_vma) DF_1_NODELETE;
+ else if (strcmp (optarg, "nodlopen") == 0)
+ link_info.flags_1 |= (bfd_vma) DF_1_NOOPEN;
+ else if (strcmp (optarg, "nodump") == 0)
+ link_info.flags_1 |= (bfd_vma) DF_1_NODUMP;
+ else if (strcmp (optarg, "now") == 0)
+ {
+ link_info.flags |= (bfd_vma) DF_BIND_NOW;
+ link_info.flags_1 |= (bfd_vma) DF_1_NOW;
+ }
+ else if (strcmp (optarg, "origin") == 0)
+ {
+ link_info.flags |= (bfd_vma) DF_ORIGIN;
+ link_info.flags_1 |= (bfd_vma) DF_1_ORIGIN;
+ }
+ /* What about the other Solaris -z options? FIXME. */
+ break;
+EOF
+fi
+
+if test -n "$PARSE_AND_LIST_ARGS_CASES" ; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ $PARSE_AND_LIST_ARGS_CASES
+EOF
+fi
+
+if test "$NEED_PARSE_AND_LIST" = yes; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ }
+
+ return 1;
+}
+
+static void
+gld_${EMULATION_NAME}_list_options (file)
+ FILE * file;
+{
+EOF
+fi
+
+if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ fprintf (file, _(" -z initfirst\t\tMark DSO to be initialized first at rutime\n"));
+ fprintf (file, _(" -z interpose\t\tMark object to interpose all DSOs but execuable\n"));
+ fprintf (file, _(" -z loadfltr\t\tMark object requiring immediate process\n"));
+ fprintf (file, _(" -z nodefaultlib\tMark object not to use default search paths\n"));
+ fprintf (file, _(" -z nodelete\t\tMark DSO non-deletable at runtime\n"));
+ fprintf (file, _(" -z nodlopen\t\tMark DSO not availale to dlopen\n"));
+ fprintf (file, _(" -z nodump\t\tMark DSO not availale to dldump\n"));
+ fprintf (file, _(" -z now\t\tMark object non-lazy runtime binding\n"));
+ fprintf (file, _(" -z origin\t\tMark object requiring immediate \$ORIGIN processing\n"));
+ fprintf (file, _("\t\t\t at runtime\n"));
+EOF
+fi
+
+if test -n "$PARSE_AND_LIST_OPTIONS" ; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ $PARSE_AND_LIST_OPTIONS
+EOF
+fi
+
+if test "$NEED_PARSE_AND_LIST" = yes; then
+cat >>e${EMULATION_NAME}.c <<EOF
+}
+EOF
+fi
+
+if test -n "$PARSE_AND_LIST_EPILOGUE" ; then
+cat >>e${EMULATION_NAME}.c <<EOF
+ $PARSE_AND_LIST_EPILOGUE
+EOF
+fi
+
cat >>e${EMULATION_NAME}.c <<EOF
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
diff --git a/ld/ld.texinfo b/ld/ld.texinfo
index 016914d..2bc54e4 100644
--- a/ld/ld.texinfo
+++ b/ld/ld.texinfo
@@ -737,7 +737,21 @@ for Solaris compatibility.
@kindex -z @var{keyword}
@item -z @var{keyword}
-This option is ignored for Solaris compatibility.
+The recognized keywords are @code{initfirst}, @code{interpose},
+@code{loadfltr}, @code{nodefaultlib}, @code{nodelete}, @code{nodlopen},
+@code{nodump}, @code{now} and @code{origin}. The other keywords are
+ignored for Solaris compatibility. @code{initfirst} marks the object
+to be initialized first at runtime before any other objects.
+@code{interpose} marks the object that its symbol table interposes
+before all symbols but the primary executable. @code{loadfltr} marks
+the object that its filtees be processed immediately at runtime.
+@code{nodefaultlib} marks the object that the search for dependencies
+of this object will ignore any default library search paths.
+@code{nodelete} marks the object shouldn't be unloaded at runtime.
+@code{nodlopen} marks the object not available to @code{dlopen}.
+@code{nodump} marks the object can not be dumped by @code{dldump}.
+@code{now} marks the object with the non-lazy runtime binding.
+@code{origin} marks the object may contain $ORIGIN.
@kindex -(
@cindex groups of archives
diff --git a/ld/ldmain.c b/ld/ldmain.c
index 538268e..9f84456 100644
--- a/ld/ldmain.c
+++ b/ld/ldmain.c
@@ -237,6 +237,8 @@ main (argc, argv)
and _fini symbols. We are compatible. */
link_info.init_function = "_init";
link_info.fini_function = "_fini";
+ link_info.flags = (bfd_vma) 0;
+ link_info.flags_1 = (bfd_vma) 0;
ldfile_add_arch ("");
diff --git a/ld/lexsup.c b/ld/lexsup.c
index a018f28..e2cd2d1 100644
--- a/ld/lexsup.c
+++ b/ld/lexsup.c
@@ -237,8 +237,10 @@ static const struct ld_option ld_options[] =
'y', N_("SYMBOL"), N_("Trace mentions of SYMBOL"), TWO_DASHES },
{ {NULL, required_argument, NULL, '\0'},
'Y', N_("PATH"), N_("Default search path for Solaris compatibility"), ONE_DASH },
+#if 0
{ {NULL, required_argument, NULL, '\0'},
'z', N_("KEYWORD"), N_("Ignored for Solaris compatibility"), ONE_DASH },
+#endif
{ {"start-group", no_argument, NULL, '('},
'(', NULL, N_("Start a group"), TWO_DASHES },
{ {"end-group", no_argument, NULL, ')'},
@@ -994,11 +996,13 @@ the GNU General Public License. This program has absolutely no warranty.\n"));
case 'y':
add_ysym (optarg);
break;
+#if 0
case 'z':
/* We accept and ignore this option for Solaris
compatibility. Actually, on Solaris, optarg is not
ignored. Someday we should handle it correctly. FIXME. */
break;
+#endif
case OPTION_SPLIT_BY_RELOC:
config.split_by_reloc = strtoul (optarg, NULL, 0);
break;