diff options
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/ChangeLog | 8 | ||||
| -rw-r--r-- | ld/NEWS | 14 | ||||
| -rw-r--r-- | ld/ld.texinfo | 4 | ||||
| -rw-r--r-- | ld/ldmain.c | 1 | ||||
| -rw-r--r-- | ld/lexsup.c | 37 |
5 files changed, 43 insertions, 21 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index d4dc6cc..21095bf 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,11 @@ +2004-10-07 Jeff Baker <jbaker@qnx.com> + + * lexsup.c: Handle --warn-shared-textrel option. + (ld_options): Restore alpha sorting of options. + * ldmain.c (main): Initialise warn_shared_info field to FALSE. + * ld.texinfo: Add documentation for --warn-shared-textrel. + * NEWS: Added mention of --warn-shared-textrel option. + 2004-10-05 Tomer Levi <Tomer.Levi@nsc.com> * emultempl/crxelf.em (disable_relaxation): Add. @@ -1,5 +1,8 @@ -*- text -*- +* ELF: --warn-shared-textrel option to warn if adding a DT_TEXTREL to a shared + object. + * Added SORT_BY_NAME and SORT_BY_ALIGNMENT to the linker script language to permit sorting sections by section name or section maximum alignment. @@ -7,9 +10,8 @@ * Added a new linker command line switch, --sort-section name|alignment, to sort sections by section name or maximum alignment. -* New ELF --add-needed/--no-add-needed options to control if a -DT_NEEDED tag should be added when a shared library comes from -DT_NEEDED tags. +* ELF: --add-needed/--no-add-needed options to control if a DT_NEEDED tag + should be added when a shared library comes from DT_NEEDED tags. * Support for the crx-elf target added. @@ -29,10 +31,10 @@ DT_NEEDED tags. Changes in 2.15: -* New ELF --as-needed/--no-as-needed options to control if a DT_NEEDED -tag should be added only when a shared library is referenced. +* ELF: --as-needed/--no-as-needed options to control if a DT_NEEDED tag should + be added only when a shared library is referenced. -* New PE --large-address-aware option to indicate executables support virtual +* PE: --large-address-aware option to indicate executables support virtual addresses greater than 2 gigabytes. * DWARF 2 support for i386pe added. diff --git a/ld/ld.texinfo b/ld/ld.texinfo index d6f9c25..420065b 100644 --- a/ld/ld.texinfo +++ b/ld/ld.texinfo @@ -1690,6 +1690,10 @@ The address will only be changed if it not explicitly specified; that is, if the @code{SECTIONS} command does not specify a start address for the section (@pxref{SECTIONS}). +@kindex --warn-shared-textrel +@item --warn-shared-textrel +Warn if the linker adds a DT_TEXTREL to a shared object. + @kindex --warn-unresolved-symbols @item --warn-unresolved-symbols If the linker is going to report an unresolved symbol (see the option diff --git a/ld/ldmain.c b/ld/ldmain.c index 8274d36..dc2efa2 100644 --- a/ld/ldmain.c +++ b/ld/ldmain.c @@ -336,6 +336,7 @@ main (int argc, char **argv) link_info.flags = 0; link_info.flags_1 = 0; link_info.need_relax_finalize = FALSE; + link_info.warn_shared_textrel = FALSE; ldfile_add_arch (""); diff --git a/ld/lexsup.c b/ld/lexsup.c index 2340006..e40cf62 100644 --- a/ld/lexsup.c +++ b/ld/lexsup.c @@ -147,6 +147,7 @@ enum option_values OPTION_UNRESOLVED_SYMBOLS, OPTION_WARN_UNRESOLVED_SYMBOLS, OPTION_ERROR_UNRESOLVED_SYMBOLS, + OPTION_WARN_SHARED_TEXTREL, OPTION_REDUCE_MEMORY_OVERHEADS }; @@ -304,6 +305,18 @@ static const struct ld_option ld_options[] = OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH}, '\0', NULL, N_("Reject input files whose architecture is unknown"), TWO_DASHES }, + { {"add-needed", no_argument, NULL, OPTION_ADD_NEEDED}, + '\0', NULL, N_("Set DT_NEEDED tags for DT_NEEDED entries in\n" + "\t\t\t\tfollowing dynamic libs"), TWO_DASHES }, + { {"no-add-needed", no_argument, NULL, OPTION_NO_ADD_NEEDED}, + '\0', NULL, N_("Do not set DT_NEEDED tags for DT_NEEDED entries\n" + "\t\t\t\tin following dynamic libs"), TWO_DASHES }, + { {"as-needed", no_argument, NULL, OPTION_AS_NEEDED}, + '\0', NULL, N_("Only set DT_NEEDED for following dynamic libs if used"), + TWO_DASHES }, + { {"no-as-needed", no_argument, NULL, OPTION_NO_AS_NEEDED}, + '\0', NULL, N_("Always set DT_NEEDED for following dynamic libs"), + TWO_DASHES }, { {"assert", required_argument, NULL, OPTION_ASSERT}, '\0', N_("KEYWORD"), N_("Ignored for SunOS compatibility"), ONE_DASH }, { {"Bdynamic", no_argument, NULL, OPTION_CALL_SHARED}, @@ -337,6 +350,9 @@ static const struct ld_option ld_options[] = TWO_DASHES }, { {"embedded-relocs", no_argument, NULL, OPTION_EMBEDDED_RELOCS}, '\0', NULL, N_("Generate embedded relocs"), TWO_DASHES}, + { {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL}, + '\0', NULL, N_("Treat warnings as errors"), + TWO_DASHES }, { {"fini", required_argument, NULL, OPTION_FINI}, '\0', N_("SYMBOL"), N_("Call SYMBOL at unload-time"), ONE_DASH }, { {"force-exe-suffix", no_argument, NULL, OPTION_FORCE_EXE_SUFFIX}, @@ -476,30 +492,18 @@ static const struct ld_option ld_options[] = { {"warn-section-align", no_argument, NULL, OPTION_WARN_SECTION_ALIGN}, '\0', NULL, N_("Warn if start of section changes due to alignment"), TWO_DASHES }, + { {"warn-shared-textrel", no_argument, NULL, OPTION_WARN_SHARED_TEXTREL}, + '\0', NULL, N_("Warn if shared object has DT_TEXTREL"), + TWO_DASHES }, { {"warn-unresolved-symbols", no_argument, NULL, OPTION_WARN_UNRESOLVED_SYMBOLS}, '\0', NULL, N_("Report unresolved symbols as warnings"), TWO_DASHES }, { {"error-unresolved-symbols", no_argument, NULL, OPTION_ERROR_UNRESOLVED_SYMBOLS}, '\0', NULL, N_("Report unresolved symbols as errors"), TWO_DASHES }, - { {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL}, - '\0', NULL, N_("Treat warnings as errors"), - TWO_DASHES }, { {"whole-archive", no_argument, NULL, OPTION_WHOLE_ARCHIVE}, '\0', NULL, N_("Include all objects from following archives"), TWO_DASHES }, - { {"add-needed", no_argument, NULL, OPTION_ADD_NEEDED}, - '\0', NULL, N_("Set DT_NEEDED tags for DT_NEEDED entries in\n" - "\t\t\t\tfollowing dynamic libs"), TWO_DASHES }, - { {"no-add-needed", no_argument, NULL, OPTION_NO_ADD_NEEDED}, - '\0', NULL, N_("Do not set DT_NEEDED tags for DT_NEEDED entries\n" - "\t\t\t\tin following dynamic libs"), TWO_DASHES }, - { {"as-needed", no_argument, NULL, OPTION_AS_NEEDED}, - '\0', NULL, N_("Only set DT_NEEDED for following dynamic libs if used"), - TWO_DASHES }, - { {"no-as-needed", no_argument, NULL, OPTION_NO_AS_NEEDED}, - '\0', NULL, N_("Always set DT_NEEDED for following dynamic libs"), - TWO_DASHES }, { {"wrap", required_argument, NULL, OPTION_WRAP}, '\0', N_("SYMBOL"), N_("Use wrapper functions for SYMBOL"), TWO_DASHES }, }; @@ -1214,6 +1218,9 @@ parse_args (unsigned argc, char **argv) case OPTION_WARN_SECTION_ALIGN: config.warn_section_align = TRUE; break; + case OPTION_WARN_SHARED_TEXTREL: + link_info.warn_shared_textrel = TRUE; + break; case OPTION_WHOLE_ARCHIVE: whole_archive = TRUE; break; |