diff options
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/ChangeLog | 15 | ||||
| -rw-r--r-- | ld/config.in | 37 | ||||
| -rwxr-xr-x | ld/configure | 2041 | ||||
| -rw-r--r-- | ld/configure.ac | 50 | ||||
| -rw-r--r-- | ld/ld.h | 22 | ||||
| -rw-r--r-- | ld/ldmain.c | 4 | ||||
| -rw-r--r-- | ld/sysdep.h | 37 |
7 files changed, 633 insertions, 1573 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index cf41389..d12ba77 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,18 @@ +2021-04-05 Alan Modra <amodra@gmail.com> + + * configure.ac: Move initfini-array arg handling earlier. Don't + check for string.h, strings.h, stdlib.h, or locale.h. Do check + for inttypes.h, stdint.h, sys/types.h. Don't check for + setlocale, free, getev or strstr. + (AC_ISC_POSIX): Don't invoke. + * sysdep.h: Include string.h and stdlib.h unconditionally. Test + HAVE_SYS_TYPE_H and HAVE_SYS_STAT_H. Remove strstr, free and + getenv fallback declarations. + * ld.h: Don't test HAVE_LOCALE_H. + * ldmain.c: Don't test HAVE_SETLOCALE. + * config.in: Regenerate. + * configure: Regenerate. + 2021-04-01 Tamar Christina <tamar.christina@arm.com> PR ld/26659 diff --git a/ld/config.in b/ld/config.in index 7b60d77..1e78b00 100644 --- a/ld/config.in +++ b/ld/config.in @@ -57,14 +57,6 @@ don't. */ #undef HAVE_DECL_ENVIRON -/* Define to 1 if you have the declaration of `free', and to 0 if you don't. - */ -#undef HAVE_DECL_FREE - -/* Define to 1 if you have the declaration of `getenv', and to 0 if you don't. - */ -#undef HAVE_DECL_GETENV - /* Is the prototype for getopt in <unistd.h> in the expected format? */ #undef HAVE_DECL_GETOPT @@ -72,14 +64,6 @@ */ #undef HAVE_DECL_SBRK -/* Define to 1 if you have the declaration of `strstr', and to 0 if you don't. - */ -#undef HAVE_DECL_STRSTR - -/* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'. - */ -#undef HAVE_DIRENT_H - /* Define to 1 if you have the <dlfcn.h> header file. */ #undef HAVE_DLFCN_H @@ -107,9 +91,6 @@ /* Define to 1 if you have the <limits.h> header file. */ #undef HAVE_LIMITS_H -/* Define to 1 if you have the <locale.h> header file. */ -#undef HAVE_LOCALE_H - /* Define to 1 if you have the `lseek' function. */ #undef HAVE_LSEEK @@ -122,9 +103,6 @@ /* Define to 1 if you have a working `mmap' system call. */ #undef HAVE_MMAP -/* Define to 1 if you have the <ndir.h> header file, and it defines `DIR'. */ -#undef HAVE_NDIR_H - /* Define to 1 if you have the `open' function. */ #undef HAVE_OPEN @@ -134,9 +112,6 @@ /* Define to 1 if you have the `sbrk' function. */ #undef HAVE_SBRK -/* Define to 1 if you have the `setlocale' function. */ -#undef HAVE_SETLOCALE - /* Define to 1 if you have the <stdint.h> header file. */ #undef HAVE_STDINT_H @@ -149,16 +124,11 @@ /* Define to 1 if you have the <string.h> header file. */ #undef HAVE_STRING_H -/* Define to 1 if you have the <sys/dir.h> header file, and it defines `DIR'. - */ -#undef HAVE_SYS_DIR_H - /* Define to 1 if you have the <sys/file.h> header file. */ #undef HAVE_SYS_FILE_H -/* Define to 1 if you have the <sys/ndir.h> header file, and it defines `DIR'. - */ -#undef HAVE_SYS_NDIR_H +/* Define to 1 if you have the <sys/mman.h> header file. */ +#undef HAVE_SYS_MMAN_H /* Define to 1 if you have the <sys/param.h> header file. */ #undef HAVE_SYS_PARAM_H @@ -212,9 +182,6 @@ /* Define to 1 if you have the ANSI C header files. */ #undef STDC_HEADERS -/* Define if you can safely include both <string.h> and <strings.h>. */ -#undef STRING_WITH_STRINGS - /* Define to 1 if you want to support the --error-handling-script command line option. */ #undef SUPPORT_ERROR_HANDLING_SCRIPT diff --git a/ld/configure b/ld/configure index 9eacadd..d46fcef 100755 --- a/ld/configure +++ b/ld/configure @@ -648,7 +648,6 @@ elf_list_options STRINGIFY zlibinc zlibdir -enable_initfini_array NATIVE_LIB_DIRS HDEFINES do_compare @@ -681,6 +680,7 @@ WARN_CFLAGS enable_libctf ENABLE_LIBCTF_FALSE ENABLE_LIBCTF_TRUE +enable_initfini_array installed_linker install_as_default TARGET_SYSTEM_ROOT_DEFINE @@ -713,13 +713,6 @@ CXXDEPMODE ac_ct_CXX CXXFLAGS CXX -MAINT -MAINTAINER_MODE_FALSE -MAINTAINER_MODE_TRUE -AM_BACKSLASH -AM_DEFAULT_VERBOSITY -AM_DEFAULT_V -AM_V am__fastdepCC_FALSE am__fastdepCC_TRUE CCDEPMODE @@ -730,6 +723,20 @@ AMDEP_TRUE am__quote am__include DEPDIR +OBJEXT +EXEEXT +ac_ct_CC +CPPFLAGS +LDFLAGS +CFLAGS +CC +MAINT +MAINTAINER_MODE_FALSE +MAINTAINER_MODE_TRUE +AM_BACKSLASH +AM_DEFAULT_VERBOSITY +AM_DEFAULT_V +AM_V am__untar am__tar AMTAR @@ -753,13 +760,6 @@ am__isrc INSTALL_DATA INSTALL_SCRIPT INSTALL_PROGRAM -OBJEXT -EXEEXT -ac_ct_CC -CPPFLAGS -LDFLAGS -CFLAGS -CC target_os target_vendor target_cpu @@ -813,9 +813,9 @@ SHELL' ac_subst_files='' ac_user_opts=' enable_option_checking -enable_dependency_tracking enable_silent_rules enable_maintainer_mode +enable_dependency_tracking enable_shared enable_static with_pic @@ -837,11 +837,11 @@ enable_textrel_check enable_separate_code enable_error_handling_script enable_default_hash_style +enable_initfini_array enable_libctf enable_werror enable_build_warnings enable_nls -enable_initfini_array with_system_zlib ' ac_precious_vars='build_alias @@ -1478,15 +1478,15 @@ Optional Features: --disable-option-checking ignore unrecognized --enable/--with options --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no) --enable-FEATURE[=ARG] include FEATURE [ARG=yes] - --enable-dependency-tracking - do not reject slow dependency extractors - --disable-dependency-tracking - speeds up one-time build --enable-silent-rules less verbose build output (undo: "make V=1") --disable-silent-rules verbose build output (undo: "make V=0") --enable-maintainer-mode enable make rules and dependencies not useful (and sometimes confusing) to the casual installer + --enable-dependency-tracking + do not reject slow dependency extractors + --disable-dependency-tracking + speeds up one-time build --enable-shared[=PKGS] build shared libraries [default=yes] --enable-static[=PKGS] build static libraries [default=yes] --enable-fast-install[=PKGS] @@ -1511,11 +1511,11 @@ Optional Features: --error-handling-script option --enable-default-hash-style={sysv,gnu,both} use this default hash style + --disable-initfini-array do not use .init_array/.fini_array sections --enable-libctf Handle .ctf type-info sections [default=yes] --enable-werror treat compile warnings as errors --enable-build-warnings enable build-time compiler warnings --disable-nls do not use Native Language Support - --disable-initfini-array do not use .init_array/.fini_array sections Optional Packages: --with-PACKAGE[=ARG] use PACKAGE [ARG=yes] @@ -1664,52 +1664,6 @@ fi } # ac_fn_c_try_compile -# ac_fn_c_try_link LINENO -# ----------------------- -# Try to link conftest.$ac_ext, and return whether this succeeded. -ac_fn_c_try_link () -{ - as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack - rm -f conftest.$ac_objext conftest$ac_exeext - if { { ac_try="$ac_link" -case "(($ac_try" in - *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; - *) ac_try_echo=$ac_try;; -esac -eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" -$as_echo "$ac_try_echo"; } >&5 - (eval "$ac_link") 2>conftest.err - ac_status=$? - if test -s conftest.err; then - grep -v '^ *+' conftest.err >conftest.er1 - cat conftest.er1 >&5 - mv -f conftest.er1 conftest.err - fi - $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 - test $ac_status = 0; } && { - test -z "$ac_c_werror_flag" || - test ! -s conftest.err - } && test -s conftest$ac_exeext && { - test "$cross_compiling" = yes || - test -x conftest$ac_exeext - }; then : - ac_retval=0 -else - $as_echo "$as_me: failed program was:" >&5 -sed 's/^/| /' conftest.$ac_ext >&5 - - ac_retval=1 -fi - # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information - # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would - # interfere with the next link command; also delete a directory that is - # left behind by Apple's compiler. We do this before executing the actions. - rm -rf conftest.dSYM conftest_ipa8_conftest.oo - eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno - as_fn_set_status $ac_retval - -} # ac_fn_c_try_link - # ac_fn_cxx_try_compile LINENO # ---------------------------- # Try to compile conftest.$ac_ext, and return whether this succeeded. @@ -1945,6 +1899,52 @@ $as_echo "$ac_res" >&6; } } # ac_fn_c_check_header_compile +# ac_fn_c_try_link LINENO +# ----------------------- +# Try to link conftest.$ac_ext, and return whether this succeeded. +ac_fn_c_try_link () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + rm -f conftest.$ac_objext conftest$ac_exeext + if { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + grep -v '^ *+' conftest.err >conftest.er1 + cat conftest.er1 >&5 + mv -f conftest.er1 conftest.err + fi + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && { + test -z "$ac_c_werror_flag" || + test ! -s conftest.err + } && test -s conftest$ac_exeext && { + test "$cross_compiling" = yes || + test -x conftest$ac_exeext + }; then : + ac_retval=0 +else + $as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + ac_retval=1 +fi + # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information + # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would + # interfere with the next link command; also delete a directory that is + # left behind by Apple's compiler. We do this before executing the actions. + rm -rf conftest.dSYM conftest_ipa8_conftest.oo + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + as_fn_set_status $ac_retval + +} # ac_fn_c_try_link + # ac_fn_c_check_func LINENO FUNC VAR # ---------------------------------- # Tests whether FUNC exists, setting the cache variable VAR accordingly @@ -2823,914 +2823,6 @@ test -n "$target_alias" && NONENONEs,x,x, && program_prefix=${target_alias}- -# Expand $ac_aux_dir to an absolute path. -am_aux_dir=`cd "$ac_aux_dir" && pwd` - -ac_ext=c -ac_cpp='$CPP $CPPFLAGS' -ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' -ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' -ac_compiler_gnu=$ac_cv_c_compiler_gnu -if test -n "$ac_tool_prefix"; then - # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. -set dummy ${ac_tool_prefix}gcc; ac_word=$2 -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 -$as_echo_n "checking for $ac_word... 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For instance + # both Tru64's cc and ICC support -MD to output dependencies as a + # side effect of compilation, but ICC will put the dependencies in + # the current directory while Tru64 will put them in the object + # directory. + mkdir sub + + am_cv_CC_dependencies_compiler_type=none + if test "$am_compiler_list" = ""; then + am_compiler_list=`sed -n 's/^#*\([a-zA-Z0-9]*\))$/\1/p' < ./depcomp` + fi + am__universal=false + case " $depcc " in #( + *\ -arch\ *\ -arch\ *) am__universal=true ;; + esac + + for depmode in $am_compiler_list; do + # Setup a source with many dependencies, because some compilers + # like to wrap large dependency lists on column 80 (with \), and + # we should not choose a depcomp mode which is confused by this. + # + # We need to recreate these files for each test, as the compiler may + # overwrite some of them when testing with obscure command lines. + # This happens at least with the AIX C compiler. + : > sub/conftest.c + for i in 1 2 3 4 5 6; do + echo '#include "conftst'$i'.h"' >> sub/conftest.c + # Using ": > sub/conftst$i.h" creates only sub/conftst1.h with + # Solaris 10 /bin/sh. + echo '/* dummy */' > sub/conftst$i.h + done + echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf + + # We check with '-c' and '-o' for the sake of the "dashmstdout" + # mode. It turns out that the SunPro C++ compiler does not properly + # handle '-M -o', and we need to detect this. Also, some Intel + # versions had trouble with output in subdirs. + am__obj=sub/conftest.${OBJEXT-o} + am__minus_obj="-o $am__obj" + case $depmode in + gcc) + # This depmode causes a compiler race in universal mode. + test "$am__universal" = false || continue + ;; + nosideeffect) + # After this tag, mechanisms are not by side-effect, so they'll + # only be used when explicitly requested. + if test "x$enable_dependency_tracking" = xyes; then + continue + else + break + fi + ;; + msvc7 | msvc7msys | msvisualcpp | msvcmsys) + # This compiler won't grok '-c -o', but also, the minuso test has + # not run yet. These depmodes are late enough in the game, and + # so weak that their functioning should not be impacted. + am__obj=conftest.${OBJEXT-o} + am__minus_obj= + ;; + none) break ;; + esac + if depmode=$depmode \ + source=sub/conftest.c object=$am__obj \ + depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \ + $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \ + >/dev/null 2>conftest.err && + grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 && + grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 && + grep $am__obj sub/conftest.Po > /dev/null 2>&1 && + ${MAKE-make} -s -f confmf > /dev/null 2>&1; then + # icc doesn't choke on unknown options, it will just issue warnings + # or remarks (even with -Werror). So we grep stderr for any message + # that says an option was ignored or not supported. + # When given -MP, icc 7.0 and 7.1 complain thusly: + # icc: Command line warning: ignoring option '-M'; no argument required + # The diagnosis changed in icc 8.0: + # icc: Command line remark: option '-MP' not supported + if (grep 'ignoring option' conftest.err || + grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else + am_cv_CC_dependencies_compiler_type=$depmode + break + fi + fi + done + + cd .. + rm -rf conftest.dir +else + am_cv_CC_dependencies_compiler_type=none +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_CC_dependencies_compiler_type" >&5 +$as_echo "$am_cv_CC_dependencies_compiler_type" >&6; } +CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type + + if + test "x$enable_dependency_tracking" != xno \ + && test "$am_cv_CC_dependencies_compiler_type" = gcc3; then + am__fastdepCC_TRUE= + am__fastdepCC_FALSE='#' +else + am__fastdepCC_TRUE='#' + am__fastdepCC_FALSE= +fi + ac_ext=cpp ac_cpp='$CXXCPP $CPPFLAGS' @@ -5569,6 +4914,7 @@ $as_echo "$ac_cv_path_GREP" >&6; } GREP="$ac_cv_path_GREP" + ac_ext=c ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' @@ -12064,7 +11410,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 12067 "configure" +#line 11413 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -12170,7 +11516,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 12173 "configure" +#line 11519 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -15999,6 +15345,23 @@ case "${enable_default_hash_style}" in *) ac_default_emit_gnu_hash=0 ;; esac +# Check whether --enable-initfini-array was given. +if test "${enable_initfini_array+set}" = set; then : + enableval=$enable_initfini_array; case "${enableval}" in + yes|no) ;; + *) as_fn_error $? "invalid --enable-initfini-array argument" "$LINENO" 5 ;; + esac +else + enable_initfini_array=yes +fi + + +if test $enable_initfini_array = yes; then + +$as_echo "#define HAVE_INITFINI_ARRAY 1" >>confdefs.h + +fi + # Check whether --enable-libctf was given. if test "${enable_libctf+set}" = set; then : enableval=$enable_libctf; @@ -16885,7 +16248,15 @@ do_compare="$gcc_cv_prog_cmp_skip" -for ac_header in string.h strings.h stdlib.h unistd.h elf-hints.h limits.h locale.h sys/param.h +# We use headers from include/ that check various HAVE_*_H macros, thus +# should ensure they are set by configure. This is true even when C99 +# guarantees they are available. +# sha1.h and md4.h test HAVE_LIMITS_H, HAVE_SYS_TYPES_H and HAVE_STDINT_H +# plugin-api.h tests HAVE_STDINT_H and HAVE_INTTYPES_H +# Besides those, we need to check anything used in ld/ not in C99. +for ac_header in fcntl.h elf-hints.h limits.h inttypes.h stdint.h \ + sys/file.h sys/mman.h sys/param.h sys/stat.h sys/time.h \ + sys/types.h unistd.h do : as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" @@ -16898,52 +16269,7 @@ fi done -for ac_header in fcntl.h sys/file.h sys/time.h sys/stat.h -do : - as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` -ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" -if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : - cat >>confdefs.h <<_ACEOF -#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 -_ACEOF - -fi - -done - -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether string.h and strings.h may both be included" >&5 -$as_echo_n "checking whether string.h and strings.h may both be included... " >&6; } -if ${gcc_cv_header_string+:} false; then : - $as_echo_n "(cached) " >&6 -else - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -#include <string.h> -#include <strings.h> -int -main () -{ - - ; - return 0; -} -_ACEOF -if ac_fn_c_try_compile "$LINENO"; then : - gcc_cv_header_string=yes -else - gcc_cv_header_string=no -fi -rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_header_string" >&5 -$as_echo "$gcc_cv_header_string" >&6; } -if test $gcc_cv_header_string = yes; then - -$as_echo "#define STRING_WITH_STRINGS 1" >>confdefs.h - -fi - -for ac_func in glob mkstemp realpath sbrk setlocale waitpid +for ac_func in close glob lseek mkstemp open realpath sbrk waitpid do : as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" @@ -16955,175 +16281,45 @@ _ACEOF fi done -for ac_func in open lseek close -do : - as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` -ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" -if eval test \"x\$"$as_ac_var"\" = x"yes"; then : - cat >>confdefs.h <<_ACEOF -#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 -_ACEOF -fi -done -ac_header_dirent=no -for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do - as_ac_Header=`$as_echo "ac_cv_header_dirent_$ac_hdr" | $as_tr_sh` -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_hdr that defines DIR" >&5 -$as_echo_n "checking for $ac_hdr that defines DIR... " >&6; } -if eval \${$as_ac_Header+:} false; then : - $as_echo_n "(cached) " >&6 -else - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -#include <sys/types.h> -#include <$ac_hdr> - -int -main () -{ -if ((DIR *) 0) -return 0; - ; - return 0; -} -_ACEOF -if ac_fn_c_try_compile "$LINENO"; then : - eval "$as_ac_Header=yes" -else - eval "$as_ac_Header=no" -fi -rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext -fi -eval ac_res=\$$as_ac_Header - { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 -$as_echo "$ac_res" >&6; } -if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : - cat >>confdefs.h <<_ACEOF -#define `$as_echo "HAVE_$ac_hdr" | $as_tr_cpp` 1 -_ACEOF +case "${host}" in +*-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*) -ac_header_dirent=$ac_hdr; break -fi +$as_echo "#define USE_BINARY_FOPEN 1" >>confdefs.h + ;; +esac -done -# Two versions of opendir et al. are in -ldir and -lx on SCO Xenix. -if test $ac_header_dirent = dirent.h; then - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5 -$as_echo_n "checking for library containing opendir... " >&6; } -if ${ac_cv_search_opendir+:} false; then : - $as_echo_n "(cached) " >&6 +ac_fn_c_check_decl "$LINENO" "asprintf" "ac_cv_have_decl_asprintf" "$ac_includes_default" +if test "x$ac_cv_have_decl_asprintf" = xyes; then : + ac_have_decl=1 else - ac_func_search_save_LIBS=$LIBS -cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - -/* Override any GCC internal prototype to avoid an error. - Use char because int might match the return type of a GCC - builtin and then its argument prototype would still apply. */ -#ifdef __cplusplus -extern "C" -#endif -char opendir (); -int -main () -{ -return opendir (); - ; - return 0; -} -_ACEOF -for ac_lib in '' dir; do - if test -z "$ac_lib"; then - ac_res="none required" - else - ac_res=-l$ac_lib - LIBS="-l$ac_lib $ac_func_search_save_LIBS" - fi - if ac_fn_c_try_link "$LINENO"; then : - ac_cv_search_opendir=$ac_res -fi -rm -f core conftest.err conftest.$ac_objext \ - conftest$ac_exeext - if ${ac_cv_search_opendir+:} false; then : - break + ac_have_decl=0 fi -done -if ${ac_cv_search_opendir+:} false; then : +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_ASPRINTF $ac_have_decl +_ACEOF +ac_fn_c_check_decl "$LINENO" "environ" "ac_cv_have_decl_environ" "$ac_includes_default" +if test "x$ac_cv_have_decl_environ" = xyes; then : + ac_have_decl=1 else - ac_cv_search_opendir=no -fi -rm conftest.$ac_ext -LIBS=$ac_func_search_save_LIBS -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5 -$as_echo "$ac_cv_search_opendir" >&6; } -ac_res=$ac_cv_search_opendir -if test "$ac_res" != no; then : - test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" - + ac_have_decl=0 fi -else - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5 -$as_echo_n "checking for library containing opendir... " >&6; } -if ${ac_cv_search_opendir+:} false; then : - $as_echo_n "(cached) " >&6 -else - ac_func_search_save_LIBS=$LIBS -cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - -/* Override any GCC internal prototype to avoid an error. - Use char because int might match the return type of a GCC - builtin and then its argument prototype would still apply. */ -#ifdef __cplusplus -extern "C" -#endif -char opendir (); -int -main () -{ -return opendir (); - ; - return 0; -} +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_ENVIRON $ac_have_decl _ACEOF -for ac_lib in '' x; do - if test -z "$ac_lib"; then - ac_res="none required" - else - ac_res=-l$ac_lib - LIBS="-l$ac_lib $ac_func_search_save_LIBS" - fi - if ac_fn_c_try_link "$LINENO"; then : - ac_cv_search_opendir=$ac_res -fi -rm -f core conftest.err conftest.$ac_objext \ - conftest$ac_exeext - if ${ac_cv_search_opendir+:} false; then : - break -fi -done -if ${ac_cv_search_opendir+:} false; then : - +ac_fn_c_check_decl "$LINENO" "sbrk" "ac_cv_have_decl_sbrk" "$ac_includes_default" +if test "x$ac_cv_have_decl_sbrk" = xyes; then : + ac_have_decl=1 else - ac_cv_search_opendir=no -fi -rm conftest.$ac_ext -LIBS=$ac_func_search_save_LIBS -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5 -$as_echo "$ac_cv_search_opendir" >&6; } -ac_res=$ac_cv_search_opendir -if test "$ac_res" != no; then : - test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" - + ac_have_decl=0 fi -fi +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_SBRK $ac_have_decl +_ACEOF @@ -17385,23 +16581,6 @@ if test "$ac_res" != no; then : fi -# Check whether --enable-initfini-array was given. -if test "${enable_initfini_array+set}" = set; then : - enableval=$enable_initfini_array; case "${enableval}" in - yes|no) ;; - *) as_fn_error $? "invalid --enable-initfini-array argument" "$LINENO" 5 ;; - esac -else - enable_initfini_array=yes -fi - - -if test $enable_initfini_array = yes; then - -$as_echo "#define HAVE_INITFINI_ARRAY 1" >>confdefs.h - -fi - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a known getopt prototype in unistd.h" >&5 $as_echo_n "checking for a known getopt prototype in unistd.h... " >&6; } if ${ld_cv_decl_getopt_unistd_h+:} false; then : @@ -17434,76 +16613,6 @@ $as_echo "#define HAVE_DECL_GETOPT 1" >>confdefs.h fi - -case "${host}" in -*-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*) - -$as_echo "#define USE_BINARY_FOPEN 1" >>confdefs.h - ;; -esac - -ac_fn_c_check_decl "$LINENO" "asprintf" "ac_cv_have_decl_asprintf" "$ac_includes_default" -if test "x$ac_cv_have_decl_asprintf" = xyes; then : - ac_have_decl=1 -else - ac_have_decl=0 -fi - -cat >>confdefs.h <<_ACEOF -#define HAVE_DECL_ASPRINTF $ac_have_decl -_ACEOF -ac_fn_c_check_decl "$LINENO" "environ" "ac_cv_have_decl_environ" "$ac_includes_default" -if test "x$ac_cv_have_decl_environ" = xyes; then : - ac_have_decl=1 -else - ac_have_decl=0 -fi - -cat >>confdefs.h <<_ACEOF -#define HAVE_DECL_ENVIRON $ac_have_decl -_ACEOF -ac_fn_c_check_decl "$LINENO" "free" "ac_cv_have_decl_free" "$ac_includes_default" -if test "x$ac_cv_have_decl_free" = xyes; then : - ac_have_decl=1 -else - ac_have_decl=0 -fi - -cat >>confdefs.h <<_ACEOF -#define HAVE_DECL_FREE $ac_have_decl -_ACEOF -ac_fn_c_check_decl "$LINENO" "getenv" "ac_cv_have_decl_getenv" "$ac_includes_default" -if test "x$ac_cv_have_decl_getenv" = xyes; then : - ac_have_decl=1 -else - ac_have_decl=0 -fi - -cat >>confdefs.h <<_ACEOF -#define HAVE_DECL_GETENV $ac_have_decl -_ACEOF -ac_fn_c_check_decl "$LINENO" "sbrk" "ac_cv_have_decl_sbrk" "$ac_includes_default" -if test "x$ac_cv_have_decl_sbrk" = xyes; then : - ac_have_decl=1 -else - ac_have_decl=0 -fi - -cat >>confdefs.h <<_ACEOF -#define HAVE_DECL_SBRK $ac_have_decl -_ACEOF -ac_fn_c_check_decl "$LINENO" "strstr" "ac_cv_have_decl_strstr" "$ac_includes_default" -if test "x$ac_cv_have_decl_strstr" = xyes; then : - ac_have_decl=1 -else - ac_have_decl=0 -fi - -cat >>confdefs.h <<_ACEOF -#define HAVE_DECL_STRSTR $ac_have_decl -_ACEOF - - # Link in zlib if we can. This allows us to read and write # compressed CTF sections. @@ -17971,14 +17080,6 @@ $as_echo_n "checking that generated files are newer than configure... " >&6; } fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: done" >&5 $as_echo "done" >&6; } -if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then - as_fn_error $? "conditional \"AMDEP\" was never defined. -Usually this means the macro was only invoked conditionally." "$LINENO" 5 -fi -if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then - as_fn_error $? "conditional \"am__fastdepCC\" was never defined. -Usually this means the macro was only invoked conditionally." "$LINENO" 5 -fi if test -n "$EXEEXT"; then am__EXEEXT_TRUE= am__EXEEXT_FALSE='#' @@ -17991,6 +17092,14 @@ if test -z "${MAINTAINER_MODE_TRUE}" && test -z "${MAINTAINER_MODE_FALSE}"; then as_fn_error $? "conditional \"MAINTAINER_MODE\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi +if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then + as_fn_error $? "conditional \"AMDEP\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then + as_fn_error $? "conditional \"am__fastdepCC\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi if test -z "${am__fastdepCXX_TRUE}" && test -z "${am__fastdepCXX_FALSE}"; then as_fn_error $? "conditional \"am__fastdepCXX\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 diff --git a/ld/configure.ac b/ld/configure.ac index 19a5df1..5429f22 100644 --- a/ld/configure.ac +++ b/ld/configure.ac @@ -23,7 +23,6 @@ AC_CONFIG_SRCDIR(ldmain.c) AC_CANONICAL_TARGET AC_CANONICAL_BUILD -AC_ISC_POSIX AM_INIT_AUTOMAKE AM_MAINTAINER_MODE @@ -231,6 +230,18 @@ case "${enable_default_hash_style}" in *) ac_default_emit_gnu_hash=0 ;; esac +AC_ARG_ENABLE(initfini-array, +[ --disable-initfini-array do not use .init_array/.fini_array sections], +[case "${enableval}" in + yes|no) ;; + *) AC_MSG_ERROR([invalid --enable-initfini-array argument]) ;; + esac], [enable_initfini_array=yes]) +AC_SUBST(enable_initfini_array) +if test $enable_initfini_array = yes; then + AC_DEFINE(HAVE_INITFINI_ARRAY, 1, + [Define .init_array/.fini_array sections are available and working.]) +fi + GCC_ENABLE([libctf], [yes], [], [Handle .ctf type-info sections]) if test "${enable_libctf}" = yes; then AC_DEFINE(ENABLE_LIBCTF, 1, [Handle .ctf type-info sections]) @@ -280,30 +291,25 @@ ACX_PROG_CMP_IGNORE_INITIAL AC_SUBST(HDEFINES) AC_SUBST(NATIVE_LIB_DIRS) -AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h limits.h locale.h sys/param.h) -AC_CHECK_HEADERS(fcntl.h sys/file.h sys/time.h sys/stat.h) -ACX_HEADER_STRING -AC_CHECK_FUNCS(glob mkstemp realpath sbrk setlocale waitpid) -AC_CHECK_FUNCS(open lseek close) -AC_HEADER_DIRENT +# We use headers from include/ that check various HAVE_*_H macros, thus +# should ensure they are set by configure. This is true even when C99 +# guarantees they are available. +# sha1.h and md4.h test HAVE_LIMITS_H, HAVE_SYS_TYPES_H and HAVE_STDINT_H +# plugin-api.h tests HAVE_STDINT_H and HAVE_INTTYPES_H +# Besides those, we need to check anything used in ld/ not in C99. +AC_CHECK_HEADERS(fcntl.h elf-hints.h limits.h inttypes.h stdint.h \ + sys/file.h sys/mman.h sys/param.h sys/stat.h sys/time.h \ + sys/types.h unistd.h) +AC_CHECK_FUNCS(close glob lseek mkstemp open realpath sbrk waitpid) + +BFD_BINARY_FOPEN + +AC_CHECK_DECLS([asprintf, environ, sbrk]) -dnl AC_CHECK_HEADERS(sys/mman.h) AC_FUNC_MMAP AC_SEARCH_LIBS([dlopen], [dl]) -AC_ARG_ENABLE(initfini-array, -[ --disable-initfini-array do not use .init_array/.fini_array sections], -[case "${enableval}" in - yes|no) ;; - *) AC_MSG_ERROR([invalid --enable-initfini-array argument]) ;; - esac], [enable_initfini_array=yes]) -AC_SUBST(enable_initfini_array) -if test $enable_initfini_array = yes; then - AC_DEFINE(HAVE_INITFINI_ARRAY, 1, - [Define .init_array/.fini_array sections are available and working.]) -fi - AC_MSG_CHECKING(for a known getopt prototype in unistd.h) AC_CACHE_VAL(ld_cv_decl_getopt_unistd_h, [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);])], @@ -314,10 +320,6 @@ if test $ld_cv_decl_getopt_unistd_h = yes; then [Is the prototype for getopt in <unistd.h> in the expected format?]) fi -BFD_BINARY_FOPEN - -AC_CHECK_DECLS([asprintf, environ, free, getenv, sbrk, strstr]) - # Link in zlib if we can. This allows us to read and write # compressed CTF sections. AM_ZLIB @@ -21,8 +21,6 @@ #ifndef LD_H #define LD_H -#ifdef HAVE_LOCALE_H -#endif #ifndef SEEK_CUR #define SEEK_CUR 1 #endif @@ -30,18 +28,16 @@ #define SEEK_END 2 #endif -#ifdef HAVE_LOCALE_H -# ifndef ENABLE_NLS - /* The Solaris version of locale.h always includes libintl.h. If we have - been configured with --disable-nls then ENABLE_NLS will not be defined - and the dummy definitions of bindtextdomain (et al) below will conflict - with the defintions in libintl.h. So we define these values to prevent - the bogus inclusion of libintl.h. */ -# define _LIBINTL_H -# define _LIBGETTEXT_H -# endif -# include <locale.h> +#ifndef ENABLE_NLS + /* The Solaris version of locale.h always includes libintl.h. If we have + been configured with --disable-nls then ENABLE_NLS will not be defined + and the dummy definitions of bindtextdomain (et al) below will conflict + with the defintions in libintl.h. So we define these values to prevent + the bogus inclusion of libintl.h. */ +# define _LIBINTL_H +# define _LIBGETTEXT_H #endif +#include <locale.h> #ifdef ENABLE_NLS # include <libintl.h> diff --git a/ld/ldmain.c b/ld/ldmain.c index b99d518..be33b69 100644 --- a/ld/ldmain.c +++ b/ld/ldmain.c @@ -246,12 +246,10 @@ main (int argc, char **argv) char *emulation; long start_time = get_run_time (); -#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) +#ifdef HAVE_LC_MESSAGES setlocale (LC_MESSAGES, ""); #endif -#if defined (HAVE_SETLOCALE) setlocale (LC_CTYPE, ""); -#endif bindtextdomain (PACKAGE, LOCALEDIR); textdomain (PACKAGE); diff --git a/ld/sysdep.h b/ld/sysdep.h index 27bce0a..a80ac13 100644 --- a/ld/sysdep.h +++ b/ld/sysdep.h @@ -28,30 +28,15 @@ #include "config.h" #include <stdio.h> +#ifdef HAVE_SYS_TYPES_H #include <sys/types.h> -#include <sys/stat.h> -#include <stdarg.h> - -#ifdef STRING_WITH_STRINGS -#include <string.h> -#include <strings.h> -#else -#ifdef HAVE_STRING_H -#include <string.h> -#else -#ifdef HAVE_STRINGS_H -#include <strings.h> -#else -extern char *strchr (); -extern char *strrchr (); -#endif #endif +#ifdef HAVE_SYS_STAT_H +#include <sys/stat.h> #endif - -#ifdef HAVE_STDLIB_H #include <stdlib.h> -#endif - +#include <string.h> +#include <stdarg.h> #ifdef HAVE_UNISTD_H #include <unistd.h> #endif @@ -107,18 +92,6 @@ extern char *strrchr (); #define SEEK_END 2 #endif -#if !HAVE_DECL_STRSTR -extern char *strstr (); -#endif - -#if !HAVE_DECL_FREE -extern void free (); -#endif - -#if !HAVE_DECL_GETENV -extern char *getenv (); -#endif - #if !HAVE_DECL_ENVIRON extern char **environ; #endif |