From patchwork Wed Nov 26 05:46:34 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yao Qi X-Patchwork-Id: 3935 Received: (qmail 22236 invoked by alias); 26 Nov 2014 05:46:59 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Delivered-To: mailing list gdb-patches@sourceware.org Received: (qmail 22154 invoked by uid 89); 26 Nov 2014 05:46:58 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-0.3 required=5.0 tests=AWL, BAYES_50, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.2 X-HELO: relay1.mentorg.com Received: from relay1.mentorg.com (HELO relay1.mentorg.com) (192.94.38.131) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Wed, 26 Nov 2014 05:46:49 +0000 Received: from svr-orw-fem-05.mgc.mentorg.com ([147.34.97.43]) by relay1.mentorg.com with esmtp id 1XtVR7-0005Ms-SP from Yao_Qi@mentor.com for gdb-patches@sourceware.org; Tue, 25 Nov 2014 21:46:45 -0800 Received: from qiyao.dyndns.org.com (147.34.91.1) by svr-orw-fem-05.mgc.mentorg.com (147.34.97.43) with Microsoft SMTP Server id 14.3.181.6; Tue, 25 Nov 2014 21:46:44 -0800 From: Yao Qi To: Subject: [PATCH 1/7] Import readlink Date: Wed, 26 Nov 2014 13:46:34 +0800 Message-ID: <1416980800-21408-2-git-send-email-yao@codesourcery.com> In-Reply-To: <1416980800-21408-1-git-send-email-yao@codesourcery.com> References: <1416980800-21408-1-git-send-email-yao@codesourcery.com> MIME-Version: 1.0 X-IsSubscribed: yes This patch is to import readlink gnulib module. stat module is imported too, but it isn't used by gdb. gdb: 2014-11-26 Yao Qi * gnulib/update-gnulib.sh (IMPORTED_GNULIB_MODULES): Add readlink. * gnulib/aclocal.m4: Re-generated. * gnulib/config.in: Likewise. * gnulib/configure: Likewise. * gnulib/import/Makefile.am: Likewise. * gnulib/import/Makefile.in: Likewise. * gnulib/import/m4/gnulib-cache.m4: Likewise. * gnulib/import/m4/gnulib-comp.m4: Likewise. * gnulib/import/dosname.h: New file * gnulib/import/m4/largefile.m4: New file. * gnulib/import/m4/readlink.m4: New file. * gnulib/import/m4/stat.m4: New file. * gnulib/import/readlink.c: New file. * gnulib/import/stat.c: New file. --- gdb/gnulib/aclocal.m4 | 3 + gdb/gnulib/config.in | 34 ++ gdb/gnulib/configure | 612 ++++++++++++++++++++++++++++++++--- gdb/gnulib/import/Makefile.am | 27 +- gdb/gnulib/import/Makefile.in | 35 +- gdb/gnulib/import/dosname.h | 53 +++ gdb/gnulib/import/m4/gnulib-cache.m4 | 3 +- gdb/gnulib/import/m4/gnulib-comp.m4 | 24 ++ gdb/gnulib/import/m4/largefile.m4 | 149 +++++++++ gdb/gnulib/import/m4/readlink.m4 | 71 ++++ gdb/gnulib/import/m4/stat.m4 | 71 ++++ gdb/gnulib/import/readlink.c | 74 +++++ gdb/gnulib/import/stat.c | 138 ++++++++ gdb/gnulib/update-gnulib.sh | 1 + 14 files changed, 1228 insertions(+), 67 deletions(-) create mode 100644 gdb/gnulib/import/dosname.h create mode 100644 gdb/gnulib/import/m4/largefile.m4 create mode 100644 gdb/gnulib/import/m4/readlink.m4 create mode 100644 gdb/gnulib/import/m4/stat.m4 create mode 100644 gdb/gnulib/import/readlink.c create mode 100644 gdb/gnulib/import/stat.c diff --git a/gdb/gnulib/aclocal.m4 b/gdb/gnulib/aclocal.m4 index 3f3f24d..2a4b3b3 100644 --- a/gdb/gnulib/aclocal.m4 +++ b/gdb/gnulib/aclocal.m4 @@ -1037,6 +1037,7 @@ m4_include([import/m4/inttypes-pri.m4]) m4_include([import/m4/inttypes.m4]) m4_include([import/m4/isnand.m4]) m4_include([import/m4/isnanl.m4]) +m4_include([import/m4/largefile.m4]) m4_include([import/m4/localcharset.m4]) m4_include([import/m4/locale-fr.m4]) m4_include([import/m4/locale-ja.m4]) @@ -1053,7 +1054,9 @@ m4_include([import/m4/mmap-anon.m4]) m4_include([import/m4/multiarch.m4]) m4_include([import/m4/off_t.m4]) m4_include([import/m4/pathmax.m4]) +m4_include([import/m4/readlink.m4]) m4_include([import/m4/ssize_t.m4]) +m4_include([import/m4/stat.m4]) m4_include([import/m4/stdbool.m4]) m4_include([import/m4/stddef_h.m4]) m4_include([import/m4/stdint.m4]) diff --git a/gdb/gnulib/config.in b/gdb/gnulib/config.in index 6606d1b..e97a5f4 100644 --- a/gdb/gnulib/config.in +++ b/gdb/gnulib/config.in @@ -67,6 +67,12 @@ /* Define to 1 when the gnulib module memmem should be tested. */ #undef GNULIB_TEST_MEMMEM +/* Define to 1 when the gnulib module readlink should be tested. */ +#undef GNULIB_TEST_READLINK + +/* Define to 1 when the gnulib module stat should be tested. */ +#undef GNULIB_TEST_STAT + /* Define to 1 when the gnulib module strstr should be tested. */ #undef GNULIB_TEST_STRSTR @@ -158,6 +164,9 @@ /* Define to 1 if the system has the type 'long long int'. */ #undef HAVE_LONG_LONG_INT +/* Define to 1 if you have the `lstat' function. */ +#undef HAVE_LSTAT + /* Define to 1 if mmap()'s MAP_ANONYMOUS flag is available after including config.h and . */ #undef HAVE_MAP_ANONYMOUS @@ -837,6 +846,9 @@ /* Define to 1 if wmemset is declared even after undefining macros. */ #undef HAVE_RAW_DECL_WMEMSET +/* Define to 1 if you have the `readlink' function. */ +#undef HAVE_READLINK + /* Define to 1 if 'long double' and 'double' have the same representation. */ #undef HAVE_SAME_LONG_DOUBLE_AS_DOUBLE @@ -971,6 +983,17 @@ 'ptrdiff_t'. */ #undef PTRDIFF_T_SUFFIX +/* Define to 1 if readlink fails to recognize a trailing slash. */ +#undef READLINK_TRAILING_SLASH_BUG + +/* Define to 1 if stat needs help when passed a directory name with a trailing + slash */ +#undef REPLACE_FUNC_STAT_DIR + +/* Define to 1 if stat needs help when passed a file name with a trailing + slash */ +#undef REPLACE_FUNC_STAT_FILE + /* Define to l, ll, u, ul, ull, etc., as suitable for constants of type 'sig_atomic_t'. */ #undef SIG_ATOMIC_T_SUFFIX @@ -1013,10 +1036,21 @@ # endif #endif +/* Enable large inode numbers on Mac OS X. */ +#ifndef _DARWIN_USE_64_BIT_INODE +# define _DARWIN_USE_64_BIT_INODE 1 +#endif + +/* Number of bits in a file offset, on hosts where this is settable. */ +#undef _FILE_OFFSET_BITS + /* Define to 1 if Gnulib overrides 'struct stat' on Windows so that struct stat.st_size becomes 64-bit. */ #undef _GL_WINDOWS_64_BIT_ST_SIZE +/* Define for large files, on AIX-style hosts. */ +#undef _LARGE_FILES + /* Define to 1 if on MINIX. */ #undef _MINIX diff --git a/gdb/gnulib/configure b/gdb/gnulib/configure index bfd1f6f..d75a2c5 100644 --- a/gdb/gnulib/configure +++ b/gdb/gnulib/configure @@ -681,6 +681,19 @@ MKDIR_P WINDOWS_64_BIT_ST_SIZE NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H NEXT_SYS_STAT_H +NEXT_AS_FIRST_DIRECTIVE_STRING_H +NEXT_STRING_H +NEXT_AS_FIRST_DIRECTIVE_STDDEF_H +NEXT_STDDEF_H +GL_GENERATE_STDDEF_H_FALSE +GL_GENERATE_STDDEF_H_TRUE +STDDEF_H +HAVE_WCHAR_T +REPLACE_NULL +HAVE__BOOL +GL_GENERATE_STDBOOL_H_FALSE +GL_GENERATE_STDBOOL_H_TRUE +STDBOOL_H REPLACE_UTIMENSAT REPLACE_STAT REPLACE_MKNOD @@ -714,19 +727,6 @@ GNULIB_FUTIMENS GNULIB_FSTATAT GNULIB_FSTAT GNULIB_FCHMODAT -NEXT_AS_FIRST_DIRECTIVE_STRING_H -NEXT_STRING_H -NEXT_AS_FIRST_DIRECTIVE_STDDEF_H -NEXT_STDDEF_H -GL_GENERATE_STDDEF_H_FALSE -GL_GENERATE_STDDEF_H_TRUE -STDDEF_H -HAVE_WCHAR_T -REPLACE_NULL -HAVE__BOOL -GL_GENERATE_STDBOOL_H_FALSE -GL_GENERATE_STDBOOL_H_TRUE -STDBOOL_H UNDEFINE_STRTOK_R REPLACE_STRTOK_R REPLACE_STRSIGNAL @@ -1446,6 +1446,7 @@ ac_subst_files='' ac_user_opts=' enable_option_checking enable_maintainer_mode +enable_largefile enable_dependency_tracking ' ac_precious_vars='build_alias @@ -2077,6 +2078,7 @@ Optional Features: --enable-FEATURE[=ARG] include FEATURE [ARG=yes] --enable-maintainer-mode enable make rules and dependencies not useful (and sometimes confusing) to the casual installer + --disable-largefile omit support for large files --disable-dependency-tracking speeds up one-time build --enable-dependency-tracking do not reject slow dependency extractors @@ -3094,6 +3096,8 @@ as_fn_append ac_func_list " mbrtowc" as_fn_append ac_header_list " sys/mman.h" as_fn_append ac_func_list " mprotect" as_fn_append ac_header_list " sys/param.h" +as_fn_append ac_func_list " readlink" +as_fn_append ac_func_list " lstat" as_fn_append ac_header_list " sys/stat.h" as_fn_append ac_header_list " sys/time.h" as_fn_append ac_header_list " features.h" @@ -4798,6 +4802,206 @@ fi ;; esac +# Check whether --enable-largefile was given. +if test "${enable_largefile+set}" = set; then : + enableval=$enable_largefile; +fi + +if test "$enable_largefile" != no; then + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5 +$as_echo_n "checking for special C compiler options needed for large files... " >&6; } +if test "${ac_cv_sys_largefile_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_sys_largefile_CC=no + if test "$GCC" != yes; then + ac_save_CC=$CC + while :; do + # IRIX 6.2 and later do not support large files by default, + # so use the C compiler's -n32 option if that helps. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF + if ac_fn_c_try_compile "$LINENO"; then : + break +fi +rm -f core conftest.err conftest.$ac_objext + CC="$CC -n32" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_largefile_CC=' -n32'; break +fi +rm -f core conftest.err conftest.$ac_objext + break + done + CC=$ac_save_CC + rm -f conftest.$ac_ext + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5 +$as_echo "$ac_cv_sys_largefile_CC" >&6; } + if test "$ac_cv_sys_largefile_CC" != no; then + CC=$CC$ac_cv_sys_largefile_CC + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5 +$as_echo_n "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; } +if test "${ac_cv_sys_file_offset_bits+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_file_offset_bits=no; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _FILE_OFFSET_BITS 64 +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_file_offset_bits=64; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_cv_sys_file_offset_bits=unknown + break +done +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5 +$as_echo "$ac_cv_sys_file_offset_bits" >&6; } +case $ac_cv_sys_file_offset_bits in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits +_ACEOF +;; +esac +rm -rf conftest* + if test $ac_cv_sys_file_offset_bits = unknown; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5 +$as_echo_n "checking for _LARGE_FILES value needed for large files... " >&6; } +if test "${ac_cv_sys_large_files+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_large_files=no; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _LARGE_FILES 1 +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_large_files=1; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_cv_sys_large_files=unknown + break +done +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5 +$as_echo "$ac_cv_sys_large_files" >&6; } +case $ac_cv_sys_large_files in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _LARGE_FILES $ac_cv_sys_large_files +_ACEOF +;; +esac +rm -rf conftest* + fi + + +fi + # Code from module alloca: @@ -4805,6 +5009,7 @@ fi # Code from module configmake: # Code from module dirent: # Code from module dirfd: + # Code from module dosname: # Code from module errno: # Code from module extensions: @@ -4822,6 +5027,8 @@ fi # Code from module inttypes-incomplete: # Code from module isnand-nolibm: # Code from module isnanl-nolibm: + # Code from module largefile: + # Code from module localcharset: # Code from module math: # Code from module mbrtowc: @@ -4832,10 +5039,12 @@ fi # Code from module memmem-simple: # Code from module multiarch: # Code from module pathmax: + # Code from module readlink: # Code from module snippet/arg-nonnull: # Code from module snippet/c++defs: # Code from module snippet/warn-on-use: # Code from module ssize_t: + # Code from module stat: # Code from module stdbool: # Code from module stddef: # Code from module stdint: @@ -8389,6 +8598,51 @@ $as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h + + case "$host_os" in + mingw*) + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for 64-bit off_t" >&5 +$as_echo_n "checking for 64-bit off_t... " >&6; } +if test "${gl_cv_type_off_t_64+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + int verify_off_t_size[sizeof (off_t) >= 8 ? 1 : -1]; + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_type_off_t_64=yes +else + gl_cv_type_off_t_64=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_off_t_64" >&5 +$as_echo "$gl_cv_type_off_t_64" >&6; } + if test $gl_cv_type_off_t_64 = no; then + WINDOWS_64_BIT_OFF_T=1 + else + WINDOWS_64_BIT_OFF_T=0 + fi + WINDOWS_64_BIT_ST_SIZE=1 + ;; + *) + WINDOWS_64_BIT_OFF_T=0 + WINDOWS_64_BIT_ST_SIZE=0 + ;; + esac + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo and CODESET" >&5 $as_echo_n "checking for nl_langinfo and CODESET... " >&6; } if test "${am_cv_langinfo_codeset+set}" = set; then : @@ -9613,6 +9867,45 @@ $as_echo "$gl_cv_func_memmem_works_always" >&6; } + + + + GNULIB_FCHMODAT=0; + GNULIB_FSTAT=0; + GNULIB_FSTATAT=0; + GNULIB_FUTIMENS=0; + GNULIB_LCHMOD=0; + GNULIB_LSTAT=0; + GNULIB_MKDIRAT=0; + GNULIB_MKFIFO=0; + GNULIB_MKFIFOAT=0; + GNULIB_MKNOD=0; + GNULIB_MKNODAT=0; + GNULIB_STAT=0; + GNULIB_UTIMENSAT=0; + HAVE_FCHMODAT=1; + HAVE_FSTATAT=1; + HAVE_FUTIMENS=1; + HAVE_LCHMOD=1; + HAVE_LSTAT=1; + HAVE_MKDIRAT=1; + HAVE_MKFIFO=1; + HAVE_MKFIFOAT=1; + HAVE_MKNOD=1; + HAVE_MKNODAT=1; + HAVE_UTIMENSAT=1; + REPLACE_FSTAT=0; + REPLACE_FSTATAT=0; + REPLACE_FUTIMENS=0; + REPLACE_LSTAT=0; + REPLACE_MKDIR=0; + REPLACE_MKFIFO=0; + REPLACE_MKNOD=0; + REPLACE_STAT=0; + REPLACE_UTIMENSAT=0; + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for stdbool.h that conforms to C99" >&5 $as_echo_n "checking for stdbool.h that conforms to C99... " >&6; } if test "${ac_cv_header_stdbool_h+set}" = set; then : @@ -9975,41 +10268,6 @@ $as_echo "$gl_cv_func_strstr_works_always" >&6; } esac fi - - GNULIB_FCHMODAT=0; - GNULIB_FSTAT=0; - GNULIB_FSTATAT=0; - GNULIB_FUTIMENS=0; - GNULIB_LCHMOD=0; - GNULIB_LSTAT=0; - GNULIB_MKDIRAT=0; - GNULIB_MKFIFO=0; - GNULIB_MKFIFOAT=0; - GNULIB_MKNOD=0; - GNULIB_MKNODAT=0; - GNULIB_STAT=0; - GNULIB_UTIMENSAT=0; - HAVE_FCHMODAT=1; - HAVE_FSTATAT=1; - HAVE_FUTIMENS=1; - HAVE_LCHMOD=1; - HAVE_LSTAT=1; - HAVE_MKDIRAT=1; - HAVE_MKFIFO=1; - HAVE_MKFIFOAT=1; - HAVE_MKNOD=1; - HAVE_MKNODAT=1; - HAVE_UTIMENSAT=1; - REPLACE_FSTAT=0; - REPLACE_FSTATAT=0; - REPLACE_FUTIMENS=0; - REPLACE_LSTAT=0; - REPLACE_MKDIR=0; - REPLACE_MKFIFO=0; - REPLACE_MKNOD=0; - REPLACE_STAT=0; - REPLACE_UTIMENSAT=0; - { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stat file-mode macros are broken" >&5 $as_echo_n "checking whether stat file-mode macros are broken... " >&6; } if test "${ac_cv_header_stat_broken+set}" = set; then : @@ -10122,7 +10380,7 @@ fi - WINDOWS_64_BIT_OFF_T=0 + @@ -12376,6 +12634,7 @@ _ACEOF + LOCALCHARSET_TESTS_ENVIRONMENT="CHARSETALIASDIR=\"\$(abs_top_builddir)/$gl_source_base\"" @@ -14015,6 +14274,127 @@ $as_echo "#define GNULIB_TEST_MEMMEM 1" >>confdefs.h + + + if test $ac_cv_func_readlink = no; then + HAVE_READLINK=0 + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether readlink signature is correct" >&5 +$as_echo_n "checking whether readlink signature is correct... " >&6; } +if test "${gl_cv_decl_readlink_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Cause compilation failure if original declaration has wrong type. */ + ssize_t readlink (const char *, char *, size_t); +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_decl_readlink_works=yes +else + gl_cv_decl_readlink_works=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_decl_readlink_works" >&5 +$as_echo "$gl_cv_decl_readlink_works" >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether readlink handles trailing slash correctly" >&5 +$as_echo_n "checking whether readlink handles trailing slash correctly... " >&6; } +if test "${gl_cv_func_readlink_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + # We have readlink, so assume ln -s works. + ln -s conftest.no-such conftest.link + ln -s conftest.link conftest.lnk2 + if test "$cross_compiling" = yes; then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_readlink_works="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_readlink_works="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main () +{ +char buf[20]; + return readlink ("conftest.lnk2/", buf, sizeof buf) != -1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_readlink_works=yes +else + gl_cv_func_readlink_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.link conftest.lnk2 +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_readlink_works" >&5 +$as_echo "$gl_cv_func_readlink_works" >&6; } + case "$gl_cv_func_readlink_works" in + *yes) + if test "$gl_cv_decl_readlink_works" != yes; then + REPLACE_READLINK=1 + fi + ;; + *) + +$as_echo "#define READLINK_TRAILING_SLASH_BUG 1" >>confdefs.h + + REPLACE_READLINK=1 + ;; + esac + fi + + if test $HAVE_READLINK = 0 || test $REPLACE_READLINK = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS readlink.$ac_objext" + + + : + + fi + + + + + + GNULIB_READLINK=1 + + + + + +$as_echo "#define GNULIB_TEST_READLINK 1" >>confdefs.h + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ssize_t" >&5 $as_echo_n "checking for ssize_t... " >&6; } if test "${gt_cv_ssize_t+set}" = set; then : @@ -14050,6 +14430,138 @@ $as_echo "#define ssize_t int" >>confdefs.h + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stat handles trailing slashes on directories" >&5 +$as_echo_n "checking whether stat handles trailing slashes on directories... " >&6; } +if test "${gl_cv_func_stat_dir_slash+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + case $host_os in + mingw*) gl_cv_func_stat_dir_slash="guessing no";; + *) gl_cv_func_stat_dir_slash="guessing yes";; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main () +{ +struct stat st; return stat (".", &st) != stat ("./", &st); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_stat_dir_slash=yes +else + gl_cv_func_stat_dir_slash=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_stat_dir_slash" >&5 +$as_echo "$gl_cv_func_stat_dir_slash" >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stat handles trailing slashes on files" >&5 +$as_echo_n "checking whether stat handles trailing slashes on files... " >&6; } +if test "${gl_cv_func_stat_file_slash+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + touch conftest.tmp + # Assume that if we have lstat, we can also check symlinks. + if test $ac_cv_func_lstat = yes; then + ln -s conftest.tmp conftest.lnk + fi + if test "$cross_compiling" = yes; then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_stat_file_slash="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_stat_file_slash="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main () +{ +int result = 0; + struct stat st; + if (!stat ("conftest.tmp/", &st)) + result |= 1; +#if HAVE_LSTAT + if (!stat ("conftest.lnk/", &st)) + result |= 2; +#endif + return result; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_stat_file_slash=yes +else + gl_cv_func_stat_file_slash=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.tmp conftest.lnk +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_stat_file_slash" >&5 +$as_echo "$gl_cv_func_stat_file_slash" >&6; } + case $gl_cv_func_stat_dir_slash in + *no) REPLACE_STAT=1 + +$as_echo "#define REPLACE_FUNC_STAT_DIR 1" >>confdefs.h +;; + esac + case $gl_cv_func_stat_file_slash in + *no) REPLACE_STAT=1 + +$as_echo "#define REPLACE_FUNC_STAT_FILE 1" >>confdefs.h +;; + esac + + if test $REPLACE_STAT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS stat.$ac_objext" + + : + fi + + + + + + GNULIB_STAT=1 + + + + + +$as_echo "#define GNULIB_TEST_STAT 1" >>confdefs.h + + + + + + # Define two additional variables used in the Makefile substitution. if test "$ac_cv_header_stdbool_h" = yes; then @@ -14495,7 +15007,7 @@ $as_echo "$gl_cv_next_sys_stat_h" >&6; } - WINDOWS_64_BIT_ST_SIZE=0 + if test $WINDOWS_64_BIT_ST_SIZE = 1; then diff --git a/gdb/gnulib/import/Makefile.am b/gdb/gnulib/import/Makefile.am index 22f7135..635d62c 100644 --- a/gdb/gnulib/import/Makefile.am +++ b/gdb/gnulib/import/Makefile.am @@ -21,7 +21,7 @@ # the same distribution terms as the rest of that program. # # Generated by gnulib-tool. -# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=import --m4-base=import/m4 --doc-base=doc --tests-base=tests --aux-dir=import/extra --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files alloca dirent dirfd errno fnmatch-gnu frexpl inttypes memchr memmem pathmax strstr sys_stat unistd update-copyright wchar wctype-h +# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=import --m4-base=import/m4 --doc-base=doc --tests-base=tests --aux-dir=import/extra --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files alloca dirent dirfd errno fnmatch-gnu frexpl inttypes memchr memmem pathmax readlink strstr sys_stat unistd update-copyright wchar wctype-h AUTOMAKE_OPTIONS = 1.5 gnits @@ -184,6 +184,13 @@ EXTRA_libgnu_a_SOURCES += dirfd.c ## end gnulib module dirfd +## begin gnulib module dosname + + +EXTRA_DIST += dosname.h + +## end gnulib module dosname + ## begin gnulib module errno BUILT_SOURCES += $(ERRNO_H) @@ -772,6 +779,15 @@ EXTRA_DIST += pathmax.h ## end gnulib module pathmax +## begin gnulib module readlink + + +EXTRA_DIST += readlink.c + +EXTRA_libgnu_a_SOURCES += readlink.c + +## end gnulib module readlink + ## begin gnulib module snippet/arg-nonnull # The BUILT_SOURCES created by this Makefile snippet are not used via #include @@ -841,6 +857,15 @@ EXTRA_DIST += $(top_srcdir)/import/extra/snippet/warn-on-use.h ## end gnulib module snippet/warn-on-use +## begin gnulib module stat + + +EXTRA_DIST += stat.c + +EXTRA_libgnu_a_SOURCES += stat.c + +## end gnulib module stat + ## begin gnulib module stdbool BUILT_SOURCES += $(STDBOOL_H) diff --git a/gdb/gnulib/import/Makefile.in b/gdb/gnulib/import/Makefile.in index 9068728..8ddfcbc 100644 --- a/gdb/gnulib/import/Makefile.in +++ b/gdb/gnulib/import/Makefile.in @@ -36,7 +36,7 @@ # the same distribution terms as the rest of that program. # # Generated by gnulib-tool. -# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=import --m4-base=import/m4 --doc-base=doc --tests-base=tests --aux-dir=import/extra --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files alloca dirent dirfd errno fnmatch-gnu frexpl inttypes memchr memmem pathmax strstr sys_stat unistd update-copyright wchar wctype-h +# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=import --m4-base=import/m4 --doc-base=doc --tests-base=tests --aux-dir=import/extra --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files alloca dirent dirfd errno fnmatch-gnu frexpl inttypes memchr memmem pathmax readlink strstr sys_stat unistd update-copyright wchar wctype-h @@ -88,6 +88,7 @@ am__aclocal_m4_deps = $(top_srcdir)/import/m4/00gnulib.m4 \ $(top_srcdir)/import/m4/inttypes.m4 \ $(top_srcdir)/import/m4/isnand.m4 \ $(top_srcdir)/import/m4/isnanl.m4 \ + $(top_srcdir)/import/m4/largefile.m4 \ $(top_srcdir)/import/m4/localcharset.m4 \ $(top_srcdir)/import/m4/locale-fr.m4 \ $(top_srcdir)/import/m4/locale-ja.m4 \ @@ -104,7 +105,9 @@ am__aclocal_m4_deps = $(top_srcdir)/import/m4/00gnulib.m4 \ $(top_srcdir)/import/m4/multiarch.m4 \ $(top_srcdir)/import/m4/off_t.m4 \ $(top_srcdir)/import/m4/pathmax.m4 \ + $(top_srcdir)/import/m4/readlink.m4 \ $(top_srcdir)/import/m4/ssize_t.m4 \ + $(top_srcdir)/import/m4/stat.m4 \ $(top_srcdir)/import/m4/stdbool.m4 \ $(top_srcdir)/import/m4/stddef_h.m4 \ $(top_srcdir)/import/m4/stdint.m4 \ @@ -1025,20 +1028,20 @@ noinst_HEADERS = noinst_LIBRARIES = libgnu.a noinst_LTLIBRARIES = EXTRA_DIST = m4/gnulib-cache.m4 alloca.c alloca.in.h dirent.in.h \ - dirfd.c errno.in.h float.c float.in.h itold.c fnmatch.c \ - fnmatch.in.h fnmatch_loop.c fpucw.h frexp.c frexp.c frexpl.c \ - inttypes.in.h float+.h isnan.c isnand-nolibm.h isnand.c \ - float+.h isnan.c isnanl-nolibm.h isnanl.c config.charset \ - ref-add.sin ref-del.sin math.in.h mbrtowc.c mbsinit.c \ - mbsrtowcs-impl.h mbsrtowcs-state.c mbsrtowcs.c memchr.c \ - memchr.valgrind memmem.c str-two-way.h pathmax.h \ - $(top_srcdir)/import/extra/snippet/arg-nonnull.h \ + dirfd.c dosname.h errno.in.h float.c float.in.h itold.c \ + fnmatch.c fnmatch.in.h fnmatch_loop.c fpucw.h frexp.c frexp.c \ + frexpl.c inttypes.in.h float+.h isnan.c isnand-nolibm.h \ + isnand.c float+.h isnan.c isnanl-nolibm.h isnanl.c \ + config.charset ref-add.sin ref-del.sin math.in.h mbrtowc.c \ + mbsinit.c mbsrtowcs-impl.h mbsrtowcs-state.c mbsrtowcs.c \ + memchr.c memchr.valgrind memmem.c str-two-way.h pathmax.h \ + readlink.c $(top_srcdir)/import/extra/snippet/arg-nonnull.h \ $(top_srcdir)/import/extra/snippet/c++defs.h \ - $(top_srcdir)/import/extra/snippet/warn-on-use.h stdbool.in.h \ - stddef.in.h stdint.in.h streq.h string.in.h str-two-way.h \ - strstr.c sys_stat.in.h sys_types.in.h time.in.h unistd.in.h \ - $(top_srcdir)/import/extra/update-copyright verify.h \ - wchar.in.h wctype.in.h + $(top_srcdir)/import/extra/snippet/warn-on-use.h stat.c \ + stdbool.in.h stddef.in.h stdint.in.h streq.h string.in.h \ + str-two-way.h strstr.c sys_stat.in.h sys_types.in.h time.in.h \ + unistd.in.h $(top_srcdir)/import/extra/update-copyright \ + verify.h wchar.in.h wctype.in.h # The BUILT_SOURCES created by this Makefile snippet are not used via #include # statements but through direct file reference. Therefore this snippet must be @@ -1077,7 +1080,7 @@ libgnu_a_DEPENDENCIES = $(gl_LIBOBJS) @ALLOCA@ EXTRA_libgnu_a_SOURCES = alloca.c dirfd.c float.c itold.c fnmatch.c \ fnmatch_loop.c frexp.c frexp.c frexpl.c isnan.c isnand.c \ isnan.c isnanl.c mbrtowc.c mbsinit.c mbsrtowcs-state.c \ - mbsrtowcs.c memchr.c memmem.c strstr.c + mbsrtowcs.c memchr.c memmem.c readlink.c stat.c strstr.c charset_alias = $(DESTDIR)$(libdir)/charset.alias charset_tmp = $(DESTDIR)$(libdir)/charset.tmp ARG_NONNULL_H = arg-nonnull.h @@ -1161,6 +1164,8 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/mbsrtowcs.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/memchr.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/memmem.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/readlink.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/stat.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/strnlen1.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/strstr.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/unistd.Po@am__quote@ diff --git a/gdb/gnulib/import/dosname.h b/gdb/gnulib/import/dosname.h new file mode 100644 index 0000000..0468ce4 --- /dev/null +++ b/gdb/gnulib/import/dosname.h @@ -0,0 +1,53 @@ +/* File names on MS-DOS/Windows systems. + + Copyright (C) 2000-2001, 2004-2006, 2009-2012 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . + + From Paul Eggert and Jim Meyering. */ + +#ifndef _DOSNAME_H +#define _DOSNAME_H + +#if (defined _WIN32 || defined __WIN32__ || \ + defined __MSDOS__ || defined __CYGWIN__ || \ + defined __EMX__ || defined __DJGPP__) + /* This internal macro assumes ASCII, but all hosts that support drive + letters use ASCII. */ +# define _IS_DRIVE_LETTER(C) (((unsigned int) (C) | ('a' - 'A')) - 'a' \ + <= 'z' - 'a') +# define FILE_SYSTEM_PREFIX_LEN(Filename) \ + (_IS_DRIVE_LETTER ((Filename)[0]) && (Filename)[1] == ':' ? 2 : 0) +# ifndef __CYGWIN__ +# define FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 1 +# endif +# define ISSLASH(C) ((C) == '/' || (C) == '\\') +#else +# define FILE_SYSTEM_PREFIX_LEN(Filename) 0 +# define ISSLASH(C) ((C) == '/') +#endif + +#ifndef FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE +# define FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 0 +#endif + +#if FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE +# define IS_ABSOLUTE_FILE_NAME(F) ISSLASH ((F)[FILE_SYSTEM_PREFIX_LEN (F)]) +# else +# define IS_ABSOLUTE_FILE_NAME(F) \ + (ISSLASH ((F)[0]) || FILE_SYSTEM_PREFIX_LEN (F) != 0) +#endif +#define IS_RELATIVE_FILE_NAME(F) (! IS_ABSOLUTE_FILE_NAME (F)) + +#endif /* DOSNAME_H_ */ diff --git a/gdb/gnulib/import/m4/gnulib-cache.m4 b/gdb/gnulib/import/m4/gnulib-cache.m4 index 8dd2a5c..a8451ec 100644 --- a/gdb/gnulib/import/m4/gnulib-cache.m4 +++ b/gdb/gnulib/import/m4/gnulib-cache.m4 @@ -27,7 +27,7 @@ # Specification in the form of a command-line invocation: -# gnulib-tool --import --dir=. --lib=libgnu --source-base=import --m4-base=import/m4 --doc-base=doc --tests-base=tests --aux-dir=import/extra --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files alloca dirent dirfd errno fnmatch-gnu frexpl inttypes memchr memmem pathmax strstr sys_stat unistd update-copyright wchar wctype-h +# gnulib-tool --import --dir=. --lib=libgnu --source-base=import --m4-base=import/m4 --doc-base=doc --tests-base=tests --aux-dir=import/extra --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files alloca dirent dirfd errno fnmatch-gnu frexpl inttypes memchr memmem pathmax readlink strstr sys_stat unistd update-copyright wchar wctype-h # Specification in the form of a few gnulib-tool.m4 macro invocations: gl_LOCAL_DIR([]) @@ -42,6 +42,7 @@ gl_MODULES([ memchr memmem pathmax + readlink strstr sys_stat unistd diff --git a/gdb/gnulib/import/m4/gnulib-comp.m4 b/gdb/gnulib/import/m4/gnulib-comp.m4 index a56c214..525485a 100644 --- a/gdb/gnulib/import/m4/gnulib-comp.m4 +++ b/gdb/gnulib/import/m4/gnulib-comp.m4 @@ -43,6 +43,7 @@ AC_DEFUN([gl_EARLY], # Code from module configmake: # Code from module dirent: # Code from module dirfd: + # Code from module dosname: # Code from module errno: # Code from module extensions: AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) @@ -60,6 +61,8 @@ AC_DEFUN([gl_EARLY], # Code from module inttypes-incomplete: # Code from module isnand-nolibm: # Code from module isnanl-nolibm: + # Code from module largefile: + AC_REQUIRE([AC_SYS_LARGEFILE]) # Code from module localcharset: # Code from module math: # Code from module mbrtowc: @@ -70,10 +73,12 @@ AC_DEFUN([gl_EARLY], # Code from module memmem-simple: # Code from module multiarch: # Code from module pathmax: + # Code from module readlink: # Code from module snippet/arg-nonnull: # Code from module snippet/c++defs: # Code from module snippet/warn-on-use: # Code from module ssize_t: + # Code from module stat: # Code from module stdbool: # Code from module stddef: # Code from module stdint: @@ -158,6 +163,7 @@ AC_DEFUN([gl_INIT], AC_LIBOBJ([isnanl]) gl_PREREQ_ISNANL fi + AC_REQUIRE([gl_LARGEFILE]) gl_LOCALCHARSET LOCALCHARSET_TESTS_ENVIRONMENT="CHARSETALIASDIR=\"\$(abs_top_builddir)/$gl_source_base\"" AC_SUBST([LOCALCHARSET_TESTS_ENVIRONMENT]) @@ -198,7 +204,19 @@ AC_DEFUN([gl_INIT], gl_STRING_MODULE_INDICATOR([memmem]) gl_MULTIARCH gl_PATHMAX + gl_FUNC_READLINK + if test $HAVE_READLINK = 0 || test $REPLACE_READLINK = 1; then + AC_LIBOBJ([readlink]) + gl_PREREQ_READLINK + fi + gl_UNISTD_MODULE_INDICATOR([readlink]) gt_TYPE_SSIZE_T + gl_FUNC_STAT + if test $REPLACE_STAT = 1; then + AC_LIBOBJ([stat]) + gl_PREREQ_STAT + fi + gl_SYS_STAT_MODULE_INDICATOR([stat]) AM_STDBOOL_H gl_STDDEF_H gl_STDINT_H @@ -369,6 +387,7 @@ AC_DEFUN([gl_FILE_LIST], [ lib/config.charset lib/dirent.in.h lib/dirfd.c + lib/dosname.h lib/errno.in.h lib/float+.h lib/float.c @@ -399,8 +418,10 @@ AC_DEFUN([gl_FILE_LIST], [ lib/memchr.valgrind lib/memmem.c lib/pathmax.h + lib/readlink.c lib/ref-add.sin lib/ref-del.sin + lib/stat.c lib/stdbool.in.h lib/stddef.in.h lib/stdint.in.h @@ -443,6 +464,7 @@ AC_DEFUN([gl_FILE_LIST], [ m4/inttypes.m4 m4/isnand.m4 m4/isnanl.m4 + m4/largefile.m4 m4/localcharset.m4 m4/locale-fr.m4 m4/locale-ja.m4 @@ -459,7 +481,9 @@ AC_DEFUN([gl_FILE_LIST], [ m4/multiarch.m4 m4/off_t.m4 m4/pathmax.m4 + m4/readlink.m4 m4/ssize_t.m4 + m4/stat.m4 m4/stdbool.m4 m4/stddef_h.m4 m4/stdint.m4 diff --git a/gdb/gnulib/import/m4/largefile.m4 b/gdb/gnulib/import/m4/largefile.m4 new file mode 100644 index 0000000..a88850a --- /dev/null +++ b/gdb/gnulib/import/m4/largefile.m4 @@ -0,0 +1,149 @@ +# Enable large files on systems where this is not the default. + +# Copyright 1992-1996, 1998-2012 Free Software Foundation, Inc. +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# The following implementation works around a problem in autoconf <= 2.68; +# AC_SYS_LARGEFILE does not configure for large inodes on Mac OS X 10.5. +m4_version_prereq([2.69], [] ,[ + +# _AC_SYS_LARGEFILE_TEST_INCLUDES +# ------------------------------- +m4_define([_AC_SYS_LARGEFILE_TEST_INCLUDES], +[@%:@include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +@%:@define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]];[]dnl +]) + + +# _AC_SYS_LARGEFILE_MACRO_VALUE(C-MACRO, VALUE, +# CACHE-VAR, +# DESCRIPTION, +# PROLOGUE, [FUNCTION-BODY]) +# -------------------------------------------------------- +m4_define([_AC_SYS_LARGEFILE_MACRO_VALUE], +[AC_CACHE_CHECK([for $1 value needed for large files], [$3], +[while :; do + m4_ifval([$6], [AC_LINK_IFELSE], [AC_COMPILE_IFELSE])( + [AC_LANG_PROGRAM([$5], [$6])], + [$3=no; break]) + m4_ifval([$6], [AC_LINK_IFELSE], [AC_COMPILE_IFELSE])( + [AC_LANG_PROGRAM([@%:@define $1 $2 +$5], [$6])], + [$3=$2; break]) + $3=unknown + break +done]) +case $$3 in #( + no | unknown) ;; + *) AC_DEFINE_UNQUOTED([$1], [$$3], [$4]);; +esac +rm -rf conftest*[]dnl +])# _AC_SYS_LARGEFILE_MACRO_VALUE + + +# AC_SYS_LARGEFILE +# ---------------- +# By default, many hosts won't let programs access large files; +# one must use special compiler options to get large-file access to work. +# For more details about this brain damage please see: +# http://www.unix-systems.org/version2/whatsnew/lfs20mar.html +AC_DEFUN([AC_SYS_LARGEFILE], +[AC_ARG_ENABLE(largefile, + [ --disable-largefile omit support for large files]) +if test "$enable_largefile" != no; then + + AC_CACHE_CHECK([for special C compiler options needed for large files], + ac_cv_sys_largefile_CC, + [ac_cv_sys_largefile_CC=no + if test "$GCC" != yes; then + ac_save_CC=$CC + while :; do + # IRIX 6.2 and later do not support large files by default, + # so use the C compiler's -n32 option if that helps. + AC_LANG_CONFTEST([AC_LANG_PROGRAM([_AC_SYS_LARGEFILE_TEST_INCLUDES])]) + AC_COMPILE_IFELSE([], [break]) + CC="$CC -n32" + AC_COMPILE_IFELSE([], [ac_cv_sys_largefile_CC=' -n32'; break]) + break + done + CC=$ac_save_CC + rm -f conftest.$ac_ext + fi]) + if test "$ac_cv_sys_largefile_CC" != no; then + CC=$CC$ac_cv_sys_largefile_CC + fi + + _AC_SYS_LARGEFILE_MACRO_VALUE(_FILE_OFFSET_BITS, 64, + ac_cv_sys_file_offset_bits, + [Number of bits in a file offset, on hosts where this is settable.], + [_AC_SYS_LARGEFILE_TEST_INCLUDES]) + if test $ac_cv_sys_file_offset_bits = unknown; then + _AC_SYS_LARGEFILE_MACRO_VALUE(_LARGE_FILES, 1, + ac_cv_sys_large_files, + [Define for large files, on AIX-style hosts.], + [_AC_SYS_LARGEFILE_TEST_INCLUDES]) + fi + + AH_VERBATIM([_DARWIN_USE_64_BIT_INODE], +[/* Enable large inode numbers on Mac OS X. */ +#ifndef _DARWIN_USE_64_BIT_INODE +# define _DARWIN_USE_64_BIT_INODE 1 +#endif]) +fi +])# AC_SYS_LARGEFILE + +])# m4_version_prereq 2.69 + +# Enable large files on systems where this is implemented by Gnulib, not by the +# system headers. +# Set the variables WINDOWS_64_BIT_OFF_T, WINDOWS_64_BIT_ST_SIZE if Gnulib +# overrides ensure that off_t or 'struct size.st_size' are 64-bit, respectively. +AC_DEFUN([gl_LARGEFILE], +[ + AC_REQUIRE([AC_CANONICAL_HOST]) + case "$host_os" in + mingw*) + dnl Native Windows. + dnl mingw64 defines off_t to a 64-bit type already, if + dnl _FILE_OFFSET_BITS=64, which is ensured by AC_SYS_LARGEFILE. + AC_CACHE_CHECK([for 64-bit off_t], [gl_cv_type_off_t_64], + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#include + int verify_off_t_size[sizeof (off_t) >= 8 ? 1 : -1]; + ]], + [[]])], + [gl_cv_type_off_t_64=yes], [gl_cv_type_off_t_64=no]) + ]) + if test $gl_cv_type_off_t_64 = no; then + WINDOWS_64_BIT_OFF_T=1 + else + WINDOWS_64_BIT_OFF_T=0 + fi + dnl But all native Windows platforms (including mingw64) have a 32-bit + dnl st_size member in 'struct stat'. + WINDOWS_64_BIT_ST_SIZE=1 + ;; + *) + dnl Nothing to do on gnulib's side. + dnl A 64-bit off_t is + dnl - already the default on Mac OS X, FreeBSD, NetBSD, OpenBSD, IRIX, + dnl OSF/1, Cygwin, + dnl - enabled by _FILE_OFFSET_BITS=64 (ensured by AC_SYS_LARGEFILE) on + dnl glibc, HP-UX, Solaris, + dnl - enabled by _LARGE_FILES=1 (ensured by AC_SYS_LARGEFILE) on AIX, + dnl - impossible to achieve on Minix 3.1.8. + WINDOWS_64_BIT_OFF_T=0 + WINDOWS_64_BIT_ST_SIZE=0 + ;; + esac +]) diff --git a/gdb/gnulib/import/m4/readlink.m4 b/gdb/gnulib/import/m4/readlink.m4 new file mode 100644 index 0000000..ccf5141 --- /dev/null +++ b/gdb/gnulib/import/m4/readlink.m4 @@ -0,0 +1,71 @@ +# readlink.m4 serial 12 +dnl Copyright (C) 2003, 2007, 2009-2012 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +AC_DEFUN([gl_FUNC_READLINK], +[ + AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) + AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles + AC_CHECK_FUNCS_ONCE([readlink]) + if test $ac_cv_func_readlink = no; then + HAVE_READLINK=0 + else + AC_CACHE_CHECK([whether readlink signature is correct], + [gl_cv_decl_readlink_works], + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#include + /* Cause compilation failure if original declaration has wrong type. */ + ssize_t readlink (const char *, char *, size_t);]])], + [gl_cv_decl_readlink_works=yes], [gl_cv_decl_readlink_works=no])]) + dnl Solaris 9 ignores trailing slash. + dnl FreeBSD 7.2 dereferences only one level of links with trailing slash. + AC_CACHE_CHECK([whether readlink handles trailing slash correctly], + [gl_cv_func_readlink_works], + [# We have readlink, so assume ln -s works. + ln -s conftest.no-such conftest.link + ln -s conftest.link conftest.lnk2 + AC_RUN_IFELSE( + [AC_LANG_PROGRAM( + [[#include +]], [[char buf[20]; + return readlink ("conftest.lnk2/", buf, sizeof buf) != -1;]])], + [gl_cv_func_readlink_works=yes], [gl_cv_func_readlink_works=no], + [case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_readlink_works="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_readlink_works="guessing no" ;; + esac + ]) + rm -f conftest.link conftest.lnk2]) + case "$gl_cv_func_readlink_works" in + *yes) + if test "$gl_cv_decl_readlink_works" != yes; then + REPLACE_READLINK=1 + fi + ;; + *) + AC_DEFINE([READLINK_TRAILING_SLASH_BUG], [1], [Define to 1 if readlink + fails to recognize a trailing slash.]) + REPLACE_READLINK=1 + ;; + esac + fi +]) + +# Like gl_FUNC_READLINK, except prepare for separate compilation +# (no REPLACE_READLINK, no AC_LIBOBJ). +AC_DEFUN([gl_FUNC_READLINK_SEPARATE], +[ + AC_CHECK_FUNCS_ONCE([readlink]) + gl_PREREQ_READLINK +]) + +# Prerequisites of lib/readlink.c. +AC_DEFUN([gl_PREREQ_READLINK], +[ + : +]) diff --git a/gdb/gnulib/import/m4/stat.m4 b/gdb/gnulib/import/m4/stat.m4 new file mode 100644 index 0000000..0fd117e --- /dev/null +++ b/gdb/gnulib/import/m4/stat.m4 @@ -0,0 +1,71 @@ +# serial 11 + +# Copyright (C) 2009-2012 Free Software Foundation, Inc. +# +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +AC_DEFUN([gl_FUNC_STAT], +[ + AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles + AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS]) + AC_CHECK_FUNCS_ONCE([lstat]) + dnl mingw is the only known platform where stat(".") and stat("./") differ + AC_CACHE_CHECK([whether stat handles trailing slashes on directories], + [gl_cv_func_stat_dir_slash], + [AC_RUN_IFELSE( + [AC_LANG_PROGRAM( + [[#include +]], [[struct stat st; return stat (".", &st) != stat ("./", &st);]])], + [gl_cv_func_stat_dir_slash=yes], [gl_cv_func_stat_dir_slash=no], + [case $host_os in + mingw*) gl_cv_func_stat_dir_slash="guessing no";; + *) gl_cv_func_stat_dir_slash="guessing yes";; + esac])]) + dnl AIX 7.1, Solaris 9, mingw64 mistakenly succeed on stat("file/"). + dnl (For mingw, this is due to a broken stat() override in libmingwex.a.) + dnl FreeBSD 7.2 mistakenly succeeds on stat("link-to-file/"). + AC_CACHE_CHECK([whether stat handles trailing slashes on files], + [gl_cv_func_stat_file_slash], + [touch conftest.tmp + # Assume that if we have lstat, we can also check symlinks. + if test $ac_cv_func_lstat = yes; then + ln -s conftest.tmp conftest.lnk + fi + AC_RUN_IFELSE( + [AC_LANG_PROGRAM( + [[#include +]], [[int result = 0; + struct stat st; + if (!stat ("conftest.tmp/", &st)) + result |= 1; +#if HAVE_LSTAT + if (!stat ("conftest.lnk/", &st)) + result |= 2; +#endif + return result; + ]])], + [gl_cv_func_stat_file_slash=yes], [gl_cv_func_stat_file_slash=no], + [case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_stat_file_slash="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_stat_file_slash="guessing no" ;; + esac + ]) + rm -f conftest.tmp conftest.lnk]) + case $gl_cv_func_stat_dir_slash in + *no) REPLACE_STAT=1 + AC_DEFINE([REPLACE_FUNC_STAT_DIR], [1], [Define to 1 if stat needs + help when passed a directory name with a trailing slash]);; + esac + case $gl_cv_func_stat_file_slash in + *no) REPLACE_STAT=1 + AC_DEFINE([REPLACE_FUNC_STAT_FILE], [1], [Define to 1 if stat needs + help when passed a file name with a trailing slash]);; + esac +]) + +# Prerequisites of lib/stat.c. +AC_DEFUN([gl_PREREQ_STAT], [:]) diff --git a/gdb/gnulib/import/readlink.c b/gdb/gnulib/import/readlink.c new file mode 100644 index 0000000..baac132 --- /dev/null +++ b/gdb/gnulib/import/readlink.c @@ -0,0 +1,74 @@ +/* Stub for readlink(). + Copyright (C) 2003-2007, 2009-2012 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +#include + +/* Specification. */ +#include + +#include +#include +#include + +#if !HAVE_READLINK + +/* readlink() substitute for systems that don't have a readlink() function, + such as DJGPP 2.03 and mingw32. */ + +ssize_t +readlink (const char *name, char *buf _GL_UNUSED, + size_t bufsize _GL_UNUSED) +{ + struct stat statbuf; + + /* In general we should use lstat() here, not stat(). But on platforms + without symbolic links, lstat() - if it exists - would be equivalent to + stat(), therefore we can use stat(). This saves us a configure check. */ + if (stat (name, &statbuf) >= 0) + errno = EINVAL; + return -1; +} + +#else /* HAVE_READLINK */ + +# undef readlink + +/* readlink() wrapper that uses correct types, for systems like cygwin + 1.5.x where readlink returns int, and which rejects trailing slash, + for Solaris 9. */ + +ssize_t +rpl_readlink (const char *name, char *buf, size_t bufsize) +{ +# if READLINK_TRAILING_SLASH_BUG + size_t len = strlen (name); + if (len && name[len - 1] == '/') + { + /* Even if name without the slash is a symlink to a directory, + both lstat() and stat() must resolve the trailing slash to + the directory rather than the symlink. We can therefore + safely use stat() to distinguish between EINVAL and + ENOTDIR/ENOENT, avoiding extra overhead of rpl_lstat(). */ + struct stat st; + if (stat (name, &st) == 0) + errno = EINVAL; + return -1; + } +# endif /* READLINK_TRAILING_SLASH_BUG */ + return readlink (name, buf, bufsize); +} + +#endif /* HAVE_READLINK */ diff --git a/gdb/gnulib/import/stat.c b/gdb/gnulib/import/stat.c new file mode 100644 index 0000000..c0bcb88 --- /dev/null +++ b/gdb/gnulib/import/stat.c @@ -0,0 +1,138 @@ +/* Work around platform bugs in stat. + Copyright (C) 2009-2012 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +/* written by Eric Blake */ + +/* If the user's config.h happens to include , let it include only + the system's here, so that orig_stat doesn't recurse to + rpl_stat. */ +#define __need_system_sys_stat_h +#include + +/* Get the original definition of stat. It might be defined as a macro. */ +#include +#include +#undef __need_system_sys_stat_h + +#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ +# if _GL_WINDOWS_64_BIT_ST_SIZE +# undef stat /* avoid warning on mingw64 with _FILE_OFFSET_BITS=64 */ +# define stat _stati64 +# define REPLACE_FUNC_STAT_DIR 1 +# undef REPLACE_FUNC_STAT_FILE +# elif REPLACE_FUNC_STAT_FILE +/* mingw64 has a broken stat() function, based on _stat(), in libmingwex.a. + Bypass it. */ +# define stat _stat +# define REPLACE_FUNC_STAT_DIR 1 +# undef REPLACE_FUNC_STAT_FILE +# endif +#endif + +static int +orig_stat (const char *filename, struct stat *buf) +{ + return stat (filename, buf); +} + +/* Specification. */ +/* Write "sys/stat.h" here, not , otherwise OSF/1 5.1 DTK cc + eliminates this include because of the preliminary #include + above. */ +#include "sys/stat.h" + +#include +#include +#include +#include +#include "dosname.h" +#include "verify.h" + +#if REPLACE_FUNC_STAT_DIR +# include "pathmax.h" + /* The only known systems where REPLACE_FUNC_STAT_DIR is needed also + have a constant PATH_MAX. */ +# ifndef PATH_MAX +# error "Please port this replacement to your platform" +# endif +#endif + +/* Store information about NAME into ST. Work around bugs with + trailing slashes. Mingw has other bugs (such as st_ino always + being 0 on success) which this wrapper does not work around. But + at least this implementation provides the ability to emulate fchdir + correctly. */ + +int +rpl_stat (char const *name, struct stat *st) +{ + int result = orig_stat (name, st); +#if REPLACE_FUNC_STAT_FILE + /* Solaris 9 mistakenly succeeds when given a non-directory with a + trailing slash. */ + if (result == 0 && !S_ISDIR (st->st_mode)) + { + size_t len = strlen (name); + if (ISSLASH (name[len - 1])) + { + errno = ENOTDIR; + return -1; + } + } +#endif /* REPLACE_FUNC_STAT_FILE */ +#if REPLACE_FUNC_STAT_DIR + + if (result == -1 && errno == ENOENT) + { + /* Due to mingw's oddities, there are some directories (like + c:\) where stat() only succeeds with a trailing slash, and + other directories (like c:\windows) where stat() only + succeeds without a trailing slash. But we want the two to be + synonymous, since chdir() manages either style. Likewise, Mingw also + reports ENOENT for names longer than PATH_MAX, when we want + ENAMETOOLONG, and for stat("file/"), when we want ENOTDIR. + Fortunately, mingw PATH_MAX is small enough for stack + allocation. */ + char fixed_name[PATH_MAX + 1] = {0}; + size_t len = strlen (name); + bool check_dir = false; + verify (PATH_MAX <= 4096); + if (PATH_MAX <= len) + errno = ENAMETOOLONG; + else if (len) + { + strcpy (fixed_name, name); + if (ISSLASH (fixed_name[len - 1])) + { + check_dir = true; + while (len && ISSLASH (fixed_name[len - 1])) + fixed_name[--len] = '\0'; + if (!len) + fixed_name[0] = '/'; + } + else + fixed_name[len++] = '/'; + result = orig_stat (fixed_name, st); + if (result == 0 && check_dir && !S_ISDIR (st->st_mode)) + { + result = -1; + errno = ENOTDIR; + } + } + } +#endif /* REPLACE_FUNC_STAT_DIR */ + return result; +} diff --git a/gdb/gnulib/update-gnulib.sh b/gdb/gnulib/update-gnulib.sh index 49527c1..1260d39 100644 --- a/gdb/gnulib/update-gnulib.sh +++ b/gdb/gnulib/update-gnulib.sh @@ -40,6 +40,7 @@ IMPORTED_GNULIB_MODULES="\ memchr \ memmem \ pathmax \ + readlink \ strstr \ sys_stat \ unistd \