https://gcc.gnu.org/g:651bf5126da12488f9af0e42bd9924f1058a7d43
commit r16-4443-g651bf5126da12488f9af0e42bd9924f1058a7d43 Author: Chris Johns <[email protected]> Date: Wed Oct 1 13:51:05 2025 -0500 libstdc++: Enable features for RTEMS (based on GCC 15) libstdc++-v3/ChangeLog: * configure: Regenerate. * configure.ac (newlib, *-rtems*): Add HAVE_SYS_IOCTL_H, HAVE_SYS_STAT_H, HAVE_SYS_TYPES_H, HAVE_S_ISREG, HAVE_UNISTD_H, HAVE_UNLINKAT, _GLIBCXX_USE_CHMOD, _GLIBCXX_USE_MKDIR, _GLIBCXX_USE_CHDIR, _GLIBCXX_USE_GETCWD, _GLIBCXX_USE_UTIME, _GLIBCXX_USE_LINK, _GLIBCXX_USE_READLINK, _GLIBCXX_USE_SYMLINK, _GLIBCXX_USE_TRUNCATE and _GLIBCXX_USE_FDOPENDIR. Diff: --- libstdc++-v3/configure | 44 +++++++++++++++++++++++++++++++++++++++++++- libstdc++-v3/configure.ac | 21 +++++++++++++++++++++ 2 files changed, 64 insertions(+), 1 deletion(-) diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure index 86ec969aaf15..42b638f09fcb 100755 --- a/libstdc++-v3/configure +++ b/libstdc++-v3/configure @@ -28744,6 +28744,14 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext $as_echo "#define HAVE_LINK 1" >>confdefs.h + $as_echo "#define HAVE_SYS_IOCT4YL_H 1" >>confdefs.h + + $as_echo "#define HAVE_SYS_STAT_H 1" >>confdefs.h + + $as_echo "#define HAVE_SYS_TYPES_H 1" >>confdefs.h + + $as_echo "#define HAVE_S_ISREG 1" >>confdefs.h + $as_echo "#define HAVE_QUICK_EXIT 1" >>confdefs.h $as_echo "#define HAVE_READLINK 1" >>confdefs.h @@ -28758,8 +28766,42 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext $as_echo "#define HAVE_SYMLINK 1" >>confdefs.h + $as_echo "#define HAVE_SYS_IOCT4YL_H 1" >>confdefs.h + + $as_echo "#define HAVE_SYS_STAT_H 1" >>confdefs.h + + $as_echo "#define HAVE_SYS_TYPES_H 1" >>confdefs.h + + $as_echo "#define HAVE_S_ISREG 1" >>confdefs.h + $as_echo "#define HAVE_TRUNCATE 1" >>confdefs.h + $as_echo "#define HAVE_UNISTD_H 1" >>confdefs.h + + $as_echo "#define HAVE_UNLINKAT 1" >>confdefs.h + + $as_echo "#define HAVE_USLEEP 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_CHMOD 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_MKDIR 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_CHDIR 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_GETCWD 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_UTIME 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_LINK 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_READLINK 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_SYMLINK 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_TRUNCATE 1" >>confdefs.h + + $as_echo "#define _GLIBCXX_USE_FDOPENDIR 1" >>confdefs.h + $as_echo "#define HAVE_USLEEP 1" >>confdefs.h @@ -53919,7 +53961,7 @@ $as_echo "$glibcxx_cv_libbacktrace_atomics" >&6; } CXXFLAGS='-O0 -S' cat > conftest.$ac_ext << EOF -#line 53922 "configure" +#line 53964 "configure" #include <stddef.h> int main() { diff --git a/libstdc++-v3/configure.ac b/libstdc++-v3/configure.ac index 47813eb95ca6..b9d49c3e4364 100644 --- a/libstdc++-v3/configure.ac +++ b/libstdc++-v3/configure.ac @@ -399,6 +399,10 @@ dnl # rather than hardcoding that information. AC_DEFINE(HAVE_ALIGNED_ALLOC) AC_DEFINE(HAVE_AT_QUICK_EXIT) AC_DEFINE(HAVE_LINK) + AC_DEFINE(HAVE_SYS_IOCT4YL_H) + AC_DEFINE(HAVE_SYS_STAT_H) + AC_DEFINE(HAVE_SYS_TYPES_H) + AC_DEFINE(HAVE_S_ISREG) AC_DEFINE(HAVE_QUICK_EXIT) AC_DEFINE(HAVE_READLINK) AC_DEFINE(HAVE_SETENV) @@ -406,7 +410,24 @@ dnl # rather than hardcoding that information. AC_DEFINE(HAVE_SOCKATMARK) AC_DEFINE(HAVE_STRERROR_L) AC_DEFINE(HAVE_SYMLINK) + AC_DEFINE(HAVE_SYS_IOCT4YL_H) + AC_DEFINE(HAVE_SYS_STAT_H) + AC_DEFINE(HAVE_SYS_TYPES_H) + AC_DEFINE(HAVE_S_ISREG) AC_DEFINE(HAVE_TRUNCATE) + AC_DEFINE(HAVE_UNISTD_H) + AC_DEFINE(HAVE_UNLINKAT) + AC_DEFINE(HAVE_USLEEP) + AC_DEFINE(_GLIBCXX_USE_CHMOD) + AC_DEFINE(_GLIBCXX_USE_MKDIR) + AC_DEFINE(_GLIBCXX_USE_CHDIR) + AC_DEFINE(_GLIBCXX_USE_GETCWD) + AC_DEFINE(_GLIBCXX_USE_UTIME) + AC_DEFINE(_GLIBCXX_USE_LINK) + AC_DEFINE(_GLIBCXX_USE_READLINK) + AC_DEFINE(_GLIBCXX_USE_SYMLINK) + AC_DEFINE(_GLIBCXX_USE_TRUNCATE) + AC_DEFINE(_GLIBCXX_USE_FDOPENDIR) AC_DEFINE(HAVE_USLEEP) # These functions are defined in librtemscpu. We don't use
