commit: 93db41e8d06902f3a6b75003df5e81f83846e500 Author: Mike Frysinger <vapier <AT> gentoo <DOT> org> AuthorDate: Sat Nov 6 00:21:47 2021 +0000 Commit: Mike Frysinger <vapier <AT> gentoo <DOT> org> CommitDate: Sat Nov 6 00:21:47 2021 +0000 URL: https://gitweb.gentoo.org/proj/sandbox.git/commit/?id=93db41e8
build: drop support for ancient C library versions We don't need to support glibc versions that predate Linux-2.6. Signed-off-by: Mike Frysinger <vapier <AT> gentoo.org> configure.ac | 12 ------------ localdecls.h | 13 ++----------- 2 files changed, 2 insertions(+), 23 deletions(-) diff --git a/configure.ac b/configure.ac index c1aa576..a353e0a 100644 --- a/configure.ac +++ b/configure.ac @@ -307,18 +307,6 @@ dnl uClibc doesn't currently provide dlvsym() so lets dnl verify the toolchain supports it AC_CHECK_FUNCS([dlvsym]) -dnl when using libc5, (f)trucate's offset argument type is size_t with -dnl libc5, but it's off_t with libc6 (glibc2). -AC_MSG_CHECKING([truncate argument type]) -AC_EGREP_HEADER([truncate.*size_t], [unistd.h], - [dnl - AC_MSG_RESULT([size_t]) - AC_DEFINE([TRUNCATE_T], [size_t], [truncate arg type]) - ],[dnl - AC_MSG_RESULT([off_t]) - AC_DEFINE([TRUNCATE_T], [off_t], [truncate arg type]) -]) - dnl Check if libc provides RTLD_NEXT AC_MSG_CHECKING([for RTLD_NEXT]) AC_TRY_COMPILE([ diff --git a/localdecls.h b/localdecls.h index ecc5856..6b727ff 100644 --- a/localdecls.h +++ b/localdecls.h @@ -11,9 +11,8 @@ /* take care of broken ld loading */ #if defined(__GLIBC__) && !defined(__UCLIBC__) -# if __GLIBC__ <= 2 && __GLIBC_MINOR__ <= 2 -# define BROKEN_RTLD_NEXT -# define LIBC 5 +# if __GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ <= 2) +# error "glibc-2.3+ required" # endif # if !defined(BROKEN_RTLD_NEXT) @@ -22,14 +21,6 @@ # endif # endif -#else - -#if 0 -# if defined(__FreeBSD__) -# define BROKEN_RTLD_NEXT -# endif -#endif - #endif #ifdef PATH_MAX
