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8 changed files with 84 additions and 793 deletions
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3
.gitignore vendored
View File

@ -1 +1,2 @@
grep-*.tar.xz SOURCES/grep-3.1.tar.xz
/grep-3.1.tar.xz

7
STAGE1-grep
View File

@ -1,7 +0,0 @@
srpm $1
mcd $BUILDDIR/$1
$SRC/${1}-*/configure $TCONFIGARGS
notparallel
test -d tools/gnulib/lib && make $J V=1 -C tools/gnulib/lib
make $J V=1
make $J install DESTDIR=${ROOTFS}

38
grep-3.1-glibc-2.28-fix.patch Normal file
View File

@ -0,0 +1,38 @@
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 66fb461..c6e96e4 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -55,10 +55,6 @@ XFAIL_TESTS = triple-backref
# FIXME-2015: Remove this once the gnulib bug is fixed.
if USE_INCLUDED_REGEX
XFAIL_TESTS += equiv-classes
-else
-# The backslash-alt test fails for glibc, which needs to be fixed.
-# FIXME-2015: Remove this once the glibc bug is fixed.
-XFAIL_TESTS += backref-alt
endif
TESTS = \
diff --git a/tests/Makefile.in b/tests/Makefile.in
index 55c72d0..04e64af 100644
--- a/tests/Makefile.in
+++ b/tests/Makefile.in
@@ -108,9 +108,6 @@ check_PROGRAMS = get-mb-cur-max$(EXEEXT)
# The included matcher needs to be fixed.
# FIXME-2015: Remove this once the gnulib bug is fixed.
@USE_INCLUDED_REGEX_TRUE@am__append_1 = equiv-classes
-# The backslash-alt test fails for glibc, which needs to be fixed.
-# FIXME-2015: Remove this once the glibc bug is fixed.
-@USE_INCLUDED_REGEX_FALSE@am__append_2 = backref-alt
subdir = tests
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/m4/00gnulib.m4 \
@@ -1408,7 +1405,7 @@ LDADD = ../lib/libgreputils.a $(LIBINTL) ../lib/libgreputils.a
# matcher (i.e., with glibc) and with the included matcher.
# Both matchers need to be fixed.
# FIXME-2015: Remove this once the glibc and gnulib bugs are fixed.
-XFAIL_TESTS = triple-backref $(am__append_1) $(am__append_2)
+XFAIL_TESTS = triple-backref $(am__append_1)
TESTS = \
backref \
backref-alt \

17
grep-3.5-help-align.patch → grep-3.31-help-align.patch
View File

@ -1,8 +1,8 @@
diff --git a/src/grep.c b/src/grep.c diff --git a/src/grep.c b/src/grep.c
index a530988..b6f6ee3 100644 index a2de03d..fd1b3a9 100644
--- a/src/grep.c --- a/src/grep.c
+++ b/src/grep.c +++ b/src/grep.c
@@ -2023,7 +2023,8 @@ Output control:\n\ @@ -1962,17 +1962,20 @@ Output control:\n\
-D, --devices=ACTION how to handle devices, FIFOs and sockets;\n\ -D, --devices=ACTION how to handle devices, FIFOs and sockets;\n\
ACTION is 'read' or 'skip'\n\ ACTION is 'read' or 'skip'\n\
-r, --recursive like --directories=recurse\n\ -r, --recursive like --directories=recurse\n\
@ -11,9 +11,16 @@ index a530988..b6f6ee3 100644
+ likewise, but follow all symlinks\n\ + likewise, but follow all symlinks\n\
")); "));
printf (_("\ printf (_("\
--include=GLOB search only files that match GLOB (a file pattern)" - --include=FILE_PATTERN search only files that match FILE_PATTERN\n\
@@ -2033,7 +2034,7 @@ Output control:\n\ - --exclude=FILE_PATTERN skip files and directories matching\
--exclude-dir=GLOB skip directories that match GLOB\n\ + --include=FILE_PATTERN\n\
+ search only files that match FILE_PATTERN\n\
+ --exclude=FILE_PATTERN\n\
+ skip files and directories matching\
FILE_PATTERN\n\
--exclude-from=FILE skip files matching any file pattern from FILE\n\
- --exclude-dir=PATTERN directories that match PATTERN will be skipped.\n\
+ --exclude-dir=PATTERN directories that match PATTERN will be skipped.\n\
")); "));
printf (_("\ printf (_("\
- -L, --files-without-match print only names of FILEs with no selected lines\n\ - -L, --files-without-match print only names of FILEs with no selected lines\n\

12
grep-3.5-man-fix-gs.patch → grep-3.31-man-fix-gs.patch
View File

@ -1,8 +1,8 @@
diff --git a/doc/grep.in.1 b/doc/grep.in.1 diff --git a/doc/grep.in.1 b/doc/grep.in.1
index 91c0bca..d2cf00a 100644 index 40c9586..a4e89eb 100644
--- a/doc/grep.in.1 --- a/doc/grep.in.1
+++ b/doc/grep.in.1 +++ b/doc/grep.in.1
@@ -464,7 +464,7 @@ Print @@ -335,7 +335,7 @@ Print
.I NUM .I NUM
lines of trailing context after matching lines. lines of trailing context after matching lines.
Places a line containing a group separator Places a line containing a group separator
@ -11,7 +11,7 @@ index 91c0bca..d2cf00a 100644
between contiguous groups of matches. between contiguous groups of matches.
With the With the
.B \-o .B \-o
@@ -477,7 +477,7 @@ Print @@ -348,7 +348,7 @@ Print
.I NUM .I NUM
lines of leading context before matching lines. lines of leading context before matching lines.
Places a line containing a group separator Places a line containing a group separator
@ -20,7 +20,7 @@ index 91c0bca..d2cf00a 100644
between contiguous groups of matches. between contiguous groups of matches.
With the With the
.B \-o .B \-o
@@ -490,13 +490,24 @@ Print @@ -361,13 +361,24 @@ Print
.I NUM .I NUM
lines of output context. lines of output context.
Places a line containing a group separator Places a line containing a group separator
@ -47,10 +47,10 @@ index 91c0bca..d2cf00a 100644
.TP .TP
.BR \-a ", " \-\^\-text .BR \-a ", " \-\^\-text
diff --git a/src/grep.c b/src/grep.c diff --git a/src/grep.c b/src/grep.c
index de7616a..a530988 100644 index 8d22aec..a2de03d 100644
--- a/src/grep.c --- a/src/grep.c
+++ b/src/grep.c +++ b/src/grep.c
@@ -2047,6 +2047,8 @@ Context control:\n\ @@ -1986,6 +1986,8 @@ Context control:\n\
")); "));
printf (_("\ printf (_("\
-NUM same as --context=NUM\n\ -NUM same as --context=NUM\n\

686
grep-3.6-gnulib-c-stack-fix.patch
View File

@ -1,686 +0,0 @@
diff --git a/gnulib-tests/Makefile.in b/gnulib-tests/Makefile.in
index aa979f4..194cc7d 100644
--- a/gnulib-tests/Makefile.in
+++ b/gnulib-tests/Makefile.in
@@ -3100,7 +3100,7 @@ test_argmatch_LDADD = $(LDADD) @LIBINTL@ $(LIB_MBRTOWC)
test_bind_LDADD = $(LDADD) @LIBSOCKET@ $(INET_PTON_LIB)
test_btowc_LDADD = $(LDADD) $(LIB_SETLOCALE)
test_c_ctype_LDADD = $(LDADD) $(LIB_SETLOCALE)
-test_c_stack_LDADD = $(LDADD) $(LIBCSTACK) @LIBINTL@
+test_c_stack_LDADD = $(LDADD) -lsigsegv @LIBINTL@
test_c_strcasecmp_LDADD = $(LDADD) $(LIB_SETLOCALE)
test_c_strncasecmp_LDADD = $(LDADD) $(LIB_SETLOCALE)
test_connect_LDADD = $(LDADD) @LIBSOCKET@ $(INET_PTON_LIB)
diff --git a/gnulib-tests/gnulib.mk b/gnulib-tests/gnulib.mk
index b1dc6f9..ba0594e 100644
--- a/gnulib-tests/gnulib.mk
+++ b/gnulib-tests/gnulib.mk
@@ -209,7 +209,7 @@ EXTRA_DIST += test-c-ctype.c macros.h
TESTS += test-c-stack.sh test-c-stack2.sh
TESTS_ENVIRONMENT += LIBSIGSEGV='@LIBSIGSEGV@'
check_PROGRAMS += test-c-stack
-test_c_stack_LDADD = $(LDADD) $(LIBCSTACK) @LIBINTL@
+test_c_stack_LDADD = $(LDADD) -lsigsegv @LIBINTL@
MOSTLYCLEANFILES += t-c-stack.tmp t-c-stack2.tmp
EXTRA_DIST += test-c-stack.c test-c-stack.sh test-c-stack2.sh macros.h
diff --git a/lib/c-stack.c b/lib/c-stack.c
index 3aea16a..b0e5cb1 100644
--- a/lib/c-stack.c
+++ b/lib/c-stack.c
@@ -1,6 +1,6 @@
/* Stack overflow handling.
- Copyright (C) 2002, 2004, 2006, 2008-2020 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2004, 2006, 2008-2021 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
@@ -37,54 +37,28 @@
#include "c-stack.h"
-#include "gettext.h"
-#define _(msgid) gettext (msgid)
-
#include <errno.h>
#include <inttypes.h>
-
#include <signal.h>
-#if ! HAVE_STACK_T && ! defined stack_t
-typedef struct sigaltstack stack_t;
-#endif
-
-#include <stdbool.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
-
-/* Pre-2008 POSIX declared ucontext_t in ucontext.h instead of signal.h. */
-#if HAVE_UCONTEXT_H
-# include <ucontext.h>
-#endif
-
#include <unistd.h>
#if DEBUG
# include <stdio.h>
#endif
-/* Use libsigsegv only if needed; kernels like Solaris can detect
- stack overflow without the overhead of an external library. */
-#define USE_LIBSIGSEGV (!HAVE_XSI_STACK_OVERFLOW_HEURISTIC && HAVE_LIBSIGSEGV)
-
-#if USE_LIBSIGSEGV
-# include <sigsegv.h>
-#endif
+#include <sigsegv.h>
#include "exitfail.h"
-#include "ignore-value.h"
-#include "intprops.h"
#include "getprogname.h"
+#include "ignore-value.h"
-#if defined SA_ONSTACK && defined SA_SIGINFO
-# define SIGINFO_WORKS 1
-#else
-# define SIGINFO_WORKS 0
-# ifndef SA_ONSTACK
-# define SA_ONSTACK 0
-# endif
-#endif
+#include "gettext.h"
+#define _(msgid) gettext (msgid)
+
+#if HAVE_STACK_OVERFLOW_RECOVERY
/* Storage for the alternate signal stack.
64 KiB is not too large for Gnulib-using apps, and is large enough
@@ -106,9 +80,6 @@ static _GL_ASYNC_SAFE void (* volatile segv_action) (int);
static char const * volatile program_error_message;
static char const * volatile stack_overflow_message;
-#if (USE_LIBSIGSEGV \
- || (HAVE_DECL_SIGALTSTACK && HAVE_STACK_OVERFLOW_HANDLING))
-
/* Output an error message, then exit with status EXIT_FAILURE if it
appears to have been a stack overflow, or with a core dump
otherwise. This function is async-signal-safe. */
@@ -118,12 +89,6 @@ static char const * volatile progname;
static _GL_ASYNC_SAFE _Noreturn void
die (int signo)
{
-# if !SIGINFO_WORKS && !USE_LIBSIGSEGV
- /* We can't easily determine whether it is a stack overflow; so
- assume that the rest of our program is perfect (!) and that
- this segmentation violation is a stack overflow. */
- signo = 0;
-# endif
segv_action (signo);
char const *message = signo ? program_error_message : stack_overflow_message;
@@ -164,12 +129,8 @@ null_action (int signo _GL_UNUSED)
{
}
-#endif /* SIGALTSTACK || LIBSIGSEGV */
-
-#if USE_LIBSIGSEGV
-
/* Pacify GCC 9.3.1, which otherwise would complain about segv_handler. */
-# if __GNUC_PREREQ (4, 6)
+# if 4 < __GNUC__ + (6 <= __GNUC_MINOR__)
# pragma GCC diagnostic ignored "-Wsuggest-attribute=pure"
# endif
@@ -240,132 +201,7 @@ c_stack_action (_GL_ASYNC_SAFE void (*action) (int))
return 0;
}
-#elif HAVE_DECL_SIGALTSTACK && HAVE_STACK_OVERFLOW_HANDLING
-
-# if SIGINFO_WORKS
-
-static size_t volatile page_size;
-
-/* Handle a segmentation violation and exit. This function is
- async-signal-safe. */
-
-static _GL_ASYNC_SAFE _Noreturn void
-segv_handler (int signo, siginfo_t *info, void *context _GL_UNUSED)
-{
- /* Clear SIGNO if it seems to have been a stack overflow. */
-
- /* If si_code is nonpositive, something like raise (SIGSEGV) occurred
- so it cannot be a stack overflow. */
- bool cannot_be_stack_overflow = info->si_code <= 0;
-
- /* An unaligned address cannot be a stack overflow. */
-# if FAULT_YIELDS_SIGBUS
- cannot_be_stack_overflow |= signo == SIGBUS && info->si_code == BUS_ADRALN;
-# endif
-
- /* If we can't easily determine that it is not a stack overflow,
- assume that the rest of our program is perfect (!) and that
- this segmentation violation is a stack overflow.
-
- Note that although both Linux and Solaris provide
- sigaltstack, SA_ONSTACK, and SA_SIGINFO, currently only
- Solaris satisfies the XSI heuristic. This is because
- Solaris populates uc_stack with the details of the
- interrupted stack, while Linux populates it with the details
- of the current stack. */
- if (!cannot_be_stack_overflow)
- {
- /* If the faulting address is within the stack, or within one
- page of the stack, assume that it is a stack overflow. */
- uintptr_t faulting_address = (uintptr_t) info->si_addr;
-
- /* On all platforms we know of, the first page is not in the
- stack to catch null pointer dereferening. However, all other
- pages might be in the stack. */
- void *stack_base = (void *) (uintptr_t) page_size;
- uintptr_t stack_size = 0; stack_size -= page_size;
-# if HAVE_XSI_STACK_OVERFLOW_HEURISTIC
- /* Tighten the stack bounds via the XSI heuristic. */
- ucontext_t const *user_context = context;
- stack_base = user_context->uc_stack.ss_sp;
- stack_size = user_context->uc_stack.ss_size;
-# endif
- uintptr_t base = (uintptr_t) stack_base,
- lo = (INT_SUBTRACT_WRAPV (base, page_size, &lo) || lo < page_size
- ? page_size : lo),
- hi = ((INT_ADD_WRAPV (base, stack_size, &hi)
- || INT_ADD_WRAPV (hi, page_size - 1, &hi))
- ? UINTPTR_MAX : hi);
- if (lo <= faulting_address && faulting_address <= hi)
- signo = 0;
-
-# if DEBUG
- {
- char buf[1024];
- ignore_value (write (STDERR_FILENO, buf,
- sprintf (buf,
- ("segv_handler code=%d fault=%p base=%p"
- " size=0x%zx page=0x%zx signo=%d\n"),
- info->si_code, info->si_addr, stack_base,
- stack_size, page_size, signo)));
- }
-# endif
- }
-
- die (signo);
-}
-# endif
-
-int
-c_stack_action (_GL_ASYNC_SAFE void (*action) (int))
-{
- stack_t st;
- st.ss_flags = 0;
- st.ss_sp = alternate_signal_stack;
- st.ss_size = sizeof alternate_signal_stack;
-# if SIGALTSTACK_SS_REVERSED
- /* Irix mistakenly treats ss_sp as the upper bound, rather than
- lower bound, of the alternate stack. */
- st.ss_size -= sizeof (void *);
- char *ss_sp = st.ss_sp;
- st.ss_sp = ss_sp + st.ss_size;
-# endif
- int r = sigaltstack (&st, NULL);
- if (r != 0)
- return r;
-
- segv_action = action ? action : null_action;
- program_error_message = _("program error");
- stack_overflow_message = _("stack overflow");
- progname = getprogname ();
-
-# if SIGINFO_WORKS
- page_size = sysconf (_SC_PAGESIZE);
-# endif
-
- struct sigaction act;
- sigemptyset (&act.sa_mask);
-
-# if SIGINFO_WORKS
- /* POSIX 1003.1-2001 says SA_RESETHAND implies SA_NODEFER, but
- this is not true on Solaris 8 at least. It doesn't hurt to use
- SA_NODEFER here, so leave it in. */
- act.sa_flags = SA_NODEFER | SA_ONSTACK | SA_RESETHAND | SA_SIGINFO;
- act.sa_sigaction = segv_handler;
-# else
- act.sa_flags = SA_NODEFER | SA_ONSTACK | SA_RESETHAND;
- act.sa_handler = die;
-# endif
-
-# if FAULT_YIELDS_SIGBUS
- if (sigaction (SIGBUS, &act, NULL) < 0)
- return -1;
-# endif
- return sigaction (SIGSEGV, &act, NULL);
-}
-
-#else /* ! (USE_LIBSIGSEGV
- || (HAVE_DECL_SIGALTSTACK && HAVE_STACK_OVERFLOW_HANDLING)) */
+#else /* !HAVE_STACK_OVERFLOW_RECOVERY */
int
c_stack_action (_GL_ASYNC_SAFE void (*action) (int) _GL_UNUSED)
diff --git a/m4/c-stack.m4 b/m4/c-stack.m4
index 85107f4..7cccb06 100644
--- a/m4/c-stack.m4
+++ b/m4/c-stack.m4
@@ -1,376 +1,21 @@
# Check prerequisites for compiling lib/c-stack.c.
-# Copyright (C) 2002-2004, 2008-2020 Free Software Foundation, Inc.
+# Copyright (C) 2002-2004, 2008-2021 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.
# Written by Paul Eggert.
-# serial 20
-
-AC_DEFUN([AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC],
- [
- AC_REQUIRE([AC_CANONICAL_HOST])
- AC_CHECK_FUNCS_ONCE([setrlimit])
- AC_CHECK_HEADERS_ONCE([ucontext.h])
-
- dnl List of signals that are sent when an invalid virtual memory address
- dnl is accessed, or when the stack overflows.
- dnl Either { SIGSEGV } or { SIGSEGV, SIGBUS }.
- case "$host_os" in
- sunos4* | freebsd* | dragonfly* | openbsd* | mirbsd* | netbsd* | kfreebsd* | knetbsd*) # BSD systems
- FAULT_YIELDS_SIGBUS=1 ;;
- hpux*) # HP-UX
- FAULT_YIELDS_SIGBUS=1 ;;
- macos* | darwin*) # Mac OS X
- FAULT_YIELDS_SIGBUS=1 ;;
- gnu*) # Hurd
- FAULT_YIELDS_SIGBUS=1 ;;
- *)
- FAULT_YIELDS_SIGBUS=0 ;;
- esac
- AC_DEFINE_UNQUOTED([FAULT_YIELDS_SIGBUS], [$FAULT_YIELDS_SIGBUS],
- [Define to 1 if an invalid memory address access may yield a SIGBUS.])
-
- AC_CACHE_CHECK([for working C stack overflow detection],
- [gl_cv_sys_stack_overflow_works],
- [AC_RUN_IFELSE([AC_LANG_SOURCE(
- [[
- #include <unistd.h>
- #include <signal.h>
- #if HAVE_SETRLIMIT
- # include <sys/types.h>
- # include <sys/time.h>
- # include <sys/resource.h>
- #endif
- #ifndef SIGSTKSZ
- # define SIGSTKSZ 16384
- #endif
-
- static union
- {
- char buffer[2 * SIGSTKSZ];
- long double ld;
- long u;
- void *p;
- } alternate_signal_stack;
-
- static void
- segv_handler (int signo)
- {
- _exit (0);
- }
-
- static int
- c_stack_action ()
- {
- stack_t st;
- struct sigaction act;
- int r;
-
- st.ss_flags = 0;
- /* Use the midpoint to avoid Irix sigaltstack bug. */
- st.ss_sp = alternate_signal_stack.buffer + SIGSTKSZ;
- st.ss_size = SIGSTKSZ;
- r = sigaltstack (&st, 0);
- if (r != 0)
- return 1;
-
- sigemptyset (&act.sa_mask);
- act.sa_flags = SA_NODEFER | SA_ONSTACK | SA_RESETHAND;
- act.sa_handler = segv_handler;
- #if FAULT_YIELDS_SIGBUS
- if (sigaction (SIGBUS, &act, 0) < 0)
- return 2;
- #endif
- if (sigaction (SIGSEGV, &act, 0) < 0)
- return 3;
- return 0;
- }
- static volatile int *
- recurse_1 (volatile int n, volatile int *p)
- {
- if (n >= 0)
- *recurse_1 (n + 1, p) += n;
- return p;
- }
- static int
- recurse (volatile int n)
- {
- int sum = 0;
- return *recurse_1 (n, &sum);
- }
- int
- main ()
- {
- int result;
- #if HAVE_SETRLIMIT && defined RLIMIT_STACK
- /* Before starting the endless recursion, try to be friendly
- to the user's machine. On some Linux 2.2.x systems, there
- is no stack limit for user processes at all. We don't want
- to kill such systems. */
- struct rlimit rl;
- rl.rlim_cur = rl.rlim_max = 0x100000; /* 1 MB */
- setrlimit (RLIMIT_STACK, &rl);
- #endif
-
- result = c_stack_action ();
- if (result != 0)
- return result;
- return recurse (0);
- }
- ]])],
- [gl_cv_sys_stack_overflow_works=yes],
- [gl_cv_sys_stack_overflow_works=no],
- [case "$host_os" in
- # Guess no on native Windows.
- mingw*) gl_cv_sys_stack_overflow_works="guessing no" ;;
- *) gl_cv_sys_stack_overflow_works=cross-compiling ;;
- esac
- ])
- ])
-
- if test "$gl_cv_sys_stack_overflow_works" = yes; then
- AC_DEFINE([HAVE_STACK_OVERFLOW_HANDLING], [1],
- [Define to 1 if extending the stack slightly past the limit causes
- a SIGSEGV which can be handled on an alternate stack established
- with sigaltstack.])
-
- dnl The ss_sp field of a stack_t is, according to POSIX, the lowest address
- dnl of the memory block designated as an alternate stack. But IRIX 5.3
- dnl interprets it as the highest address!
- AC_CACHE_CHECK([for correct stack_t interpretation],
- [gl_cv_sigaltstack_low_base], [
- AC_RUN_IFELSE([
- AC_LANG_SOURCE([[
-#include <stdlib.h>
-#include <signal.h>
-#if HAVE_SYS_SIGNAL_H
-# include <sys/signal.h>
-#endif
-#ifndef SIGSTKSZ
-# define SIGSTKSZ 16384
-#endif
-volatile char *stack_lower_bound;
-volatile char *stack_upper_bound;
-static void check_stack_location (volatile char *addr)
-{
- if (addr >= stack_lower_bound && addr <= stack_upper_bound)
- exit (0);
- else
- exit (1);
-}
-static void stackoverflow_handler (int sig)
-{
- char dummy;
- check_stack_location (&dummy);
-}
-int main ()
-{
- char mystack[2 * SIGSTKSZ];
- stack_t altstack;
- struct sigaction action;
- /* Install the alternate stack. */
- altstack.ss_sp = mystack + SIGSTKSZ;
- altstack.ss_size = SIGSTKSZ;
- stack_lower_bound = (char *) altstack.ss_sp;
- stack_upper_bound = (char *) altstack.ss_sp + altstack.ss_size - 1;
- altstack.ss_flags = 0; /* no SS_DISABLE */
- if (sigaltstack (&altstack, NULL) < 0)
- exit (2);
- /* Install the SIGSEGV handler. */
- sigemptyset (&action.sa_mask);
- action.sa_handler = &stackoverflow_handler;
- action.sa_flags = SA_ONSTACK;
- if (sigaction (SIGSEGV, &action, (struct sigaction *) NULL) < 0)
- exit(3);
- /* Provoke a SIGSEGV. */
- raise (SIGSEGV);
- exit (4);
-}]])],
- [gl_cv_sigaltstack_low_base=yes],
- [gl_cv_sigaltstack_low_base=no],
- [gl_cv_sigaltstack_low_base=cross-compiling])])
- if test "$gl_cv_sigaltstack_low_base" = no; then
- AC_DEFINE([SIGALTSTACK_SS_REVERSED], [1],
- [Define if sigaltstack() interprets the stack_t.ss_sp field
- incorrectly, as the highest address of the alternate stack range
- rather than as the lowest address.])
- fi
-
- AC_CACHE_CHECK([for precise C stack overflow detection],
- [gl_cv_sys_xsi_stack_overflow_heuristic],
- [dnl On Linux/sparc64 (both in 32-bit and 64-bit mode), it would be wrong
- dnl to set HAVE_XSI_STACK_OVERFLOW_HEURISTIC to 1, because the third
- dnl argument passed to the segv_handler is a 'struct sigcontext *', not
- dnl an 'ucontext_t *'. It would lead to a failure of test-c-stack2.sh.
- case "${host_os}--${host_cpu}" in
- linux*--sparc*)
- gl_cv_sys_xsi_stack_overflow_heuristic=no
- ;;
- *)
- AC_RUN_IFELSE(
- [AC_LANG_SOURCE(
- [[
- #include <unistd.h>
- #include <signal.h>
- #if HAVE_UCONTEXT_H
- # include <ucontext.h>
- #endif
- #if HAVE_SETRLIMIT
- # include <sys/types.h>
- # include <sys/time.h>
- # include <sys/resource.h>
- #endif
- #ifndef SIGSTKSZ
- # define SIGSTKSZ 16384
- #endif
-
- static union
- {
- char buffer[2 * SIGSTKSZ];
- long double ld;
- long u;
- void *p;
- } alternate_signal_stack;
-
- #if STACK_DIRECTION
- # define find_stack_direction(ptr) STACK_DIRECTION
- #else
- static int
- find_stack_direction (char const *addr)
- {
- char dummy;
- return (! addr ? find_stack_direction (&dummy)
- : addr < &dummy ? 1 : -1);
- }
- #endif
-
- static void
- segv_handler (int signo, siginfo_t *info, void *context)
- {
- if (0 < info->si_code)
- {
- /* For XSI heuristics to work, we need uc_stack to
- describe the interrupted stack (as on Solaris), and
- not the currently executing stack (as on Linux). */
- ucontext_t const *user_context = context;
- char const *stack_min = user_context->uc_stack.ss_sp;
- size_t stack_size = user_context->uc_stack.ss_size;
- char const *faulting_address = info->si_addr;
- size_t s = faulting_address - stack_min;
- size_t page_size = sysconf (_SC_PAGESIZE);
- if (find_stack_direction (0) < 0)
- s += page_size;
- if (s < stack_size + page_size)
- _exit (0);
- _exit (4);
- }
- _exit (5);
- }
-
- static int
- c_stack_action ()
- {
- stack_t st;
- struct sigaction act;
- int r;
-
- st.ss_flags = 0;
- /* Use the midpoint to avoid Irix sigaltstack bug. */
- st.ss_sp = alternate_signal_stack.buffer + SIGSTKSZ;
- st.ss_size = SIGSTKSZ;
- r = sigaltstack (&st, 0);
- if (r != 0)
- return 1;
-
- sigemptyset (&act.sa_mask);
- act.sa_flags = SA_NODEFER | SA_ONSTACK | SA_RESETHAND | SA_SIGINFO;
- act.sa_sigaction = segv_handler;
- #if FAULT_YIELDS_SIGBUS
- if (sigaction (SIGBUS, &act, 0) < 0)
- return 2;
- #endif
- if (sigaction (SIGSEGV, &act, 0) < 0)
- return 3;
- return 0;
- }
- static volatile int *
- recurse_1 (volatile int n, volatile int *p)
- {
- if (n >= 0)
- *recurse_1 (n + 1, p) += n;
- return p;
- }
- static int
- recurse (volatile int n)
- {
- int sum = 0;
- return *recurse_1 (n, &sum);
- }
- int
- main ()
- {
- int result;
- #if HAVE_SETRLIMIT && defined RLIMIT_STACK
- /* Before starting the endless recursion, try to be friendly
- to the user's machine. On some Linux 2.2.x systems, there
- is no stack limit for user processes at all. We don't want
- to kill such systems. */
- struct rlimit rl;
- rl.rlim_cur = rl.rlim_max = 0x100000; /* 1 MB */
- setrlimit (RLIMIT_STACK, &rl);
- #endif
-
- result = c_stack_action ();
- if (result != 0)
- return result;
- return recurse (0);
- }
- ]])],
- [gl_cv_sys_xsi_stack_overflow_heuristic=yes],
- [gl_cv_sys_xsi_stack_overflow_heuristic=no],
- [gl_cv_sys_xsi_stack_overflow_heuristic=cross-compiling])
- ;;
- esac
- ])
-
- if test "$gl_cv_sys_xsi_stack_overflow_heuristic" = yes; then
- AC_DEFINE([HAVE_XSI_STACK_OVERFLOW_HEURISTIC], [1],
- [Define to 1 if extending the stack slightly past the limit causes
- a SIGSEGV, and an alternate stack can be established with sigaltstack,
- and the signal handler is passed a context that specifies the
- run time stack. This behavior is defined by POSIX 1003.1-2001
- with the X/Open System Interface (XSI) option
- and is a standardized way to implement a SEGV-based stack
- overflow detection heuristic.])
- fi
- fi])
-
-
-AC_DEFUN([gl_PREREQ_C_STACK],
- [AC_REQUIRE([AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC])
-
- AC_CHECK_FUNCS_ONCE([sigaltstack])
- AC_CHECK_DECLS([sigaltstack], , , [[#include <signal.h>]])
-
- AC_CHECK_HEADERS_ONCE([ucontext.h])
-
- AC_CHECK_TYPES([stack_t], , , [[#include <signal.h>]])
-
- dnl c-stack does not need -lsigsegv if the system has XSI heuristics.
- if test "$gl_cv_sys_xsi_stack_overflow_heuristic" != yes; then
- gl_LIBSIGSEGV
- if test "$gl_cv_lib_sigsegv" = yes; then
- AC_SUBST([LIBCSTACK], [$LIBSIGSEGV])
- AC_SUBST([LTLIBCSTACK], [$LTLIBSIGSEGV])
- fi
- fi
-])
+# serial 23
AC_DEFUN([gl_C_STACK],
[
- dnl Prerequisites of lib/c-stack.c.
- gl_PREREQ_C_STACK
+ dnl 'c-stack' needs -lsigsegv if and only if the 'sigsegv' module needs it.
+ if test "$with_libsigsegv" = yes; then
+ if test "$gl_cv_lib_sigsegv" = yes; then
+ AC_SUBST([LIBCSTACK], [$LIBSIGSEGV])
+ AC_SUBST([LTLIBCSTACK], [$LTLIBSIGSEGV])
+ fi
+ fi
])
diff --git a/src/Makefile.am b/src/Makefile.am
index 1aebcf7..055ee17 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -45,7 +45,7 @@ LDADD = \
../lib/libgreputils.a $(LIBINTL) ../lib/libgreputils.a $(LIBICONV) \
$(LIBTHREAD)
-grep_LDADD = $(LDADD) $(PCRE_LIBS) $(LIBCSTACK)
+grep_LDADD = $(LDADD) $(PCRE_LIBS) -lsigsegv
localedir = $(datadir)/locale
AM_CPPFLAGS = -I$(top_builddir)/lib -I$(top_srcdir)/lib
diff --git a/src/Makefile.in b/src/Makefile.in
index 20c43b5..a276db8 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -1541,7 +1541,7 @@ LDADD = \
../lib/libgreputils.a $(LIBINTL) ../lib/libgreputils.a $(LIBICONV) \
$(LIBTHREAD)
-grep_LDADD = $(LDADD) $(PCRE_LIBS) $(LIBCSTACK)
+grep_LDADD = $(LDADD) $(PCRE_LIBS) -lsigsegv
AM_CPPFLAGS = -I$(top_builddir)/lib -I$(top_srcdir)/lib
EXTRA_DIST = egrep.sh
CLEANFILES = egrep fgrep *-t

112
grep.spec
View File

@ -1,28 +1,26 @@
Summary: Pattern matching utilities Summary: Pattern matching utilities
Name: grep Name: grep
Version: 3.6 Version: 3.1
Release: 5%{?dist} Release: 6%{?dist}
License: GPLv3+ License: GPLv3+
URL: https://www.gnu.org/software/grep/ URL: http://www.gnu.org/software/grep/
Group: Applications/Text
Source: https://ftp.gnu.org/pub/gnu/grep/grep-%{version}.tar.xz Source: ftp://ftp.gnu.org/pub/gnu/grep/grep-%{version}.tar.xz
Source1: colorgrep.sh Source1: colorgrep.sh
Source2: colorgrep.csh Source2: colorgrep.csh
Source3: GREP_COLORS Source3: GREP_COLORS
Source4: grepconf.sh Source4: grepconf.sh
# upstream ticket 39444 # upstream ticket 39444
Patch0: grep-3.5-man-fix-gs.patch Patch0: grep-3.31-man-fix-gs.patch
# upstream ticket 39445 # upstream ticket 39445
Patch1: grep-3.5-help-align.patch Patch1: grep-3.31-help-align.patch
# backported from upstream Patch2: grep-3.1-glibc-2.28-fix.patch
Patch2: grep-3.6-gnulib-c-stack-fix.patch Requires(post): /sbin/install-info
Requires(preun): /sbin/install-info
BuildRequires: gcc
BuildRequires: pcre-devel >= 3.9-10, texinfo, gettext BuildRequires: pcre-devel >= 3.9-10, texinfo, gettext
BuildRequires: autoconf automake glibc-all-langpacks BuildRequires: autoconf automake
BuildRequires: perl-FileHandle
BuildRequires: make
BuildRequires: libsigsegv-devel
# https://fedorahosted.org/fpc/ticket/174 # https://fedorahosted.org/fpc/ticket/174
Provides: bundled(gnulib) Provides: bundled(gnulib)
# for backward compatibility (rhbz#1540485) # for backward compatibility (rhbz#1540485)
@ -41,7 +39,7 @@ GNU grep is needed by many scripts, so it shall be installed on every system.
%setup -q %setup -q
%patch0 -p1 -b .man-fix-gs %patch0 -p1 -b .man-fix-gs
%patch1 -p1 -b .help-align %patch1 -p1 -b .help-align
%patch2 -p1 -b .gnulib-c-stack-fix.patch %patch2 -p1 -b .glibc-2.28-fix
%build %build
%global BUILD_FLAGS $RPM_OPT_FLAGS %global BUILD_FLAGS $RPM_OPT_FLAGS
@ -55,10 +53,10 @@ GNU grep is needed by many scripts, so it shall be installed on every system.
%configure --without-included-regex --disable-silent-rules \ %configure --without-included-regex --disable-silent-rules \
CPPFLAGS="-I%{_includedir}/pcre" CFLAGS="%{BUILD_FLAGS}" CPPFLAGS="-I%{_includedir}/pcre" CFLAGS="%{BUILD_FLAGS}"
%make_build make %{?_smp_mflags}
%install %install
%make_install make %{?_smp_mflags} DESTDIR=$RPM_BUILD_ROOT install
gzip $RPM_BUILD_ROOT%{_infodir}/grep* gzip $RPM_BUILD_ROOT%{_infodir}/grep*
rm -f $RPM_BUILD_ROOT%{_infodir}/dir rm -f $RPM_BUILD_ROOT%{_infodir}/dir
mkdir -p $RPM_BUILD_ROOT%{_sysconfdir}/profile.d mkdir -p $RPM_BUILD_ROOT%{_sysconfdir}/profile.d
@ -71,8 +69,17 @@ install -Dpm 755 %{SOURCE4} $RPM_BUILD_ROOT%{_libexecdir}/grepconf.sh
%check %check
make check make check
%post
/sbin/install-info --quiet --info-dir=%{_infodir} %{_infodir}/grep.info.gz || :
%preun
if [ $1 = 0 ]; then
/sbin/install-info --quiet --info-dir=%{_infodir} --delete %{_infodir}/grep.info.gz || :
fi
%files -f %{name}.lang %files -f %{name}.lang
%doc AUTHORS THANKS TODO NEWS README %doc AUTHORS THANKS TODO NEWS README
%{!?_licensedir:%global license %%doc}
%license COPYING %license COPYING
%{_bindir}/* %{_bindir}/*
@ -83,78 +90,9 @@ make check
%{_libexecdir}/grepconf.sh %{_libexecdir}/grepconf.sh
%changelog %changelog
* Mon Aug 09 2021 Mohan Boddu <mboddu@redhat.com> - 3.6-5 * Thu Aug 9 2018 Jaroslav Škarvada <jskarvad@redhat.com> - 3.1-6
- Rebuilt for IMA sigs, glibc 2.34, aarch64 flags
Related: rhbz#1991688
* Mon Jun 28 2021 Jaroslav Škarvada <jskarvad@redhat.com> - 3.6-4
- Fixed stack overflow detection
Resolves: rhbz#1975156
* Thu Apr 15 2021 Mohan Boddu <mboddu@redhat.com> - 3.6-3
- Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related: rhbz#1947937
* Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 3.6-2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
* Mon Nov 9 2020 Jaroslav Škarvada <jskarvad@redhat.com> - 3.6-1
- New version
Resolves: rhbz#1895797
* Wed Sep 30 2020 Jaroslav Škarvada <jskarvad@redhat.com> - 3.5-1
- New version
Resolves: rhbz#1883086
* Wed Aug 26 2020 Adam Williamson <awilliam@redhat.com> - 3.4-5
- Backport fix for upstream #28105 to fix zgrep
Resolves: rhbz#1872913
- Remove some non-portable tests that fail on armv7hl (Paul Eggert)
Resolves: rhbz#1863830
* Sat Aug 01 2020 Fedora Release Engineering <releng@fedoraproject.org> - 3.4-4
- Second attempt - Rebuilt for
https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
* Tue Jul 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 3.4-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
* Mon Jul 13 2020 Tom Stellard <tstellar@redhat.com> - 3.4-2
- Use make macros
- https://fedoraproject.org/wiki/Changes/UseMakeBuildInstallMacro
* Wed Apr 1 2020 Jaroslav Škarvada <jskarvad@redhat.com> - 3.4-1
- New version
Resolves: rhbz#1818417
- Added all glibc langpacks to allow more locale sensitive tests to run
- Added perl-FileHandle requirement for the filename-lineno.pl test
* Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 3.3-4
- Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
* Thu Jul 25 2019 Fedora Release Engineering <releng@fedoraproject.org> - 3.3-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
* Wed Apr 24 2019 Björn Esser <besser82@fedoraproject.org> - 3.3-2
- Remove hardcoded gzip suffix from GNU info pages
* Wed Apr 10 2019 Jaroslav Škarvada <jskarvad@redhat.com> - 3.3-1
- New version
Resolves: rhbz#1698044
- Updated patches
- Dropped glibc-2.28-fix patch (not needed)
* Fri Feb 01 2019 Fedora Release Engineering <releng@fedoraproject.org> - 3.1-9
- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
* Thu Aug 9 2018 Jaroslav Škarvada <jskarvad@redhat.com> - 3.1-8
- Fixed FTBFS with glibc-2.28 - Fixed FTBFS with glibc-2.28
Resolves: rhbz#1604263 Resolves: rhbz#1611721
* Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 3.1-7
- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
* Tue Jun 19 2018 Jaroslav Škarvada <jskarvad@redhat.com> - 3.1-6
- Dropped install-info
* Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 3.1-5 * Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 3.1-5
- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild

2
sources
View File

@ -1 +1 @@
SHA512 (grep-3.6.tar.xz) = 8934544a19ded61344d83ff2cab501e86f17f8ae338892e0c36c2d2d8e63c76817840a0071ef5e3fcbca9115eba8a1aae0e4c46b024e75cd9a2e3bd05f933d90 SHA512 (grep-3.1.tar.xz) = 05494381c7dd8aad7e2ee4c17450de8d7b969a99dcfe17747db60df3475bf02d5323d091e896e8343e4f3251c29dc7f0b7a9f93c575c9d58ee2a57014c2c9d26