diff options
Diffstat (limited to 'meta/recipes-extended/bash/bash/0001-changes-to-SIGINT-handler-while-waiting-for-a-child-.patch')
| -rw-r--r-- | meta/recipes-extended/bash/bash/0001-changes-to-SIGINT-handler-while-waiting-for-a-child-.patch | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/meta/recipes-extended/bash/bash/0001-changes-to-SIGINT-handler-while-waiting-for-a-child-.patch b/meta/recipes-extended/bash/bash/0001-changes-to-SIGINT-handler-while-waiting-for-a-child-.patch new file mode 100644 index 0000000000..c12b4b7766 --- /dev/null +++ b/meta/recipes-extended/bash/bash/0001-changes-to-SIGINT-handler-while-waiting-for-a-child-.patch @@ -0,0 +1,229 @@ +From 7e84276e07c0835a8729d6fe1265e70eedb2a7f7 Mon Sep 17 00:00:00 2001 +From: Chet Ramey <chet.ramey@case.edu> +Date: Mon, 30 Oct 2023 12:16:07 -0400 +Subject: [PATCH] changes to SIGINT handler while waiting for a child; skip + vertical whitespace after translating an integer + +Upstream-Status: Backport +https://git.savannah.gnu.org/cgit/bash.git/commit/?h=devel&id=fe24a6a55e8850298b496c5b9d82f1866eba190e + +[Adjust and drop some codes to be applicable the tree] +Signed-off-by: Wenlin Kang <wenlin.kang@windriver.com> +--- + general.c | 5 +++-- + jobs.c | 26 ++++++++++++++++---------- + tests/redir.right | 4 ++-- + tests/redir11.sub | 2 ++ + tests/type.right | 16 ++++++++-------- + tests/type.tests | 24 ++++++++++++------------ + 6 files changed, 43 insertions(+), 34 deletions(-) + +diff --git a/general.c b/general.c +index 50d5216..68987e2 100644 +--- a/general.c ++++ b/general.c +@@ -262,8 +262,9 @@ legal_number (string, result) + if (errno || ep == string) + return 0; /* errno is set on overflow or underflow */ + +- /* Skip any trailing whitespace, since strtoimax does not. */ +- while (whitespace (*ep)) ++ /* Skip any trailing whitespace, since strtoimax does not, using the same ++ test that strtoimax uses for leading whitespace. */ ++ while (isspace ((unsigned char) *ep)) + ep++; + + /* If *string is not '\0' but *ep is '\0' on return, the entire string +diff --git a/jobs.c b/jobs.c +index 7c3b6e8..84dab4d 100644 +--- a/jobs.c ++++ b/jobs.c +@@ -2727,6 +2727,10 @@ wait_for_background_pids (ps) + #define INVALID_SIGNAL_HANDLER (SigHandler *)wait_for_background_pids + static SigHandler *old_sigint_handler = INVALID_SIGNAL_HANDLER; + ++/* The current SIGINT handler as set by restore_sigint_handler. Only valid ++ immediately after restore_sigint_handler, used for continuations. */ ++static SigHandler *cur_sigint_handler = INVALID_SIGNAL_HANDLER; ++ + static int wait_sigint_received; + static int child_caught_sigint; + +@@ -2743,6 +2747,7 @@ wait_sigint_cleanup () + static void + restore_sigint_handler () + { ++ cur_sigint_handler = old_sigint_handler; + if (old_sigint_handler != INVALID_SIGNAL_HANDLER) + { + set_signal_handler (SIGINT, old_sigint_handler); +@@ -2766,8 +2771,7 @@ wait_sigint_handler (sig) + restore_sigint_handler (); + /* If we got a SIGINT while in `wait', and SIGINT is trapped, do + what POSIX.2 says (see builtins/wait.def for more info). */ +- if (this_shell_builtin && this_shell_builtin == wait_builtin && +- signal_is_trapped (SIGINT) && ++ if (signal_is_trapped (SIGINT) && + ((sigint_handler = trap_to_sighandler (SIGINT)) == trap_handler)) + { + trap_handler (SIGINT); /* set pending_traps[SIGINT] */ +@@ -2792,6 +2796,8 @@ wait_sigint_handler (sig) + { + set_exit_status (128+SIGINT); + restore_sigint_handler (); ++ if (cur_sigint_handler == INVALID_SIGNAL_HANDLER) ++ set_sigint_handler (); /* XXX - only do this in one place */ + kill (getpid (), SIGINT); + } + +@@ -2934,15 +2940,15 @@ wait_for (pid, flags) + { + SigHandler *temp_sigint_handler; + +- temp_sigint_handler = set_signal_handler (SIGINT, wait_sigint_handler); +- if (temp_sigint_handler == wait_sigint_handler) +- { ++ temp_sigint_handler = old_sigint_handler; ++ old_sigint_handler = set_signal_handler (SIGINT, wait_sigint_handler); ++ if (old_sigint_handler == wait_sigint_handler) ++ { + #if defined (DEBUG) +- internal_warning ("wait_for: recursively setting old_sigint_handler to wait_sigint_handler: running_trap = %d", running_trap); ++ internal_debug ("wait_for: recursively setting old_sigint_handler to wait_sigint_handler: running_trap = %d", running_trap); + #endif +- } +- else +- old_sigint_handler = temp_sigint_handler; ++ old_sigint_handler = temp_sigint_handler; ++ } + waiting_for_child = 0; + if (old_sigint_handler == SIG_IGN) + set_signal_handler (SIGINT, old_sigint_handler); +@@ -4148,7 +4154,7 @@ set_job_status_and_cleanup (job) + SIGINT (if we reset the sighandler to the default). + In this case, we have to fix things up. What a crock. */ + if (temp_handler == trap_handler && signal_is_trapped (SIGINT) == 0) +- temp_handler = trap_to_sighandler (SIGINT); ++ temp_handler = trap_to_sighandler (SIGINT); + restore_sigint_handler (); + if (temp_handler == SIG_DFL) + termsig_handler (SIGINT); /* XXX */ +diff --git a/tests/redir.right b/tests/redir.right +index 8db1041..9e1403c 100644 +--- a/tests/redir.right ++++ b/tests/redir.right +@@ -154,10 +154,10 @@ foo + 1 + 7 + after: 42 +-./redir11.sub: line 53: $(ss= declare -i ss): ambiguous redirect ++./redir11.sub: line 55: $(ss= declare -i ss): ambiguous redirect + after: 42 + a+=3 + foo + foo +-./redir11.sub: line 75: 42: No such file or directory ++./redir11.sub: line 77: 42: No such file or directory + 42 +diff --git a/tests/redir11.sub b/tests/redir11.sub +index d417cdb..2a9f2b8 100644 +--- a/tests/redir11.sub ++++ b/tests/redir11.sub +@@ -56,6 +56,8 @@ foo() + a=4 b=7 foo + echo after: $a + ++exec 7>&- 4>&- ++ + unset a + typeset -i a + a=4 eval echo $(echo a+=3) +diff --git a/tests/type.right b/tests/type.right +index f876715..c09ab73 100644 +--- a/tests/type.right ++++ b/tests/type.right +@@ -24,15 +24,15 @@ func () + } + while + while is a shell keyword +-./type.tests: line 56: type: m: not found +-alias m='more' +-alias m='more' +-m is aliased to `more' ++./type.tests: line 56: type: morealias: not found ++alias morealias='more' ++alias morealias='more' ++morealias is aliased to `more' + alias +-alias m='more' +-alias m='more' +-alias m='more' +-m is aliased to `more' ++alias morealias='more' ++alias morealias='more' ++alias morealias='more' ++morealias is aliased to `more' + builtin + builtin is a shell builtin + /bin/sh +diff --git a/tests/type.tests b/tests/type.tests +index fd39c18..ddc1540 100644 +--- a/tests/type.tests ++++ b/tests/type.tests +@@ -25,8 +25,6 @@ type -r ${THIS_SH} + type notthere + command -v notthere + +-alias m=more +- + unset -f func 2>/dev/null + func() { echo this is func; } + +@@ -49,24 +47,26 @@ command -V func + command -v while + command -V while + ++alias morealias=more ++ + # the following two lines should produce the same output + # post-3.0 patch makes command -v silent, as posix specifies + # first test with alias expansion off (should all fail or produce no output) +-type -t m +-type m +-command -v m ++type -t morealias ++type morealias ++command -v morealias + alias -p +-alias m ++alias morealias + + # then test with alias expansion on + shopt -s expand_aliases +-type m +-type -t m +-command -v m ++type morealias ++type -t morealias ++command -v morealias + alias -p +-alias m ++alias morealias + +-command -V m ++command -V morealias + shopt -u expand_aliases + + command -v builtin +@@ -76,7 +76,7 @@ command -V /bin/sh + + unset -f func + type func +-unalias m ++unalias morealias + type m + + hash -r +-- +2.25.1 + |