From a6e172ff551df4ea74cb4657744706e4568e1873 Mon Sep 17 00:00:00 2001 From: Maxin John Date: Tue, 17 Jan 2017 18:20:34 +0200 Subject: busybox: refresh the flock patch Upstream accepted the flock fix with some improvements. Backport those changes. Signed-off-by: Maxin B. John Signed-off-by: Maxin B. John Signed-off-by: Armin Kuster --- ...e-the-behaviour-of-c-parameter-to-match-u.patch | 77 ++++++++++------------ 1 file changed, 34 insertions(+), 43 deletions(-) diff --git a/meta/recipes-core/busybox/busybox/0001-flock-update-the-behaviour-of-c-parameter-to-match-u.patch b/meta/recipes-core/busybox/busybox/0001-flock-update-the-behaviour-of-c-parameter-to-match-u.patch index 8bcbd73de9..78520f0d90 100644 --- a/meta/recipes-core/busybox/busybox/0001-flock-update-the-behaviour-of-c-parameter-to-match-u.patch +++ b/meta/recipes-core/busybox/busybox/0001-flock-update-the-behaviour-of-c-parameter-to-match-u.patch @@ -1,35 +1,24 @@ -From 198f18addf1d814c2fefcb492f3b9fbd221669bb Mon Sep 17 00:00:00 2001 -From: "Maxin B. John" -Date: Wed, 20 Apr 2016 18:24:45 +0300 -Subject: [PATCH] flock: update the behaviour of -c parameter to match upstream - -In upstream, -c 'PROG ARGS' means "run sh -c 'PROG ARGS'" +From e1d426fd65c00a6d01a10d85edf8a294ae8a2d2b Mon Sep 17 00:00:00 2001 +From: Denys Vlasenko +Date: Sun, 24 Apr 2016 18:19:49 +0200 +Subject: [PATCH] flock: fix -c; improve error handling of fork+exec function old new delta -flock_main 286 377 +91 -.rodata 155849 155890 +41 +flock_main 254 334 +80 -Upstream-Status: Submitted -[ http://lists.busybox.net/pipermail/busybox/2016-April/084142.html ] +Upstream-Status: Backport +Signed-off-by: Denys Vlasenko Signed-off-by: Maxin B. John --- - util-linux/flock.c | 20 ++++++++++++++------ - 1 file changed, 14 insertions(+), 6 deletions(-) + util-linux/flock.c | 19 +++++++++++++++++-- + 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/util-linux/flock.c b/util-linux/flock.c -index 05a747f..c85a25d 100644 +index 05a747f..539a835 100644 --- a/util-linux/flock.c +++ b/util-linux/flock.c -@@ -20,6 +20,7 @@ int flock_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; - int flock_main(int argc UNUSED_PARAM, char **argv) - { - int mode, opt, fd; -+ char *cmd_args[4]; - enum { - OPT_s = (1 << 0), - OPT_x = (1 << 1), -@@ -57,7 +58,6 @@ int flock_main(int argc UNUSED_PARAM, char **argv) +@@ -57,7 +57,6 @@ int flock_main(int argc UNUSED_PARAM, char **argv) /* If it is "flock FILE -c PROG", then -c isn't caught by getopt32: * we use "+" in order to support "flock -opt FILE PROG -with-opts", * we need to remove -c by hand. @@ -37,35 +26,37 @@ index 05a747f..c85a25d 100644 */ if (argv[0] && argv[0][0] == '-' -@@ -65,7 +65,10 @@ int flock_main(int argc UNUSED_PARAM, char **argv) - || (ENABLE_LONG_OPTS && strcmp(argv[0] + 1, "-command") == 0) +@@ -66,6 +65,9 @@ int flock_main(int argc UNUSED_PARAM, char **argv) ) ) { -- argv++; -+ if (argc != optind + 3) -+ bb_error_msg_and_die("-c requires exactly one command argument"); -+ else -+ argv++; + argv++; ++ if (argv[1]) ++ bb_error_msg_and_die("-c takes only one argument"); ++ opt |= OPT_c; } if (OPT_s == LOCK_SH && OPT_x == LOCK_EX && OPT_n == LOCK_NB && OPT_u == LOCK_UN) { -@@ -89,9 +92,14 @@ int flock_main(int argc UNUSED_PARAM, char **argv) - return EXIT_FAILURE; +@@ -90,8 +92,21 @@ int flock_main(int argc UNUSED_PARAM, char **argv) bb_perror_nomsg_and_die(); } -- + - if (argv[0]) -- return spawn_and_wait(argv); -- -+ if (argv[0]) { -+ cmd_args[0] = getenv("SHELL"); -+ if (!cmd_args[0]) -+ cmd_args[0] = (char*)DEFAULT_SHELL; -+ cmd_args[1] = (char*)"-c"; -+ cmd_args[2] = argv[0]; -+ cmd_args[3] = NULL; -+ return spawn_and_wait(cmd_args); -+ } ++ if (argv[0]) { ++ if (!(opt & OPT_c)) { ++ int rc = spawn_and_wait(argv); ++ if (rc < 0) ++ bb_simple_perror_msg(argv[0]); ++ return rc; ++ } ++ /* -c 'PROG ARGS' means "run sh -c 'PROG ARGS'" */ ++ argv -= 2; ++ argv[0] = (char*)get_shell_name(); ++ argv[1] = (char*)"-c"; ++ /* argv[2] = "PROG ARGS"; */ ++ /* argv[3] = NULL; */ + return spawn_and_wait(argv); ++ } + return EXIT_SUCCESS; } -- -- cgit 1.2.3-korg