diff options
Diffstat (limited to 'meta/recipes-core/sysvinit/sysvinit-2.88dsf/pidof-add-m-option.patch')
| -rw-r--r-- | meta/recipes-core/sysvinit/sysvinit-2.88dsf/pidof-add-m-option.patch | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/meta/recipes-core/sysvinit/sysvinit-2.88dsf/pidof-add-m-option.patch b/meta/recipes-core/sysvinit/sysvinit-2.88dsf/pidof-add-m-option.patch deleted file mode 100644 index 5b5dfdc001..0000000000 --- a/meta/recipes-core/sysvinit/sysvinit-2.88dsf/pidof-add-m-option.patch +++ /dev/null @@ -1,189 +0,0 @@ -pidof: add -m option - -When used with -o, will also omit any processes that have the same -argv[0] and argv[1] as any explicitly omitted process ids. This can be -used to avoid multiple shell scripts concurrently calling pidof returning -each other's pids. - -https://bugzilla.redhat.com/show_bug.cgi?id=883856 - -Upstream-Status: backport -Imported patch from: https://bugzilla.redhat.com/attachment.cgi?id=658166 - -Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com> ---- - man/pidof.8 | 6 ++++++ - src/killall5.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++++--- - 2 files changed, 65 insertions(+), 3 deletions(-) - -diff --git a/man/pidof.8 b/man/pidof.8 ---- a/man/pidof.8 -+++ b/man/pidof.8 -@@ -24,6 +24,7 @@ pidof -- find the process ID of a running program. - .RB [ \-c ] - .RB [ \-n ] - .RB [ \-x ] -+.RB [ \-m ] - .RB [ \-o - .IR omitpid[,omitpid..] ] - .RB [ \-o -@@ -63,6 +64,11 @@ shells running the named scripts. - Tells \fIpidof\fP to omit processes with that process id. The special - pid \fB%PPID\fP can be used to name the parent process of the \fIpidof\fP - program, in other words the calling shell or shell script. -+.IP -m -+When used with -o, will also omit any processes that have the same -+argv[0] and argv[1] as any explicitly omitted process ids. This can be -+used to avoid multiple shell scripts concurrently calling pidof returning -+each other's pids. - .SH "EXIT STATUS" - .TP - .B 0 -diff --git a/src/killall5.c b/src/killall5.c -index 5937d98..e73885e 100644 ---- a/src/killall5.c -+++ b/src/killall5.c -@@ -118,6 +118,7 @@ typedef struct _s_nfs - - /* List of processes. */ - PROC *plist; -+PROC *olist; - - /* List of processes to omit. */ - OMIT *omit; -@@ -345,6 +346,20 @@ static void clear_mnt(void) - } - } - -+static void clear_omit(void) -+{ -+ OMIT *o; -+ PROC *p; -+ for (o = omit; o; o = omit) { -+ omit = omit->next; -+ free(o); -+ } -+ for (p = olist; p; p = olist) { -+ olist = olist->next; -+ free(p); -+ } -+} -+ - /* - * Check if path is ia shadow off a NFS partition. - */ -@@ -452,6 +467,7 @@ int readproc(int do_stat) - DIR *dir; - FILE *fp; - PROC *p, *n; -+ OMIT *o, *m; - struct dirent *d; - struct stat st; - char path[PATH_MAX+1]; -@@ -624,6 +640,17 @@ int readproc(int do_stat) - p->next = plist; - plist = p; - p->pid = pid; -+ /* Could be smarter, but it's a small list. */ -+ m = omit; -+ for (o = omit; m; o = m) { -+ m = o->next; -+ if (o->pid == p->pid) { -+ n = (PROC*)xmalloc(sizeof(PROC)); -+ *n = *p; -+ n->next = olist; -+ olist = n; -+ } -+ } - } - closedir(dir); - -@@ -813,6 +840,26 @@ PIDQ_HEAD *pidof(char *prog) - return q; - } - -+int matches(PROC *o, PROC *p) -+{ -+ int ret = 0; -+ char *oargv1, *pargv1; -+ if ((o->argv0 && p->argv0 && !strcmp(o->argv0,p->argv0))) { -+ if (o->argv1 && p->argv1) { -+ if ((oargv1 = canonicalize_file_name(o->argv1)) == NULL) -+ oargv1 = strdup(o->argv1); -+ if ((pargv1 = canonicalize_file_name(p->argv1)) == NULL) -+ pargv1 = strdup(p->argv1); -+ if (! strcmp(oargv1, pargv1)) { -+ ret = 1; -+ } -+ free(oargv1); -+ free(pargv1); -+ } -+ } -+ return ret; -+} -+ - /* Give usage message and exit. */ - void usage(void) - { -@@ -845,6 +892,7 @@ void nsyslog(int pri, char *fmt, ...) - #define PIDOF_SINGLE 0x01 - #define PIDOF_OMIT 0x02 - #define PIDOF_NETFS 0x04 -+#define PIDOF_OMIT_OMIT_MATCHES 0x08 - - /* - * Pidof functionality. -@@ -861,6 +909,7 @@ int main_pidof(int argc, char **argv) - struct stat st; - char tmp[512]; - -+ olist = (PROC*)0; - omit = (OMIT*)0; - nlist = (NFS*)0; - opterr = 0; -@@ -868,7 +917,7 @@ int main_pidof(int argc, char **argv) - if ((token = getenv("PIDOF_NETFS")) && (strcmp(token,"no") != 0)) - flags |= PIDOF_NETFS; - -- while ((opt = getopt(argc,argv,"hco:sxn")) != EOF) switch (opt) { -+ while ((opt = getopt(argc,argv,"hcmo:sxn")) != EOF) switch (opt) { - case '?': - nsyslog(LOG_ERR,"invalid options on command line!\n"); - closelog(); -@@ -907,6 +956,9 @@ int main_pidof(int argc, char **argv) - case 'x': - scripts_too++; - break; -+ case 'm': -+ flags |= PIDOF_OMIT_OMIT_MATCHES; -+ break; - case 'n': - flags |= PIDOF_NETFS; - break; -@@ -938,10 +990,13 @@ int main_pidof(int argc, char **argv) - pid_t spid = 0; - while ((p = get_next_from_pid_q(q))) { - if ((flags & PIDOF_OMIT) && omit) { -- OMIT * optr; -- for (optr = omit; optr; optr = optr->next) { -+ PROC * optr; -+ for (optr = olist; optr; optr = optr->next) { - if (optr->pid == p->pid) - break; -+ if (flags & PIDOF_OMIT_OMIT_MATCHES) -+ if (matches(optr, p)) -+ break; - } - - /* -@@ -977,6 +1032,7 @@ int main_pidof(int argc, char **argv) - if (!first) - printf("\n"); - -+ clear_omit(); - clear_mnt(); - - closelog(); --- -1.8.1.2 - |