From: Masatake YAMATO <yamato@redhat.com>
Date: Thu, 27 Jul 2023 15:30:16 +0000 (+0900)
Subject: procfs: add a helper function to access /proc/$pid/syscall
X-Git-Tag: v2.40-rc1~244^2~16
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=41f2a5088b393553d28033f1787d777ef50087ea;p=thirdparty%2Futil-linux.git

procfs: add a helper function to access /proc/$pid/syscall

Signed-off-by: Masatake YAMATO <yamato@redhat.com>
---

diff --git a/include/procfs.h b/include/procfs.h
index 25be51357d..14625e0ba4 100644
--- a/include/procfs.h
+++ b/include/procfs.h
@@ -32,6 +32,7 @@ extern int procfs_process_get_uid(struct path_cxt *pc, uid_t *uid);
 extern ssize_t procfs_process_get_cmdline(struct path_cxt *pc, char *buf, size_t bufsz);
 extern ssize_t procfs_process_get_cmdname(struct path_cxt *pc, char *buf, size_t bufsz);
 extern ssize_t procfs_process_get_stat(struct path_cxt *pc, char *buf, size_t bufsz);
+extern ssize_t procfs_process_get_syscall(struct path_cxt *pc, char *buf, size_t bufsz);
 
 extern int procfs_process_get_stat_nth(struct path_cxt *pc, int n, uintmax_t *re);
 
diff --git a/lib/procfs.c b/lib/procfs.c
index aff20fb660..59f40ffbb0 100644
--- a/lib/procfs.c
+++ b/lib/procfs.c
@@ -169,6 +169,11 @@ ssize_t procfs_process_get_stat(struct path_cxt *pc, char *buf, size_t bufsz)
 	return procfs_process_get_data_for(pc, buf, bufsz, "stat");
 }
 
+ssize_t procfs_process_get_syscall(struct path_cxt *pc, char *buf, size_t bufsz)
+{
+	return procfs_process_get_data_for(pc, buf, bufsz, "syscall");
+}
+
 int procfs_process_get_stat_nth(struct path_cxt *pc, int n, uintmax_t *re)
 {
 	ssize_t rc;