treewide: refactor help messages

[mirror_iproute2.git] / tc / e_bpf.c

diff --git a/tc/e_bpf.c b/tc/e_bpf.c
index 84f43e6c60104f9f107dafbc35aad3b75b4da4d0..a48393b74df64fb5614f78f5bd851c5c12f4c779 100644 (file)
--- a/tc/e_bpf.c
+++ b/tc/e_bpf.c
@@ -26,19 +26,21 @@ static char *argv_default[] = { BPF_DEFAULT_CMD, NULL };
 
 static void explain(void)
 {
-       fprintf(stderr, "Usage: ... bpf [ import UDS_FILE ] [ run CMD ]\n");
-       fprintf(stderr, "       ... bpf [ debug ]\n");
-       fprintf(stderr, "       ... bpf [ graft MAP_FILE ] [ key KEY ]\n");
-       fprintf(stderr, "          `... [ object-file OBJ_FILE ] [ type TYPE ] [ section NAME ] [ verbose ]\n");
-       fprintf(stderr, "          `... [ object-pinned PROG_FILE ]\n");
-       fprintf(stderr, "\n");
-       fprintf(stderr, "Where UDS_FILE provides the name of a unix domain socket file\n");
-       fprintf(stderr, "to import eBPF maps and the optional CMD denotes the command\n");
-       fprintf(stderr, "to be executed (default: \'%s\').\n", BPF_DEFAULT_CMD);
-       fprintf(stderr, "Where MAP_FILE points to a pinned map, OBJ_FILE to an object file\n");
-       fprintf(stderr, "and PROG_FILE to a pinned program. TYPE can be {cls, act}, where\n");
-       fprintf(stderr, "\'cls\' is default. KEY is optional and can be inferred from the\n");
-       fprintf(stderr, "section name, otherwise it needs to be provided.\n");
+       fprintf(stderr,
+               "Usage: ... bpf [ import UDS_FILE ] [ run CMD ]\n"
+               "       ... bpf [ debug ]\n"
+               "       ... bpf [ graft MAP_FILE ] [ key KEY ]\n"
+               "          `... [ object-file OBJ_FILE ] [ type TYPE ] [ section NAME ] [ verbose ]\n"
+               "          `... [ object-pinned PROG_FILE ]\n"
+               "\n"
+               "Where UDS_FILE provides the name of a unix domain socket file\n"
+               "to import eBPF maps and the optional CMD denotes the command\n"
+               "to be executed (default: \'%s\').\n"
+               "Where MAP_FILE points to a pinned map, OBJ_FILE to an object file\n"
+               "and PROG_FILE to a pinned program. TYPE can be {cls, act}, where\n"
+               "\'cls\' is default. KEY is optional and can be inferred from the\n"
+               "section name, otherwise it needs to be provided.\n",
+               BPF_DEFAULT_CMD);
 }
 
 static int bpf_num_env_entries(void)