From: Caio Marcelo de Oliveira Filho <[email protected]>
Normalize to use program_invocation_short_name. Also make the
usage command correct for 'kmod list'.
---
tools/kmod.c | 11 ++++++++---
tools/kmod.h | 2 ++
tools/lsmod.c | 3 ++-
3 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/tools/kmod.c b/tools/kmod.c
index 8ae1d86..521c2b9 100644
--- a/tools/kmod.c
+++ b/tools/kmod.c
@@ -63,7 +63,7 @@ static int kmod_help(int argc, char *argv[])
"Options:\n"
"\t-V, --version show version\n"
"\t-h, --help show this help\n\n"
- "Commands:\n", basename(argv[0]));
+ "Commands:\n", program_invocation_short_name);
for (i = 0; i < ARRAY_SIZE(kmod_cmds); i++) {
if (kmod_cmds[i]->help != NULL) {
@@ -150,7 +150,7 @@ static int handle_kmod_compat_commands(int argc, char
*argv[])
const char *cmd;
size_t i;
- cmd = basename(argv[0]);
+ cmd = program_invocation_short_name;
for (i = 0; i < ARRAY_SIZE(kmod_compat_cmds); i++) {
if (streq(kmod_compat_cmds[i]->name, cmd))
@@ -160,11 +160,16 @@ static int handle_kmod_compat_commands(int argc, char
*argv[])
return -ENOENT;
}
+bool is_kmod_cmd(void)
+{
+ return streq(program_invocation_short_name, "kmod");
+}
+
int main(int argc, char *argv[])
{
int err;
- if (streq(program_invocation_short_name, "kmod"))
+ if (is_kmod_cmd())
err = handle_kmod_commands(argc, argv);
else
err = handle_kmod_compat_commands(argc, argv);
diff --git a/tools/kmod.h b/tools/kmod.h
index 50adda4..71bc0c1 100644
--- a/tools/kmod.h
+++ b/tools/kmod.h
@@ -27,6 +27,8 @@ struct kmod_cmd {
const char *help;
};
+bool is_kmod_cmd(void);
+
extern const struct kmod_cmd kmod_cmd_compat_lsmod;
extern const struct kmod_cmd kmod_cmd_compat_rmmod;
extern const struct kmod_cmd kmod_cmd_compat_insmod;
diff --git a/tools/lsmod.c b/tools/lsmod.c
index e953c7e..5eb6f25 100644
--- a/tools/lsmod.c
+++ b/tools/lsmod.c
@@ -36,7 +36,8 @@ static int do_lsmod(int argc, char *argv[])
int err;
if (argc != 1) {
- fprintf(stderr, "Usage: %s\n", argv[0]);
+ fprintf(stderr, "Usage: %s%s\n", program_invocation_short_name,
+ is_kmod_cmd() ? " list" : "");
return EXIT_FAILURE;
}
--
2.2.2
--
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