This is just the exit_tryhelp() function which existed three times in
identical form with a more suitable name.
Signed-off-by: Phil Sutter <phil@xxxxxx>
---
include/xtables.h | 1 +
iptables/ip6tables.c | 19 ++++---------------
iptables/iptables.c | 19 ++++---------------
iptables/xtables.c | 21 +++++----------------
libxtables/xtables.c | 10 ++++++++++
5 files changed, 24 insertions(+), 46 deletions(-)
diff --git a/include/xtables.h b/include/xtables.h
index ca674c2663eb4..fdf77d83199d0 100644
--- a/include/xtables.h
+++ b/include/xtables.h
@@ -501,6 +501,7 @@ xtables_parse_interface(const char *arg, char *vianame, unsigned char *mask);
extern struct xtables_globals *xt_params;
#define xtables_error (xt_params->exit_err)
+extern void xtables_exit_tryhelp(int status) __attribute__((noreturn));
extern void xtables_param_act(unsigned int, const char *, ...);
diff --git a/iptables/ip6tables.c b/iptables/ip6tables.c
index 46f7785b8a9c5..b0ee512b83c52 100644
--- a/iptables/ip6tables.c
+++ b/iptables/ip6tables.c
@@ -100,17 +100,6 @@ struct xtables_globals ip6tables_globals = {
#define prog_name ip6tables_globals.program_name
#define prog_vers ip6tables_globals.program_version
-static void __attribute__((noreturn))
-exit_tryhelp(int status)
-{
- if (line != -1)
- fprintf(stderr, "Error occurred at line: %d\n", line);
- fprintf(stderr, "Try `%s -h' or '%s --help' for more information.\n",
- prog_name, prog_name);
- xtables_free_opts(1);
- exit(status);
-}
-
static void
exit_printhelp(const struct xtables_rule_match *matches)
{
@@ -129,7 +118,7 @@ ip6tables_exit_error(enum xtables_exittype status, const char *msg, ...)
va_end(args);
fprintf(stderr, "\n");
if (status == PARAMETER_PROBLEM)
- exit_tryhelp(status);
+ xtables_exit_tryhelp(status);
if (status == VERSION_PROBLEM)
fprintf(stderr,
"Perhaps ip6tables or your kernel needs to be upgraded.\n");
@@ -1106,7 +1095,7 @@ int do_command6(int argc, char *argv[], char **table,
if (line != -1)
return 1; /* success: line ignored */
fprintf(stderr, "This is the IPv6 version of ip6tables.\n");
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
case '6':
/* This is indeed the IPv6 ip6tables */
@@ -1123,7 +1112,7 @@ int do_command6(int argc, char *argv[], char **table,
continue;
}
fprintf(stderr, "Bad argument `%s'\n", optarg);
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
default:
if (command_default(&cs, &ip6tables_globals, invert))
@@ -1372,7 +1361,7 @@ int do_command6(int argc, char *argv[], char **table,
break;
default:
/* We should never reach this... */
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
}
if (verbose > 1)
diff --git a/iptables/iptables.c b/iptables/iptables.c
index 7b4503498865d..5bb262447fa48 100644
--- a/iptables/iptables.c
+++ b/iptables/iptables.c
@@ -98,17 +98,6 @@ struct xtables_globals iptables_globals = {
#define prog_name iptables_globals.program_name
#define prog_vers iptables_globals.program_version
-static void __attribute__((noreturn))
-exit_tryhelp(int status)
-{
- if (line != -1)
- fprintf(stderr, "Error occurred at line: %d\n", line);
- fprintf(stderr, "Try `%s -h' or '%s --help' for more information.\n",
- prog_name, prog_name);
- xtables_free_opts(1);
- exit(status);
-}
-
static void
exit_printhelp(const struct xtables_rule_match *matches)
{
@@ -127,7 +116,7 @@ iptables_exit_error(enum xtables_exittype status, const char *msg, ...)
va_end(args);
fprintf(stderr, "\n");
if (status == PARAMETER_PROBLEM)
- exit_tryhelp(status);
+ xtables_exit_tryhelp(status);
if (status == VERSION_PROBLEM)
fprintf(stderr,
"Perhaps iptables or your kernel needs to be upgraded.\n");
@@ -1093,7 +1082,7 @@ int do_command4(int argc, char *argv[], char **table,
if (line != -1)
return 1; /* success: line ignored */
fprintf(stderr, "This is the IPv4 version of iptables.\n");
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
case 1: /* non option */
if (optarg[0] == '!' && optarg[1] == '\0') {
@@ -1106,7 +1095,7 @@ int do_command4(int argc, char *argv[], char **table,
continue;
}
fprintf(stderr, "Bad argument `%s'\n", optarg);
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
default:
if (command_default(&cs, &iptables_globals, invert))
@@ -1353,7 +1342,7 @@ int do_command4(int argc, char *argv[], char **table,
break;
default:
/* We should never reach this... */
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
}
if (verbose > 1)
diff --git a/iptables/xtables.c b/iptables/xtables.c
index 36324a5de22a8..94eae958698d4 100644
--- a/iptables/xtables.c
+++ b/iptables/xtables.c
@@ -102,17 +102,6 @@ struct xtables_globals xtables_globals = {
#define prog_name xt_params->program_name
#define prog_vers xt_params->program_version
-static void __attribute__((noreturn))
-exit_tryhelp(int status)
-{
- if (line != -1)
- fprintf(stderr, "Error occurred at line: %d\n", line);
- fprintf(stderr, "Try `%s -h' or '%s --help' for more information.\n",
- prog_name, prog_name);
- xtables_free_opts(1);
- exit(status);
-}
-
void
xtables_exit_error(enum xtables_exittype status, const char *msg, ...)
{
@@ -124,7 +113,7 @@ xtables_exit_error(enum xtables_exittype status, const char *msg, ...)
va_end(args);
fprintf(stderr, "\n");
if (status == PARAMETER_PROBLEM)
- exit_tryhelp(status);
+ xtables_exit_tryhelp(status);
if (status == VERSION_PROBLEM)
fprintf(stderr,
"Perhaps iptables or your kernel needs to be upgraded.\n");
@@ -631,7 +620,7 @@ void do_parse(struct nft_handle *h, int argc, char *argv[],
if (p->restore && args->family == AF_INET6)
return;
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
case '6':
if (args->family == AF_INET6)
@@ -640,7 +629,7 @@ void do_parse(struct nft_handle *h, int argc, char *argv[],
if (p->restore && args->family == AF_INET)
return;
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
case 1: /* non option */
if (optarg[0] == '!' && optarg[1] == '\0') {
@@ -653,7 +642,7 @@ void do_parse(struct nft_handle *h, int argc, char *argv[],
continue;
}
fprintf(stderr, "Bad argument `%s'\n", optarg);
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
default:
if (command_default(cs, xt_params, invert))
@@ -849,7 +838,7 @@ int do_commandx(struct nft_handle *h, int argc, char *argv[], char **table,
break;
default:
/* We should never reach this... */
- exit_tryhelp(2);
+ xtables_exit_tryhelp(2);
}
*table = p.table;
diff --git a/libxtables/xtables.c b/libxtables/xtables.c
index d670175db2236..7112c76beee18 100644
--- a/libxtables/xtables.c
+++ b/libxtables/xtables.c
@@ -81,6 +81,16 @@ void basic_exit_err(enum xtables_exittype status, const char *msg, ...) __attrib
struct xtables_globals *xt_params = NULL;
+void xtables_exit_tryhelp(int status)
+{
+ if (line != -1)
+ fprintf(stderr, "Error occurred at line: %d\n", line);
+ fprintf(stderr, "Try `%s -h' or '%s --help' for more information.\n",
+ xt_params->program_name, xt_params->program_name);
+ xtables_free_opts(1);
+ exit(status);
+}
+
void basic_exit_err(enum xtables_exittype status, const char *msg, ...)
{
va_list args;
--
2.33.0
