preparatory patch for -Wwrite-strings #4

4 files changed, 20 insertions, 23 deletions

diff --git a/networking/libiproute/iptunnel.c b/networking/libiproute/iptunnel.c
index a67803ff4..e2e75fce0 100644
--- a/networking/libiproute/iptunnel.c
+++ b/networking/libiproute/iptunnel.c
@@ -85,7 +85,7 @@ static char *do_ioctl_get_ifname(int idx)
 
 
 
-static int do_get_ioctl(char *basedev, struct ip_tunnel_parm *p)
+static int do_get_ioctl(const char *basedev, struct ip_tunnel_parm *p)
 {
         struct ifreq ifr;
         int fd;
@@ -102,7 +102,7 @@ static int do_get_ioctl(char *basedev, struct ip_tunnel_parm *p)
         return err;
 }
 
-static int do_add_ioctl(int cmd, char *basedev, struct ip_tunnel_parm *p)
+static int do_add_ioctl(int cmd, const char *basedev, struct ip_tunnel_parm *p)
 {
         struct ifreq ifr;
         int fd;
@@ -123,7 +123,7 @@ static int do_add_ioctl(int cmd, char *basedev, struct ip_tunnel_parm *p)
         return err;
 }
 
-static int do_del_ioctl(char *basedev, struct ip_tunnel_parm *p)
+static int do_del_ioctl(const char *basedev, struct ip_tunnel_parm *p)
 {
         struct ifreq ifr;
         int fd;
diff --git a/networking/libiproute/rt_names.c b/networking/libiproute/rt_names.c
index 686326ff9..797c83b4e 100644
--- a/networking/libiproute/rt_names.c
+++ b/networking/libiproute/rt_names.c
@@ -13,7 +13,7 @@
 #include "libbb.h"
 #include "rt_names.h"
 
-static void rtnl_tab_initialize(char *file, const char **tab, int size)
+static void rtnl_tab_initialize(const char *file, const char **tab, int size)
 {
         char buf[512];
         FILE *fp;
@@ -30,10 +30,11 @@ static void rtnl_tab_initialize(char *file, const char **tab, int size)
                         p++;
                 if (*p == '#' || *p == '\n' || *p == 0)
                         continue;
-                if (sscanf(p, "0x%x %s\n", &id, namebuf) != 2 &&
-                    sscanf(p, "0x%x %s #", &id, namebuf) != 2 &&
-                    sscanf(p, "%d %s\n", &id, namebuf) != 2 &&
-                    sscanf(p, "%d %s #", &id, namebuf) != 2) {
+                if (sscanf(p, "0x%x %s\n", &id, namebuf) != 2
+                 && sscanf(p, "0x%x %s #", &id, namebuf) != 2
+                 && sscanf(p, "%d %s\n", &id, namebuf) != 2
+                 && sscanf(p, "%d %s #", &id, namebuf) != 2
+                ) {
                         bb_error_msg("database %s is corrupted at %s",
                                 file, p);
                         return;
diff --git a/networking/libiproute/utils.c b/networking/libiproute/utils.c
index 5e06656f6..591c8933a 100644
--- a/networking/libiproute/utils.c
+++ b/networking/libiproute/utils.c
@@ -178,7 +178,7 @@ int get_prefix_1(inet_prefix * dst, char *arg, int family)
 
         slash = strchr(arg, '/');
         if (slash)
-                *slash = 0;
+                *slash = '\0';
         err = get_addr_1(dst, arg, family);
         if (err == 0) {
                 switch (dst->family) {
@@ -237,26 +237,22 @@ uint32_t get_addr32(char *name)
 
 void incomplete_command(void)
 {
-        bb_error_msg("command line is not complete, try option \"help\"");
-        exit(-1);
+        bb_error_msg_and_die("command line is not complete, try option \"help\"");
 }
 
-void invarg(const char * const arg, const char * const opt)
+void invarg(const char *arg, const char *opt)
 {
-        bb_error_msg(bb_msg_invalid_arg, arg, opt);
-        exit(-1);
+        bb_error_msg_and_die(bb_msg_invalid_arg, arg, opt);
 }
 
-void duparg(char *key, char *arg)
+void duparg(const char *key, const char *arg)
 {
-        bb_error_msg("duplicate \"%s\": \"%s\" is the second value", key, arg);
-        exit(-1);
+        bb_error_msg_and_die("duplicate \"%s\": \"%s\" is the second value", key, arg);
 }
 
-void duparg2(char *key, char *arg)
+void duparg2(const char *key, const char *arg)
 {
-        bb_error_msg("either \"%s\" is duplicate, or \"%s\" is garbage", key, arg);
-        exit(-1);
+        bb_error_msg_and_die("either \"%s\" is duplicate, or \"%s\" is garbage", key, arg);
 }
 
 int matches(const char *cmd, const char *pattern)
diff --git a/networking/libiproute/utils.h b/networking/libiproute/utils.h
index 5af8ba744..ebf2af194 100644
--- a/networking/libiproute/utils.h
+++ b/networking/libiproute/utils.h
@@ -75,9 +75,9 @@ extern int get_s8(int8_t *val, char *arg, int base);
 extern const char *format_host(int af, int len, void *addr, char *buf, int buflen);
 extern const char *rt_addr_n2a(int af, int len, void *addr, char *buf, int buflen);
 
-void invarg(const char * const, const char * const) ATTRIBUTE_NORETURN;
-void duparg(char *, char *) ATTRIBUTE_NORETURN;
-void duparg2(char *, char *) ATTRIBUTE_NORETURN;
+void invarg(const char *, const char *) ATTRIBUTE_NORETURN;
+void duparg(const char *, const char *) ATTRIBUTE_NORETURN;
+void duparg2(const char *, const char *) ATTRIBUTE_NORETURN;
 int matches(const char *arg, const char *pattern);
 extern int inet_addr_match(inet_prefix *a, inet_prefix *b, int bits);