resolved: when there's already somebody listening on the LLMNR ports, simple disable...

[elogind.git] / src / binfmt / binfmt.c

diff --git a/src/binfmt/binfmt.c b/src/binfmt/binfmt.c
index f8c97b5ca54869da0a170697b4e0631e0df53e50..c1c152239bed496e8c37d353e8bc7d3b2c1182b1 100644 (file)
--- a/src/binfmt/binfmt.c
+++ b/src/binfmt/binfmt.c
@@ -33,6 +33,8 @@
 #include "strv.h"
 #include "util.h"
 #include "conf-files.h"
+#include "fileio.h"
+#include "build.h"
 
 static const char conf_file_dirs[] =
         "/etc/binfmt.d\0"
@@ -61,7 +63,7 @@ static int delete_rule(const char *rule) {
         if (!fn)
                 return log_oom();
 
-        return write_one_line_file(fn, "-1");
+        return write_string_file(fn, "-1");
 }
 
 static int apply_rule(const char *rule) {
@@ -69,7 +71,7 @@ static int apply_rule(const char *rule) {
 
         delete_rule(rule);
 
-        r = write_one_line_file("/proc/sys/fs/binfmt_misc/register", rule);
+        r = write_string_file("/proc/sys/fs/binfmt_misc/register", rule);
         if (r < 0) {
                 log_error("Failed to add binary format: %s", strerror(-r));
                 return r;
@@ -84,7 +86,7 @@ static int apply_file(const char *path, bool ignore_enoent) {
 
         assert(path);
 
-        r = search_and_fopen_nulstr(path, "re", conf_file_dirs, &f);
+        r = search_and_fopen_nulstr(path, "re", NULL, conf_file_dirs, &f);
         if (r < 0) {
                 if (ignore_enoent && r == -ENOENT)
                         return 0;
@@ -93,7 +95,7 @@ static int apply_file(const char *path, bool ignore_enoent) {
                 return r;
         }
 
-        log_debug("apply: %s\n", path);
+        log_debug("apply: %s", path);
         for (;;) {
                 char l[LINE_MAX], *p;
                 int k;
@@ -109,7 +111,7 @@ static int apply_file(const char *path, bool ignore_enoent) {
                 p = strstrip(l);
                 if (!*p)
                         continue;
-                if (strchr(COMMENTS, *p))
+                if (strchr(COMMENTS "\n", *p))
                         continue;
 
                 k = apply_rule(p);
@@ -120,21 +122,24 @@ static int apply_file(const char *path, bool ignore_enoent) {
         return r;
 }
 
-static int help(void) {
-
+static void help(void) {
         printf("%s [OPTIONS...] [CONFIGURATION FILE...]\n\n"
                "Registers binary formats.\n\n"
-               "  -h --help             Show this help\n",
-               program_invocation_short_name);
-
-        return 0;
+               "  -h --help             Show this help\n"
+               "     --version          Show package version\n"
+               , program_invocation_short_name);
 }
 
 static int parse_argv(int argc, char *argv[]) {
 
+        enum {
+                ARG_VERSION = 0x100,
+        };
+
         static const struct option options[] = {
                 { "help",      no_argument,       NULL, 'h'           },
-                { NULL,        0,                 NULL, 0             }
+                { "version",   no_argument,       NULL, ARG_VERSION   },
+                {}
         };
 
         int c;
@@ -142,7 +147,7 @@ static int parse_argv(int argc, char *argv[]) {
         assert(argc >= 0);
         assert(argv);
 
-        while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0) {
+        while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0)
 
                 switch (c) {
 
@@ -150,14 +155,17 @@ static int parse_argv(int argc, char *argv[]) {
                         help();
                         return 0;
 
+                case ARG_VERSION:
+                        puts(PACKAGE_STRING);
+                        puts(SYSTEMD_FEATURES);
+                        return 0;
+
                 case '?':
                         return -EINVAL;
 
                 default:
-                        log_error("Unknown option code %c", c);
-                        return -EINVAL;
+                        assert_not_reached("Unhandled option");
                 }
-        }
 
         return 1;
 }
@@ -196,7 +204,7 @@ int main(int argc, char *argv[]) {
                 }
 
                 /* Flush out all rules */
-                write_one_line_file("/proc/sys/fs/binfmt_misc/status", "-1");
+                write_string_file("/proc/sys/fs/binfmt_misc/status", "-1");
 
                 STRV_FOREACH(f, files) {
                         k = apply_file(*f, true);