new libbb func: xmalloc_realpath (+ use it where makes sense)

syslogd, logread: add debugging code (disabled)
syslogs: drastically smaller bss; fix "-C n" behaviour

2 files changed, 3 insertions, 1 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 7ee66dce6..e92e4db1c 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -238,6 +238,7 @@ extern DIR *warn_opendir(const char *path);
 
 char *xgetcwd(char *cwd);
 char *xreadlink(const char *path);
+char *xmalloc_realpath(const char *path);
 extern void xstat(char *filename, struct stat *buf);
 extern pid_t spawn(char **argv);
 extern pid_t xspawn(char **argv);
diff --git a/include/usage.h b/include/usage.h
index af518de0b..6202c4afd 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -3021,7 +3021,8 @@
        "\n      -R HOST[:PORT]  Log to IP or hostname on PORT (default PORT=514/UDP)" \
        "\n      -L      Log locally and via network logging (default is network only)") \
         USE_FEATURE_IPC_SYSLOG( \
-       "\n      -C [size(KiB)]  Log to a circular buffer (read the buffer using logread)")
+       "\n      -C[size(KiB)]   Log to a circular buffer (read the buffer using logread)")
+        /* NB: -Csize shouldn't have space (because size is optional) */
 #define syslogd_example_usage \
        "$ syslogd -R masterlog:514\n" \
        "$ syslogd -R 192.168.1.1:601\n"