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-rw-r--r--include/libbb.h5
-rw-r--r--include/usage.h2
2 files changed, 6 insertions, 1 deletions
diff --git a/include/libbb.h b/include/libbb.h
index 48937c4..1ea2e35 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -315,6 +315,7 @@ void kill_myself_with_sig(int sig) ATTRIBUTE_NORETURN;
void xsetgid(gid_t gid);
void xsetuid(uid_t uid);
void xchdir(const char *path);
+void xchroot(const char *path);
void xsetenv(const char *key, const char *value);
void xunlink(const char *pathname);
void xstat(const char *pathname, struct stat *buf);
@@ -500,6 +501,8 @@ extern void *xrealloc(void *old, size_t size);
extern ssize_t safe_read(int fd, void *buf, size_t count);
extern ssize_t nonblock_safe_read(int fd, void *buf, size_t count);
+// NB: will return short read on error, not -1,
+// if some data was read before error occurred
extern ssize_t full_read(int fd, void *buf, size_t count);
extern void xread(int fd, void *buf, size_t count);
extern unsigned char xread_char(int fd);
@@ -514,6 +517,8 @@ extern ssize_t open_read_close(const char *filename, void *buf, size_t count);
extern void *xmalloc_open_read_close(const char *filename, size_t *sizep);
extern ssize_t safe_write(int fd, const void *buf, size_t count);
+// NB: will return short write on error, not -1,
+// if some data was written before error occurred
extern ssize_t full_write(int fd, const void *buf, size_t count);
extern void xwrite(int fd, const void *buf, size_t count);
diff --git a/include/usage.h b/include/usage.h
index 7c9a90e..359f88d 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -2055,7 +2055,7 @@ USE_FEATURE_BRCTL_FANCY("\n" \
"SPOOLDIR"
#define lpd_full_usage \
"Example:" \
- "\n tcpsvd -E localhost 515 lpd /var/spool"
+ "\n tcpsvd -E 0 515 softlimit -m 99999 lpd /var/spool"
#define lpq_trivial_usage \
"[-P queue[@host[:port]]] [-U USERNAME] [-d JOBID...] [-fs]"