Applied vodz' patches #49 and #50 (with a small correction in runshell.c)

#49: I found one memory overflow and memory leak in "ln" applet.
Last patch reduced also 54 bytes. ;)

#50: I found bug in loginutils/Makefile.in.
New patch have also new function to libbb and
aplied this to applets and other cosmetic changes.

1 files changed, 1 insertions, 2 deletions

diff --git a/libbb/concat_path_file.c b/libbb/concat_path_file.c
index e62b99ef6..0146606a1 100644
--- a/libbb/concat_path_file.c
+++ b/libbb/concat_path_file.c
@@ -38,8 +38,7 @@ extern char *concat_path_file(const char *path, const char *filename)
         lc = last_char_is(path, '/');
         while (*filename == '/')
                 filename++;
-        outbuf = xmalloc(strlen(path)+strlen(filename)+1+(lc==NULL));
-        sprintf(outbuf, "%s%s%s", path, (lc==NULL)? "/" : "", filename);
+       bb_asprintf(&outbuf, "%s%s%s", path, (lc==NULL)? "/" : "", filename);
 
         return outbuf;
 }