https://bugs.gentoo.org/787557

fixed call g++ directly fixed
some minor clang warnings fixed

Signed-off-by: Joerg Bornkessel <hd_brummy@gentoo.org> (02 Mar 2021)
diff -Naur mp3-0.10.2.orig/Makefile mp3-0.10.2/Makefile
--- mp3-0.10.2.orig/Makefile	2021-05-02 16:13:39.489653108 +0200
+++ mp3-0.10.2/Makefile	2021-05-02 16:13:55.695653108 +0200
@@ -179,7 +179,7 @@
 
 # Dependencies:
 
-MAKEDEP = g++ -MM -MG
+MAKEDEP = $(CXX) -MM -MG
 DEPFILE = .dependencies
 DEPFILES = $(subst i18n.c,,$(subst version.c,,$(OBJS:%.o=%.c) $(OBJS2:%.o=%.c)))
 $(DEPFILE): Makefile $(DEPFILES) $(wildcard *.h)
diff -Naur mp3-0.10.2.orig/data-mp3.c mp3-0.10.2/data-mp3.c
--- mp3-0.10.2.orig/data-mp3.c	2021-05-02 16:13:39.490653108 +0200
+++ mp3-0.10.2/data-mp3.c	2021-05-02 16:14:18.543653108 +0200
@@ -43,7 +43,7 @@
 // image suffixes to search
 const char *img_suff[] = { "jpg","png","gif",0 };
 // exclude list for instant playlist creation
-const char *excl_pl[] = { "*"PLAYLISTEXT,"*.jpg","*.gif","*.png",0 };
+const char *excl_pl[] = { "*" PLAYLISTEXT,"*.jpg","*.gif","*.png",0 };
 // exclude list for song browser
 const char *excl_br[] = { ".*","*.jpg","*.gif","*.png",0 };
 
@@ -550,7 +550,7 @@
 
 bool cPlayLists::Load(cFileSource *Source)
 {
-  static const char *spec[] = { "*"PLAYLISTEXT,0 };
+  static const char *spec[] = { "*" PLAYLISTEXT,0 };
   Clear();
   bool res=ScanDir(Source,0,stFile,spec,0,false);
   Sort();
diff -Naur mp3-0.10.2.orig/data.c mp3-0.10.2/data.c
--- mp3-0.10.2.orig/data.c	2021-05-02 16:13:39.490653108 +0200
+++ mp3-0.10.2/data.c	2021-05-02 16:14:27.279653108 +0200
@@ -89,7 +89,8 @@
   va_list ap;
   va_start(ap,fmt);
   char *str=0;
-  if(vasprintf(&str,fmt,ap)<0);
+  if(vasprintf(&str,fmt,ap)<0)
+  ;
   va_end(ap);
   return str;
 }