Dropped support for old, unused thread implementations. Kept only POSIX.

Note that this is a noop as the code after precompilation did not change. This has been double checked.

mediachanger/castorrmc/common/Cgrp.c

@@ -22,12 +22,6 @@
 struct group *Cgetgrnam(name)
 const char *name;
 {
-#if (!defined(_REENTRANT) && !defined(_THREAD_SAFE))
-    /*
-     * If single-threaded compilation we don't do anything.
-     */
-    return(getgrnam(name));
-#else
     /*
      * linux or APPLE
      * The final POSIX.1c standard: the return value is int and
@@ -52,18 +46,11 @@ const char *name;
     rc = getgrnam_r(name,grp,grpbuf,grpbuflen,&result);
     serrno = ENOENT==errno?SEGROUPUNKN:SEINTERNAL;
     return(result);
-#endif
 }
 
 struct group *Cgetgrgid(gid)
 gid_t gid;
 {
-#if (!defined(_REENTRANT) && !defined(_THREAD_SAFE))
-    /*
-     * If single-threaded compilation we don't do anything.
-     */
-    return(getgrgid(gid));
-#else
     /*
      * linux or APPLE
      * The final POSIX.1c standard: the return value is int and
@@ -88,6 +75,5 @@ gid_t gid;
     rc = getgrgid_r(gid,grp,grpbuf,grpbuflen,&result);
     serrno = ENOENT==errno?SEGROUPUNKN:SEINTERNAL;
     return(result);
-#endif
 }
 

mediachanger/castorrmc/common/Cnetdb.c

@@ -21,7 +21,7 @@
 struct hostent *Cgethostbyname(name)
 const char *name;
 {
-#if (!defined(_REENTRANT) && !defined(_THREAD_SAFE)) || defined(__APPLE__)
+#if defined(__APPLE__)
     /*
      * If single-thread compilation we don't do anything.
      * Also: Windows, MACOSX and Digital UNIX v4 and higher already
@@ -62,7 +62,7 @@ const void *addr;
 size_t len;
 int type;
 {
-#if (!defined(_REENTRANT) && !defined(_THREAD_SAFE)) || defined(__APPLE__)
+#if defined(__APPLE__)
     /*
      * If single-thread compilation we don't do anything.
      * Also: Windows, MACOSX and Digital UNIX v4 and higher already
@@ -102,7 +102,7 @@ struct servent *Cgetservbyname(name,proto)
 const char *name;
 const char *proto;
 {
-#if (!defined(_REENTRANT) && !defined(_THREAD_SAFE)) || defined(__APPLE__)
+#if defined(__APPLE__)
     /*
      * If single-thread compilation we don't do anything.
      * Also: Windows, MACOSX and Digital UNIX v4 and higher already

mediachanger/castorrmc/common/remote.c

@@ -23,9 +23,7 @@
 #include <serrno.h>
 #include <Cnetdb.h>
 
-#if defined(_REENTRANT) || defined(_THREAD_SAFE)
 #define strtok(X,Y) strtok_r(X,Y,&last)
-#endif /* _REENTRANT || _THREAD_SAFE */
 
 #ifndef LOCALHOSTSFILE
 #define LOCALHOSTSFILE "/etc/shift.localhosts"
@@ -60,9 +58,7 @@ int isremote(struct in_addr from_host,
     } adr,*ladd;
     struct in_addr in ;
     struct  sockaddr_in addr;
-#if defined(_REENTRANT) || defined(_THREAD_SAFE)
     char *last = NULL;
-#endif /* _REENTRANT || _THREAD_SAFE */
 
 #if defined(__STDC__)
     char lhfile[CA_MAXPATHLEN+1] =  LOCALHOSTSFILE;

mediachanger/castorrmc/h/serrno.h

@@ -472,7 +472,6 @@
  *------------------------------------------------------------------------
  */
 
-#if defined(_REENTRANT) || defined(_THREAD_SAFE)
 /*
  * Multi-thread (MT) environment
  */
@@ -484,13 +483,6 @@ EXTERN_C int *C__serrno (void);
  */
 #define serrno (*C__serrno())
 
-#else /* _REENTRANT || _THREAD_SAFE ... */
-/*
- * non-MT environment
- */
-extern  int     serrno;                 /* Global error number          */
-#endif /* _REENTRANT || _TREAD_SAFE */
-
 EXTERN_C char *sstrerror_r (int,char *, size_t);
 EXTERN_C char *sstrerror (int);
 EXTERN_C void sperror (char *);