#define PAIRMAX 1008 /* arbitrary on PBLKSIZ-N */
#define SPLTMAX 10 /* maximum allowed splits */
/* for a single insertion */
+#ifdef VMS
+#define DIRFEXT ".sdbm_dir"
+#else
#define DIRFEXT ".dir"
+#endif
#define PAGFEXT ".pag"
typedef struct {
int dsize;
} datum;
-extern datum nullitem;
+EXTCONST datum nullitem
+#ifdef DOINIT
+ = {0, 0}
+#endif
+ ;
-#ifdef __STDC__
+#if defined(__STDC__) || defined(__cplusplus) || defined(CAN_PROTOTYPE)
#define proto(p) p
#else
#define proto(p) ()
extern int sdbm_store proto((DBM *, datum, datum, int));
extern datum sdbm_firstkey proto((DBM *));
extern datum sdbm_nextkey proto((DBM *));
+extern int sdbm_exists proto((DBM *, datum));
/*
* other
extern long sdbm_hash proto((char *, int));
#ifndef SDBM_ONLY
-#define dbm_open sdbm_open;
-#define dbm_close sdbm_close;
-#define dbm_fetch sdbm_fetch;
-#define dbm_store sdbm_store;
-#define dbm_delete sdbm_delete;
-#define dbm_firstkey sdbm_firstkey;
-#define dbm_nextkey sdbm_nextkey;
-#define dbm_error sdbm_error;
-#define dbm_clearerr sdbm_clearerr;
-#endif
-
-/* Most of the following is stolen from perl.h. */
+#define dbm_open sdbm_open
+#define dbm_close sdbm_close
+#define dbm_fetch sdbm_fetch
+#define dbm_store sdbm_store
+#define dbm_delete sdbm_delete
+#define dbm_firstkey sdbm_firstkey
+#define dbm_nextkey sdbm_nextkey
+#define dbm_error sdbm_error
+#define dbm_clearerr sdbm_clearerr
+#endif
+
+/* Most of the following is stolen from perl.h. We don't include
+ perl.h here because we just want the portability parts of perl.h,
+ not everything else.
+*/
#ifndef H_PERL /* Include guard */
+#include "embed.h" /* Follow all the global renamings. */
/*
* The following contortions are brought to you on behalf of all the
# endif
#endif
-#ifdef MYMALLOC
-# ifdef HIDEMYMALLOC
-# define malloc Perl_malloc
-# define realloc Perl_realloc
-# define free Perl_free
-# define calloc Perl_calloc
-# endif
-# define safemalloc malloc
-# define saferealloc realloc
-# define safefree free
-# define safecalloc calloc
-#endif
-
#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus)
# define STANDARD_C 1
#endif
#include <ctype.h>
#include <setjmp.h>
-#ifdef I_UNISTD
+#if defined(I_UNISTD)
#include <unistd.h>
#endif
-#ifndef MSDOS
-# ifdef PARAM_NEEDS_TYPES
-# include <sys/types.h>
+#ifdef VMS
+# include <file.h>
+# include <unixio.h>
+#endif
+
+#ifdef I_SYS_PARAM
+# if !defined(MSDOS) && !defined(WIN32) && !defined(VMS)
+# ifdef PARAM_NEEDS_TYPES
+# include <sys/types.h>
+# endif
+# include <sys/param.h>
# endif
-# include <sys/param.h>
#endif
#ifndef _TYPES_ /* If types.h defines this it's easy. */
#define MEM_SIZE Size_t
+/* This comes after <stdlib.h> so we don't try to change the standard
+ * library prototypes; we'll use our own instead. */
+
+#if defined(MYMALLOC) && !defined(PERL_POLLUTE_MALLOC)
+# define malloc Perl_malloc
+# define calloc Perl_calloc
+# define realloc Perl_realloc
+# define free Perl_mfree
+
+Malloc_t Perl_malloc proto((MEM_SIZE nbytes));
+Malloc_t Perl_calloc proto((MEM_SIZE elements, MEM_SIZE size));
+Malloc_t Perl_realloc proto((Malloc_t where, MEM_SIZE nbytes));
+Free_t Perl_mfree proto((Malloc_t where));
+#endif /* MYMALLOC */
+
#ifdef I_STRING
-#include <string.h>
+# ifndef __ultrix__
+# include <string.h>
+# endif
#else
-#include <strings.h>
+# include <strings.h>
#endif
#ifdef I_MEMORY
#include <memory.h>
-#endif
+#endif
-#if defined(mips) && defined(ultrix) && !defined(__STDC__)
-# undef HAS_MEMCMP
+#ifdef __cplusplus
+#define HAS_MEMCPY
#endif
#ifdef HAS_MEMCPY
# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
# ifndef memcpy
- extern char * memcpy _((char*, char*, int));
+ extern char * memcpy proto((char*, char*, int));
# endif
# endif
#else
#ifdef HAS_MEMSET
# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
# ifndef memset
- extern char *memset _((char*, int, int));
+ extern char *memset proto((char*, int, int));
# endif
# endif
# define memzero(d,l) memset(d,0,l)
# endif
#endif /* HAS_MEMSET */
-#ifdef HAS_MEMCMP
+#if defined(mips) && defined(ultrix) && !defined(__STDC__)
+# undef HAS_MEMCMP
+#endif
+
+#if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
# if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
# ifndef memcmp
- extern int memcmp _((char*, char*, int));
+ extern int memcmp proto((char*, char*, int));
# endif
# endif
+# ifdef BUGGY_MSC
+# pragma function(memcmp)
+# endif
#else
# ifndef memcmp
-# define memcmp my_memcmp
+ /* maybe we should have included the full embedding header... */
+# ifdef NO_EMBED
+# define memcmp my_memcmp
+# else
+# define memcmp Perl_my_memcmp
+# endif
+#ifndef __cplusplus
+ extern int memcmp proto((char*, char*, int));
+#endif
# endif
#endif /* HAS_MEMCMP */
-/* we prefer bcmp slightly for comparisons that don't care about ordering */
#ifndef HAS_BCMP
# ifndef bcmp
# define bcmp(s1,s2,l) memcmp(s1,s2,l)
# endif
-#endif /* HAS_BCMP */
+#endif /* !HAS_BCMP */
+
+#ifdef HAS_MEMCMP
+# define memNE(s1,s2,l) (memcmp(s1,s2,l))
+# define memEQ(s1,s2,l) (!memcmp(s1,s2,l))
+#else
+# define memNE(s1,s2,l) (bcmp(s1,s2,l))
+# define memEQ(s1,s2,l) (!bcmp(s1,s2,l))
+#endif
#ifdef I_NETINET_IN
-# include <netinet/in.h>
+# ifdef VMS
+# include <in.h>
+# else
+# include <netinet/in.h>
+# endif
#endif
#endif /* Include guard */
+