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252 lines
4.7 KiB
252 lines
4.7 KiB
/*
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* Copyright 2018 University Corporation for Atmospheric
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* Research/Unidata. See COPYRIGHT file for more info.
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*
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* This header file is for the parallel I/O functions of netCDF.
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*
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*/
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/* "$Id: netcdf_par.h,v 1.1 2010/06/01 15:46:49 ed Exp $" */
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#ifndef NCCONFIGURE_H
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#define NCCONFIGURE_H 1
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef HAVE_STDLIB_H
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#include <stdlib.h>
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#endif
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#ifdef HAVE_STDIO_H
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#include <stdio.h>
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#endif
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#ifdef HAVE_STDINT_H
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#include <stdint.h>
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#endif
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/*
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This is included in bottom
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of config.h. It is where,
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typically, alternatives to
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missing functions should be
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defined and missing types defined.
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*/
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#ifdef _WIN32
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#ifndef HAVE_SSIZE_T
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#include <basetsd.h>
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typedef SSIZE_T ssize_t;
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#define HAVE_SSIZE_T 1
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#endif
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#endif
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/*Warning: Cygwin with -ansi does not define these functions
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in its headers.*/
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#ifndef _WIN32
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#if __STDC__ == 1 /*supposed to be same as -ansi flag */
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* WARNING: in some systems, these functions may be defined as macros, so check */
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#ifndef strdup
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#ifndef HAVE_STRDUP
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char* strdup(const char*);
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#define HAVE_STRDUP
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#endif
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#endif
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#ifndef HAVE_STRLCAT
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#ifndef strlcat
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size_t strlcat(char*,const char*,size_t);
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#endif
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#endif
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#ifndef HAVE_SNPRINTF
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#ifndef snprintf
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int snprintf(char*, size_t, const char*, ...);
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#endif
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#endif
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#ifndef HAVE_STRCASECMP
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#ifndef strcasecmp
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extern int strcasecmp(const char*, const char*);
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#endif
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#endif
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#ifndef HAVE_STRTOLL
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#ifndef strtoll
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long long int strtoll(const char*, char**, int);
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#endif
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#endif
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#ifndef HAVE_STRTOULL
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#ifndef strtoull
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unsigned long long int strtoull(const char*, char**, int);
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#endif
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#endif
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#if defined(__cplusplus)
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}
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#endif
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#endif /*STDC*/
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#else /*_WIN32*/
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#ifndef HAVE_STRLCAT
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#define strlcat(d,s,n) strcat_s((d),(n),(s))
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#endif
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#ifndef __MINGW32__
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#ifndef strcasecmp
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#define strcasecmp _stricmp
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#endif
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#ifndef strncasecmp
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#define strncasecmp _strnicmp
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#endif
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#ifndef snprintf
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#if _MSC_VER<1900
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#define snprintf _snprintf
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#endif
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#endif
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#ifndef fileno
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#define fileno(f) _fileno(f)
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#endif
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#endif /*__MINGW32__*/
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#endif /*_WIN32*/
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/* handle null arguments */
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#ifndef nulldup
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#ifndef HAVE_STRDUP
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/** Copy s if not NULL.
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*
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* Implementation in terms of strdup in
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*
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* @li include/ncconfigure.h
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* @li include/netcdf_json.h
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* @li libdap4/ncd4.h
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* @li libdispatch/dfile.c
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* @li libdispatch/dinfermodel.c
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* @li libdispatch/drc.c
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* @li libdispatch/dutil.c
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* @li libdispatch/nc.c
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* @li libdispatch/ncjson.c
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* @li libdispatch/ncurl.c
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* @li libncxml/ncxml_ezxml.c
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* @li ncxml_tinyxml2.cpp
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* @li libncxml/ncxml_xml2.c
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* @li libnczarr/zsync.c
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* @li ncdump/ocprint.c
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* @li ncgen/cvt.c
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* @li ncgen/ncgen.h
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* @li ncgen3/ncgen.h
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* @li nczarr_test/test_nczarr_utils.h
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* @li oc2/ocinternal.h
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*
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* Declarations as extern:
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*
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* @li include/ncconfigure.h
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*
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* I'd like it to be
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* static inline const char *nulldup(const char *const s);
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* but that's not what's in ncconfigure.h
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*
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* @param s the string to duplicate
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* @pre s is either NULL or a NULL-terminated string
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*
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* @returns NULL or the duplicated string (caller owns the new
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* pointer)
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*
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* @throws ENOMEM if out of memory
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*
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* @post returns NULL if s is NULL, or a new pointer to a
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* freshly-allocated copy of s
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*/
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static char *nulldup(const char* s) {
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if (s != NULL) {
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ssize_t result_length = strlen(s) + 1;
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char *result = malloc(result_length);
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if (result == NULL) {
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#ifdef ENOMEM
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/* C++11, POSIX? */
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errno = ENOMEM;
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#else /* ENOMEM */
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errno = 1;
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#endif /* ENOMEM */
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return NULL;
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}
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strncpy(result, s, result_length);
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return result;
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} else {
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return NULL;
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}
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}
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#else /* HAVE_STRDUP */
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#define nulldup(s) ((s)==NULL?NULL:strdup(s))
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#endif /* HAVE_STRDUP */
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#endif /* nulldup */
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#ifndef nulllen
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#define nulllen(s) ((s)==NULL?0:strlen(s))
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#endif
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#ifndef nullfree
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#define nullfree(s) {if((s)!=NULL) {free(s);} else {}}
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#endif
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#ifndef HAVE_UCHAR
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typedef unsigned char uchar;
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#endif
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#ifndef HAVE_LONGLONG
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typedef long long longlong;
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typedef unsigned long long ulonglong;
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#endif
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#ifndef HAVE_USHORT
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typedef unsigned short ushort;
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#endif
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#ifndef HAVE_UINT
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typedef unsigned int uint;
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#endif
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#ifndef HAVE_UINT64
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typedef unsigned long long uint64;
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#endif
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#ifndef HAVE_UINT64_T
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typedef unsigned long long uint64_t;
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#endif
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#ifndef _WIN32
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#ifndef HAVE_UINTPTR_T
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#if SIZEOF_VOIDP == 8
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#define uintptr_t unsigned long
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#else
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#define uintptr_t unsigned int
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#endif
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#endif
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#endif
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#ifndef HAVE_SIZE64_T
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typedef unsigned long long size64_t;
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#endif
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#ifndef HAVE_PTRDIFF_T
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typedef long ptrdiff_t;
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#endif
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/* Provide a fixed size alternative to off_t or off64_t */
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typedef long long fileoffset_t;
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#ifndef NC_UNUSED
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#define NC_UNUSED(var) (void)var
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#endif
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#endif /* NCCONFIGURE_H */
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