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Commit2de3d96

Browse files
author
Bryan Henderson
committed
Add nextstep port, courtesy of Ovidiu Predescu.
1 parentef228cb commit2de3d96

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5 files changed

+194
-0
lines changed

5 files changed

+194
-0
lines changed

‎src/backend/port/nextstep/Makefile

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#-------------------------------------------------------------------------
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#
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# Makefile--
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# Makefile for port/next (NeXTStep 3.3 specific stuff)
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#
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#-------------------------------------------------------------------------
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SRCDIR = ../../..
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include ../../../Makefile.global
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INCLUDE_OPT = -I../..\
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-I../../../include
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CFLAGS+=$(INCLUDE_OPT)
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OBJS = dynloader.o port.o
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all: SUBSYS.o
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SUBSYS.o:$(OBJS)
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$(LD) -r -o SUBSYS.o$(OBJS)
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dependdep:
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$(CC) -MM$(INCLUDE_OPT)*.c>depend
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clean:
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rm -f SUBSYS.o$(OBJS)
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ifeq (depend,$(wildcard depend))
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include depend
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endif

‎src/backend/port/nextstep/dynloader.c

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#include<mach-o/rld.h>
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#include<streams/streams.h>
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#include<stdlib.h>
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staticchar*lastError=NULL;
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staticNXStream*OpenError()
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{
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returnNXOpenMemory(NULL,0,NX_WRITEONLY);
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}
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staticvoidCloseError(NXStream*s)
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{
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if (s)
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NXCloseMemory (s,NX_FREEBUFFER);
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}
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staticvoidTransferError(NXStream*s)
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{
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char*buffer;
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intlen,maxlen;
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if (lastError)
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free (lastError);
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NXGetMemoryBuffer (s,&buffer,&len,&maxlen);
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lastError=malloc (len+1);
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strcpy (lastError,buffer);
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}
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void*next_dlopen(char*name)
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{
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intrld_success;
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NXStream*errorStream;
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char*result=NULL;
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char**p;
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errorStream=OpenError();
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p=calloc (2,sizeof(void*));
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p[0]=name;
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rld_success=rld_load(errorStream,NULL,p,NULL);
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free (p);
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if (!rld_success) {
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TransferError (errorStream);
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result= (char*)1;
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}
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CloseError (errorStream);
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returnresult;
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}
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intnext_dlclose(void*handle)
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{
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return0;
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}
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void*next_dlsym (void*handle,char*symbol)
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{
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NXStream*errorStream=OpenError();
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charsymbuf[1024];
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unsigned longsymref=0;
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sprintf(symbuf,"_%s",symbol);
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if (!rld_lookup (errorStream,symbuf,&symref))
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TransferError(errorStream);
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CloseError(errorStream);
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return (void*)symref;
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}
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char*next_dlerror(void)
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{
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returnlastError;
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}

‎src/backend/port/nextstep/machine.h

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#ifndefMACHINE_H
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#defineMACHINE_H
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#defineBLCKSZ8192
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#endif
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/*-------------------------------------------------------------------------
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*
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* port-protos.h--
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* port-specific prototypes for NeXT
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*
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-------------------------------------------------------------------------
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*/
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#ifndefPORT_PROTOS_H
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#definePORT_PROTOS_H
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#include"fmgr.h"/* for func_ptr */
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#include"utils/dynamic_loader.h"
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void*next_dlopen(char*name);
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intnext_dlclose(void*handle);
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void*next_dlsym (void*handle,char*symbol);
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char*next_dlerror(void);
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#definepg_dlopen(f)next_dlopen
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#definepg_dlsymnext_dlsym
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#definepg_dlclosenext_dlclose
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#definepg_dlerrornext_dlerror
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/* port.c */
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#endif/* PORT_PROTOS_H */

‎src/backend/port/nextstep/port.c

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#ifndef_POSIX_SOURCE
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# include<libc.h>
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#else
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# include<unistd.h>
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# include<stdlib.h>
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#endif
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#include<string.h>
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#include<sys/signal.h>
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voidputenv(char*name)
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{
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externchar**environ;
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staticintwas_mallocated=0;
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intsize;
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/* Compute the size of environ array including the final NULL */
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for (size=1;environ[size++];)
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/* nothing */;
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if (!was_mallocated) {
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char**tmp=environ;
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inti;
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was_mallocated=1;
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environ=malloc (size*sizeof(char*));
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for (i=0;i<size;i++)
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environ[i]=tmp[i];
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}
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environ=realloc (environ, (size+1)*sizeof (char*));
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environ[size-1]=strcpy (malloc (strlen (name)+1),name);
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environ[size]=NULL;
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}
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char*strdup (constchar*string)
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{
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returnstrcpy (malloc (strlen (string)+1),string);
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}
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#ifndef_POSIX_SOURCE
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intsigaddset(int*set,intsigno)
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{
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*set |=sigmask(signo);
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return*set;
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}
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intsigemptyset(int*set)
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{
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return (*set=0);
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}
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char*getcwd(char*buf,size_tsize)
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{
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returngetwd (buf);
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}
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#endif

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