From d2a386d6e35c1791ffcc8f09fe162b0591184f95 Mon Sep 17 00:00:00 2001 From: "Marc G. Fournier" Date: Tue, 25 Mar 1997 07:54:53 +0000 Subject: [PATCH] MOre univel port patches/files from: "Michael P. Snyder" --- src/backend/port/univel/Makefile | 35 ++++ .../port/univel/frontend-port-protos.h | 22 +++ src/backend/port/univel/port-protos.h | 40 +++++ src/backend/port/univel/port.c | 161 ++++++++++++++++++ src/backend/port/univel/rusagestub.h | 30 ++++ src/backend/port/univel/tas.s | 35 ++++ src/port/univel.h | 19 +++ 7 files changed, 342 insertions(+) create mode 100644 src/backend/port/univel/Makefile create mode 100644 src/backend/port/univel/frontend-port-protos.h create mode 100644 src/backend/port/univel/port-protos.h create mode 100644 src/backend/port/univel/port.c create mode 100644 src/backend/port/univel/rusagestub.h create mode 100644 src/backend/port/univel/tas.s create mode 100644 src/port/univel.h diff --git a/src/backend/port/univel/Makefile b/src/backend/port/univel/Makefile new file mode 100644 index 0000000000..1f75ab77b0 --- /dev/null +++ b/src/backend/port/univel/Makefile @@ -0,0 +1,35 @@ +#------------------------------------------------------------------------- +# +# Makefile-- +# Makefile for port/univel +# +# IDENTIFICATION +# $Header: /cvsroot/pgsql/src/backend/port/univel/Attic/Makefile,v 1.1 1997/03/25 07:54:31 scrappy Exp $ +# +#------------------------------------------------------------------------- + +SRCDIR = ../../.. +include ../../../Makefile.global + +INCLUDE_OPT = -I../.. \ + -I../../../include + +CFLAGS+=$(INCLUDE_OPT) + +OBJS = port.o #tas.o + +all: SUBSYS.o + +SUBSYS.o: $(OBJS) + $(LD) -r -o SUBSYS.o $(OBJS) + +depend dep: + $(CC) -MM $(INCLUDE_OPT) *.c >depend + +clean: + rm -f SUBSYS.o $(OBJS) + +ifeq (depend,$(wildcard depend)) +include depend +endif + diff --git a/src/backend/port/univel/frontend-port-protos.h b/src/backend/port/univel/frontend-port-protos.h new file mode 100644 index 0000000000..b76feb9d6c --- /dev/null +++ b/src/backend/port/univel/frontend-port-protos.h @@ -0,0 +1,22 @@ +/*------------------------------------------------------------------------- + * + * port-protos.h-- + * port-specific prototypes for Intel x86/Intel SVR4 + * + * + * Copyright (c) 1994, Regents of the University of California + * + * port-protos.h,v 1.2 1995/03/17 06:40:18 andrew Exp + * + *------------------------------------------------------------------------- + */ +#ifndef FPORT_PROTOS_H +#define FPORT_PROTOS_H + +/* port.c */ +extern long random(void); +extern void srandom(int seed); +extern int strcasecmp(char *s1,char *s2); +extern int gethostname(char *name,int namelen); + +#endif /* FPORT_PROTOS_H */ diff --git a/src/backend/port/univel/port-protos.h b/src/backend/port/univel/port-protos.h new file mode 100644 index 0000000000..8c5cfb0f01 --- /dev/null +++ b/src/backend/port/univel/port-protos.h @@ -0,0 +1,40 @@ +/*------------------------------------------------------------------------- + * + * port-protos.h-- + * port-specific prototypes for Intel x86/Intel SVR4 + * + * + * Copyright (c) 1994, Regents of the University of California + * + * port-protos.h,v 1.2 1995/03/17 06:40:18 andrew Exp + * + *------------------------------------------------------------------------- + */ +#ifndef PORT_PROTOS_H +#define PORT_PROTOS_H + +#include +#include "fmgr.h" /* for func_ptr */ +#include "utils/dynamic_loader.h" + +/* dynloader.c */ +/* + * Dynamic Loader on Intel x86/Intel SVR4. + * + * this dynamic loader uses the system dynamic loading interface for shared + * libraries (ie. dlopen/dlsym/dlclose). The user must specify a shared + * library as the file to be dynamically loaded. + * + */ +#define pg_dlopen(f) dlopen(f,RTLD_LAZY) +#define pg_dlsym dlsym +#define pg_dlclose dlclose +#define pg_dlerror dlerror + +/* port.c */ +extern long random(void); +extern void srandom(int seed); +extern int strcasecmp(char *s1,char *s2); +extern int gethostname(char *name,int namelen); + +#endif /* PORT_PROTOS_H */ diff --git a/src/backend/port/univel/port.c b/src/backend/port/univel/port.c new file mode 100644 index 0000000000..07daeba62c --- /dev/null +++ b/src/backend/port/univel/port.c @@ -0,0 +1,161 @@ +/*------------------------------------------------------------------------- + * + * port.c-- + * Intel x86/Intel SVR4-specific routines + * + * Copyright (c) 1994, Regents of the University of California + * + * + * IDENTIFICATION + * /usr/local/devel/pglite/cvs/src/backend/port/svr4/port.c,v 1.2 1995/03/17 06:40:19 andrew Exp + * + *------------------------------------------------------------------------- + */ +#include /* for pow() prototype */ + +#include +#include "rusagestub.h" +#include "port-protos.h" + +long +random() +{ + return(lrand48()); +} + +void +srandom(int seed) +{ + srand48((long int) seed); +} + +int +getrusage(int who, struct rusage *rusage) +{ + struct tms tms; + register int tick_rate = CLK_TCK; /* ticks per second */ + clock_t u, s; + + if (rusage == (struct rusage *) NULL) { + errno = EFAULT; + return(-1); + } + if (times(&tms) < 0) { + /* errno set by times */ + return(-1); + } + switch (who) { + case RUSAGE_SELF: + u = tms.tms_utime; + s = tms.tms_stime; + break; + case RUSAGE_CHILDREN: + u = tms.tms_cutime; + s = tms.tms_cstime; + break; + default: + errno = EINVAL; + return(-1); + } +#define TICK_TO_SEC(T, RATE) ((T)/(RATE)) +#define TICK_TO_USEC(T,RATE) (((T)%(RATE)*1000000)/RATE) + rusage->ru_utime.tv_sec = TICK_TO_SEC(u, tick_rate); + rusage->ru_utime.tv_usec = TICK_TO_USEC(u, tick_rate); + rusage->ru_stime.tv_sec = TICK_TO_SEC(s, tick_rate); + rusage->ru_stime.tv_usec = TICK_TO_USEC(u, tick_rate); + return(0); +} + +/* + * Copyright (c) 1987 Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms are permitted + * provided that this notice is preserved and that due credit is given + * to the University of California at Berkeley. The name of the University + * may not be used to endorse or promote products derived from this + * software without specific written prior permission. This software + * is provided ``as is'' without express or implied warranty. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)strcasecmp.c 5.5 (Berkeley) 11/24/87"; +#endif /* LIBC_SCCS and not lint */ + +#include +#include + +/* + * This array is designed for mapping upper and lower case letter + * together for a case independent comparison. The mappings are +p * based upon ascii character sequences. + */ +static unsigned char charmap[] = { + '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007', + '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017', + '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027', + '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037', + '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047', + '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057', + '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067', + '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077', + '\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147', + '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', + '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', + '\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137', + '\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147', + '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', + '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', + '\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177', + '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207', + '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217', + '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227', + '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237', + '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247', + '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257', + '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267', + '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277', + '\300', '\341', '\342', '\343', '\344', '\345', '\346', '\347', + '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', + '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', + '\370', '\371', '\372', '\333', '\334', '\335', '\336', '\337', + '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347', + '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', + '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', + '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377', +}; + +int +strcasecmp(char *s1, char *s2) +{ + register unsigned char u1, u2; + + for (;;) { + u1 = (unsigned char) *s1++; + u2 = (unsigned char) *s2++; + if (charmap[u1] != charmap[u2]) { + return charmap[u1] - charmap[u2]; + } + if (u1 == '\0') { + return 0; + } + } +} + +#include + +int gethostname(char *name, int namelen) +{ + static struct utsname mname; + static int called=0; + + if(!called) + { + called++; + uname(&mname); + } + strncpy(name,mname.nodename,(SYS_NMLN /* for struct timeval */ +#include /* for struct tms */ +#include /* for CLK_TCK */ + +#define RUSAGE_SELF 0 +#define RUSAGE_CHILDREN -1 + +struct rusage { + struct timeval ru_utime; /* user time used */ + struct timeval ru_stime; /* system time used */ +}; + +extern int getrusage(int who, struct rusage *rusage); + +#endif /* RUSAGESTUB_H */ diff --git a/src/backend/port/univel/tas.s b/src/backend/port/univel/tas.s new file mode 100644 index 0000000000..bbc91fc82a --- /dev/null +++ b/src/backend/port/univel/tas.s @@ -0,0 +1,35 @@ +/============================================================================= +/ tas.s -- test and set lock for i386_solaris +/============================================================================= + + .file "tas.s" + .text + .align 16 +.L1.text: + + .globl tas +tas: + pushl %ebp /save prev base pointer + movl %esp,%ebp /new base pointer + pushl %ebx /save prev bx + movl 8(%ebp),%ebx /load bx with address of lock + pushl %ebx /save prev bx + movl 8(%ebp),%ebx /load bx with address of lock + movl $255,%eax /put something in ax + xchgb %al,(%ebx) /swap lock value with "0" + cmpb $0,%al /did we get the lock? + jne .Locked + subl %eax,%eax /yes, we got it -- return 0 + jmp .Finish + .align 4 +.Locked: + movl $1,%eax /no, we didn't get it - return 1 +.Finish: + popl %ebx /restore prev bx + movl %ebp,%esp /restore stack state + popl %ebp + ret /return + .align 4 + .type tas,@function + .size tas,.-tas + diff --git a/src/port/univel.h b/src/port/univel.h new file mode 100644 index 0000000000..f1a7afc83b --- /dev/null +++ b/src/port/univel.h @@ -0,0 +1,19 @@ +# define USE_POSIX_TIME +# define NO_EMPTY_STMTS +# define USE_POSIX_SIGNALS +# define SYSV_DIRENT + +#if 0 +# define HAS_TEST_AND_SET + typedef unsigned char slock_t; +#endif + +extern long random(void); +extern void srandom(int seed); +extern int strcasecmp(char *s1,char *s2); +extern int gethostname(char *name,int namelen); + +#ifndef BYTE_ORDER +#define BYTE_ORDER LITTLE_ENDIAN +#endif +