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Posted to cvs@httpd.apache.org by rb...@hyperreal.org on 1999/07/01 19:48:18 UTC

cvs commit: apache-apr/include apr_shmem.h

rbb         99/07/01 10:48:18

  Modified:    apr      Makefile.in configure.in
  Added:       apr/shmem/unix Makefile.in shmem.c
               include  apr_shmem.h
  Log:
  First pass at shared memory for Unix.
  
  Revision  Changes    Path
  1.12      +2 -2      apache-apr/apr/Makefile.in
  
  Index: Makefile.in
  ===================================================================
  RCS file: /home/cvs/apache-apr/apr/Makefile.in,v
  retrieving revision 1.11
  retrieving revision 1.12
  diff -u -r1.11 -r1.12
  --- Makefile.in	1999/06/30 19:45:30	1.11
  +++ Makefile.in	1999/07/01 17:48:11	1.12
  @@ -22,9 +22,9 @@
   #
   # Macros for target determination
   #
  -MODULES=lib file_io network_io threadproc locks misc time
  +MODULES=lib file_io network_io threadproc locks misc time shmem
   SUBDIRS=lib file_io/@OSDIR@ network_io/@OSDIR@ threadproc/@OSDIR@ \
  -        locks/@OSDIR@ misc/@OSDIR@ time/@OSDIR@ signal/@OSDIR@
  +        locks/@OSDIR@ misc/@OSDIR@ time/@OSDIR@ signal/@OSDIR@ shmem/@OSDIR@
   
   #
   # Rules for turning inputs into outputs
  
  
  
  1.24      +2 -1      apache-apr/apr/configure.in
  
  Index: configure.in
  ===================================================================
  RCS file: /home/cvs/apache-apr/apr/configure.in,v
  retrieving revision 1.23
  retrieving revision 1.24
  diff -u -r1.23 -r1.24
  --- configure.in	1999/06/30 19:45:31	1.23
  +++ configure.in	1999/07/01 17:48:12	1.24
  @@ -179,4 +179,5 @@
   AC_OUTPUT(Makefile lib/Makefile file_io/$OSDIR/Makefile 
             network_io/$OSDIR/Makefile threadproc/$OSDIR/Makefile 
             locks/$OSDIR/Makefile misc/$OSDIR/Makefile 
  -          time/$OSDIR/Makefile signal/$OSDIR/Makefile test/Makefile)
  +          time/$OSDIR/Makefile signal/$OSDIR/Makefile shmem/$OSDIR/Makefile
  +          test/Makefile)
  
  
  
  1.1                  apache-apr/apr/shmem/unix/Makefile.in
  
  Index: Makefile.in
  ===================================================================
  #CFLAGS=$(OPTIM) $(CFLAGS1) $(EXTRA_CFLAGS)
  #LIBS=$(EXTRA_LIBS) $(LIBS1)
  #INCLUDES=$(INCLUDES1) $(INCLUDES0) $(EXTRA_INCLUDES)
  #LDFLAGS=$(LDFLAGS1) $(EXTRA_LDFLAGS)
  
  RM=@RM@
  CC=@CC@
  RANLIB=@RANLIB@
  CFLAGS=@PLATFORM@ @CFLAGS@ @OPTIM@
  LDLIBS=@LDLIBS@
  LDFLAGS=@LDFLAGS@ $(LDLIBS)
  INCDIR=../../include
  INCDIR1=../../../include
  INCLUDES=-I$(INCDIR) -I$(INCDIR1) -Imm -I.
  
  LIB=../libshmem.a
  
  OBJS=shmem.o \
  
  .c.o:
  	$(CC) $(CFLAGS) -c $(INCLUDES) $<
  
  all: $(LIB)
  
  clean:
  	$(RM) -f *.o *.a *.so
  
  distclean: clean
  	-$(RM) -f Makefile
  
  $(OBJS): Makefile
  
  $(LIB): $(OBJS)
  	$(RM) -f $@
  	$(AR) cr $@ $(OBJS)
  	$(RANLIB) $@
  
  #
  # We really don't expect end users to use this rule.  It works only with
  # gcc, and rebuilds Makefile.tmpl.  You have to re-run Configure after
  # using it.
  #
  depend:
  	cp Makefile.in Makefile.in.bak \
  	    && sed -ne '1,/^# DO NOT REMOVE/p' Makefile.in > Makefile.new \
  	    && gcc -MM $(INCLUDES) $(CFLAGS) *.c >> Makefile.new \
  	    && sed -e '1,$$s: $(INCDIR)/: $$(INCDIR)/:g' \
  	           -e '1,$$s: $(OSDIR)/: $$(OSDIR)/:g' Makefile.new \
  		> Makefile.in \
  	    && rm Makefile.new
  
  # DO NOT REMOVE
  
  
  
  1.1                  apache-apr/apr/shmem/unix/shmem.c
  
  Index: shmem.c
  ===================================================================
  /* ====================================================================
   * Copyright (c) 1999 The Apache Group.  All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer. 
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. All advertising materials mentioning features or use of this
   *    software must display the following acknowledgment:
   *    "This product includes software developed by the Apache Group
   *    for use in the Apache HTTP server project (http://www.apache.org/)."
   *
   * 4. The names "Apache Server" and "Apache Group" must not be used to
   *    endorse or promote products derived from this software without
   *    prior written permission. For written permission, please contact
   *    apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * 6. Redistributions of any form whatsoever must retain the following
   *    acknowledgment:
   *    "This product includes software developed by the Apache Group
   *    for use in the Apache HTTP server project (http://www.apache.org/)."
   *
   * THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``AS IS'' AND ANY
   * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE APACHE GROUP OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
   * OF THE POSSIBILITY OF SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Group.
   * For more information on the Apache Group and the Apache HTTP server
   * project, please see <http://www.apache.org/>.
   *
   */
  
  #include "mm.h"
  #include "apr_general.h"
  #include "apr_errno.h"
  
  struct shmem_t {
      MM *mm;
      ap_context_t *cntxt;
  };
  
  ap_status_t ap_shm_create(ap_context_t *cont, ap_size_t size, const char *file,
                            struct shmem_t **new)
  {
      MM *mm = mm_create(size, file);
  
      if (mm == NULL) {
          return APR_ENOMEM;
      }
      (*new) = (struct shmem_t *)mm_malloc(mm, sizeof(struct shmem_t));
      if ((*new) == NULL) {
          return APR_ENOMEM;
      }
      (*new)->mm = mm;
      (*new)->cntxt = cont;
      return APR_SUCCESS;
  }
  
  ap_status_t ap_shm_destroy(struct shmem_t *shared)
  {
      mm_destroy(shared->mm);
      shared->mm = NULL;
      return APR_SUCCESS;
  }
  
  ap_status_t ap_shm_malloc(struct shmem_t *shared, ap_size_t size, void **entity)
  {
      entity = mm_malloc(shared->mm, size);
      if (entity == NULL) {
          return APR_ENOMEM;
      }
      return APR_SUCCESS;
  }
  
  ap_status_t ap_shm_calloc(struct shmem_t *shared, ap_size_t num, 
                            ap_size_t size, void **entity)
  {
      entity = mm_calloc(shared->mm, num, size);
      if (entity == NULL) {
          return APR_ENOMEM;
      }
      return APR_SUCCESS;
  }
  
  ap_status_t ap_shm_realloc(struct shmem_t *shared, ap_size_t size, void **entity)
  {
      void *new;
  
      new = mm_realloc(shared->mm, *entity, size);
      if (new == NULL) {
          return APR_ENOMEM;
      }
  
      (*entity) = new;
      return APR_SUCCESS;
  }
  
  ap_status_t apr_shm_free(struct shmem_t *shared, void *entity)
  {
      mm_free(shared->mm, entity);
      return APR_SUCCESS;
  }
  
  ap_status_t ap_shm_strdup(struct shmem_t *shared, const char *old, char **new)
  {
      (*new) = mm_strdup(shared->mm, old);
      if ((*new) == NULL) {
          return APR_ENOMEM;
      }
      return APR_SUCCESS;
  }
  
  ap_status_t ap_shm_sizeof(struct shmem_t *shared, const void *ent, 
                            ap_size_t *size)
  {
      *size = mm_sizeof(shared->mm, ent);
      if ((*size) == -1) {
          return APR_EINVAL;
      }
      return APR_SUCCESS;
  }
  
  ap_status_t ap_shm_maxsize(ap_size_t *size)
  {
      (*size) = mm_maxsize();
      if ((*size) <= 0) {
          return APR_ENOMEM;
      }
      return APR_SUCCESS;
  }
  
  ap_status_t ap_shm_available(struct shmem_t *shared, ap_size_t *size)
  {
      (*size) = mm_available(shared->mm);
      if ((*size) <= 0) {
          return APR_ENOMEM;
      }
      return APR_SUCCESS;
  }
  
  ap_status_t ap_shm_child_create(ap_context_t *cont, const char *fname, 
                                  struct shmem_t **shared)
  {
      return APR_SUCCESS;
  }
  
  
  
  
  
  1.1                  apache-apr/include/apr_shmem.h
  
  Index: apr_shmem.h
  ===================================================================
  /* ====================================================================
   * Copyright (c) 1999 The Apache Group.  All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer. 
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. All advertising materials mentioning features or use of this
   *    software must display the following acknowledgment:
   *    "This product includes software developed by the Apache Group
   *    for use in the Apache HTTP server project (http://www.apache.org/)."
   *
   * 4. The names "Apache Server" and "Apache Group" must not be used to
   *    endorse or promote products derived from this software without
   *    prior written permission. For written permission, please contact
   *    apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * 6. Redistributions of any form whatsoever must retain the following
   *    acknowledgment:
   *    "This product includes software developed by the Apache Group
   *    for use in the Apache HTTP server project (http://www.apache.org/)."
   *
   * THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``AS IS'' AND ANY
   * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE APACHE GROUP OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
   * OF THE POSSIBILITY OF SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Group.
   * For more information on the Apache Group and the Apache HTTP server
   * project, please see <http://www.apache.org/>.
   *
   */
  
  #ifndef APR_SHMEM_H
  #define APR_SHMEM_H
  
  #include "apr_general.h"
  #include "apr_errno.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif /* __cplusplus */
  
  typedef   struct shmem_t ap_shmem_t
  
  ap_status_t ap_shm_create(ap_context_t *, ap_size_t, const char *, ap_shmem_t **);
  ap_status_t ap_shm_destroy(ap_shmem_t *);
  ap_status_t ap_shm_malloc(ap_shmem_t *, ap_size_t, void **);
  ap_status_t ap_shm_calloc(ap_shmem_t *, ap_size_t, ap_size_t, void **);
  ap_status_t ap_shm_realloc(ap_shmem_t *, ap_size_t, void **);
  ap_status_t ap_shm_free(ap_shmem_t *, void *);
  ap_status_t ap_shm_strdup(ap_shmem_t *, const char *, char **);
  ap_status_t ap_shm_sizeof(ap_shmem_t *, void *, ap_size_t *);
  ap_status_t ap_shm_maxsize(ap_size_t *);
  ap_status_t ap_shm_available(ap_shmem_t *, ap_size_t *);
  ap_status_t ap_shm_child_create(ap_context_t *, const char *, ap_shmem_t**);
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif  /* ! APR_FILE_IO_H */