6804ba69d6
Source:
svn export https://github.com/illumos/illumos-gate/trunk/usr/src/cmd/make/
Yes, github also has a Subversion compatible interface - which seems to
be useful when one is only interested in a set of files.
The Github Subversion server printed: Exported revision 15816.
This corresponds to:
67c3092ccd/usr/src/cmd/make
189 lines
3.6 KiB
C
189 lines
3.6 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 1998 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#pragma init(ld_support_init)
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <libelf.h>
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#include <sys/param.h>
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#include <link.h>
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#define SUNPRO_DEPENDENCIES "SUNPRO_DEPENDENCIES"
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/*
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* Linked list of strings - used to keep lists of names
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* of directories or files.
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*/
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struct Stritem {
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char * str;
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void * next;
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};
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typedef struct Stritem Stritem;
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static char * depend_file = NULL;
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static Stritem * list = NULL;
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void mk_state_init()
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{
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depend_file = getenv(SUNPRO_DEPENDENCIES);
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} /* mk_state_init() */
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static void
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prepend_str(Stritem **list, const char * str)
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{
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Stritem * new;
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char * newstr;
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if (!(new = calloc(1, sizeof (Stritem)))) {
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perror("libmakestate.so");
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return;
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} /* if */
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if (!(newstr = malloc(strlen(str) + 1))) {
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perror("libmakestate.so");
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return;
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} /* if */
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new->str = strcpy(newstr, str);
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new->next = *list;
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*list = new;
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} /* prepend_str() */
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void
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mk_state_collect_dep(const char * file)
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{
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/*
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* SUNPRO_DEPENDENCIES wasn't set, we don't collect .make.state
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* information.
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*/
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if (!depend_file)
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return;
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prepend_str(&list, file);
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} /* mk_state_collect_dep() */
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void
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mk_state_update_exit()
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{
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Stritem * cur;
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char lockfile[MAXPATHLEN], * err, * space, * target;
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FILE * ofp;
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extern char * file_lock(char *, char *, int);
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if (!depend_file)
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return;
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if ((space = strchr(depend_file, ' ')) == NULL)
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return;
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*space = '\0';
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target = &space[1];
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(void) sprintf(lockfile, "%s.lock", depend_file);
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if ((err = file_lock(depend_file, lockfile, 0))) {
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(void) fprintf(stderr, "%s\n", err);
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return;
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} /* if */
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if (!(ofp = fopen(depend_file, "a")))
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return;
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if (list)
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(void) fprintf(ofp, "%s: ", target);
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for (cur = list; cur; cur = cur->next)
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(void) fprintf(ofp, " %s", cur->str);
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(void) fputc('\n', ofp);
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(void) fclose(ofp);
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(void) unlink(lockfile);
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*space = ' ';
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} /* mk_state_update_exit() */
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static void
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/* LINTED static unused */
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ld_support_init()
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{
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mk_state_init();
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} /* ld_support_init() */
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/* ARGSUSED */
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void
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ld_file(const char * file, const Elf_Kind ekind, int flags, Elf *elf)
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{
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if(! ((flags & LD_SUP_DERIVED) && !(flags & LD_SUP_EXTRACTED)))
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return;
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mk_state_collect_dep(file);
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} /* ld_file */
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void
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ld_atexit(int exit_code)
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{
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if (exit_code)
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return;
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mk_state_update_exit();
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} /* ld_atexit() */
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/*
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* Supporting 64-bit objects
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*/
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void
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ld_file64(const char * file, const Elf_Kind ekind, int flags, Elf *elf)
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{
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if(! ((flags & LD_SUP_DERIVED) && !(flags & LD_SUP_EXTRACTED)))
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return;
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mk_state_collect_dep(file);
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} /* ld_file64 */
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void
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ld_atexit64(int exit_code)
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{
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if (exit_code)
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return;
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mk_state_update_exit();
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} /* ld_atexit64() */
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