2 * Copyright (c) 2004, The DragonFly Project. All rights reserved.
3 * Copyright (c) 1998, Peter Wemm <peter@netplex.com.au>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * $FreeBSD: src/usr.bin/objformat/objformat.c,v 1.6 1998/10/24 02:01:30 jdp Exp $
28 * $DragonFly: src/usr.bin/objformat/objformat.c,v 1.24 2007/08/26 20:40:55 corecode Exp $
32 #include <objformat.h>
39 #define CCVER_DEFAULT "gcc41"
42 #ifndef BINUTILSVER_DEFAULT
43 #define BINUTILSVER_DEFAULT "binutils217"
46 #ifndef OBJFORMAT_PATH_DEFAULT
47 #define OBJFORMAT_PATH_DEFAULT ""
55 #define arysize(ary) (sizeof(ary)/sizeof((ary)[0]))
62 static struct command commands[] = {
65 {"c++filt", COMPILER},
73 {"addr2line", BINUTILS2},
80 {"objcopy", BINUTILS2},
81 {"objdump", BINUTILS2},
82 {"ranlib", BINUTILS2},
84 {"strings", BINUTILS2},
86 {"objformat", OBJFORMAT},
91 main(int argc, char **argv)
96 char *cmd, *newcmd = NULL;
97 const char *objformat_path;
100 const char *env_value = NULL;
101 const char *base_path = NULL;
102 int use_objformat = 0;
104 if (getobjformat(objformat, sizeof objformat, &argc, argv) == -1)
105 errx(1, "Invalid object format");
108 * Get the last path elemenet of the program name being executed
110 cmd = strrchr(argv[0], '/');
116 for (cmds = commands; cmds < &commands[arysize(commands) - 1]; ++cmds) {
117 if (strcmp(cmd, cmds->cmd) == 0)
121 if ((ccver = getenv("CCVER")) == NULL || ccver[0] == 0)
122 ccver = CCVER_DEFAULT;
123 if ((buver = getenv("BINUTILSVER")) == NULL) {
124 buver = BINUTILSVER_DEFAULT;
128 switch (cmds->type) {
130 base_path = "/usr/libexec";
139 base_path = "/usr/libexec";
144 errx(1, "unknown command type");
150 * The objformat command itself doesn't need another exec
152 if (cmds->type == OBJFORMAT) {
154 fprintf(stderr, "Usage: objformat\n");
158 printf("%s\n", objformat);
163 * make buildworld glue and CCVER overrides.
165 objformat_path = getenv("OBJFORMAT_PATH");
166 if (objformat_path == NULL)
167 objformat_path = OBJFORMAT_PATH_DEFAULT;
169 path = strdup(objformat_path);
171 if (setenv("OBJFORMAT", objformat, 1) == -1)
172 err(1, "setenv: cannot set OBJFORMAT=%s", objformat);
175 * objformat_path could be sequence of colon-separated paths.
177 while ((chunk = strsep(&path, ":")) != NULL) {
178 if (newcmd != NULL) {
183 asprintf(&newcmd, "%s%s/%s/%s/%s",
184 chunk, base_path, env_value, objformat, cmd);
186 asprintf(&newcmd, "%s%s/%s/%s",
187 chunk, base_path, env_value, cmd);
190 err(1, "cannot allocate memory");
196 err(1, "in path [%s]%s/%s/%s/%s",
197 objformat_path, base_path, env_value, objformat, cmd);
199 err(1, "in path [%s]%s/%s/%s",
200 objformat_path, base_path, env_value, cmd);