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 1.19 2006/01/12 13:43:11 corecode Exp $
32 #include <objformat.h>
39 #define CCVER_DEFAULT "gcc34"
42 #ifndef BINUTILSVER_DEFAULT
43 #define BINUTILSVER_DEFAULT "binutils215"
45 #define BINUTILSVER_GCC2 "binutils212"
46 #define BINUTILSVER_GCC34 "binutils215"
53 #define arysize(ary) (sizeof(ary)/sizeof((ary)[0]))
60 static struct command commands
[] = {
63 {"c++filt", COMPILER
},
71 {"addr2line", BINUTILS2
},
78 {"objcopy", BINUTILS2
},
79 {"objdump", BINUTILS2
},
80 {"ranlib", BINUTILS2
},
82 {"strings", BINUTILS2
},
84 {"objformat", OBJFORMAT
}
88 main(int argc
, char **argv
)
93 char *cmd
, *newcmd
= NULL
;
97 const char *env_value
= NULL
;
98 const char *base_path
= NULL
;
99 int use_objformat
= 0;
101 if (getobjformat(objformat
, sizeof objformat
, &argc
, argv
) == -1)
102 errx(1, "Invalid object format");
105 * Get the last path elemenet of the program name being executed
107 cmd
= strrchr(argv
[0], '/');
113 for (cmds
= commands
; cmds
< &commands
[arysize(commands
)]; ++cmds
) {
114 if (strcmp(cmd
, cmds
->cmd
) == 0)
118 if ((ccver
= getenv("CCVER")) == NULL
|| ccver
[0] == 0)
119 ccver
= CCVER_DEFAULT
;
120 if ((buver
= getenv("BINUTILSVER")) == NULL
) {
121 if (strcmp(ccver
, "gcc2") == 0)
122 buver
= BINUTILSVER_GCC2
;
123 else if (strcmp(ccver
, "gcc34") == 0)
124 buver
= BINUTILSVER_GCC34
;
126 buver
= BINUTILSVER_DEFAULT
; /* fall through */
130 switch (cmds
->type
) {
132 base_path
= "/usr/libexec";
141 base_path
= "/usr/libexec";
146 err(1, "unknown command type");
152 * The objformat command itself doesn't need another exec
154 if (cmds
->type
== OBJFORMAT
) {
156 fprintf(stderr
, "Usage: objformat\n");
160 printf("%s\n", objformat
);
165 * make buildworld glue and CCVER overrides.
167 objformat_path
= getenv("OBJFORMAT_PATH");
168 if (objformat_path
== NULL
)
171 path
= strdup(objformat_path
);
173 if (setenv("OBJFORMAT", objformat
, 1) == -1)
174 err(1, "setenv: cannot set OBJFORMAT=%s", objformat
);
177 * objformat_path could be sequence of colon-separated paths.
179 while ((chunk
= strsep(&path
, ":")) != NULL
) {
180 if (newcmd
!= NULL
) {
185 asprintf(&newcmd
, "%s%s/%s/%s/%s",
186 chunk
, base_path
, env_value
, objformat
, cmd
);
188 asprintf(&newcmd
, "%s%s/%s/%s",
189 chunk
, base_path
, env_value
, cmd
);
192 err(1, "cannot allocate memory");
198 err(1, "in path [%s]%s/%s/%s/%s",
199 objformat_path
, base_path
, env_value
, objformat
, cmd
);
201 err(1, "in path [%s]%s/%s/%s",
202 objformat_path
, base_path
, env_value
, cmd
);