2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2002 Tim J. Robbins.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * c99 -- compile standard C programs
32 * This is essentially a wrapper around the system C compiler that forces
33 * the compiler into C99 mode and handles some of the standard libraries
37 #include <sys/cdefs.h>
38 #include <sys/types.h>
47 static u_int cargs, nargs;
49 static void addarg(const char *);
50 static void addlib(const char *);
51 static void usage(void) __dead2;
54 main(int argc, char *argv[])
61 while ((ch = getopt(argc, argv, "cD:EgI:L:o:O:sU:l:")) != -1) {
63 /* Gone too far. Back up and get out. */
64 if (argv[optind - 1][0] == '-')
73 addarg("/usr/bin/cc");
74 addarg("-std=iso9899:1999");
76 for (i = 1; i < optind; i++)
79 if (strncmp(argv[i], "-l", 2) == 0) {
80 if (argv[i][2] != '\0')
81 addlib(argv[i++] + 2);
83 if (argv[++i] == NULL)
90 execv("/usr/bin/cc", args);
91 err(1, "/usr/bin/cc");
95 addarg(const char *item)
97 if (nargs + 1 >= cargs) {
99 if ((args = realloc(args, sizeof(*args) * cargs)) == NULL)
102 if ((args[nargs++] = strdup(item)) == NULL)
108 addlib(const char *lib)
111 if (strcmp(lib, "pthread") == 0)
112 /* FreeBSD's gcc uses -pthread instead of -lpthread. */
114 else if (strcmp(lib, "rt") == 0)
115 /* librt functionality is in libc or unimplemented. */
117 else if (strcmp(lib, "xnet") == 0)
118 /* xnet functionality is in libc. */
129 (void)fprintf(stderr, "%s\n%s\n",
130 "usage: c99 [-cEgs] [-D name[=value]] ... [-I directory] ... [-L directory] ...",
131 " [-o outfile] [-O optlevel] [-U name] ... operand ...");