int
main(int argc, char *argv[])
{
char exec_path[PATH_MAX];
char link_path[PATH_MAX];
uint32_t exec_path_size = sizeof(exec_path);
char *compiler_path = exec_path;
char *lastslash;
int link = 1;
int inputs = 0;
int verbose = 0;
int m_32_64_set = 0;
/* Find the path to this executable. */
if (_NSGetExecutablePath(exec_path, &exec_path_size))
memcpy(exec_path, "/usr/bin/c99", sizeof("/usr/bin/c99"));
if (realpath(exec_path, link_path))
compiler_path = link_path;
/* Chop off c99 and replace it with clang. */
lastslash = strrchr(compiler_path, '/');
if (!lastslash)
err(EX_OSERR, "unexpected path name: %s", compiler_path);
strcpy(lastslash+1, "clang");
addarg(compiler_path);
addarg("-std=iso9899:1999");
addarg("-pedantic");
addarg("-Wextra-tokens"); /* Radar 4205857 */
addarg("-Wno-error=return-type"); /* Radar 13535926 */
addarg("-Wstatic-in-inline"); /* Radar 12866627 */
addarg("-Wignored-qualifiers"); /* Radar 13535742 */
addarg("-fmath-errno"); /* Radar 4011622 */
addarg("-fno-blocks"); /* Radar 13118788 */
for (;;)
{
int ch = getopt(argc, argv, "cD:EgI:L:o:O:sU:W:l:");
if (optind >= argc && ch == -1)
break;
switch (ch)
{
case 'c':
addarg ("-c");
link = 0;
break;
case 'D':
add_def (optarg);
break;
case 'E':
addarg ("-E");
link = 0;
break;
case 'g':
addarg ("-g");
break;
case 'I':
combine_and_addarg ("-I", optarg);
break;
case 'L':
combine_and_addarg ("-L", optarg);
break;
case 'o':
addarg ("-o");
addarg (optarg);
break;
case 'O':
combine_and_addarg ("-O", optarg);
break;
case 's':
addarg ("-s");
break;
case 'U':
record_undef (optarg);
combine_and_addarg ("-U", optarg);
break;
case 'W':
if (strcmp (optarg, "32") == 0) {
addarg ("-m32");
m_32_64_set = 1;
} else if (strcmp (optarg, "64") == 0) {
addarg ("-m64");
m_32_64_set = 1;
} else if (strcmp (optarg, "verbose") == 0)
{
addarg ("-v");
verbose = 1;
}
else
errx(EX_USAGE, "invalid argument `%s' to -W", optarg);
break;
case 'l':
addlib (optarg);
break;
case -1:
if (strcmp (argv[optind-1], "--") == 0)
{
while (optind < argc)
{
if (argv[optind][0] == '-')
combine_and_addarg ("./", argv[optind]);
else
addarg (argv[optind]);
inputs++;
optind++;
}
}
else
{
addarg (argv[optind++]);
inputs++;
}
break;
case '?':
usage ();
break;
}
}
/* If the user didn't set the width, set it from the current
host architecture. */
#ifdef __LP64__
if (!m_32_64_set)
addarg("-m64");
#else
if (!m_32_64_set)
addarg("-m32");
#endif
if (link && inputs > 0) {
addarg("-liconv");
}
if (verbose)
{
int i;
for (i = 0; args[i]; i++)
printf ("\"%s\" ", args[i]);
putchar ('\n');
}
/* Exec clang. */
execv(compiler_path, args);
err(EX_OSERR, "failed to exec compiler %s", compiler_path);
}
int
main(int argc, char *argv[])
{
int ch, i;
args = NULL;
cargs = nargs = 0;
while ((ch = getopt(argc, argv, "cD:EgI:L:o:O:sU:l:")) != -1) {
if (ch == 'l') {
/* Gone too far. Back up and get out. */
if (argv[optind - 1][0] == '-')
optind -= 1;
else
optind -= 2;
break;
} else if (ch == '?')
usage();
}
addarg("cc");
addarg("-std=iso9899:1990");
addarg("-pedantic");
addarg("-m32");
for (i = 1; i < optind; i++) {
/* "--" indicates end of options. Radar 3761967. */
if (strcmp (argv[i], "--") == 0)
dash_dash_seen = 1;
/* White space is OK between -O and 1 or 2. Radar 3762315. */
else if (strcmp (argv[i], "-O") == 0) {
if (i+1 < argc) {
if (strcmp (argv[i+1], "1") == 0 || strcmp (argv[i+1], "0") == 0) {
combine_and_addarg(argv[i], argv[i+1]);
i++;
} else
addarg(argv[i]);
}
} else if (strcmp (argv[i], "-U") == 0) {
/* Record undefined macros. */
record_undef (argv[i+1]);
addarg(argv[i]);
addarg(argv[i+1]);
i++;
} else if (strncmp (argv[i], "-U", 2) == 0) {
/* Record undefined macros. */
record_undef (argv[i]+2);
addarg(argv[i]);
} else if (strcmp (argv[i], "-L") == 0 && i+1 < argc) {
combine_and_addarg(argv[i], argv[i+1]);
i++;
} else if (strcmp (argv[i], "-D") == 0) {
add_def (argv[i+1]);
i++;
} else if (strncmp (argv[i], "-D", 2) == 0)
add_def (argv[i]+2);
else
addarg(argv[i]);
}
while (i < argc) {
if (strncmp(argv[i], "-l", 2) == 0) {
if (argv[i][2] != '\0')
addlib(argv[i++] + 2);
else {
if (argv[++i] == NULL)
usage();
addlib(argv[i++]);
}
}
else if (strcmp (argv[i], "-L") == 0 && i+1 < argc) {
combine_and_addarg(argv[i], argv[i+1]);
i+=2;
}
else if (strcmp (argv[i], "--") == 0) {
dash_dash_seen = 1;
} else
addarg(argv[i++]);
}
execv("/usr/bin/cc", args);
err(1, "/usr/bin/cc");
}
