int main(int argc, char *argv[])
{
struct wrapper_data data;
memset(&data, 0, sizeof(data));
if (getenv("PATH"))
data.path = xstrdup(getenv("PATH"));
/* What should we find ? */
data.name = basename(argv[0]);
/* Allow for common compiler names like cc->gcc */
size_t i;
for (i = 0; i < ARRAY_SIZE(wrapper_aliases); ++i)
if (!strcmp(data.name, wrapper_aliases[i].alias))
data.name = wrapper_aliases[i].target;
/* What is the full name of our wrapper? */
data.fullname = xmalloc(strlen(data.name) + sizeof("@GENTOO_PORTAGE_EPREFIX@/usr/bin/") + 1);
sprintf(data.fullname, "@GENTOO_PORTAGE_EPREFIX@/usr/bin/%s", data.name);
find_wrapper_target(&data);
modify_path(&data);
free(data.path);
data.path = NULL;
/* Set argv[0] to the correct binary, else gcc can't find internal headers
* http://bugs.gentoo.org/8132
*/
argv[0] = data.bin;
/* If $ABI is in env, add appropriate env flags */
char **newargv = argv;
if (getenv("ABI")) {
char envvar[50];
/* We use CFLAGS_${ABI} for gcc, g++, g77, etc as the flags that would
* be in there are the same no matter which compiler we are using.
*/
snprintf(envvar, sizeof(envvar), "CFLAGS_%s", getenv("ABI"));
envvar[sizeof(envvar)-1] = '\0';
if (getenv(envvar))
newargv = build_new_argv(argv, getenv(envvar));
}
/* Ok, lets do it one more time ... */
execv(data.bin, newargv);
/* shouldn't have made it here if things worked ... */
wrapper_err("could not run/locate '%s'", data.name);
return 123;
}
int main(int argc, char *argv[])
{
struct wrapper_data *data;
size_t size;
int i;
char **newargv = argv;
data = alloca(sizeof(*data));
if (data == NULL)
wrapper_exit("%s wrapper: out of memory\n", argv[0]);
memset(data, 0, sizeof(*data));
if (getenv("PATH")) {
data->path = strdup(getenv("PATH"));
if (data->path == NULL)
wrapper_exit("%s wrapper: out of memory\n", argv[0]);
}
/* What should we find ? */
strcpy(data->name, basename(argv[0]));
/* Allow for common compiler names like cc->gcc */
for (i = 0; wrapper_aliases[i].alias; ++i)
if (!strcmp(data->name, wrapper_aliases[i].alias))
strcpy(data->name, wrapper_aliases[i].target);
/* What is the full name of our wrapper? */
size = sizeof(data->fullname);
i = snprintf(data->fullname, size, "/usr/bin/%s", data->name);
if ((i == -1) || (i > (int)size))
wrapper_exit("invalid wrapper name: \"%s\"\n", data->name);
find_wrapper_target(data);
modify_path(data);
if (data->path)
free(data->path);
data->path = NULL;
/* Set argv[0] to the correct binary, else gcc can't find internal headers
* http://bugs.gentoo.org/show_bug.cgi?id=8132 */
argv[0] = data->bin;
/* If this is g{cc,++}{32,64}, we need to add -m{32,64}
* otherwise we need to add ${CFLAGS_${ABI}}
*/
size = strlen(data->bin) - 2;
if(!strcmp(data->bin + size, "32") ) {
*(data->bin + size) = '\0';
newargv = build_new_argv(argv, "-m32");
} else if (!strcmp(data->bin + size, "64") ) {
*(data->bin + size) = '\0';
newargv = build_new_argv(argv, "-m64");
} else if(getenv("ABI")) {
char envvar[50];
/* We use CFLAGS_${ABI} for gcc, g++, g77, etc as they are
* the same no matter which compiler we are using.
*/
snprintf(envvar, sizeof(envvar), "CFLAGS_%s", getenv("ABI"));
if (getenv(envvar)) {
newargv = build_new_argv(argv, getenv(envvar));
if(!newargv)
wrapper_exit("%s wrapper: out of memory\n", argv[0]);
}
}
/* Ok, lets do it one more time ... */
if (execv(data->bin, newargv) < 0)
wrapper_exit("Could not run/locate \"%s\"\n", data->name);
return 0;
}
int main(int argc, char *argv[])
{
struct wrapper_data data;
size_t size;
int i;
char **newargv = argv;
memset(&data, 0, sizeof(data));
if (getenv("PATH")) {
data.path = strdup(getenv("PATH"));
if (data.path == NULL)
wrapper_exit("%s wrapper: out of memory\n", argv[0]);
}
/* What should we find ? */
strcpy(data.name, basename(argv[0]));
/* Allow for common compiler names like cc->gcc */
for (i = 0; wrapper_aliases[i].alias; ++i)
if (!strcmp(data.name, wrapper_aliases[i].alias))
strcpy(data.name, wrapper_aliases[i].target);
/* What is the full name of our wrapper? */
size = sizeof(data.fullname);
i = snprintf(data.fullname, size, "/usr/bin/%s", data.name);
if ((i == -1) || (i > (int)size))
wrapper_exit("invalid wrapper name: \"%s\"\n", data.name);
find_wrapper_target(&data);
modify_path(&data);
if (data.path)
free(data.path);
data.path = NULL;
/* Set argv[0] to the correct binary, else gcc can't find internal headers
* http://bugs.gentoo.org/8132
*/
argv[0] = data.bin;
/* If $ABI is in env, add appropriate env flags */
if (getenv("ABI")) {
char envvar[50];
/* We use CFLAGS_${ABI} for gcc, g++, g77, etc as they are
* the same no matter which compiler we are using.
*/
snprintf(envvar, sizeof(envvar), "CFLAGS_%s", getenv("ABI"));
if (getenv(envvar)) {
newargv = build_new_argv(argv, getenv(envvar));
if (!newargv)
wrapper_exit("%s wrapper: out of memory\n", argv[0]);
}
}
/* Ok, lets do it one more time ... */
if (execv(data.bin, newargv) < 0)
wrapper_exit("Could not run/locate \"%s\"\n", data.name);
return 123;
}
