int parse_options(int argc, char *argv[])
{
int c;
while ((c = getopt(argc, argv, "+be:E:ip:ql:L:m:u:Vr:F:f:I:A:-")) >= 0) {
switch (c) {
case 'b': batch_mode = TRUE; break;
case 'i': interactive_mode = TRUE; break;
case 'q': load_initfile = FALSE; break;
case 'V': version(); break;
case 'f': further_options(optarg); break;
case 'p': profiler_options(optarg); break;
case 'F': feature_options(optarg); break;
case 'm':
main_module = Scm_Intern(SCM_STRING(SCM_MAKE_STR_COPYING(optarg)));
break;
case 'r': /*FALLTHROUGH*/;
case 'u': /*FALLTHROUGH*/;
case 'l': /*FALLTHROUGH*/;
case 'L': /*FALLTHROUGH*/;
case 'I': /*FALLTHROUGH*/;
case 'A': /*FALLTHROUGH*/;
case 'e': /*FALLTHROUGH*/;
case 'E': /*FALLTHROUGH*/;
pre_cmds = Scm_Acons(SCM_MAKE_CHAR(c),
SCM_MAKE_STR_COPYING(optarg), pre_cmds);
break;
case '-': break;
case '?': usage(); break;
}
}
return optind;
}
/* If symbol S has a prefix P, returns a symbol without the prefix.
Otherwise, returns #f. */
ScmObj Scm_SymbolSansPrefix(ScmSymbol *s, ScmSymbol *p)
{
const ScmStringBody *bp = SCM_STRING_BODY(SCM_SYMBOL_NAME(p));
const ScmStringBody *bs = SCM_STRING_BODY(SCM_SYMBOL_NAME(s));
int zp = SCM_STRING_BODY_SIZE(bp);
int zs = SCM_STRING_BODY_SIZE(bs);
const char *cp = SCM_STRING_BODY_START(bp);
const char *cs = SCM_STRING_BODY_START(bs);
if (zp > zs || memcmp(cp, cs, zp) != 0) return SCM_FALSE;
return Scm_Intern(SCM_STRING(Scm_MakeString(cs + zp, zs - zp, -1,
SCM_STRING_IMMUTABLE)));
}
/* Process command-line options that needs to run after Scheme runtime
is initialized. CMD_ARGS is an list of (OPTION-CHAR . OPTION-ARG) */
static void process_command_args(ScmObj cmd_args)
{
ScmEvalPacket epak;
ScmLoadPacket lpak;
int standard_given = FALSE;
ScmObj cp;
SCM_FOR_EACH(cp, cmd_args) {
ScmObj p = SCM_CAR(cp);
ScmObj v = SCM_CDR(p);
switch (SCM_CHAR_VALUE(SCM_CAR(p))) {
case 'I':
Scm_AddLoadPath(Scm_GetStringConst(SCM_STRING(v)), FALSE);
break;
case 'A':
Scm_AddLoadPath(Scm_GetStringConst(SCM_STRING(v)), TRUE);
break;
case 'l':
if (Scm_Load(Scm_GetStringConst(SCM_STRING(v)), 0, &lpak) < 0)
error_exit(lpak.exception);
break;
case 'L':
if (Scm_Load(Scm_GetStringConst(SCM_STRING(v)), SCM_LOAD_QUIET_NOFILE, &lpak) < 0)
error_exit(lpak.exception);
break;
case 'u':
if (Scm_Require(Scm_StringJoin(Scm_StringSplitByChar(SCM_STRING(v),
'.'),
SCM_STRING(SCM_MAKE_STR("/")),
SCM_STRING_JOIN_INFIX),
0, &lpak) < 0) {
error_exit(lpak.exception);
}
Scm_ImportModule(SCM_CURRENT_MODULE(), Scm_Intern(SCM_STRING(v)),
SCM_FALSE, 0);
break;
case 'e':
if (Scm_EvalCString(Scm_GetStringConst(SCM_STRING(v)),
SCM_OBJ(Scm_UserModule()),
&epak) < 0) {
error_exit(epak.exception);
}
break;
case 'E':
v = Scm_StringAppend(SCM_LIST3(SCM_MAKE_STR("("),
v,
SCM_MAKE_STR(")")));
if (Scm_EvalCString(Scm_GetStringConst(SCM_STRING(v)),
SCM_OBJ(Scm_UserModule()),
&epak) < 0) {
error_exit(epak.exception);
}
break;
case 'r':
if (standard_given) {
Scm_Error("Multiple -r option is specified.");
} else {
/* R7RS mode. Preload r7rs module, set the default toplevel
to r7rs.user, and define *r7rs-mode* in user module
so that gauche.interactive can do proper setup. */
const char *std = Scm_GetStringConst(SCM_STRING(v));
if (strcmp(std, "7") == 0) {
if (Scm_Require(SCM_MAKE_STR("r7rs"), 0, &lpak) < 0) {
error_exit(lpak.exception);
}
SCM_DEFINE(Scm_UserModule(), "*r7rs-mode*", SCM_TRUE);
default_toplevel_module = SCM_FIND_MODULE("r7rs.user", 0);
standard_given = TRUE;
} else {
Scm_Error("Unsupported standard for -r option: %s", std);
}
}
}
}
