int
parse_command_line(int argc, const char **argv, const char **cl_hostname)
{
int cl, i;
int hn_argc;
int sl;
int xcmd_len = 0;
char *xcmd;
int xargc;
const char **xargv;
Boolean read_session_or_profile = False;
/* Figure out who we are */
#if defined(_WIN32) /*[*/
programname = strrchr(argv[0], '\\');
#else /*][*/
programname = strrchr(argv[0], '/');
#endif /*]*/
if (programname)
++programname;
else
programname = argv[0];
/* Save the command string for tracing purposes. */
cl = strlen(programname);
for (i = 0; i < argc; i++) {
cl += 1 + strlen(argv[i]);
}
cl++;
command_string = Malloc(cl);
(void) strcpy(command_string, programname);
for (i = 0; i < argc; i++) {
(void) strcat(strcat(command_string, " "), argv[i]);
}
/*
* Save the command-line options so they can be reapplied after
* the session file or profile has been read in.
*/
xcmd_len = 0;
for (i = 0; i < argc; i++)
xcmd_len += strlen(argv[i]) + 1;
xcmd = Malloc(xcmd_len + 1);
xargv = (const char **)Malloc((argc + 1) * sizeof(char *));
xcmd_len = 0;
for (i = 0; i < argc; i++) {
xargv[i] = xcmd + xcmd_len;
(void) strcpy(xcmd + xcmd_len, argv[i]);
xcmd_len += strlen(argv[i]) + 1;
}
xargv[i] = CN;
*(xcmd + xcmd_len) = '\0';
xargc = argc;
#if defined(LOCAL_PROCESS) /*[*/
/* Pick out the -e option. */
parse_local_process(&argc, argv, cl_hostname);
#endif /*]*/
/* Set the defaults. */
set_appres_defaults();
/* Parse command-line options. */
parse_options(&argc, argv);
/* Pick out the remaining -set and -clear toggle options. */
parse_set_clear(&argc, argv);
/* Now figure out if there's a hostname. */
for (hn_argc = 1; hn_argc < argc; hn_argc++) {
if (!strcmp(argv[hn_argc], LAST_ARG))
break;
}
/* Verify command-line syntax. */
switch (hn_argc) {
case 1:
break;
case 2:
no_minus(argv[1]);
*cl_hostname = argv[1];
break;
case 3:
no_minus(argv[1]);
no_minus(argv[2]);
*cl_hostname = xs_buffer("%s:%s", argv[1], argv[2]);
break;
default:
usage("Too many command-line arguments");
break;
}
/* Delete the host name and any "--". */
if (argv[hn_argc] != CN && !strcmp(argv[hn_argc], LAST_ARG))
hn_argc++;
if (hn_argc > 1) {
for (i = 1; i < argc - hn_argc + 2; i++) {
argv[i] = argv[i + hn_argc - 1];
}
}
/* Merge in the session. */
if (*cl_hostname != CN &&
(((sl = strlen(*cl_hostname)) > SESSION_SFX_LEN &&
!strcasecmp(*cl_hostname + sl - SESSION_SFX_LEN, SESSION_SFX))
#if defined(_WIN32) /*[*/
|| ((sl = strlen(*cl_hostname)) > SESSION_SSFX_LEN &&
!strcasecmp(*cl_hostname + sl - SESSION_SSFX_LEN, SESSION_SSFX))
#endif /*]*/
)) {
const char *pname;
if (read_resource_file(*cl_hostname, True) < 0)
x3270_exit(1);
read_session_or_profile = True;
pname = strrchr(*cl_hostname, '\\');
if (pname != CN)
pname++;
else
pname = *cl_hostname;
profile_name = NewString(pname);
Replace(profile_path, NewString(profile_name));
sl = strlen(profile_name);
if (sl > SESSION_SFX_LEN &&
!strcasecmp(profile_name + sl - SESSION_SFX_LEN,
SESSION_SFX)) {
profile_name[sl - SESSION_SFX_LEN] = '\0';
#if defined(_WIN32) /*[*/
} else if (sl > SESSION_SSFX_LEN &&
!strcasecmp(profile_name + sl - SESSION_SSFX_LEN,
SESSION_SSFX)) {
profile_name[sl - SESSION_SSFX_LEN] = '\0';
#endif /*]*/
}
*cl_hostname = appres.hostname; /* might be NULL */
} else {
/* There is no session file. */
#if defined(C3270) && !defined(_WIN32) /*[*/
/*
* For c3270 only, read in the c3270 profile (~/.c3270pro).
*/
read_session_or_profile = merge_profile();
#endif /*]*/
/*
* If there was a hostname resource defined somewhere, but not
* as a positional command-line argument, pretend it was one,
* so we will connect to it at start-up.
*/
if (*cl_hostname == CN && appres.hostname != CN)
*cl_hostname = appres.hostname;
}
/*
* Now parse the command-line arguments again, so they take
* precedence over the session file or profile.
*/
if (read_session_or_profile) {
parse_options(&xargc, xargv);
parse_set_clear(&xargc, xargv);
}
/* Can't free xcmd, parts of it are still in use. */
Free((char *)xargv);
/*
* All right, we have all of the resources defined.
* Sort out the contradictory and implicit settings.
*/
if (appres.apl_mode)
appres.charset = Apl;
if (*cl_hostname == CN)
appres.once = False;
if (appres.conf_dir == CN)
appres.conf_dir = LIBX3270DIR;
#if defined(X3270_TRACE) /*[*/
if (!appres.debug_tracing) {
appres.toggle[TRACING].value = False;
}
#endif /*]*/
return argc;
}
/* Parse the command line and read in any session file. */
int
parse_command_line(int argc, const char **argv, const char **cl_hostname)
{
size_t cl;
int i;
int hn_argc;
size_t sl;
size_t xcmd_len = 0;
char *xcmd;
int xargc;
const char **xargv;
bool read_session_or_profile = false;
/* Figure out who we are */
#if defined(_WIN32) /*[*/
programname = strrchr(argv[0], '\\');
#else /*][*/
programname = strrchr(argv[0], '/');
#endif /*]*/
if (programname) {
++programname;
} else {
programname = argv[0];
}
/* Save the command string for tracing purposes. */
cl = strlen(programname);
for (i = 0; i < argc; i++) {
cl += 1 + strlen(argv[i]);
}
cl++;
command_string = Malloc(cl);
(void) strcpy(command_string, programname);
for (i = 0; i < argc; i++) {
(void) strcat(strcat(command_string, " "), argv[i]);
}
/*
* Save the command-line options so they can be reapplied after
* the session file or profile has been read in.
*/
xcmd_len = 0;
for (i = 0; i < argc; i++) {
xcmd_len += strlen(argv[i]) + 1;
}
xcmd = Malloc(xcmd_len + 1);
xargv = (const char **)Malloc((argc + 1) * sizeof(char *));
xcmd_len = 0;
for (i = 0; i < argc; i++) {
xargv[i] = xcmd + xcmd_len;
(void) strcpy(xcmd + xcmd_len, argv[i]);
xcmd_len += strlen(argv[i]) + 1;
}
xargv[i] = NULL;
*(xcmd + xcmd_len) = '\0';
xargc = argc;
#if defined(LOCAL_PROCESS) /*[*/
/* Pick out the -e option. */
parse_local_process(&argc, argv, cl_hostname);
#endif /*]*/
/* Set the defaults. */
set_appres_defaults();
/* Parse command-line options. */
parse_options(&argc, argv);
/* Pick out the remaining -set and -clear toggle options. */
parse_set_clear(&argc, argv);
/* Now figure out if there's a hostname. */
for (hn_argc = 1; hn_argc < argc; hn_argc++) {
if (!strcmp(argv[hn_argc], LAST_ARG)) {
break;
}
}
/* Verify command-line syntax. */
switch (hn_argc) {
case 1:
break;
case 2:
no_minus(argv[1]);
*cl_hostname = argv[1];
break;
case 3:
no_minus(argv[1]);
no_minus(argv[2]);
*cl_hostname = xs_buffer("%s:%s", argv[1], argv[2]);
break;
default:
usage("Too many command-line arguments");
break;
}
/* Delete the host name and any "--". */
if (argv[hn_argc] != NULL && !strcmp(argv[hn_argc], LAST_ARG)) {
hn_argc++;
}
if (hn_argc > 1) {
for (i = 1; i < argc - hn_argc + 2; i++) {
argv[i] = argv[i + hn_argc - 1];
}
}
/* Merge in the session. */
if (session_suffix == NULL) {
session_suffix = xs_buffer(".%s", app);
session_suffix_len = strlen(session_suffix);
}
#if defined(_WIN32) /*[*/
if (session_short_suffix == NULL) {
session_short_suffix = xs_buffer(".%.3s", app);
session_short_suffix_len = strlen(session_short_suffix);
}
#endif /*]*/
if (*cl_hostname != NULL &&
(((sl = strlen(*cl_hostname)) > session_suffix_len &&
!strcasecmp(*cl_hostname + sl - session_suffix_len, session_suffix))
#if defined(_WIN32) /*[*/
|| ((sl = strlen(*cl_hostname)) > session_short_suffix_len &&
!strcasecmp(*cl_hostname + sl - session_short_suffix_len,
session_short_suffix))
#endif /*]*/
)) {
const char *pname;
if (!read_resource_file(*cl_hostname, true)) {
x3270_exit(1);
}
read_session_or_profile = true;
pname = strrchr(*cl_hostname, '\\');
if (pname != NULL) {
pname++;
} else {
pname = *cl_hostname;
}
profile_name = NewString(pname);
Replace(profile_path, NewString(profile_name));
sl = strlen(profile_name);
if (sl > session_suffix_len &&
!strcasecmp(profile_name + sl - session_suffix_len,
session_suffix)) {
profile_name[sl - session_suffix_len] = '\0';
#if defined(_WIN32) /*[*/
} else if (sl > session_short_suffix_len &&
!strcasecmp(profile_name + sl - session_short_suffix_len,
session_short_suffix)) {
profile_name[sl - session_short_suffix_len] = '\0';
#endif /*]*/
}
*cl_hostname = appres.hostname; /* might be NULL */
} else {
/* There is no session file. */
/* For c3270 only, read in the c3270 profile (~/.c3270pro). */
if (merge_profilep != NULL) {
read_session_or_profile = (*merge_profilep)();
}
/*
* If there was a hostname resource defined somewhere, but not
* as a positional command-line argument, pretend it was one,
* so we will connect to it at start-up.
*/
if (*cl_hostname == NULL && appres.hostname != NULL) {
*cl_hostname = appres.hostname;
}
}
/*
* Now parse the command-line arguments again, so they take
* precedence over the session file or profile.
*/
if (read_session_or_profile) {
parse_options(&xargc, xargv);
parse_set_clear(&xargc, xargv);
}
/* Can't free xcmd, parts of it are still in use. */
Free((char *)xargv);
/*
* All right, we have all of the resources defined.
* Sort out the contradictory and implicit settings.
*/
if (appres.apl_mode) {
appres.charset = Apl;
}
if (*cl_hostname == NULL) {
appres.once = false;
}
if (!appres.debug_tracing) {
/* debug_tracing was explicitly cleared */
set_toggle(TRACING, false);
}
#if defined(_WIN32) /*[*/
if (appres.utf8) {
/* utf8 overrides local_cp */
appres.local_cp = CP_UTF8;
}
#endif /*]*/
return argc;
}
