/*****************************************************************
** loadconfig (file, conf)
** Loads a config file into the "conf" structure pointed to by "z".
** If "z" is NULL then a new conf struct will be dynamically
** allocated.
** If no filename is given the conf struct will be initialized
** by the builtin default config
*****************************************************************/
zconf_t *loadconfig (const char *filename, zconf_t *z)
{
FILE *fp;
char buf[1023+1];
unsigned int line;
if ( z == NULL ) /* allocate new memory for zconf_t */
{
if ( (z = calloc (1, sizeof (zconf_t))) == NULL )
return NULL;
if ( filename && *filename )
memcpy (z, &def, sizeof (zconf_t)); /* init new struct with defaults */
}
if ( filename == NULL || *filename == '\0' ) /* no file name given... */
{
dbg_val0("loadconfig (NULL)\n");
memcpy (z, &def, sizeof (zconf_t)); /* ..then init with defaults */
return z;
}
dbg_val1 ("loadconfig (%s)\n", filename);
set_all_varptr (z);
if ( (fp = fopen(filename, "r")) == NULL )
fatal ("Could not open config file \"%s\"\n", filename);
line = 0;
while (fgets(buf, sizeof(buf), fp))
parseconfigline (buf, ++line, z);
fclose(fp);
return z;
}
zconf_t *loadconfig_fromstr (const char *str, zconf_t *z)
{
char *buf;
char *tok, *toksave;
unsigned int line;
if ( z == NULL )
{
if ( (z = calloc (1, sizeof (zconf_t))) == NULL )
return NULL;
memcpy (z, &def, sizeof (zconf_t)); /* init with defaults */
}
if ( str == NULL || *str == '\0' )
{
dbg_val0("loadconfig_fromstr (NULL)\n");
memcpy (z, &def, sizeof (zconf_t)); /* init with defaults */
return z;
}
dbg_val1 ("loadconfig_fromstr (\"%s\")\n", str);
set_all_varptr (z);
/* str is const, so we have to copy it into a new buffer */
if ( (buf = strdup (str)) == NULL )
fatal ("loadconfig_fromstr: Out of memory");
line = 0;
tok = strtok_r (buf, STRCONFIG_DELIMITER, &toksave);
while ( tok )
{
line++;
parseconfigline (tok, line, z);
tok = strtok_r (NULL, STRCONFIG_DELIMITER, &toksave);
}
free (buf);
return z;
}
int
main(int argc, char **argv)
{
const char *fnm_in, *fnm_out;
char *desc;
img_point pt;
int result;
point *fr = NULL, *to;
double zMax = -DBL_MAX;
point *p;
const char *survey = NULL;
const char *specfile = NULL;
img *pimg;
int have_xsect = 0;
msg_init(argv);
/* TRANSLATORS: Part of extend --help */
cmdline_set_syntax_message(/*INPUT_3D_FILE [OUTPUT_3D_FILE]*/267, 0, NULL);
cmdline_init(argc, argv, short_opts, long_opts, NULL, help, 1, 2);
while (1) {
int opt = cmdline_getopt();
if (opt == EOF) break;
if (opt == 's') survey = optarg;
if (opt == 'p') specfile = optarg;
}
fnm_in = argv[optind++];
if (argv[optind]) {
fnm_out = argv[optind];
} else {
char * base_in = base_from_fnm(fnm_in);
char * base_out = osmalloc(strlen(base_in) + 8);
strcpy(base_out, base_in);
strcat(base_out, "_extend");
fnm_out = add_ext(base_out, EXT_SVX_3D);
osfree(base_in);
osfree(base_out);
}
/* try to open image file, and check it has correct header */
pimg = img_open_survey(fnm_in, survey);
if (pimg == NULL) fatalerror(img_error2msg(img_error()), fnm_in);
putnl();
puts(msg(/*Reading in data - please wait…*/105));
htab = osmalloc(ossizeof(pfx*) * HTAB_SIZE);
{
int i;
for (i = 0; i < HTAB_SIZE; ++i) htab[i] = NULL;
}
do {
result = img_read_item(pimg, &pt);
switch (result) {
case img_MOVE:
fr = find_point(&pt);
break;
case img_LINE:
if (!fr) {
result = img_BAD;
break;
}
to = find_point(&pt);
if (!(pimg->flags & (img_FLAG_SURFACE|img_FLAG_SPLAY)))
add_leg(fr, to, pimg->label, pimg->flags);
fr = to;
break;
case img_LABEL:
to = find_point(&pt);
add_label(to, pimg->label, pimg->flags);
break;
case img_BAD:
(void)img_close(pimg);
fatalerror(img_error2msg(img_error()), fnm_in);
break;
case img_XSECT:
have_xsect = 1;
break;
}
} while (result != img_STOP);
desc = osstrdup(pimg->title);
if (specfile) {
FILE *fs = NULL;
char *fnm_used;
/* TRANSLATORS: for extend: */
printf(msg(/*Applying specfile: “%s”*/521), specfile);
putnl();
fs = fopenWithPthAndExt("", specfile, NULL, "r", &fnm_used);
if (fs == NULL) fatalerror(/*Couldn’t open file “%s”*/93, specfile);
while (!feof(fs)) {
char *lbuf = getline_alloc(fs, 32);
lineno++;
if (!lbuf)
fatalerror_in_file(fnm_used, lineno, /*Error reading file*/18);
parseconfigline(fnm_used, lbuf);
osfree(lbuf);
}
osfree(fnm_used);
}
if (start == NULL) { /* i.e. start wasn't specified in specfile */
/* start at the highest entrance with some legs attached */
for (p = headpoint.next; p != NULL; p = p->next) {
if (p->order > 0 && p->p.z > zMax) {
const stn *s;
for (s = p->stns; s; s = s->next) {
if (s->flags & img_SFLAG_ENTRANCE) {
start = p;
zMax = p->p.z;
break;
}
}
}
}
if (start == NULL) {
/* if no entrances with legs, start at the highest 1-node */
for (p = headpoint.next; p != NULL; p = p->next) {
if (p->order == 1 && p->p.z > zMax) {
start = p;
zMax = p->p.z;
}
}
/* of course we may have no 1-nodes... */
if (start == NULL) {
for (p = headpoint.next; p != NULL; p = p->next) {
if (p->order != 0 && p->p.z > zMax) {
start = p;
zMax = p->p.z;
}
}
if (start == NULL) {
/* There are no legs - just pick the highest station... */
for (p = headpoint.next; p != NULL; p = p->next) {
if (p->p.z > zMax) {
start = p;
zMax = p->p.z;
}
}
if (!start) fatalerror(/*No survey data*/43);
}
}
}
}
/* TRANSLATORS: for extend:
* Used to tell the user that a file is being written - %s is the filename
*/
printf(msg(/*Writing %s…*/522), fnm_out);
putnl();
pimg_out = img_open_write(fnm_out, desc, img_FFLAG_EXTENDED);
/* Only does single connected component currently. */
do_stn(start, 0.0, NULL, ERIGHT, 0);
if (have_xsect) {
img_rewind(pimg);
/* Read ahead on pimg before writing pimg_out so we find out if an
* img_XSECT_END comes next. */
char * label = NULL;
int flags = 0;
do {
result = img_read_item(pimg, &pt);
if (result == img_XSECT || result == img_XSECT_END) {
if (label) {
if (result == img_XSECT_END)
flags |= img_XFLAG_END;
img_write_item(pimg_out, img_XSECT, flags, label, 0, 0, 0);
osfree(label);
label = NULL;
}
}
if (result == img_XSECT) {
label = osstrdup(pimg->label);
flags = pimg->flags;
pimg_out->l = pimg->l;
pimg_out->r = pimg->r;
pimg_out->u = pimg->u;
pimg_out->d = pimg->d;
}
} while (result != img_STOP);
}
(void)img_close(pimg);
if (!img_close(pimg_out)) {
(void)remove(fnm_out);
fatalerror(img_error2msg(img_error()), fnm_out);
}
return EXIT_SUCCESS;
}
