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/* getdestdir.c
Copyright 2000, 2015 Akira Kakuto.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, see <http://www.gnu.org/licenses/>.
from mktexmf:
argv[0] = "Dummy", argv[1] = "source", argv[2] = path
from mktexpk:
argv[0] = "Dummy", argv[1] = "pk", argv[2] = path, argv[3] = mode
from mktextfm:
argv[0] = "Dummy", argv[1] = "tfm", argv[2] = path
*/
#include <kpathsea/kpathsea.h>
#include "mktex.h"
#define NUMBUF 32
#define LENBUF 128
#define MPATH 256
#define FTOP "fonts"
/* error message */
static void
fatal (const char *s)
{
fprintf (stderr, "%s\n", s);
}
char *
getdestdir (int ac, char **av)
{
static char buff[MPATH];
char *pb[NUMBUF];
char *p, *q;
char spec[32];
int i, Num = 0, ispk, k;
char *topdir;
ispk = 0;
for (i = 0; i < NUMBUF; i++) {
if (!(pb[i] = (char *) malloc (LENBUF))) {
fatal ("Memory allocation error.");
return (NULL);
}
}
if (ac != 3 && ac != 4) {
fatal ("Argument error.");
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
return (NULL);
}
strcpy (spec, av[1]);
normalize (av[2]); /* path */
p = av[2];
q = buff;
/* UNC name support */
if (p[0] == '/' && p[1] == '/') {
*q++ = *p++;
*q++ = *p++;
}
while (*p) {
if (*p == '/') {
*q = *p;
while (*p == '/')
p++;
p--;
} else {
*q = *p;
}
p++;
q++;
}
*q = '\0'; /* now path name of ${name}.mf is in buff. */
/*
#ifdef TEST
return xstrdup(buff);
#endif
*/
if (ac == 4)
ispk = 1; /* called from mktexpk */
if (!(p = strrchr (buff, '/'))) {
fatal ("Invalid path name.");
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
return (NULL);
}
*p = '\0'; /* get directory name */
for (i = 0; i < NUMBUF; i++) {
if (!(p = strrchr (buff, '/'))) {
fatal ("Invalid path name.");
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
return (NULL);
}
*p = '\0';
p++;
strcpy (pb[i], p);
if (!stricmp (pb[i], FTOP)) {
Num = i;
break;
}
}
Num -= 2;
if (Num < 0) {
fprintf (stderr, "Font resources should be under a directory ");
fprintf (stderr, "with the name \"fonts\".\n");
fprintf (stderr, "Furthermore, there must be at least two directories ");
fprintf (stderr, "under the directory \"fonts\".\n");
fatal ("Invalid path name.");
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
return (NULL);
}
topdir = kpse_var_value ("MAKETEXPK_TOP_DIR");
if (topdir && *topdir && ispk) {
normalize (topdir);
i = (int)strlen (topdir);
while(topdir[i - 1] == '/')
i--;
topdir[i] = '\0';
if(!is_dir(topdir)) {
if(make_dir_p(topdir)) {
fprintf(stderr, "Failed to access %s.\n", topdir);
return NULL;
}
}
#ifdef TEST
printf ("%s\n", topdir);
#endif
if (strnicmp (&topdir[i - 3], "/pk", 3) != 0) {
strcat (topdir, "/pk");
if (!is_dir(topdir)) {
if (make_dir(topdir)) {
fprintf(stderr, "Faild to access %s.\n", topdir);
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
return (NULL);
}
}
}
strcpy (buff, topdir);
free(topdir);
} else {
if((topdir = kpse_var_value("TEXMFVAR")) != NULL) {
normalize (topdir);
i = (int)strlen (topdir);
while(topdir[i - 1] == '/')
i--;
topdir[i] = '\0';
if(!is_dir(topdir)) {
if(make_dir_p(topdir)) {
fprintf(stderr, "Failed to access %s.\n", topdir);
return NULL;
}
}
strcpy(buff, topdir);
free(topdir);
}
strcat (buff, "/fonts");
if (!is_dir (buff)) {
if (make_dir (buff)) {
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
return (NULL);
}
}
strcat (buff, "/");
strcat (buff, spec);
if (!is_dir (buff)) {
if (make_dir (buff)) {
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
return (NULL);
}
}
}
if (ispk) {
strcat (buff, "/");
strcat (buff, av[3]);
if (!is_dir (buff)) {
if (make_dir (buff)) {
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
return (NULL);
}
}
}
for (i = Num; i > -1; i--) {
strcat (buff, "/");
strcat (buff, pb[i]);
if (is_dir (buff))
continue;
else {
if (make_dir (buff)) {
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
return (NULL);
}
}
}
for (k = 0; k < NUMBUF; k++)
free (pb[k]);
p = xstrdup(buff);
return p;
}
#ifdef TEST
int
main (int ac, char *av[])
{
kpse_set_program_name (av[0], "getdestdir");
printf ("%s", getdestdir (ac, av));
return 0;
}
#endif
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