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/*
getstring.c:
Copyright (C) 1999 John ffitch
This file is part of Csound.
The Csound 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.
Csound 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 Csound; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA
*/
#include "cs.h"
#if !defined XMGDIR
#define XMGDIR "/usr/local/lib"
#endif
static char **strings = NULL;
/*RWD*/
static int numstrings = 0;
static long baseloc;
static FILE *db;
extern long natlong(long);
#ifdef WIN32
extern char *getDB(void);
#endif
#ifdef mills_macintosh
/*Handle GETS128; /\* decl. error -- not used? -- 092603, akozar */
char *getmacstring(int n)
{
long loc;
int len;
if (strings && strings[n]!=NULL) return strings[n];
if (db == NULL) {
unsigned char buff[255];
GetIndString(buff, 128, n);
p2cstr(buff);
len = strlen((char*)buff)+1;
strings[n] = (char*)malloc(len);
strcpy(strings[n], (char*)buff);
return strings[n];
}
fseek(db, n*sizeof(long)+baseloc, SEEK_SET);
fread(&loc, sizeof(long), 1, db);
loc = natlong(loc);
if (loc==0) {
return (strings[n] = "? ? ?");
}
fseek(db, loc, SEEK_SET);
fread(&len, sizeof(int), 1, db);
len = natlong(len);
strings[n] = (char*)malloc(len);
fread(strings[n], 1, len, db);
return strings[n];
}
#else
char *getstring(int n, char *defaultStr)
{
long loc;
int len;
if (strings && strings[n]!=NULL) return strings[n];
if (db == NULL)
return defaultStr;
fseek(db, n*sizeof(long)+baseloc, SEEK_SET);
fread(&loc, sizeof(long), 1, db);
loc = natlong(loc);
if (loc==0) {
return (strings[n] = "? ? ?");
}
fseek(db, loc, SEEK_SET);
fread(&len, sizeof(int), 1, db);
len = natlong(len);
strings[n] = (char*)malloc(len);
fread(strings[n], 1, len, db);
return strings[n];
}
#endif
void init_getstring(int argc, char **argv)
{
char header[20];
char lang[30];
char *path;
long maxnum;
int j;
int order;
char name[256];
db = NULL;
/* First check arguments to see if it gives a DB to use */
if (argv != NULL)
for (j=1; j<argc; j++) {
if (argv[j][0]=='-' && argv[j][1]=='j') {
char *name = (argv[j][2]=='\0' ? argv[j+1] : &(argv[j][2]));
db = fopen(name, "rb");
if (db == NULL) {
err_printf( "failed to find DB file given in -j option.\n");
exit(1);
}
else err_printf("Using %s\n", name);
goto cmdlne;
}
}
#ifndef mills_macintosh
if ((path=getenv("CSSTRNGS")) != NULL) {
strcpy(name, path);
db = fopen(path, "rb");
}
#endif
#ifdef WIN32
if (db==NULL)
# ifdef _CONSOLE
{
/* if (GetPrivateProfileString("csound", "StringDB", "",
name, 256, "csound.ini")) */
/* db = fopen(name, "rb"); */
}
# else
{
path = getDB();
if (path) {
strcpy(name, path);
db = fopen(name, "rb");
}
}
# endif
#endif
if (db==NULL) {
strcpy(name, "csound.xmg");
db = fopen("csound.xmg", "rb");
}
if (db == NULL && argv != NULL && argv[0] != NULL) {
strcpy(name, argv[0]);
if ((path = strrchr(name, '/')) != NULL
|| (path = strrchr(name, '\\')) != NULL) {
strcpy(path+1, "csound.xmg");
db = fopen(name, "rb");
}
}
if (db == NULL && (path=getenv("SSDIR")) != NULL) {
sprintf(name, "%s/csound.xmg", path);
db = fopen(name, "rb");
}
if (db == NULL && (path=getenv("SFDIR")) != NULL) {
sprintf(name, "%s/csound.xmg", path);
db = fopen(name, "rb");
}
if (db == NULL && (path=getenv("SADIR")) != NULL) {
sprintf(name, "%s/csound.xmg", path);
db = fopen(name, "rb");
}
if (db == NULL) {
path = XMGDIR;
sprintf(name, "%s/csound.xmg", path);
db = fopen(name, "rb");
}
#ifdef mills_macintosh
if (db == NULL) {
err_printf("Using STR# 128\n");
strings = (char**) malloc((maxnum=X_MAXNUM)*sizeof(char*));
if (strings==NULL) {
err_printf( "No memory for strings\n");
exit(1);
}
for (j=0; j<maxnum; j++) strings[j] = NULL;
return;
}
#else
if (db == NULL) {
err_printf(
/* "failed to find Strings DataBase file.\n" */
/* "Use the CSSTRNGS environment variable or you must put the \n" */
/* "file \"csound.xmg\" in your local, SFDIR, SADIR, SSDIR or \n" */
/* "system directories for csound to work\n" */
"Using default language\n");
/* exit(1); */
maxnum = X_MAXNUM;
goto internal;
}
else err_printf("Using %s\n", name);
#endif
cmdlne:
fread(&order, sizeof(int), 1, db);
fread(header, sizeof(X_HEADER)-1, 1, db);
fread(lang, sizeof(char), 30, db);
fread(&maxnum, sizeof(long), 1, db);
maxnum = natlong(maxnum);
internal:
strings = (char**) malloc(maxnum*sizeof(char*));
if (strings==NULL) {
err_printf("No memory for strings\n");
exit(1);
}
for (j=0; j<maxnum; j++) strings[j] = NULL;
if (db) baseloc = ftell(db);
/*RWD*/
numstrings = maxnum;
}
/*RWD eliminate a big memory leak */
void free_strings(void)
{
int i;
if (strings) {
for (i=0;i < numstrings;i++)
if (strings[i] != NULL)
free(strings[i]);
free(strings);
strings = NULL;
}
}
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