Keep track of the number of opened files in the sim to enforce the same limit as on target.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15045 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Nicolas Pennequin 2007-10-09 15:15:00 +00:00
parent f22e323e63
commit ef9abe4385
3 changed files with 32 additions and 6 deletions

View file

@ -209,7 +209,7 @@ static const struct plugin_api rockbox_api = {
/* file */
(open_func)PREFIX(open),
close,
PREFIX(close),
(read_func)PREFIX(read),
PREFIX(lseek),
(creat_func)PREFIX(creat),

View file

@ -57,6 +57,7 @@
#define lseek(x,y,z) sim_lseek(x,y,z)
#define read(x,y,z) sim_read(x,y,z)
#define write(x,y,z) sim_write(x,y,z)
#define close(x) sim_close(x)
#endif
typedef int (*open_func)(const char* pathname, int flags);

View file

@ -45,6 +45,7 @@
#endif
#define MAX_PATH 260
#define MAX_OPEN_FILES 11
#include <fcntl.h>
#include <SDL.h>
@ -125,6 +126,7 @@ extern int _wrmdir(const wchar_t*);
#define CLOSEDIR(a) (closedir)(a)
#define STAT(a,b) (stat)(a,b)
#define OPEN(a,b,c) (open)(a,b,c)
#define CLOSE(x) (close)(x)
#define REMOVE(a) (remove)(a)
#define RENAME(a,b) (rename)(a,b)
@ -138,6 +140,8 @@ void dircache_rename(const char *oldpath, const char *newpath);
#define SIMULATOR_ARCHOS_ROOT "archos"
static int num_openfiles = 0;
struct sim_dirent {
unsigned char d_name[MAX_PATH];
int attribute;
@ -387,6 +391,10 @@ int sim_open(const char *name, int o)
{
char buffer[MAX_PATH]; /* sufficiently big */
int opts = rockbox2sim(o);
int ret;
if (num_openfiles >= MAX_OPEN_FILES)
return -2;
#ifndef __PCTOOL__
if(name[0] == '/')
@ -394,16 +402,33 @@ int sim_open(const char *name, int o)
snprintf(buffer, sizeof(buffer), "%s%s", SIMULATOR_ARCHOS_ROOT, name);
debugf("We open the real file '%s'\n", buffer);
return OPEN(buffer, opts, 0666);
if (num_openfiles < MAX_OPEN_FILES)
{
ret = OPEN(buffer, opts, 0666);
if (ret >= 0) num_openfiles++;
return ret;
}
}
fprintf(stderr, "WARNING, bad file name lacks slash: %s\n",
name);
return -1;
#else
return OPEN(name, opts, 0666);
if (num_openfiles < MAX_OPEN_FILES)
{
ret = OPEN(buffer, opts, 0666);
if (ret >= 0) num_openfiles++;
return ret;
}
#endif
}
int sim_close(int fd)
{
int ret;
ret = CLOSE(fd);
if (ret == 0) num_openfiles--;
return ret;
}
int sim_creat(const char *name)