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The pathname argument for open() is declared const, so copy it has to be copied

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4894 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2004-07-19 21:08:44 +00:00
parent 97d1d15bd8
commit f68e13c5b4
1 changed files with 11 additions and 7 deletions
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18
firmware/common/file.c
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@ -63,6 +63,7 @@ int open(const char* pathname, int flags)
DIR* dir;
struct dirent* entry;
int fd;
char pathnamecopy[MAX_PATH];
char* name;
struct filedesc* file = NULL;
int rc;
@ -92,23 +93,26 @@ int open(const char* pathname, int flags)
if (flags & (O_RDWR | O_WRONLY)) {
file->write = true;
if (flags & O_TRUNC)
file->trunc = true;
}
file->busy = true;
strncpy(pathnamecopy,pathname,sizeof(pathnamecopy));
pathnamecopy[sizeof(pathnamecopy)-1] = 0;
/* locate filename */
name=strrchr(pathname+1,'/');
name=strrchr(pathnamecopy+1,'/');
if ( name ) {
*name = 0;
dir = opendir((char*)pathname);
*name = 0;
dir = opendir(pathnamecopy);
*name = '/';
name++;
}
else {
dir = opendir("/");
name = (char*)pathname+1;
name = pathnamecopy+1;
}
if (!dir) {
DEBUGF("Failed opening dir\n");
@ -144,7 +148,7 @@ int open(const char* pathname, int flags)
&(file->fatfile),
&(dir->fatdir));
if (rc < 0) {
DEBUGF("Couldn't create %s in %s\n",name,pathname);
DEBUGF("Couldn't create %s in %s\n",name,pathnamecopy);
errno = EIO;
file->busy = false;
closedir(dir);
@ -154,7 +158,7 @@ int open(const char* pathname, int flags)
file->attr = 0;
}
else {
DEBUGF("Couldn't find %s in %s\n",name,pathname);
DEBUGF("Couldn't find %s in %s\n",name,pathnamecopy);
errno = ENOENT;
file->busy = false;
closedir(dir);