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Replaced some large local variables by other means in libburn/sg-freebsd-port.c

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This commit is contained in:
Thomas Schmitt 2011-05-23 18:26:02 +00:00
parent 30f3f70dfd
commit edd131b1b9
2 changed files with 24 additions and 9 deletions
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2
cdrskin/cdrskin_timestamp.h
View File

@ -1 +1 @@
#define Cdrskin_timestamP "2011.05.23.174016" #define Cdrskin_timestamP "2011.05.23.182627"

31
libburn/sg-freebsd-port.c
View File

@ -720,11 +720,12 @@ int burn_os_stdio_capacity(char *path, off_t *bytes)
{ {
struct stat stbuf; struct stat stbuf;
struct statvfs vfsbuf; struct statvfs vfsbuf;
char testpath[4096], *cpt; char *testpath = NULL, *cpt;
long blocks; long blocks;
int open_mode = O_RDWR, fd, ret;
off_t add_size = 0; off_t add_size = 0;
int fd, ret;
BURN_ALLOC_MEM(testpath, char, 4096);
testpath[0] = 0; testpath[0] = 0;
blocks = *bytes / 512; blocks = *bytes / 512;
if (stat(path, &stbuf) == -1) { if (stat(path, &stbuf) == -1) {
@ -737,38 +738,52 @@ int burn_os_stdio_capacity(char *path, off_t *bytes)
else else
*cpt = 0; *cpt = 0;
if (stat(testpath, &stbuf) == -1) if (stat(testpath, &stbuf) == -1)
return -1; {ret = -1; goto ex;}
#ifdef Libburn_if_this_was_linuX #ifdef Libburn_if_this_was_linuX
} else if(S_ISBLK(stbuf.st_mode)) { } else if(S_ISBLK(stbuf.st_mode)) {
int open_mode = O_RDWR, fd, ret;
if(burn_sg_open_o_excl) if(burn_sg_open_o_excl)
open_mode |= O_EXCL; open_mode |= O_EXCL;
fd = open(path, open_mode); fd = open(path, open_mode);
if (fd == -1) if (fd == -1)
return -2; {ret = -2; goto ex;}
ret = ioctl(fd, BLKGETSIZE, &blocks); ret = ioctl(fd, BLKGETSIZE, &blocks);
close(fd); close(fd);
if (ret == -1) if (ret == -1)
return -2; {ret = -2; goto ex;}
*bytes = ((off_t) blocks) * (off_t) 512; *bytes = ((off_t) blocks) * (off_t) 512;
#endif /* Libburn_if_this_was_linuX */ #endif /* Libburn_if_this_was_linuX */
} else if(S_ISCHR(stbuf.st_mode)) {
fd = open(path, O_RDONLY);
if (fd == -1)
{ret = -2; goto ex;}
ret = ioctl(fd, DIOCGMEDIASIZE, &add_size);
close(fd);
if (ret == -1)
{ret = -2; goto ex;}
*bytes = add_size;
} else if(S_ISREG(stbuf.st_mode)) { } else if(S_ISREG(stbuf.st_mode)) {
add_size = stbuf.st_blocks * (off_t) 512; add_size = stbuf.st_blocks * (off_t) 512;
strcpy(testpath, path); strcpy(testpath, path);
} else } else
return 0; {ret = 0; goto ex;}
if (testpath[0]) { if (testpath[0]) {
if (statvfs(testpath, &vfsbuf) == -1) if (statvfs(testpath, &vfsbuf) == -1)
return -2; {ret = -2; goto ex;}
*bytes = add_size + ((off_t) vfsbuf.f_frsize) * *bytes = add_size + ((off_t) vfsbuf.f_frsize) *
(off_t) vfsbuf.f_bavail; (off_t) vfsbuf.f_bavail;
} }
return 1; ret = 1;
ex:
BURN_FREE_MEM(testpath);
return ret;
} }