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nixpkgs/pkgs/tools/filesystems/squashfs/darwin.patch
Luflosi 124bbac827
squashfsTools: make Darwin patch apply again 
I pretty much manually applied all the changes in the patch to the new codebase and then generated a new diff because the pull request mentioned at the top of the patch was not accepted and will probably never be updated again.
2021-07-29 12:19:21 +02:00

358 lines
9.2 KiB
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Patch based on commits by Dave Vasilevsky <dave@vasilevsky.ca> and
Blake Riley <blake.riley@gmail.com>, squashed into a single patch,
with BSD-specific changes omitted.
See also https://github.com/plougher/squashfs-tools/pull/69.
diff --git a/squashfs-tools/action.c b/squashfs-tools/action.c
index 4b06ccb..3cad2ab 100644
--- a/squashfs-tools/action.c
+++ b/squashfs-tools/action.c
@@ -39,6 +39,10 @@
#include <errno.h>
#include <ctype.h>
+#ifndef FNM_EXTMATCH /* glibc extension */
+ #define FNM_EXTMATCH 0
+#endif
+
#include "squashfs_fs.h"
#include "mksquashfs.h"
#include "action.h"
@@ -2414,9 +2418,12 @@ static char *get_start(char *s, int n)
static int subpathname_fn(struct atom *atom, struct action_data *action_data)
{
- return fnmatch(atom->argv[0], get_start(strdupa(action_data->subpath),
+ char *path = strdup(action_data->subpath);
+ int is_match = fnmatch(atom->argv[0], get_start(path,
count_components(atom->argv[0])),
FNM_PATHNAME|FNM_EXTMATCH) == 0;
+ free(path);
+ return is_match;
}
/*
diff --git a/squashfs-tools/info.c b/squashfs-tools/info.c
index fe23d78..5c2f835 100644
--- a/squashfs-tools/info.c
+++ b/squashfs-tools/info.c
@@ -144,31 +144,22 @@ void dump_state()
void *info_thrd(void *arg)
{
sigset_t sigmask;
- struct timespec timespec = { .tv_sec = 1, .tv_nsec = 0 };
- int sig, waiting = 0;
+ int sig, err, waiting = 0;
sigemptyset(&sigmask);
sigaddset(&sigmask, SIGQUIT);
sigaddset(&sigmask, SIGHUP);
+ sigaddset(&sigmask, SIGALRM);
while(1) {
- if(waiting)
- sig = sigtimedwait(&sigmask, NULL, &timespec);
- else
- sig = sigwaitinfo(&sigmask, NULL);
+ err = sigwait(&sigmask, &sig);
- if(sig == -1) {
+ if(err == -1) {
switch(errno) {
- case EAGAIN:
- /* interval timed out */
- waiting = 0;
- /* FALLTHROUGH */
case EINTR:
- /* if waiting, the wait will be longer, but
- that's OK */
continue;
default:
- BAD_ERROR("sigtimedwait/sigwaitinfo failed "
+ BAD_ERROR("sigwait failed "
"because %s\n", strerror(errno));
}
}
@@ -179,8 +170,12 @@ void *info_thrd(void *arg)
/* set one second interval period, if ^\ received
within then, dump queue and cache status */
waiting = 1;
- } else
+ alarm(1);
+ } else if (sig == SIGQUIT) {
dump_state();
+ } else if (sig == SIGALRM) {
+ waiting = 0;
+ }
}
}
diff --git a/squashfs-tools/mksquashfs.c b/squashfs-tools/mksquashfs.c
index a45b77f..3607448 100644
--- a/squashfs-tools/mksquashfs.c
+++ b/squashfs-tools/mksquashfs.c
@@ -35,7 +35,12 @@
#include <stddef.h>
#include <sys/types.h>
#include <sys/stat.h>
+#ifndef linux
+#include <sys/sysctl.h>
+#else
+#include <sys/sysinfo.h>
#include <sys/sysmacros.h>
+#endif
#include <fcntl.h>
#include <errno.h>
#include <dirent.h>
@@ -50,7 +55,10 @@
#include <sys/wait.h>
#include <limits.h>
#include <ctype.h>
-#include <sys/sysinfo.h>
+
+#ifndef FNM_EXTMATCH /* glibc extension */
+ #define FNM_EXTMATCH 0
+#endif
#ifndef linux
#include <sys/sysctl.h>
@@ -5022,6 +5030,7 @@ static void initialise_threads(int readq, int fragq, int bwriteq, int fwriteq,
sigemptyset(&sigmask);
sigaddset(&sigmask, SIGQUIT);
sigaddset(&sigmask, SIGHUP);
+ sigaddset(&sigmask, SIGALRM);
if(pthread_sigmask(SIG_BLOCK, &sigmask, NULL) != 0)
BAD_ERROR("Failed to set signal mask in intialise_threads\n");
@@ -5760,6 +5769,35 @@ static int get_physical_memory()
long long page_size = sysconf(_SC_PAGESIZE);
int phys_mem;
+#ifndef linux
+ #ifdef HW_MEMSIZE
+ #define SYSCTL_PHYSMEM HW_MEMSIZE
+ #elif defined(HW_PHYSMEM64)
+ #define SYSCTL_PHYSMEM HW_PHYSMEM64
+ #else
+ #define SYSCTL_PHYSMEM HW_PHYSMEM
+ #endif
+
+ int mib[2];
+ uint64_t sysctl_physmem = 0;
+ size_t sysctl_len = sizeof(sysctl_physmem);
+
+ mib[0] = CTL_HW;
+ mib[1] = SYSCTL_PHYSMEM;
+
+ if(sysctl(mib, 2, &sysctl_physmem, &sysctl_len, NULL, 0) == 0) {
+ /* some systems use 32-bit values, work with what we're given */
+ if (sysctl_len == 4)
+ sysctl_physmem = *(uint32_t*)&sysctl_physmem;
+ phys_mem = sysctl_physmem >> 20;
+ } else {
+ ERROR_START("Failed to get amount of available "
+ "memory.");
+ ERROR_EXIT(" Defaulting to least viable amount\n");
+ phys_mem = SQUASHFS_LOWMEM;
+ }
+ #undef SYSCTL_PHYSMEM
+#else
if(num_pages == -1 || page_size == -1) {
struct sysinfo sys;
int res = sysinfo(&sys);
@@ -5772,6 +5810,7 @@ static int get_physical_memory()
}
phys_mem = num_pages * page_size >> 20;
+#endif
if(phys_mem < SQUASHFS_LOWMEM)
BAD_ERROR("Mksquashfs requires more physical memory than is "
diff --git a/squashfs-tools/read_xattrs.c b/squashfs-tools/read_xattrs.c
index 4debedf..3257c30 100644
--- a/squashfs-tools/read_xattrs.c
+++ b/squashfs-tools/read_xattrs.c
@@ -31,13 +31,13 @@
#include <stdio.h>
#include <string.h>
+#include <stdlib.h>
+
#include "squashfs_fs.h"
#include "squashfs_swap.h"
#include "xattr.h"
#include "error.h"
-#include <stdlib.h>
-
extern int read_fs_bytes(int, long long, int, void *);
extern int read_block(int, long long, long long *, int, void *);
diff --git a/squashfs-tools/unsquashfs.c b/squashfs-tools/unsquashfs.c
index 727f1d5..c1a6183 100644
--- a/squashfs-tools/unsquashfs.c
+++ b/squashfs-tools/unsquashfs.c
@@ -32,8 +32,12 @@
#include "stdarg.h"
#include "fnmatch_compat.h"
+#ifndef linux
+#include <sys/sysctl.h>
+#else
#include <sys/sysinfo.h>
#include <sys/sysmacros.h>
+#endif
#include <sys/types.h>
#include <sys/time.h>
#include <sys/resource.h>
@@ -1175,7 +1179,7 @@ int create_inode(char *pathname, struct inode *i)
break;
case SQUASHFS_SYMLINK_TYPE:
case SQUASHFS_LSYMLINK_TYPE: {
- struct timespec times[2] = {
+ struct timeval times[2] = {
{ i->time, 0 },
{ i->time, 0 }
};
@@ -1194,8 +1198,7 @@ int create_inode(char *pathname, struct inode *i)
goto failed;
}
- res = utimensat(AT_FDCWD, pathname, times,
- AT_SYMLINK_NOFOLLOW);
+ res = lutimes(pathname, times);
if(res == -1) {
EXIT_UNSQUASH_STRICT("create_inode: failed to"
" set time on %s, because %s\n",
@@ -2683,6 +2686,7 @@ void initialise_threads(int fragment_buffer_size, int data_buffer_size, int cat_
sigemptyset(&sigmask);
sigaddset(&sigmask, SIGQUIT);
sigaddset(&sigmask, SIGHUP);
+ sigaddset(&sigmask, SIGALRM);
if(pthread_sigmask(SIG_BLOCK, &sigmask, NULL) != 0)
EXIT_UNSQUASH("Failed to set signal mask in initialise_threads\n");
diff --git a/squashfs-tools/unsquashfs.h b/squashfs-tools/unsquashfs.h
index 934618b..0e680ab 100644
--- a/squashfs-tools/unsquashfs.h
+++ b/squashfs-tools/unsquashfs.h
@@ -46,6 +46,10 @@
#include <sys/ioctl.h>
#include <sys/time.h>
+#ifndef FNM_EXTMATCH /* glibc extension */
+ #define FNM_EXTMATCH 0
+#endif
+
#include "endian_compat.h"
#include "squashfs_fs.h"
#include "unsquashfs_error.h"
diff --git a/squashfs-tools/unsquashfs_info.c b/squashfs-tools/unsquashfs_info.c
index c8e2b9b..7d4f7af 100644
--- a/squashfs-tools/unsquashfs_info.c
+++ b/squashfs-tools/unsquashfs_info.c
@@ -96,31 +96,22 @@ void dump_state()
void *info_thrd(void *arg)
{
sigset_t sigmask;
- struct timespec timespec = { .tv_sec = 1, .tv_nsec = 0 };
- int sig, waiting = 0;
+ int sig, err, waiting = 0;
sigemptyset(&sigmask);
sigaddset(&sigmask, SIGQUIT);
sigaddset(&sigmask, SIGHUP);
+ sigaddset(&sigmask, SIGALRM);
while(1) {
- if(waiting)
- sig = sigtimedwait(&sigmask, NULL, &timespec);
- else
- sig = sigwaitinfo(&sigmask, NULL);
+ err = sigwait(&sigmask, &sig);
- if(sig == -1) {
+ if(err == -1) {
switch(errno) {
- case EAGAIN:
- /* interval timed out */
- waiting = 0;
- /* FALLTHROUGH */
case EINTR:
- /* if waiting, the wait will be longer, but
- that's OK */
continue;
default:
- BAD_ERROR("sigtimedwait/sigwaitinfo failed "
+ BAD_ERROR("sigwait failed "
"because %s\n", strerror(errno));
}
}
@@ -132,8 +123,12 @@ void *info_thrd(void *arg)
/* set one second interval period, if ^\ received
within then, dump queue and cache status */
waiting = 1;
- } else
+ alarm(1);
+ } else if (sig == SIGQUIT) {
dump_state();
+ } else if (sig == SIGALRM) {
+ waiting = 0;
+ }
}
}
diff --git a/squashfs-tools/unsquashfs_xattr.c b/squashfs-tools/unsquashfs_xattr.c
index 7742dfe..f8cd3b6 100644
--- a/squashfs-tools/unsquashfs_xattr.c
+++ b/squashfs-tools/unsquashfs_xattr.c
@@ -27,6 +27,11 @@
#include <sys/xattr.h>
+#ifdef XATTR_NOFOLLOW /* Apple's xattrs */
+ #define lsetxattr(path_, name_, val_, sz_, flags_) \
+ setxattr(path_, name_, val_, sz_, 0, flags_ | XATTR_NOFOLLOW)
+#endif
+
#define NOSPACE_MAX 10
extern int root_process;
diff --git a/squashfs-tools/xattr.c b/squashfs-tools/xattr.c
index 64dfd82..d82d186 100644
--- a/squashfs-tools/xattr.c
+++ b/squashfs-tools/xattr.c
@@ -22,6 +22,14 @@
* xattr.c
*/
+#ifndef linux
+#define __BYTE_ORDER BYTE_ORDER
+#define __BIG_ENDIAN BIG_ENDIAN
+#define __LITTLE_ENDIAN LITTLE_ENDIAN
+#else
+#include <endian.h>
+#endif
+
#define TRUE 1
#define FALSE 0
@@ -36,6 +44,13 @@
#include <stdlib.h>
#include <sys/xattr.h>
+#ifdef XATTR_NOFOLLOW /* Apple's xattrs */
+ #define llistxattr(path_, buf_, sz_) \
+ listxattr(path_, buf_, sz_, XATTR_NOFOLLOW)
+ #define lgetxattr(path_, name_, val_, sz_) \
+ getxattr(path_, name_, val_, sz_, 0, XATTR_NOFOLLOW)
+#endif
+
#include "squashfs_fs.h"
#include "squashfs_swap.h"
#include "mksquashfs.h"
--
2.23.0
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