forked from mirrors/nixpkgs
124bbac827
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.
358 lines
9.2 KiB
Diff
358 lines
9.2 KiB
Diff
Patch based on commits by Dave Vasilevsky <dave@vasilevsky.ca> and
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Blake Riley <blake.riley@gmail.com>, squashed into a single patch,
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with BSD-specific changes omitted.
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See also https://github.com/plougher/squashfs-tools/pull/69.
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diff --git a/squashfs-tools/action.c b/squashfs-tools/action.c
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index 4b06ccb..3cad2ab 100644
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--- a/squashfs-tools/action.c
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+++ b/squashfs-tools/action.c
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@@ -39,6 +39,10 @@
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#include <errno.h>
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#include <ctype.h>
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+#ifndef FNM_EXTMATCH /* glibc extension */
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+ #define FNM_EXTMATCH 0
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+#endif
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+
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#include "squashfs_fs.h"
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#include "mksquashfs.h"
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#include "action.h"
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@@ -2414,9 +2418,12 @@ static char *get_start(char *s, int n)
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static int subpathname_fn(struct atom *atom, struct action_data *action_data)
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{
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- return fnmatch(atom->argv[0], get_start(strdupa(action_data->subpath),
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+ char *path = strdup(action_data->subpath);
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+ int is_match = fnmatch(atom->argv[0], get_start(path,
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count_components(atom->argv[0])),
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FNM_PATHNAME|FNM_EXTMATCH) == 0;
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+ free(path);
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+ return is_match;
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}
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/*
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diff --git a/squashfs-tools/info.c b/squashfs-tools/info.c
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index fe23d78..5c2f835 100644
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--- a/squashfs-tools/info.c
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+++ b/squashfs-tools/info.c
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@@ -144,31 +144,22 @@ void dump_state()
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void *info_thrd(void *arg)
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{
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sigset_t sigmask;
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- struct timespec timespec = { .tv_sec = 1, .tv_nsec = 0 };
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- int sig, waiting = 0;
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+ int sig, err, waiting = 0;
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sigemptyset(&sigmask);
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sigaddset(&sigmask, SIGQUIT);
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sigaddset(&sigmask, SIGHUP);
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+ sigaddset(&sigmask, SIGALRM);
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while(1) {
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- if(waiting)
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- sig = sigtimedwait(&sigmask, NULL, ×pec);
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- else
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- sig = sigwaitinfo(&sigmask, NULL);
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+ err = sigwait(&sigmask, &sig);
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- if(sig == -1) {
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+ if(err == -1) {
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switch(errno) {
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- case EAGAIN:
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- /* interval timed out */
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- waiting = 0;
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- /* FALLTHROUGH */
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case EINTR:
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- /* if waiting, the wait will be longer, but
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- that's OK */
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continue;
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default:
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- BAD_ERROR("sigtimedwait/sigwaitinfo failed "
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+ BAD_ERROR("sigwait failed "
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"because %s\n", strerror(errno));
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}
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}
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@@ -179,8 +170,12 @@ void *info_thrd(void *arg)
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/* set one second interval period, if ^\ received
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within then, dump queue and cache status */
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waiting = 1;
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- } else
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+ alarm(1);
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+ } else if (sig == SIGQUIT) {
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dump_state();
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+ } else if (sig == SIGALRM) {
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+ waiting = 0;
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+ }
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}
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}
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diff --git a/squashfs-tools/mksquashfs.c b/squashfs-tools/mksquashfs.c
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index a45b77f..3607448 100644
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--- a/squashfs-tools/mksquashfs.c
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+++ b/squashfs-tools/mksquashfs.c
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@@ -35,7 +35,12 @@
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#include <stddef.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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+#ifndef linux
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+#include <sys/sysctl.h>
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+#else
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+#include <sys/sysinfo.h>
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#include <sys/sysmacros.h>
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+#endif
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#include <fcntl.h>
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#include <errno.h>
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#include <dirent.h>
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@@ -50,7 +55,10 @@
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#include <sys/wait.h>
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#include <limits.h>
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#include <ctype.h>
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-#include <sys/sysinfo.h>
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+
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+#ifndef FNM_EXTMATCH /* glibc extension */
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+ #define FNM_EXTMATCH 0
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+#endif
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#ifndef linux
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#include <sys/sysctl.h>
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@@ -5022,6 +5030,7 @@ static void initialise_threads(int readq, int fragq, int bwriteq, int fwriteq,
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sigemptyset(&sigmask);
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sigaddset(&sigmask, SIGQUIT);
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sigaddset(&sigmask, SIGHUP);
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+ sigaddset(&sigmask, SIGALRM);
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if(pthread_sigmask(SIG_BLOCK, &sigmask, NULL) != 0)
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BAD_ERROR("Failed to set signal mask in intialise_threads\n");
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@@ -5760,6 +5769,35 @@ static int get_physical_memory()
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long long page_size = sysconf(_SC_PAGESIZE);
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int phys_mem;
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+#ifndef linux
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+ #ifdef HW_MEMSIZE
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+ #define SYSCTL_PHYSMEM HW_MEMSIZE
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+ #elif defined(HW_PHYSMEM64)
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+ #define SYSCTL_PHYSMEM HW_PHYSMEM64
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+ #else
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+ #define SYSCTL_PHYSMEM HW_PHYSMEM
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+ #endif
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+
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+ int mib[2];
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+ uint64_t sysctl_physmem = 0;
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+ size_t sysctl_len = sizeof(sysctl_physmem);
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+
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+ mib[0] = CTL_HW;
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+ mib[1] = SYSCTL_PHYSMEM;
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+
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+ if(sysctl(mib, 2, &sysctl_physmem, &sysctl_len, NULL, 0) == 0) {
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+ /* some systems use 32-bit values, work with what we're given */
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+ if (sysctl_len == 4)
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+ sysctl_physmem = *(uint32_t*)&sysctl_physmem;
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+ phys_mem = sysctl_physmem >> 20;
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+ } else {
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+ ERROR_START("Failed to get amount of available "
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+ "memory.");
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+ ERROR_EXIT(" Defaulting to least viable amount\n");
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+ phys_mem = SQUASHFS_LOWMEM;
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+ }
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+ #undef SYSCTL_PHYSMEM
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+#else
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if(num_pages == -1 || page_size == -1) {
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struct sysinfo sys;
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int res = sysinfo(&sys);
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@@ -5772,6 +5810,7 @@ static int get_physical_memory()
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}
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phys_mem = num_pages * page_size >> 20;
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+#endif
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if(phys_mem < SQUASHFS_LOWMEM)
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BAD_ERROR("Mksquashfs requires more physical memory than is "
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diff --git a/squashfs-tools/read_xattrs.c b/squashfs-tools/read_xattrs.c
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index 4debedf..3257c30 100644
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--- a/squashfs-tools/read_xattrs.c
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+++ b/squashfs-tools/read_xattrs.c
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@@ -31,13 +31,13 @@
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#include <stdio.h>
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#include <string.h>
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+#include <stdlib.h>
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+
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#include "squashfs_fs.h"
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#include "squashfs_swap.h"
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#include "xattr.h"
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#include "error.h"
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-#include <stdlib.h>
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-
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extern int read_fs_bytes(int, long long, int, void *);
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extern int read_block(int, long long, long long *, int, void *);
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diff --git a/squashfs-tools/unsquashfs.c b/squashfs-tools/unsquashfs.c
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index 727f1d5..c1a6183 100644
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--- a/squashfs-tools/unsquashfs.c
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+++ b/squashfs-tools/unsquashfs.c
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@@ -32,8 +32,12 @@
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#include "stdarg.h"
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#include "fnmatch_compat.h"
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+#ifndef linux
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+#include <sys/sysctl.h>
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+#else
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#include <sys/sysinfo.h>
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#include <sys/sysmacros.h>
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+#endif
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#include <sys/types.h>
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#include <sys/time.h>
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#include <sys/resource.h>
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@@ -1175,7 +1179,7 @@ int create_inode(char *pathname, struct inode *i)
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break;
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case SQUASHFS_SYMLINK_TYPE:
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case SQUASHFS_LSYMLINK_TYPE: {
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- struct timespec times[2] = {
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+ struct timeval times[2] = {
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{ i->time, 0 },
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{ i->time, 0 }
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};
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@@ -1194,8 +1198,7 @@ int create_inode(char *pathname, struct inode *i)
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goto failed;
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}
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- res = utimensat(AT_FDCWD, pathname, times,
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- AT_SYMLINK_NOFOLLOW);
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+ res = lutimes(pathname, times);
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if(res == -1) {
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EXIT_UNSQUASH_STRICT("create_inode: failed to"
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" set time on %s, because %s\n",
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@@ -2683,6 +2686,7 @@ void initialise_threads(int fragment_buffer_size, int data_buffer_size, int cat_
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sigemptyset(&sigmask);
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sigaddset(&sigmask, SIGQUIT);
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sigaddset(&sigmask, SIGHUP);
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+ sigaddset(&sigmask, SIGALRM);
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if(pthread_sigmask(SIG_BLOCK, &sigmask, NULL) != 0)
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EXIT_UNSQUASH("Failed to set signal mask in initialise_threads\n");
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diff --git a/squashfs-tools/unsquashfs.h b/squashfs-tools/unsquashfs.h
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index 934618b..0e680ab 100644
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--- a/squashfs-tools/unsquashfs.h
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+++ b/squashfs-tools/unsquashfs.h
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@@ -46,6 +46,10 @@
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#include <sys/ioctl.h>
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#include <sys/time.h>
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+#ifndef FNM_EXTMATCH /* glibc extension */
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+ #define FNM_EXTMATCH 0
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+#endif
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+
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#include "endian_compat.h"
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#include "squashfs_fs.h"
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#include "unsquashfs_error.h"
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diff --git a/squashfs-tools/unsquashfs_info.c b/squashfs-tools/unsquashfs_info.c
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index c8e2b9b..7d4f7af 100644
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--- a/squashfs-tools/unsquashfs_info.c
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+++ b/squashfs-tools/unsquashfs_info.c
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@@ -96,31 +96,22 @@ void dump_state()
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void *info_thrd(void *arg)
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{
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sigset_t sigmask;
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- struct timespec timespec = { .tv_sec = 1, .tv_nsec = 0 };
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- int sig, waiting = 0;
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+ int sig, err, waiting = 0;
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sigemptyset(&sigmask);
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sigaddset(&sigmask, SIGQUIT);
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sigaddset(&sigmask, SIGHUP);
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+ sigaddset(&sigmask, SIGALRM);
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while(1) {
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- if(waiting)
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- sig = sigtimedwait(&sigmask, NULL, ×pec);
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- else
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- sig = sigwaitinfo(&sigmask, NULL);
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+ err = sigwait(&sigmask, &sig);
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- if(sig == -1) {
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+ if(err == -1) {
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switch(errno) {
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- case EAGAIN:
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- /* interval timed out */
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- waiting = 0;
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- /* FALLTHROUGH */
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case EINTR:
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- /* if waiting, the wait will be longer, but
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- that's OK */
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continue;
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default:
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- BAD_ERROR("sigtimedwait/sigwaitinfo failed "
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+ BAD_ERROR("sigwait failed "
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"because %s\n", strerror(errno));
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}
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}
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@@ -132,8 +123,12 @@ void *info_thrd(void *arg)
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/* set one second interval period, if ^\ received
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within then, dump queue and cache status */
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waiting = 1;
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- } else
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+ alarm(1);
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+ } else if (sig == SIGQUIT) {
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dump_state();
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+ } else if (sig == SIGALRM) {
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+ waiting = 0;
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+ }
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}
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}
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diff --git a/squashfs-tools/unsquashfs_xattr.c b/squashfs-tools/unsquashfs_xattr.c
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index 7742dfe..f8cd3b6 100644
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--- a/squashfs-tools/unsquashfs_xattr.c
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+++ b/squashfs-tools/unsquashfs_xattr.c
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@@ -27,6 +27,11 @@
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#include <sys/xattr.h>
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+#ifdef XATTR_NOFOLLOW /* Apple's xattrs */
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+ #define lsetxattr(path_, name_, val_, sz_, flags_) \
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+ setxattr(path_, name_, val_, sz_, 0, flags_ | XATTR_NOFOLLOW)
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+#endif
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+
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#define NOSPACE_MAX 10
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extern int root_process;
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diff --git a/squashfs-tools/xattr.c b/squashfs-tools/xattr.c
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index 64dfd82..d82d186 100644
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--- a/squashfs-tools/xattr.c
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+++ b/squashfs-tools/xattr.c
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@@ -22,6 +22,14 @@
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* xattr.c
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*/
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+#ifndef linux
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+#define __BYTE_ORDER BYTE_ORDER
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+#define __BIG_ENDIAN BIG_ENDIAN
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+#define __LITTLE_ENDIAN LITTLE_ENDIAN
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+#else
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+#include <endian.h>
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+#endif
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+
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#define TRUE 1
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#define FALSE 0
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@@ -36,6 +44,13 @@
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#include <stdlib.h>
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#include <sys/xattr.h>
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+#ifdef XATTR_NOFOLLOW /* Apple's xattrs */
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+ #define llistxattr(path_, buf_, sz_) \
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+ listxattr(path_, buf_, sz_, XATTR_NOFOLLOW)
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+ #define lgetxattr(path_, name_, val_, sz_) \
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+ getxattr(path_, name_, val_, sz_, 0, XATTR_NOFOLLOW)
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+#endif
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+
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#include "squashfs_fs.h"
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#include "squashfs_swap.h"
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#include "mksquashfs.h"
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--
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2.23.0
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