X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=udev_lib.c;h=a3fab9632d28a273079b46115f2361a63edb1168;hb=d4a32aa2e4804de9189574213749616dda57faa7;hp=951d36b1d7fb50c746a78d048c27d649c74763fb;hpb=c6478ec1e128f0a92c2123ed110a651b88d43569;p=elogind.git

diff --git a/udev_lib.c b/udev_lib.c
index 951d36b1d..a3fab9632 100644
--- a/udev_lib.c
+++ b/udev_lib.c
@@ -28,6 +28,7 @@
 #include <dirent.h>
 #include <sys/stat.h>
 #include <sys/mman.h>
+#include <sys/utsname.h>
 
 #include "udev.h"
 #include "logging.h"
@@ -72,6 +73,29 @@ void udev_set_values(struct udevice *udev, const char* devpath,
 	udev->type = get_device_type(devpath, subsystem);
 }
 
+int kernel_release_satisfactory(int version, int patchlevel, int sublevel)
+{
+	static struct utsname uts;
+	static int kversion = 0;
+	static int kpatchlevel;
+	static int ksublevel;
+
+	if (kversion == 0) {
+		if (uname(&uts) != 0)
+			return -1;
+
+		if (sscanf (uts.release, "%u.%u.%u", &kversion, &kpatchlevel, &ksublevel) != 3) {
+			kversion = 0;
+			return -1;
+		}
+	}
+
+	if (kversion >= version && kpatchlevel >= patchlevel && ksublevel >= sublevel)
+		return 1;
+	else
+		return 0;
+}
+
 int create_path(const char *path)
 {
 	char p[NAME_SIZE];
@@ -178,12 +202,12 @@ static int file_list_insert(char *filename, struct list_head *file_list)
 }
 
 /* calls function for every file found in specified directory */
-int call_foreach_file(int fnct(char *f) , char *dirname, char *suffix)
+int call_foreach_file(file_fnct_t fnct, const char *dirname,
+		      const char *suffix, void *data)
 {
 	struct dirent *ent;
 	DIR *dir;
 	char *ext;
-	char file[NAME_SIZE];
 	struct files *loop_file;
 	struct files *tmp_file;
 	LIST_HEAD(file_list);
@@ -217,10 +241,12 @@ int call_foreach_file(int fnct(char *f) , char *dirname, char *suffix)
 
 	/* call function for every file in the list */
 	list_for_each_entry_safe(loop_file, tmp_file, &file_list, list) {
-		snprintf(file, NAME_SIZE-1, "%s/%s", dirname, loop_file->name);
-		file[NAME_SIZE-1] = '\0';
+		char filename[NAME_SIZE];
+
+		snprintf(filename, NAME_SIZE, "%s/%s", dirname, loop_file->name);
+		filename[NAME_SIZE-1] = '\0';
 
-		fnct(file);
+		fnct(filename, data);
 
 		list_del(&loop_file->list);
 		free(loop_file);
@@ -229,22 +255,3 @@ int call_foreach_file(int fnct(char *f) , char *dirname, char *suffix)
 	closedir(dir);
 	return 0;
 }
-
-/* Set the FD_CLOEXEC  flag of desc if value is nonzero,
-   or clear the flag if value is 0.
-   Return 0 on success, or -1 on error with errno  set. */ 
-	
-int set_cloexec_flag (int desc, int value)
-{
-	int oldflags = fcntl (desc, F_GETFD, 0);
-	/* If reading the flags failed, return error indication now. */
-	if (oldflags < 0)
-		return oldflags;
-	/* Set just the flag we want to set. */
-	if (value != 0)
-		oldflags |= FD_CLOEXEC;
-	else
-		oldflags &= ~FD_CLOEXEC;
-	/* Store modified flag word in the descriptor. */
-	return fcntl (desc, F_SETFD, oldflags);
-}