X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=namedev.c;h=025a14aea4a5ae832c6d9de1987562a859b8112b;hb=0a5417a0ebe92f96fb103399c9aacdf39c719271;hp=a9142374f4c1400e6737974795b083fe99633ec9;hpb=35b38379bac87ebf4d0cc6884feff588ee859d5f;p=elogind.git

diff --git a/namedev.c b/namedev.c
index a9142374f..025a14aea 100644
--- a/namedev.c
+++ b/namedev.c
@@ -190,6 +190,7 @@ static void apply_format(struct udevice *udev, char *string, size_t maxsize,
 	int i;
 	char c;
 	char *spos;
+	char *rest;
 	int slen;
 	struct sysfs_attribute *tmpattr;
 
@@ -244,7 +245,7 @@ static void apply_format(struct udevice *udev, char *string, size_t maxsize,
 			/* get part part of the result string */
 			i = 0;
 			if (attr != NULL)
-				i = atoi(attr);
+				i = strtoul(attr, &rest, 10);
 			if (i > 0) {
 				foreach_strpart(udev->program_result, " \n\r", spos, slen) {
 					i--;
@@ -255,7 +256,10 @@ static void apply_format(struct udevice *udev, char *string, size_t maxsize,
 					dbg("requested part of result string not found");
 					break;
 				}
-				strfieldcpymax(temp2, spos, slen+1);
+				if (rest[0] == '+')
+					strfieldcpy(temp2, spos);
+				else
+					strfieldcpymax(temp2, spos, slen+1);
 				strfieldcatmax(string, temp2, maxsize);
 				dbg("substitute part of result string '%s'", temp2);
 			} else {
@@ -811,16 +815,11 @@ int namedev_name_device(struct sysfs_class_device *class_dev, struct udevice *ud
 			}
 
 			if (dev->symlink[0] != '\0') {
-				char temp[NAME_MAX];
-
 				info("configured rule in '%s' at line %i applied, added symlink '%s'",
 				     dev->config_file, dev->config_line, dev->symlink);
-				/* do not clobber dev */
-				strfieldcpy(temp, dev->symlink);
-				apply_format(udev, temp, sizeof(temp),
-					     class_dev, sysfs_device);
-				strfieldcat(udev->symlink, temp);
-				strfieldcat(udev->symlink, " ");
+				if (udev->symlink[0] != '\0')
+					strfieldcat(udev->symlink, " ");
+				strfieldcat(udev->symlink, dev->symlink);
 			}
 
 			if (dev->name[0] != '\0') {
@@ -837,8 +836,8 @@ int namedev_name_device(struct sysfs_class_device *class_dev, struct udevice *ud
 	goto done;
 
 found:
-	apply_format(udev, udev->name, sizeof(udev->name),
-		     class_dev, sysfs_device);
+	apply_format(udev, udev->name, sizeof(udev->name), class_dev, sysfs_device);
+	apply_format(udev, udev->symlink, sizeof(udev->symlink), class_dev, sysfs_device);
 	udev->partitions = dev->partitions;
 
 done: