[PATCH] udevinfo: print errors to stderr instead of stdout

[elogind.git] / udevinfo.c

diff --git a/udevinfo.c b/udevinfo.c
index 3fb37b41e917791538cc65fd0cf68441dea2cfc3..d1dd663d8185a28eb668f058e64d63ab71811b50 100644 (file)
--- a/udevinfo.c
+++ b/udevinfo.c
@@ -75,7 +75,7 @@ static void print_all_attributes(struct dlist *attr_list)
                                len--;
                        }
                        if (len == 0)
-                               printf("    SYSFS{%s}=\"%s\"\n", attr->name, value);
+                               printf("    SYSFS{%s}==\"%s\"\n", attr->name, value);
                }
        }
        printf("\n");
@@ -114,7 +114,7 @@ static int print_device_chain(const char *path)
        /*  get the class dev */
        class_dev = sysfs_open_class_device_path(path);
        if (class_dev == NULL) {
-               printf("couldn't get the class device\n");
+               fprintf(stderr, "couldn't get the class device\n");
                return -1;
        }
 
@@ -132,11 +132,11 @@ static int print_device_chain(const char *path)
 
        /* open sysfs class device directory and print all attributes */
        printf("  looking at class device '%s':\n", class_dev->path);
-       printf("    SUBSYSTEM=\"%s\"\n", class_dev->classname);
+       printf("    SUBSYSTEM==\"%s\"\n", class_dev->classname);
 
        attr_list = sysfs_get_classdev_attributes(class_dev);
        if (attr_list == NULL) {
-               printf("couldn't open class device directory\n");
+               fprintf(stderr, "couldn't open class device directory\n");
                retval = -1;
                goto exit;
        }
@@ -156,15 +156,15 @@ static int print_device_chain(const char *path)
        while (sysfs_dev != NULL) {
                attr_list = sysfs_get_device_attributes(sysfs_dev);
                if (attr_list == NULL) {
-                       printf("couldn't open device directory\n");
+                       fprintf(stderr, "couldn't open device directory\n");
                        retval = -1;
                        goto exit;
                }
 
                printf("  looking at the device chain at '%s':\n", sysfs_dev->path);
-               printf("    BUS=\"%s\"\n", sysfs_dev->bus);
-               printf("    ID=\"%s\"\n", sysfs_dev->bus_id);
-               printf("    DRIVER=\"%s\"\n", sysfs_dev->driver_name);
+               printf("    BUS==\"%s\"\n", sysfs_dev->bus);
+               printf("    ID==\"%s\"\n", sysfs_dev->bus_id);
+               printf("    DRIVER==\"%s\"\n", sysfs_dev->driver_name);
 
                /* open sysfs device directory and print all attributes */
                print_all_attributes(attr_list);
@@ -247,7 +247,7 @@ int main(int argc, char *argv[], char *envp[])
                                break;
                        }
 
-                       printf("unknown query type\n");
+                       fprintf(stderr, "unknown query type\n");
                        retval = 1;
                        goto exit;
 
@@ -293,7 +293,7 @@ int main(int argc, char *argv[], char *envp[])
                        }
                        retval = udev_db_get_device(&udev, pos);
                        if (retval != 0) {
-                               printf("device not found in database\n");
+                               fprintf(stderr, "device not found in database\n");
                                goto exit;
                        }
                        goto print;
@@ -312,14 +312,14 @@ int main(int argc, char *argv[], char *envp[])
 
                        retval = udev_db_search_name(devpath, sizeof(devpath), pos);
                        if (retval != 0) {
-                               printf("device not found in database\n");
+                               fprintf(stderr, "device not found in database\n");
                                goto exit;
                        }
                        udev_db_get_device(&udev, devpath);
                        goto print;
                }
 
-               printf("query needs device path(-p) or node name(-n) specified\n");
+               fprintf(stderr, "query needs device path(-p) or node name(-n) specified\n");
                retval = 3;
                goto exit;
 
@@ -355,7 +355,7 @@ print:
 
        if (attributes) {
                if (path[0] == '\0') {
-                       printf("attribute walk on device chain needs path(-p) specified\n");
+                       fprintf(stderr, "attribute walk on device chain needs path(-p) specified\n");
                        retval = 4;
                        goto exit;
                } else {
@@ -376,7 +376,7 @@ print:
        }
 
 help:
-       printf("Usage: udevinfo [-anpqrVh]\n"
+       fprintf(stderr, "Usage: udevinfo [-anpqrVh]\n"
               "  -q TYPE  query database for the specified value:\n"
               "             'name'    name of device node\n"
               "             'symlink' pointing to node\n"