From 869fc2f1ff73209b9aa5dc7d582eba39feaf6f86 Mon Sep 17 00:00:00 2001 From: "greg@kroah.com" Date: Mon, 26 Jan 2004 18:55:37 -0800 Subject: [PATCH] move udevinfo into the main build and clean up the main Makefile a bit. --- Makefile | 34 ++-- extras/udevinfo/Makefile | 28 --- extras/udevinfo/udevinfo.c | 424 --------------------------------------------- udevinfo.c | 424 +++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 448 insertions(+), 462 deletions(-) delete mode 100644 extras/udevinfo/Makefile delete mode 100644 extras/udevinfo/udevinfo.c create mode 100644 udevinfo.c diff --git a/Makefile b/Makefile index 5c265492b4..20c739e404 100644 --- a/Makefile +++ b/Makefile @@ -33,6 +33,7 @@ USE_DBUS = false ROOT = udev DAEMON = udevd SENDER = udevsend +HELPERS = udevinfo VERSION = 014_bk INSTALL_DIR = /usr/local/bin RELEASE_NAME = $(ROOT)-$(VERSION) @@ -164,7 +165,7 @@ endif CFLAGS += -I$(PWD)/libsysfs -all: $(ROOT) $(UDEVD) +all: $(ROOT) $(UDEVD) $(HELPERS) @extras="$(EXTRAS)" ; for target in $$extras ; do \ echo $$target ; \ $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \ @@ -189,8 +190,7 @@ SYSFS = $(PWD)/libsysfs/sysfs_bus.o \ $(PWD)/libsysfs/sysfs_utils.o \ $(PWD)/libsysfs/dlist.o -OBJS = udev.o \ - udev_config.o \ +OBJS = udev_config.o \ udev-add.o \ udev-remove.o \ udevdb.o \ @@ -200,6 +200,16 @@ OBJS = udev.o \ $(SYSFS) \ $(TDB) +HEADERS = $(GEN_HEADERS) \ + udev.h \ + namedev.h \ + udev_version.h \ + udev_dbus.h \ + udevdb.h \ + klibc_fixups.h \ + logging.h \ + list.h + ifeq ($(strip $(USE_KLIBC)),true) OBJS += klibc_fixups.o endif @@ -234,17 +244,21 @@ $(LOCAL_CFG_DIR)/udev.conf: $(OBJS): $(GEN_HEADERS) -$(ROOT): $(OBJS) udev.h namedev.h udev_version.h udev_dbus.h udevdb.h klibc_fixups.h logging.h list.h - $(LD) $(LDFLAGS) -o $(ROOT) $(CRT0) $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS) - $(STRIPCMD) $(ROOT) +$(ROOT): udev.o $(OBJS) $(HEADERS) + $(LD) $(LDFLAGS) -o $@ $(CRT0) udev.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS) + $(STRIPCMD) $@ + +$(HELPERS): udevinfo.o $(OBJS) $(HEADERS) + $(LD) $(LDFLAGS) -o $@ $(CRT0) udevinfo.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS) + $(STRIPCMD) $@ $(DAEMON): udevd.h udevd.o udevd.o logging.o - $(LD) $(LDFLAGS) -o $(DAEMON) $(CRT0) udevd.o logging.o $(LIB_OBJS) $(ARCH_LIB_OBJS) - $(STRIPCMD) $(ROOT) + $(LD) $(LDFLAGS) -o $@ $(CRT0) udevd.o logging.o $(LIB_OBJS) $(ARCH_LIB_OBJS) + $(STRIPCMD) $@ $(SENDER): udevd.h udevsend.o udevd.o logging.o - $(LD) $(LDFLAGS) -o $(SENDER) $(CRT0) udevsend.o logging.o $(LIB_OBJS) $(ARCH_LIB_OBJS) - $(STRIPCMD) $(ROOT) + $(LD) $(LDFLAGS) -o $@ $(CRT0) udevsend.o logging.o $(LIB_OBJS) $(ARCH_LIB_OBJS) + $(STRIPCMD) $@ clean: -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \ diff --git a/extras/udevinfo/Makefile b/extras/udevinfo/Makefile deleted file mode 100644 index b740b25331..0000000000 --- a/extras/udevinfo/Makefile +++ /dev/null @@ -1,28 +0,0 @@ -PROG=udevinfo -OBJS= ../../udev_config.o \ - ../../udev-add.o \ - ../../udev-remove.o \ - ../../udevdb.o \ - ../../logging.o \ - ../../namedev.o \ - ../../namedev_parse.o \ - ../../libsysfs/sysfs_bus.o \ - ../../libsysfs/sysfs_class.o \ - ../../libsysfs/sysfs_device.o \ - ../../libsysfs/sysfs_dir.o \ - ../../libsysfs/sysfs_driver.o \ - ../../libsysfs/sysfs_utils.o \ - ../../libsysfs/dlist.o \ - ../../tdb/tdb.o \ - ../../tdb/spinlock.o \ - -all: $(PROG) - -$(PROG): $(PROG).o - $(LD) $(LDFLAGS) -o $(PROG) $(PROG).o $(OBJS) -lc - -clean: - rm -f $(PROG) $(OBJS) $(PROG).o - -me: - cd ../..; make EXTRAS=extras/udevinfo diff --git a/extras/udevinfo/udevinfo.c b/extras/udevinfo/udevinfo.c deleted file mode 100644 index 3f03901f49..0000000000 --- a/extras/udevinfo/udevinfo.c +++ /dev/null @@ -1,424 +0,0 @@ -/* - * udevinfo - fetches attributes for a device - * - * Copyright (C) 2004 Kay Sievers - * - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include -#include -#include -#include -#include -#include -#include - -#include "../../udev.h" -#include "../../udev_version.h" -#include "../../logging.h" -#include "../../udevdb.h" -#include "../../libsysfs/libsysfs.h" - - -# define SYSFS_VALUE_MAX 200 - -char **main_argv; -int main_argc; -char **main_envp; - -static int print_all_attributes(const char *path) -{ - struct dlist *attributes; - struct sysfs_attribute *attr; - struct sysfs_directory *sysfs_dir; - char value[SYSFS_VALUE_MAX]; - int len; - int retval = 0; - - sysfs_dir = sysfs_open_directory(path); - if (sysfs_dir == NULL) - return -1; - - attributes = sysfs_get_dir_attributes(sysfs_dir); - if (attributes == NULL) { - retval = -1; - goto exit; - } - - dlist_for_each_data(attributes, attr, struct sysfs_attribute) { - if (attr->value != NULL) { - strncpy(value, attr->value, SYSFS_VALUE_MAX); - len = strlen(value); - if (len == 0) - continue; - - /* remove trailing newline */ - if (value[len-1] == '\n') { - value[len-1] = '\0'; - len--; - } - - /* skip nonprintable values */ - while (len) { - if (isprint(value[len-1]) == 0) - break; - len--; - } - if (len == 0) - printf(" SYSFS_%s=\"%s\"\n", attr->name, value); - } - } - printf("\n"); - -exit: - sysfs_close_directory(sysfs_dir); - - return retval; -} - -/* callback for database dump */ -static int print_record(char *path, struct udevice *dev) -{ - printf("P: %s\n", path); - printf("N: %s\n", dev->name); - printf("M: %#o\n", dev->mode); - printf("S: %s\n", dev->symlink); - printf("O: %s\n", dev->owner); - printf("G: %s\n", dev->group); - printf("\n"); - return 0; -} - -enum query_type { - NONE, - NAME, - PATH, - SYMLINK, - MODE, - OWNER, - GROUP -}; - -static int print_device_chain(const char *path) -{ - struct sysfs_class_device *class_dev; - struct sysfs_class_device *class_dev_parent; - struct sysfs_attribute *attr; - struct sysfs_device *sysfs_dev; - struct sysfs_device *sysfs_dev_parent; - int retval = 0; - - /* get the class dev */ - class_dev = sysfs_open_class_device_path(path); - if (class_dev == NULL) { - printf("couldn't get the class device\n"); - return -1; - } - - /* read the 'dev' file for major/minor*/ - attr = sysfs_get_classdev_attr(class_dev, "dev"); - if (attr == NULL) { - printf("couldn't get the \"dev\" file\n"); - retval = -1; - goto exit; - } - printf("\ndevice '%s' has major:minor %s", class_dev->path, attr->value); - sysfs_close_attribute(attr); - - /* open sysfs class device directory and print all attributes */ - printf(" looking at class device '%s':\n", class_dev->path); - if (print_all_attributes(class_dev->path) != 0) { - printf("couldn't open class device directory\n"); - retval = -1; - goto exit; - } - - /* get the device link (if parent exists look here) */ - class_dev_parent = sysfs_get_classdev_parent(class_dev); - if (class_dev_parent != NULL) { - //sysfs_close_class_device(class_dev); - class_dev = class_dev_parent; - } - sysfs_dev = sysfs_get_classdev_device(class_dev); - if (sysfs_dev != NULL) - printf("follow the class device's \"device\"\n"); - - /* look the device chain upwards */ - while (sysfs_dev != NULL) { - 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); - - /* open sysfs device directory and print all attributes */ - print_all_attributes(sysfs_dev->path); - - sysfs_dev_parent = sysfs_get_device_parent(sysfs_dev); - if (sysfs_dev_parent == NULL) - break; - - //sysfs_close_device(sysfs_dev); - sysfs_dev = sysfs_dev_parent; - } - sysfs_close_device(sysfs_dev); - -exit: - //sysfs_close_class_device(class_dev); - return retval; -} - -static int process_options(void) -{ - static const char short_options[] = "adn:p:q:rVh"; - int option; - int retval = 1; - struct udevice dev; - int root = 0; - int attributes = 0; - enum query_type query = NONE; - char result[NAME_SIZE] = ""; - char path[NAME_SIZE] = ""; - char name[NAME_SIZE] = ""; - char temp[NAME_SIZE]; - char *pos; - - /* get command line options */ - while (1) { - option = getopt(main_argc, main_argv, short_options); - if (option == -1) - break; - - dbg("option '%c'", option); - switch (option) { - case 'n': - dbg("udev name: %s\n", optarg); - strfieldcpy(name, optarg); - break; - - case 'p': - dbg("udev path: %s\n", optarg); - strfieldcpy(path, optarg); - break; - - case 'q': - dbg("udev query: %s\n", optarg); - - if (strcmp(optarg, "name") == 0) { - query = NAME; - break; - } - - if (strcmp(optarg, "symlink") == 0) { - query = SYMLINK; - break; - } - - if (strcmp(optarg, "mode") == 0) { - query = MODE; - break; - } - - if (strcmp(optarg, "owner") == 0) { - query = OWNER; - break; - } - - if (strcmp(optarg, "group") == 0) { - query = GROUP; - break; - } - - if (strcmp(optarg, "path") == 0) { - query = PATH; - break; - } - - printf("unknown query type\n"); - exit(1); - - case 'r': - root = 1; - break; - - case 'a': - attributes = 1; - break; - - case 'd': - retval = udevdb_open_ro(); - if (retval != 0) { - printf("unable to open udev database\n"); - exit(2); - } - udevdb_call_foreach(print_record); - udevdb_exit(); - exit(0); - - case 'V': - printf("udev, version %s\n", UDEV_VERSION); - exit(0); - - case 'h': - retval = 0; - case '?': - default: - goto help; - } - } - - /* process options */ - if (query != NONE) { - retval = udevdb_open_ro(); - if (retval != 0) { - printf("unable to open udev database\n"); - return -EACCES; - } - - if (path[0] != '\0') { - /* remove sysfs_path if given */ - if (strncmp(path, sysfs_path, strlen(sysfs_path)) == 0) { - pos = path + strlen(sysfs_path); - } else { - if (path[0] != '/') { - /* prepend '/' if missing */ - strcat(temp, "/"); - strncat(temp, path, sizeof(path)); - pos = temp; - } else { - pos = path; - } - } - retval = udevdb_get_dev(pos, &dev); - if (retval != 0) { - printf("device not found in database\n"); - goto exit; - } - goto print; - } - - if (name[0] != '\0') { - /* remove udev_root if given */ - if (strncmp(name, udev_root, strlen(udev_root)) == 0) { - pos = name + strlen(udev_root); - } else - pos = name; - retval = udevdb_get_dev_byname(pos, path, &dev); - if (retval != 0) { - printf("device not found in database\n"); - goto exit; - } - goto print; - } - - printf("query needs device path(-p) or node name(-n) specified\n"); - goto exit; - -print: - switch(query) { - case NAME: - if (root) - strfieldcpy(result, udev_root); - strncat(result, dev.name, sizeof(result)); - break; - - case SYMLINK: - strfieldcpy(result, dev.symlink); - break; - - case MODE: - sprintf(result, "%#o", dev.mode); - break; - - case GROUP: - strfieldcpy(result, dev.group); - break; - - case OWNER: - strfieldcpy(result, dev.owner); - break; - - case PATH: - strfieldcpy(result, path); - break; - - default: - goto exit; - } - printf("%s\n", result); - -exit: - udevdb_exit(); - return retval; - } - - if (attributes) { - if (path[0] == '\0') { - printf("attribute walk on device chain needs path(-p) specified\n"); - return -EINVAL; - } else { - if (strncmp(path, sysfs_path, strlen(sysfs_path)) != 0) { - /* prepend sysfs mountpoint if not given */ - strfieldcpy(temp, path); - strfieldcpy(path, sysfs_path); - strncat(path, temp, sizeof(path)); - } - print_device_chain(path); - return 0; - } - } - - if (root) { - printf("%s\n", udev_root); - return 0; - } - -help: - printf("Usage: [-anpqrdVh]\n" - " -q TYPE query database for the specified value:\n" - " 'name' name of device node\n" - " 'symlink' pointing to node\n" - " 'mode' permissions of node\n" - " 'owner' of node\n" - " 'group' of node\n" - " 'path' sysfs device path\n" - " -p PATH sysfs device path used for query or chain\n" - " -n NAME node name used for query\n" - "\n" - " -r print udev root\n" - " -a print all attributes along the chain of the device\n" - " -d dump whole database\n" - " -V print udev version\n" - " -h print this help text\n" - "\n"); - return retval; -} - -int main(int argc, char *argv[], char *envp[]) -{ - int retval; - - main_argv = argv; - main_argc = argc; - main_envp = envp; - - /* initialize our configuration */ - udev_init_config(); - - retval = process_options(); - if (retval != 0) - exit(1); - exit(0); -} diff --git a/udevinfo.c b/udevinfo.c new file mode 100644 index 0000000000..a2f5601b7c --- /dev/null +++ b/udevinfo.c @@ -0,0 +1,424 @@ +/* + * udevinfo - fetches attributes for a device + * + * Copyright (C) 2004 Kay Sievers + * + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#include +#include +#include +#include +#include +#include +#include + +#include "udev.h" +#include "udev_version.h" +#include "logging.h" +#include "udevdb.h" +#include "libsysfs/libsysfs.h" + + +# define SYSFS_VALUE_MAX 200 + +char **main_argv; +int main_argc; +char **main_envp; + +static int print_all_attributes(const char *path) +{ + struct dlist *attributes; + struct sysfs_attribute *attr; + struct sysfs_directory *sysfs_dir; + char value[SYSFS_VALUE_MAX]; + int len; + int retval = 0; + + sysfs_dir = sysfs_open_directory(path); + if (sysfs_dir == NULL) + return -1; + + attributes = sysfs_get_dir_attributes(sysfs_dir); + if (attributes == NULL) { + retval = -1; + goto exit; + } + + dlist_for_each_data(attributes, attr, struct sysfs_attribute) { + if (attr->value != NULL) { + strncpy(value, attr->value, SYSFS_VALUE_MAX); + len = strlen(value); + if (len == 0) + continue; + + /* remove trailing newline */ + if (value[len-1] == '\n') { + value[len-1] = '\0'; + len--; + } + + /* skip nonprintable values */ + while (len) { + if (isprint(value[len-1]) == 0) + break; + len--; + } + if (len == 0) + printf(" SYSFS_%s=\"%s\"\n", attr->name, value); + } + } + printf("\n"); + +exit: + sysfs_close_directory(sysfs_dir); + + return retval; +} + +/* callback for database dump */ +static int print_record(char *path, struct udevice *dev) +{ + printf("P: %s\n", path); + printf("N: %s\n", dev->name); + printf("M: %#o\n", dev->mode); + printf("S: %s\n", dev->symlink); + printf("O: %s\n", dev->owner); + printf("G: %s\n", dev->group); + printf("\n"); + return 0; +} + +enum query_type { + NONE, + NAME, + PATH, + SYMLINK, + MODE, + OWNER, + GROUP +}; + +static int print_device_chain(const char *path) +{ + struct sysfs_class_device *class_dev; + struct sysfs_class_device *class_dev_parent; + struct sysfs_attribute *attr; + struct sysfs_device *sysfs_dev; + struct sysfs_device *sysfs_dev_parent; + int retval = 0; + + /* get the class dev */ + class_dev = sysfs_open_class_device_path(path); + if (class_dev == NULL) { + printf("couldn't get the class device\n"); + return -1; + } + + /* read the 'dev' file for major/minor*/ + attr = sysfs_get_classdev_attr(class_dev, "dev"); + if (attr == NULL) { + printf("couldn't get the \"dev\" file\n"); + retval = -1; + goto exit; + } + printf("\ndevice '%s' has major:minor %s", class_dev->path, attr->value); + sysfs_close_attribute(attr); + + /* open sysfs class device directory and print all attributes */ + printf(" looking at class device '%s':\n", class_dev->path); + if (print_all_attributes(class_dev->path) != 0) { + printf("couldn't open class device directory\n"); + retval = -1; + goto exit; + } + + /* get the device link (if parent exists look here) */ + class_dev_parent = sysfs_get_classdev_parent(class_dev); + if (class_dev_parent != NULL) { + //sysfs_close_class_device(class_dev); + class_dev = class_dev_parent; + } + sysfs_dev = sysfs_get_classdev_device(class_dev); + if (sysfs_dev != NULL) + printf("follow the class device's \"device\"\n"); + + /* look the device chain upwards */ + while (sysfs_dev != NULL) { + 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); + + /* open sysfs device directory and print all attributes */ + print_all_attributes(sysfs_dev->path); + + sysfs_dev_parent = sysfs_get_device_parent(sysfs_dev); + if (sysfs_dev_parent == NULL) + break; + + //sysfs_close_device(sysfs_dev); + sysfs_dev = sysfs_dev_parent; + } + sysfs_close_device(sysfs_dev); + +exit: + //sysfs_close_class_device(class_dev); + return retval; +} + +static int process_options(void) +{ + static const char short_options[] = "adn:p:q:rVh"; + int option; + int retval = 1; + struct udevice dev; + int root = 0; + int attributes = 0; + enum query_type query = NONE; + char result[NAME_SIZE] = ""; + char path[NAME_SIZE] = ""; + char name[NAME_SIZE] = ""; + char temp[NAME_SIZE]; + char *pos; + + /* get command line options */ + while (1) { + option = getopt(main_argc, main_argv, short_options); + if (option == -1) + break; + + dbg("option '%c'", option); + switch (option) { + case 'n': + dbg("udev name: %s\n", optarg); + strfieldcpy(name, optarg); + break; + + case 'p': + dbg("udev path: %s\n", optarg); + strfieldcpy(path, optarg); + break; + + case 'q': + dbg("udev query: %s\n", optarg); + + if (strcmp(optarg, "name") == 0) { + query = NAME; + break; + } + + if (strcmp(optarg, "symlink") == 0) { + query = SYMLINK; + break; + } + + if (strcmp(optarg, "mode") == 0) { + query = MODE; + break; + } + + if (strcmp(optarg, "owner") == 0) { + query = OWNER; + break; + } + + if (strcmp(optarg, "group") == 0) { + query = GROUP; + break; + } + + if (strcmp(optarg, "path") == 0) { + query = PATH; + break; + } + + printf("unknown query type\n"); + exit(1); + + case 'r': + root = 1; + break; + + case 'a': + attributes = 1; + break; + + case 'd': + retval = udevdb_open_ro(); + if (retval != 0) { + printf("unable to open udev database\n"); + exit(2); + } + udevdb_call_foreach(print_record); + udevdb_exit(); + exit(0); + + case 'V': + printf("udevinfo, version %s\n", UDEV_VERSION); + exit(0); + + case 'h': + retval = 0; + case '?': + default: + goto help; + } + } + + /* process options */ + if (query != NONE) { + retval = udevdb_open_ro(); + if (retval != 0) { + printf("unable to open udev database\n"); + return -EACCES; + } + + if (path[0] != '\0') { + /* remove sysfs_path if given */ + if (strncmp(path, sysfs_path, strlen(sysfs_path)) == 0) { + pos = path + strlen(sysfs_path); + } else { + if (path[0] != '/') { + /* prepend '/' if missing */ + strcat(temp, "/"); + strncat(temp, path, sizeof(path)); + pos = temp; + } else { + pos = path; + } + } + retval = udevdb_get_dev(pos, &dev); + if (retval != 0) { + printf("device not found in database\n"); + goto exit; + } + goto print; + } + + if (name[0] != '\0') { + /* remove udev_root if given */ + if (strncmp(name, udev_root, strlen(udev_root)) == 0) { + pos = name + strlen(udev_root); + } else + pos = name; + retval = udevdb_get_dev_byname(pos, path, &dev); + if (retval != 0) { + printf("device not found in database\n"); + goto exit; + } + goto print; + } + + printf("query needs device path(-p) or node name(-n) specified\n"); + goto exit; + +print: + switch(query) { + case NAME: + if (root) + strfieldcpy(result, udev_root); + strncat(result, dev.name, sizeof(result)); + break; + + case SYMLINK: + strfieldcpy(result, dev.symlink); + break; + + case MODE: + sprintf(result, "%#o", dev.mode); + break; + + case GROUP: + strfieldcpy(result, dev.group); + break; + + case OWNER: + strfieldcpy(result, dev.owner); + break; + + case PATH: + strfieldcpy(result, path); + break; + + default: + goto exit; + } + printf("%s\n", result); + +exit: + udevdb_exit(); + return retval; + } + + if (attributes) { + if (path[0] == '\0') { + printf("attribute walk on device chain needs path(-p) specified\n"); + return -EINVAL; + } else { + if (strncmp(path, sysfs_path, strlen(sysfs_path)) != 0) { + /* prepend sysfs mountpoint if not given */ + strfieldcpy(temp, path); + strfieldcpy(path, sysfs_path); + strncat(path, temp, sizeof(path)); + } + print_device_chain(path); + return 0; + } + } + + if (root) { + printf("%s\n", udev_root); + return 0; + } + +help: + printf("Usage: [-anpqrdVh]\n" + " -q TYPE query database for the specified value:\n" + " 'name' name of device node\n" + " 'symlink' pointing to node\n" + " 'mode' permissions of node\n" + " 'owner' of node\n" + " 'group' of node\n" + " 'path' sysfs device path\n" + " -p PATH sysfs device path used for query or chain\n" + " -n NAME node name used for query\n" + "\n" + " -r print udev root\n" + " -a print all attributes along the chain of the device\n" + " -d dump whole database\n" + " -V print udev version\n" + " -h print this help text\n" + "\n"); + return retval; +} + +int main(int argc, char *argv[], char *envp[]) +{ + int retval; + + main_argv = argv; + main_argc = argc; + main_envp = envp; + + /* initialize our configuration */ + udev_init_config(); + + retval = process_options(); + if (retval != 0) + exit(1); + exit(0); +} -- cgit v1.2.3-54-g00ecf