btrfs-progs: subvolume: convert help text to option formatter

Signed-off-by: David Sterba <dsterba@suse.com>

cmds/subvolume-list.c

@@ -47,38 +47,34 @@ static const char * const cmd_subvolume_list_usage[] = {
 	"List subvolumes and snapshots in the filesystem.",
 	"",
 	"Path filtering:",
-	"-o           print only subvolumes below specified path",
-	"-a           print all the subvolumes in the filesystem and",
-	"             distinguish absolute and relative path with respect",
-	"             to the given <path>",
+	OPTLINE("-o", "print only subvolumes below specified path"),
+	OPTLINE("-a", "print all the subvolumes in the filesystem and "
+		"distinguish absolute and relative path with respect to the given <path>"),
 	"",
 	"Field selection:",
-	"-p           print parent ID",
-	"-c           print the ogeneration of the subvolume",
-	"-g           print the generation of the subvolume",
-	"-u           print the uuid of subvolumes (and snapshots)",
-	"-q           print the parent uuid of the snapshots",
-	"-R           print the uuid of the received snapshots",
+	OPTLINE("-p", "print parent ID"),
+	OPTLINE("-c", "print the ogeneration of the subvolume"),
+	OPTLINE("-g", "print the generation of the subvolume"),
+	OPTLINE("-u", "print the uuid of subvolumes (and snapshots)"),
+	OPTLINE("-q", "print the parent uuid of the snapshots"),
+	OPTLINE("-R", "print the uuid of the received snapshots"),
 	"",
 	"Type filtering:",
-	"-s           list only snapshots",
-	"-r           list readonly subvolumes (including snapshots)",
-	"-d           list deleted subvolumes that are not yet cleaned",
+	OPTLINE("-s", "list only snapshots"),
+	OPTLINE("-r", "list readonly subvolumes (including snapshots)"),
+	OPTLINE("-d", "list deleted subvolumes that are not yet cleaned"),
 	"",
 	"Other:",
-	"-t           print the result as a table",
+	OPTLINE("-t", "print the result as a table"),
 	"",
 	"Sorting:",
-	"-G [+|-]value",
-	"             filter the subvolumes by generation",
-	"             (+value: >= value; -value: <= value; value: = value)",
-	"-C [+|-]value",
-	"             filter the subvolumes by ogeneration",
-	"             (+value: >= value; -value: <= value; value: = value)",
-	"--sort=gen,ogen,rootid,path",
-	"             list the subvolume in order of gen, ogen, rootid or path",
-	"             you also can add '+' or '-' in front of each items.",
-	"             (+:ascending, -:descending, ascending default)",
+	OPTLINE("-G [+|-]value", "filter the subvolumes by generation "
+		"(+value: >= value; -value: <= value; value: = value)"),
+	OPTLINE("-C [+|-]value", "filter the subvolumes by ogeneration "
+		"(+value: >= value; -value: <= value; value: = value)"),
+	OPTLINE("--sort=gen,ogen,rootid,path", "list the subvolume in order of gen, ogen, rootid or path "
+		"you also can add '+' or '-' in front of each items. "
+		"(+:ascending, -:descending, ascending default)"),
 	NULL,
 };
 

cmds/subvolume.c

@@ -91,8 +91,7 @@ static const char * const cmd_subvolume_create_usage[] = {
 	"Create a subvolume <name> in <dest>.  If <dest> is not given",
 	"subvolume <name> will be created in the current directory.",
 	"",
-	"-i <qgroupid>  add the newly created subvolume to a qgroup. This",
-	"               option can be given multiple times.",
+	OPTLINE("-i <qgroupid>", "add the newly created subvolume to a qgroup. This option can be given multiple times."),
 	HELPINFO_INSERT_GLOBALS,
 	HELPINFO_INSERT_QUIET,
 	NULL
@@ -239,10 +238,10 @@ static const char * const cmd_subvolume_delete_usage[] = {
 	"after a crash). Use one of the --commit options to wait until the",
 	"operation is safely stored on the media.",
 	"",
-	"-c|--commit-after      wait for transaction commit at the end of the operation",
-	"-C|--commit-each       wait for transaction commit after deleting each subvolume",
-	"-i|--subvolid          subvolume id of the to be removed subvolume",
-	"-v|--verbose           deprecated, alias for global -v option",
+	OPTLINE("-c|--commit-after", "wait for transaction commit at the end of the operation"),
+	OPTLINE("-C|--commit-each", "wait for transaction commit after deleting each subvolume"),
+	OPTLINE("-i|--subvolid", "subvolume id of the to be removed subvolume"),
+	OPTLINE("-v|--verbose", "deprecated, alias for global -v option"),
 	HELPINFO_INSERT_GLOBALS,
 	HELPINFO_INSERT_VERBOSE,
 	HELPINFO_INSERT_QUIET,
@@ -517,9 +516,8 @@ static const char * const cmd_subvolume_snapshot_usage[] = {
 	"",
 	"When only <subdir> is given, the subvolume will be named the basename of <subvolume>.",
 	"",
-	"-r             Make the new snapshot readonly.",
-	"-i <qgroupid>  Add the new snapshot to a qgroup (a quota group). This",
-	"               option can be given multiple times.",
+	OPTLINE("-r", "make the new snapshot readonly"),
+	OPTLINE("-i <qgroupid>", "Add the new snapshot to a qgroup (a quota group). This option can be given multiple times."),
 	HELPINFO_INSERT_GLOBALS,
 	HELPINFO_INSERT_QUIET,
 	NULL
@@ -1239,8 +1237,8 @@ static const char * const cmd_subvolume_show_usage[] = {
 	"The subvolume can be specified by path, or by root id or UUID that are",
 	"looked up relative to the given path",
 	"",
-	"-r|--rootid ID       root id of the subvolume",
-	"-u|--uuid UUID       UUID of the subvolum",
+	OPTLINE("-r|--rootid ID", "root id of the subvolume"),
+	OPTLINE("-u|--uuid UUID", "UUID of the subvolum"),
 	HELPINFO_UNITS_SHORT_LONG,
 	NULL
 };
@@ -1514,7 +1512,7 @@ static const char * const cmd_subvolume_sync_usage[] = {
 	"are completed, but do not wait for subvolumes deleted meanwhile.",
 	"The status of subvolume ids is checked periodically.",
 	"",
-	"-s <N>       sleep N seconds between checks (default: 1)",
+	OPTLINE("-s <N>", "sleep N seconds between checks (default: 1)"),
 	NULL
 };