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Some internal renaming.

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Add --separator and --sort to dmsetup (unused as yet).
Make alignment flag optional when specifying report fields.
This commit is contained in:
Alasdair Kergon 2007-01-18 17:47:58 +00:00
parent 07473c2be3
commit 03c6979264
4 changed files with 69 additions and 46 deletions
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3
WHATS_NEW_DM
View File

@ -1,5 +1,8 @@
Version 1.02.16 -
===================================
Add --separator and --sort to dmsetup (unused).
Make alignment flag optional when specifying report fields.
Version 1.02.15 - 17th January 2007
===================================
Add basic reporting functions to libdevmapper.

10
libdm/libdevmapper.h
View File

@ -646,11 +646,13 @@ struct dm_report_field;
/*
* dm_report_field_type flags
*/
#define DM_REPORT_FIELD_MASK 0x0000000F
#define DM_REPORT_FIELD_MASK 0x000000FF
#define DM_REPORT_FIELD_ALIGN_MASK 0x0000000F
#define DM_REPORT_FIELD_ALIGN_LEFT 0x00000001
#define DM_REPORT_FIELD_ALIGN_RIGHT 0x00000002
#define DM_REPORT_FIELD_STRING 0x00000004
#define DM_REPORT_FIELD_NUMBER 0x00000008
#define DM_REPORT_FIELD_TYPE_MASK 0x000000F0
#define DM_REPORT_FIELD_TYPE_STRING 0x00000010
#define DM_REPORT_FIELD_TYPE_NUMBER 0x00000020
struct dm_report;
struct dm_report_field_type {
@ -668,7 +670,7 @@ struct dm_report_field_type {
/*
* dm_report_init output_flags
*/
#define DM_REPORT_OUTPUT_MASK 0x00000007
#define DM_REPORT_OUTPUT_MASK 0x000000FF
#define DM_REPORT_OUTPUT_ALIGNED 0x00000001
#define DM_REPORT_OUTPUT_BUFFERED 0x00000002
#define DM_REPORT_OUTPUT_HEADINGS 0x00000004

34
libdm/libdm-report.c
View File

@ -672,7 +672,7 @@ static int _row_compare(const void *a, const void *b)
for (cnt = 0; cnt < rowa->rh->keys_count; cnt++) {
sfa = (*rowa->sort_fields)[cnt];
sfb = (*rowb->sort_fields)[cnt];
if (sfa->props->flags & DM_REPORT_FIELD_NUMBER) {
if (sfa->props->flags & DM_REPORT_FIELD_TYPE_NUMBER) {
const uint64_t numa =
*(const uint64_t *) sfa->sort_value;
const uint64_t numb =
@ -686,7 +686,7 @@ static int _row_compare(const void *a, const void *b)
} else { /* FLD_DESCENDING */
return (numa < numb) ? 1 : -1;
}
} else { /* DM_REPORT_FIELD_STRING */
} else { /* DM_REPORT_FIELD_TYPE_STRING */
const char *stra = (const char *) sfa->sort_value;
const char *strb = (const char *) sfb->sort_value;
int cmp = strcmp(stra, strb);
@ -740,6 +740,7 @@ int dm_report_output(struct dm_report *rh)
const char *repstr;
char buf[4096];
unsigned width;
uint32_t align;
if (list_empty(&rh->rows))
return 1;
@ -771,18 +772,23 @@ int dm_report_output(struct dm_report *rh)
if (!dm_pool_grow_object(rh->mem, repstr,
strlen(repstr)))
goto bad_grow;
} else if (field->props->flags & DM_REPORT_FIELD_ALIGN_LEFT) {
if (dm_snprintf(buf, sizeof(buf), "%-*.*s",
width, width, repstr) < 0)
goto bad_snprintf;
if (!dm_pool_grow_object(rh->mem, buf, width))
goto bad_grow;
} else if (field->props->flags & DM_REPORT_FIELD_ALIGN_RIGHT) {
if (dm_snprintf(buf, sizeof(buf), "%*.*s",
width, width, repstr) < 0)
goto bad_snprintf;
if (!dm_pool_grow_object(rh->mem, buf, width))
goto bad_grow;
} else {
if (!(align = field->props->flags & DM_REPORT_FIELD_ALIGN_MASK))
align = (field->props->flags & DM_REPORT_FIELD_TYPE_NUMBER) ?
DM_REPORT_FIELD_ALIGN_RIGHT : DM_REPORT_FIELD_ALIGN_LEFT;
if (align & DM_REPORT_FIELD_ALIGN_LEFT) {
if (dm_snprintf(buf, sizeof(buf), "%-*.*s",
width, width, repstr) < 0)
goto bad_snprintf;
if (!dm_pool_grow_object(rh->mem, buf, width))
goto bad_grow;
} else if (field->props->flags & DM_REPORT_FIELD_ALIGN_RIGHT) {
if (dm_snprintf(buf, sizeof(buf), "%*.*s",
width, width, repstr) < 0)
goto bad_snprintf;
if (!dm_pool_grow_object(rh->mem, buf, width))
goto bad_grow;
}
}
if (!list_end(&row->fields, fh))

68
tools/dmsetup.c
View File

@ -1,7 +1,7 @@
/*
* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
* Copyright (C) 2005 NEC Corperation
* Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved.
* Copyright (C) 2005-2007 NEC Corperation
*
* This file is part of the device-mapper userspace tools.
*
@ -114,7 +114,9 @@ enum {
NOOPENCOUNT_ARG,
NOTABLE_ARG,
OPTIONS_ARG,
SEPARATOR_ARG,
SHOWKEYS_ARG,
SORT_ARG,
TABLE_ARG,
TARGET_ARG,
TREE_ARG,
@ -126,10 +128,10 @@ enum {
};
static int _switches[NUM_SWITCHES];
static int _values[NUM_SWITCHES];
static int _int_args[NUM_SWITCHES];
static char *_string_args[NUM_SWITCHES];
static int _num_devices;
static char *_uuid;
static char *_fields;
static char *_table;
static char *_target;
static char *_command;
@ -348,8 +350,8 @@ static int _set_task_device(struct dm_task *dmt, const char *name, int optional)
if (!dm_task_set_uuid(dmt, _uuid))
return 0;
} else if (_switches[MAJOR_ARG] && _switches[MINOR_ARG]) {
if (!dm_task_set_major(dmt, _values[MAJOR_ARG]) ||
!dm_task_set_minor(dmt, _values[MINOR_ARG]))
if (!dm_task_set_major(dmt, _int_args[MAJOR_ARG]) ||
!dm_task_set_minor(dmt, _int_args[MINOR_ARG]))
return 0;
} else if (!optional) {
fprintf(stderr, "No device specified.\n");
@ -440,19 +442,19 @@ static int _create(int argc, char **argv, void *data __attribute((unused)))
if (_switches[READ_ONLY] && !dm_task_set_ro(dmt))
goto out;
if (_switches[MAJOR_ARG] && !dm_task_set_major(dmt, _values[MAJOR_ARG]))
if (_switches[MAJOR_ARG] && !dm_task_set_major(dmt, _int_args[MAJOR_ARG]))
goto out;
if (_switches[MINOR_ARG] && !dm_task_set_minor(dmt, _values[MINOR_ARG]))
if (_switches[MINOR_ARG] && !dm_task_set_minor(dmt, _int_args[MINOR_ARG]))
goto out;
if (_switches[UID_ARG] && !dm_task_set_uid(dmt, _values[UID_ARG]))
if (_switches[UID_ARG] && !dm_task_set_uid(dmt, _int_args[UID_ARG]))
goto out;
if (_switches[GID_ARG] && !dm_task_set_gid(dmt, _values[GID_ARG]))
if (_switches[GID_ARG] && !dm_task_set_gid(dmt, _int_args[GID_ARG]))
goto out;
if (_switches[MODE_ARG] && !dm_task_set_mode(dmt, _values[MODE_ARG]))
if (_switches[MODE_ARG] && !dm_task_set_mode(dmt, _int_args[MODE_ARG]))
goto out;
if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
@ -1736,7 +1738,7 @@ static int _loop_table(char *table, size_t tlen, char *file, char *dev, off_t of
#ifdef HAVE_SYS_STATVFS_H
if (fstatvfs(fd, &fsbuf))
goto error;
goto error;
/* FIXME Fragment size currently unused */
blksize = fsbuf.f_frsize;
@ -1744,7 +1746,7 @@ static int _loop_table(char *table, size_t tlen, char *file, char *dev, off_t of
close(fd);
if (dm_snprintf(table, tlen, "%llu %llu loop %s %llu\n", 0ULL,
if (dm_snprintf(table, tlen, "%llu %llu loop %s %llu\n", 0ULL,
(long long unsigned)sectors, file, off) < 0)
return 0;
@ -1888,7 +1890,9 @@ static int _process_switches(int *argc, char ***argv)
{"noopencount", 0, &ind, NOOPENCOUNT_ARG},
{"notable", 0, &ind, NOTABLE_ARG},
{"options", 1, &ind, OPTIONS_ARG},
{"separator", 1, &ind, SEPARATOR_ARG},
{"showkeys", 0, &ind, SHOWKEYS_ARG},
{"sort", 1, &ind, SORT_ARG},
{"table", 1, &ind, TABLE_ARG},
{"target", 1, &ind, TARGET_ARG},
{"tree", 0, &ind, TREE_ARG},
@ -1906,7 +1910,7 @@ static int _process_switches(int *argc, char ***argv)
* Zero all the index counts.
*/
memset(&_switches, 0, sizeof(_switches));
memset(&_values, 0, sizeof(_values));
memset(&_int_args, 0, sizeof(_int_args));
namebase = strdup((*argv)[0]);
base = basename(namebase);
@ -1918,17 +1922,17 @@ static int _process_switches(int *argc, char ***argv)
_switches[OPTIONS_ARG]++;
_switches[MAJOR_ARG]++;
_switches[MINOR_ARG]++;
_fields = (char *) "name";
_string_args[OPTIONS_ARG] = (char *) "name";
if (*argc == 3) {
_values[MAJOR_ARG] = atoi((*argv)[1]);
_values[MINOR_ARG] = atoi((*argv)[2]);
_int_args[MAJOR_ARG] = atoi((*argv)[1]);
_int_args[MINOR_ARG] = atoi((*argv)[2]);
*argc -= 2;
*argv += 2;
} else if ((*argc == 2) &&
(2 == sscanf((*argv)[1], "%i:%i",
&_values[MAJOR_ARG],
&_values[MINOR_ARG]))) {
&_int_args[MAJOR_ARG],
&_int_args[MINOR_ARG]))) {
*argc -= 1;
*argv += 1;
} else {
@ -1950,7 +1954,7 @@ static int _process_switches(int *argc, char ***argv)
optarg = 0;
optind = OPTIND_INIT;
while ((ind = -1, c = GETOPTLONG_FN(*argc, *argv, "cCfGj:m:Mno:ru:Uv",
while ((ind = -1, c = GETOPTLONG_FN(*argc, *argv, "cCfGj:m:Mno:O:ru:Uv",
long_options, NULL)) != -1) {
if (c == ':' || c == '?')
return 0;
@ -1962,17 +1966,25 @@ static int _process_switches(int *argc, char ***argv)
_switches[READ_ONLY]++;
if (c == 'j' || ind == MAJOR_ARG) {
_switches[MAJOR_ARG]++;
_values[MAJOR_ARG] = atoi(optarg);
_int_args[MAJOR_ARG] = atoi(optarg);
}
if (c == 'm' || ind == MINOR_ARG) {
_switches[MINOR_ARG]++;
_values[MINOR_ARG] = atoi(optarg);
_int_args[MINOR_ARG] = atoi(optarg);
}
if (c == 'n' || ind == NOTABLE_ARG)
_switches[NOTABLE_ARG]++;
if (c == 'o' || ind == OPTIONS_ARG) {
_switches[OPTIONS_ARG]++;
_fields = optarg;
_string_args[OPTIONS_ARG] = optarg;
}
if (ind == SEPARATOR_ARG) {
_switches[SEPARATOR_ARG]++;
_string_args[SEPARATOR_ARG] = optarg;
}
if (c == 'O' || ind == SORT_ARG) {
_switches[SORT_ARG]++;
_string_args[SORT_ARG] = optarg;
}
if (c == 'v' || ind == VERBOSE_ARG)
_switches[VERBOSE_ARG]++;
@ -1982,16 +1994,16 @@ static int _process_switches(int *argc, char ***argv)
}
if (c == 'G' || ind == GID_ARG) {
_switches[GID_ARG]++;
_values[GID_ARG] = atoi(optarg);
_int_args[GID_ARG] = atoi(optarg);
}
if (c == 'U' || ind == UID_ARG) {
_switches[UID_ARG]++;
_values[UID_ARG] = atoi(optarg);
_int_args[UID_ARG] = atoi(optarg);
}
if (c == 'M' || ind == MODE_ARG) {
_switches[MODE_ARG]++;
/* FIXME Accept modes as per chmod */
_values[MODE_ARG] = (int) strtol(optarg, NULL, 8);
_int_args[MODE_ARG] = (int) strtol(optarg, NULL, 8);
}
if ((ind == EXEC_ARG)) {
_switches[EXEC_ARG]++;
@ -2032,12 +2044,12 @@ static int _process_switches(int *argc, char ***argv)
}
if (_switches[COLS_ARG] && _switches[OPTIONS_ARG] &&
strcmp(_fields, "name")) {
strcmp(_string_args[OPTIONS_ARG], "name")) {
fprintf(stderr, "Only -o name is supported so far.\n");
return 0;
}
if (_switches[TREE_ARG] && !_process_tree_options(_fields))
if (_switches[TREE_ARG] && !_process_tree_options(_string_args[OPTIONS_ARG]))
return 0;
if (_switches[TABLE_ARG] && _switches[NOTABLE_ARG]) {