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/*
*
* Copyright (c) 2015, Red Hat, Inc.
* Copyright (c) 2015, Masatake YAMATO
*
* This source code is released for free distribution under the terms of the
* GNU General Public License version 2 or (at your option) any later version.
*
*/
/*
* INCLUDE FILES
*/
#include "general.h" /* must always come first */
#include <ctype.h>
#include <string.h>
#include "entry.h"
#include "iniconf.h"
#include "parse.h"
#include "read.h"
#include "routines.h"
#include "vstring.h"
#include "xtag.h"
/*
* DATA DEFINITIONS
*/
typedef enum {
K_UNIT,
} systemdUnitKind;
typedef enum {
R_UNIT_Requires,
R_UNIT_Wants,
R_UNIT_After,
R_UNIT_Before,
R_UNIT_RequiredBy,
R_UNIT_WantedBy,
} systemdUnitRole;
static roleDefinition SystemdUnitUnitRoles [] = {
{ true, "Requires", "referred in Requires key" },
{ true, "Wants", "referred in Wants key" },
{ true, "After", "referred in After key" },
{ true, "Before", "referred in Before key" },
{ true, "RequiredBy", "referred in RequiredBy key" },
{ true, "WantedBy", "referred in WantedBy key" },
/* ... */
};
static kindDefinition SystemdUnitKinds [] = {
{ true, 'u', "unit", "units",
.referenceOnly = true, ATTACH_ROLES(SystemdUnitUnitRoles)},
};
static int roleOf (const char* key, int kind)
{
int i;
for (i = 0; i < SystemdUnitKinds [kind].nRoles; i++)
{
if (strcmp (SystemdUnitKinds [kind].roles[i].name, key) == 0)
return i;
}
return -1;
}
static void makeSystemdReferencedUnit (const char *value, int kind, int role)
{
vString *unit = vStringNew ();
while (*value != '\0')
{
if (*value == ',')
{
makeSimpleRefTag (unit, kind, role);
vStringClear (unit);
}
else if (! isspace ((int) *value))
vStringPut (unit, *value);
value++;
}
if (vStringLength (unit) > 0)
makeSimpleRefTag (unit, kind, role);
vStringDelete (unit);
}
static void newDataCallback (iniconfSubparser *s CTAGS_ATTR_UNUSED,
const char *section CTAGS_ATTR_UNUSED, const char *key, const char *value)
{
int r;
if (isXtagEnabled (XTAG_REFERENCE_TAGS) && value)
{
r = roleOf (key, K_UNIT);
if (r >= 0)
makeSystemdReferencedUnit (value, K_UNIT, r);
}
}
static void findSystemdUnitTags (void)
{
scheduleRunningBaseparser (0);
}
extern parserDefinition* SystemdUnitParser (void)
{
static const char *const extensions [] = { "service", "socket", "device",
"mount", "automount", "swap", "target",
"path", "timer", "snapshot",
"slice", NULL };
static iniconfSubparser systemdUnitSubparser = {
.subparser = {
.direction = SUBPARSER_SUB_RUNS_BASE,
},
.newDataNotify = newDataCallback,
};
static parserDependency dependencies [] = {
[0] = { DEPTYPE_SUBPARSER, "Iniconf", &systemdUnitSubparser },
};
parserDefinition* const def = parserNew ("SystemdUnit");
def->dependencies = dependencies;
def->dependencyCount = ARRAY_SIZE(dependencies);
def->kindTable = SystemdUnitKinds;
def->kindCount = ARRAY_SIZE (SystemdUnitKinds);
def->extensions = extensions;
def->parser = findSystemdUnitTags;
def->useCork = CORK_QUEUE;
return def;
}
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