This file is part of systemd.
Copyright 2010 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <errno.h>
CONFIG_PARSE_REFUSE_BOM = 1U << 3,
} ConfigParseFlags;
+/* Argument list for parsers of specific configuration settings. */
+#define CONFIG_PARSER_ARGUMENTS \
+ const char *unit, \
+ const char *filename, \
+ unsigned line, \
+ const char *section, \
+ unsigned section_line, \
+ const char *lvalue, \
+ int ltype, \
+ const char *rvalue, \
+ void *data, \
+ void *userdata
+
/* Prototype for a parser for a specific configuration setting */
-typedef int (*ConfigParserCallback)(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata);
+typedef int (*ConfigParserCallback)(CONFIG_PARSER_ARGUMENTS);
+
+/* A macro declaring the a function prototype, following the typedef above, simply because it's so cumbersomely long
+ * otherwise. (And current emacs gets irritatingly slow when editing files that contain lots of very long function
+ * prototypes on the same screen…) */
+#define CONFIG_PARSER_PROTOTYPE(name) int name(CONFIG_PARSER_ARGUMENTS)
/* Wraps information for parsing a specific configuration variable, to
* be stored in a simple array */
ConfigParseFlags flags,
void *userdata);
-/* Generic parsers */
-#define GENERIC_PARSER_ARGS \
- const char *unit, \
- const char *filename, \
- unsigned line, \
- const char *section, \
- unsigned section_line, \
- const char *lvalue, \
- int ltype, \
- const char *rvalue, \
- void *data, \
- void *userdata
-int config_parse_int(GENERIC_PARSER_ARGS);
-int config_parse_unsigned(GENERIC_PARSER_ARGS);
-int config_parse_long(GENERIC_PARSER_ARGS);
-int config_parse_uint8(GENERIC_PARSER_ARGS);
-int config_parse_uint16(GENERIC_PARSER_ARGS);
-int config_parse_uint32(GENERIC_PARSER_ARGS);
-int config_parse_uint64(GENERIC_PARSER_ARGS);
-int config_parse_double(GENERIC_PARSER_ARGS);
-int config_parse_iec_size(GENERIC_PARSER_ARGS);
-int config_parse_si_size(GENERIC_PARSER_ARGS);
-int config_parse_iec_uint64(GENERIC_PARSER_ARGS);
-int config_parse_bool(GENERIC_PARSER_ARGS);
-int config_parse_tristate(GENERIC_PARSER_ARGS);
-int config_parse_string(GENERIC_PARSER_ARGS);
-int config_parse_path(GENERIC_PARSER_ARGS);
-int config_parse_strv(GENERIC_PARSER_ARGS);
-int config_parse_sec(GENERIC_PARSER_ARGS);
-int config_parse_nsec(GENERIC_PARSER_ARGS);
-int config_parse_mode(GENERIC_PARSER_ARGS);
-int config_parse_warn_compat(GENERIC_PARSER_ARGS);
-int config_parse_log_facility(GENERIC_PARSER_ARGS);
-int config_parse_log_level(GENERIC_PARSER_ARGS);
-int config_parse_signal(GENERIC_PARSER_ARGS);
-int config_parse_personality(GENERIC_PARSER_ARGS);
-int config_parse_ifname(GENERIC_PARSER_ARGS);
-int config_parse_ip_port(GENERIC_PARSER_ARGS);
-int config_parse_join_controllers(GENERIC_PARSER_ARGS);
+CONFIG_PARSER_PROTOTYPE(config_parse_int);
+CONFIG_PARSER_PROTOTYPE(config_parse_unsigned);
+CONFIG_PARSER_PROTOTYPE(config_parse_long);
+CONFIG_PARSER_PROTOTYPE(config_parse_uint8);
+CONFIG_PARSER_PROTOTYPE(config_parse_uint16);
+CONFIG_PARSER_PROTOTYPE(config_parse_uint32);
+CONFIG_PARSER_PROTOTYPE(config_parse_uint64);
+CONFIG_PARSER_PROTOTYPE(config_parse_double);
+CONFIG_PARSER_PROTOTYPE(config_parse_iec_size);
+CONFIG_PARSER_PROTOTYPE(config_parse_si_size);
+CONFIG_PARSER_PROTOTYPE(config_parse_iec_uint64);
+CONFIG_PARSER_PROTOTYPE(config_parse_bool);
+CONFIG_PARSER_PROTOTYPE(config_parse_tristate);
+CONFIG_PARSER_PROTOTYPE(config_parse_string);
+CONFIG_PARSER_PROTOTYPE(config_parse_path);
+CONFIG_PARSER_PROTOTYPE(config_parse_strv);
+CONFIG_PARSER_PROTOTYPE(config_parse_sec);
+CONFIG_PARSER_PROTOTYPE(config_parse_nsec);
+CONFIG_PARSER_PROTOTYPE(config_parse_mode);
+CONFIG_PARSER_PROTOTYPE(config_parse_warn_compat);
+CONFIG_PARSER_PROTOTYPE(config_parse_log_facility);
+CONFIG_PARSER_PROTOTYPE(config_parse_log_level);
+CONFIG_PARSER_PROTOTYPE(config_parse_signal);
+CONFIG_PARSER_PROTOTYPE(config_parse_personality);
+CONFIG_PARSER_PROTOTYPE(config_parse_ifname);
+CONFIG_PARSER_PROTOTYPE(config_parse_ip_port);
+CONFIG_PARSER_PROTOTYPE(config_parse_join_controllers);
+CONFIG_PARSER_PROTOTYPE(config_parse_mtu);
+CONFIG_PARSER_PROTOTYPE(config_parse_rlimit);
typedef enum Disabled {
DISABLED_CONFIGURATION,
} Disabled;
#define DEFINE_CONFIG_PARSE_ENUM(function,name,type,msg) \
- int function(GENERIC_PARSER_ARGS) { \
+ CONFIG_PARSER_PROTOTYPE(function) { \
type *i = data, x; \
\
assert(filename); \
}
#define DEFINE_CONFIG_PARSE_ENUMV(function,name,type,invalid,msg) \
- int function(GENERIC_PARSER_ARGS) { \
+ CONFIG_PARSER_PROTOTYPE(function) { \
type **enums = data, x, *ys; \
_cleanup_free_ type *xs = NULL; \
const char *word, *state; \
*(xs + i) = invalid; \
} \
\
- free(*enums); \
- *enums = xs; \
- xs = NULL; \
- \
+ free_and_replace(*enums, xs); \
return 0; \
}
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