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add generic string lookup macros
This commit is contained in:
Lennart Poettering
parent
f3bff0eb3b
commit
1dccbe197c
112
util.c
112
util.c
@ -7,9 +7,14 @@
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#include <stdlib.h>
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#include <signal.h>
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#include <stdio.h>
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#include <syslog.h>
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#include <sched.h>
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#include <sys/resource.h>
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#include "macro.h"
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#include "util.h"
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#include "ioprio.h"
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#include "missing.h"
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usec_t now(clockid_t clock) {
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struct timespec ts;
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@ -277,24 +282,6 @@ char *split_quoted(const char *c, size_t *l, char **state) {
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return (char*) current;
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}
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const char *sigchld_code(int code) {
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if (code == CLD_EXITED)
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return "exited";
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else if (code == CLD_KILLED)
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return "killed";
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else if (code == CLD_DUMPED)
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return "dumped";
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else if (code == CLD_TRAPPED)
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return "trapped";
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else if (code == CLD_STOPPED)
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return "stopped";
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else if (code == CLD_CONTINUED)
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return "continued";
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return "unknown";
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}
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int get_parent_of_pid(pid_t pid, pid_t *_ppid) {
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int r;
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FILE *f;
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@ -876,3 +863,92 @@ char *ascii_strlower(char *path) {
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return p;
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}
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static const char *const ioprio_class_table[] = {
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[IOPRIO_CLASS_NONE] = "none",
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[IOPRIO_CLASS_RT] = "realtime",
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[IOPRIO_CLASS_BE] = "best-effort",
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[IOPRIO_CLASS_IDLE] = "idle"
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};
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DEFINE_STRING_TABLE_LOOKUP(ioprio_class, int);
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static const char *const sigchld_code_table[] = {
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[CLD_EXITED] = "exited",
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[CLD_KILLED] = "killed",
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[CLD_DUMPED] = "dumped",
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[CLD_TRAPPED] = "trapped",
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[CLD_STOPPED] = "stopped",
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[CLD_CONTINUED] = "continued",
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};
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DEFINE_STRING_TABLE_LOOKUP(sigchld_code, int);
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static const char *const log_facility_table[LOG_NFACILITIES] = {
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[LOG_FAC(LOG_KERN)] = "kern",
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[LOG_FAC(LOG_USER)] = "user",
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[LOG_FAC(LOG_MAIL)] = "mail",
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[LOG_FAC(LOG_DAEMON)] = "daemon",
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[LOG_FAC(LOG_AUTH)] = "auth",
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[LOG_FAC(LOG_SYSLOG)] = "syslog",
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[LOG_FAC(LOG_LPR)] = "lpr",
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[LOG_FAC(LOG_NEWS)] = "news",
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[LOG_FAC(LOG_UUCP)] = "uucp",
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[LOG_FAC(LOG_CRON)] = "cron",
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[LOG_FAC(LOG_AUTHPRIV)] = "authpriv",
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[LOG_FAC(LOG_FTP)] = "ftp",
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[LOG_FAC(LOG_LOCAL0)] = "local0",
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[LOG_FAC(LOG_LOCAL1)] = "local1",
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[LOG_FAC(LOG_LOCAL2)] = "local2",
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[LOG_FAC(LOG_LOCAL3)] = "local3",
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[LOG_FAC(LOG_LOCAL4)] = "local4",
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[LOG_FAC(LOG_LOCAL5)] = "local5",
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[LOG_FAC(LOG_LOCAL6)] = "local6",
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[LOG_FAC(LOG_LOCAL7)] = "local7"
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};
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DEFINE_STRING_TABLE_LOOKUP(log_facility, int);
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static const char *const log_level_table[] = {
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[LOG_EMERG] = "emerg",
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[LOG_ALERT] = "alert",
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[LOG_CRIT] = "crit",
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[LOG_ERR] = "err",
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[LOG_WARNING] = "warning",
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[LOG_NOTICE] = "notice",
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[LOG_INFO] = "info",
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[LOG_DEBUG] = "debug"
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};
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DEFINE_STRING_TABLE_LOOKUP(log_level, int);
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static const char* const sched_policy_table[] = {
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[SCHED_OTHER] = "other",
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[SCHED_BATCH] = "batch",
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[SCHED_IDLE] = "idle",
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[SCHED_FIFO] = "fifo",
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[SCHED_RR] = "rr"
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};
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DEFINE_STRING_TABLE_LOOKUP(sched_policy, int);
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static const char* const rlimit_table[] = {
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[RLIMIT_CPU] = "LimitCPU",
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[RLIMIT_FSIZE] = "LimitFSIZE",
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[RLIMIT_DATA] = "LimitDATA",
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[RLIMIT_STACK] = "LimitSTACK",
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[RLIMIT_CORE] = "LimitCORE",
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[RLIMIT_RSS] = "LimitRSS",
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[RLIMIT_NOFILE] = "LimitNOFILE",
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[RLIMIT_AS] = "LimitAS",
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[RLIMIT_NPROC] = "LimitNPROC",
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[RLIMIT_MEMLOCK] = "LimitMEMLOCK",
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[RLIMIT_LOCKS] = "LimitLOCKS",
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[RLIMIT_SIGPENDING] = "LimitSIGPENDING",
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[RLIMIT_MSGQUEUE] = "LimitMSGQUEUE",
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[RLIMIT_NICE] = "LimitNICE",
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[RLIMIT_RTPRIO] = "LimitRTPRIO",
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[RLIMIT_RTTIME] = "LimitRTTIME"
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};
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DEFINE_STRING_TABLE_LOOKUP(rlimit, int);
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37
util.h
37
util.h
@ -83,8 +83,6 @@ char *split_quoted(const char *c, size_t *l, char **state);
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#define FOREACH_WORD_QUOTED(word, length, s, state) \
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for ((state) = NULL, (word) = split_quoted((s), &(l), &(state)); (word); (word) = split_quoted((s), &(l), &(state)))
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const char *sigchld_code(int code);
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pid_t get_parent_of_pid(pid_t pid, pid_t *ppid);
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int write_one_line_file(const char *fn, const char *line);
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@ -121,4 +119,39 @@ char *ascii_strlower(char *path);
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char *xescape(const char *s, const char *bad);
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#define DEFINE_STRING_TABLE_LOOKUP(name,type) \
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const char *name##_to_string(type i) { \
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if (i < 0 || i >= (type) ELEMENTSOF(name##_table)) \
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return NULL; \
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return name##_table[i]; \
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} \
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type name##_from_string(const char *s) { \
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type i; \
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assert(s); \
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for (i = 0; i < (type)ELEMENTSOF(name##_table); i++) \
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if (streq(name##_table[i], s)) \
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return i; \
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return (type) -1; \
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} \
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struct __useless_struct_to_allow_trailing_semicolon__
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const char *ioprio_class_to_string(int i);
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int ioprio_class_from_string(const char *s);
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const char *sigchld_code_to_string(int i);
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int sigchld_code_from_string(const char *s);
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const char *log_facility_to_string(int i);
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int log_facility_from_string(const char *s);
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const char *log_level_to_string(int i);
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int log_level_from_string(const char *s);
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const char *sched_policy_to_string(int i);
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int sched_policy_from_string(const char *s);
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const char *rlimit_to_string(int i);
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int rlimit_from_string(const char *s);
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#endif
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