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Refactor, move all PID file related functions to the same module

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Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
This commit is contained in:
Joachim Nilsson committed 2018-01-11 10:48:17 +01:00
1 parent df303c6243
commit a1c33dec21
5 files changed
+113 -75
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src/service.c
+1 -69
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@@ -36,6 +36,7 @@
#include "finit.h"
#include "helpers.h"
#include "inetd.h"
#include "pid.h"
#include "private.h"
#include "sig.h"
#include "service.h"
@@ -114,75 +115,6 @@ static int is_norespawn(void)
fexist("/tmp/norespawn");
}
static char *pid_file(svc_t *svc)
{
static char fn[MAX_ARG_LEN];
if (svc->pidfile[0]) {
if (svc->pidfile[0] == '!')
return &svc->pidfile[1];
return svc->pidfile;
}
snprintf(fn, sizeof(fn), "%s%s.pid", _PATH_VARRUN, basename(svc->cmd));
return fn;
}
static int pid_file_create(svc_t *svc)
{
FILE *fp;
if (!svc->pidfile[0] || svc->pidfile[0] == '!')
return 1;
fp = fopen(svc->pidfile, "w");
if (!fp)
return 1;
fprintf(fp, "%d\n", svc->pid);
return fclose(fp);
}
static int pid_file_parse(svc_t *svc, char *arg)
{
int len, not = 0;
/* Always clear, called with some sort of 'pid[:..]' argument */
svc->pidfile[0] = 0;
/* Sanity check ... */
if (!arg || !arg[0])
return 1;
/* 'pid:' imples argument following*/
if (!strncmp(arg, "pid:", 4)) {
arg += 4;
if ((arg[0] == '!' && arg[1] == '/') || arg[0] == '/') {
strlcpy(svc->pidfile, arg, sizeof(svc->pidfile));
return 0;
}
if (arg[0] == '!') {
arg++;
not++;
}
len = snprintf(svc->pidfile, sizeof(svc->pidfile), "%s%s%s",
not ? "!" : "", _PATH_VARRUN, arg);
if (len > 4 && strcmp(&svc->pidfile[len - 4], ".pid"))
strlcat(svc->pidfile, ".pid", sizeof(svc->pidfile));
return 0;
}
/* 'pid' arg, no argument following */
if (!strcmp(arg, "pid")) {
strlcpy(svc->pidfile, pid_file(svc), sizeof(svc->pidfile));
return 0;
}
return 1;
}
/**
* service_start - Start service
* @svc: Service to start