Files
repmgr/strutil.c
2017-04-25 22:26:12 +09:00

115 lines
2.0 KiB
C

/*
* strutil.c
*
* Copyright (c) 2ndQuadrant, 2010-2017
*/
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "log.h"
#include "strutil.h"
static int
xvsnprintf(char *str, size_t size, const char *format, va_list ap)
__attribute__((format(PG_PRINTF_ATTRIBUTE, 3, 0)));
static int
xvsnprintf(char *str, size_t size, const char *format, va_list ap)
{
int retval;
retval = vsnprintf(str, size, format, ap);
if (retval >= (int) size)
{
log_error(_("buffer of size not large enough to format entire string '%s'"),
str);
exit(ERR_STR_OVERFLOW);
}
return retval;
}
int
sqlquery_snprintf(char *str, const char *format,...)
{
va_list arglist;
int retval;
va_start(arglist, format);
retval = xvsnprintf(str, MAX_QUERY_LEN, format, arglist);
va_end(arglist);
return retval;
}
int
maxlen_snprintf(char *str, const char *format,...)
{
va_list arglist;
int retval;
va_start(arglist, format);
retval = xvsnprintf(str, MAXLEN, format, arglist);
va_end(arglist);
return retval;
}
void
item_list_append(ItemList *item_list, const char *message)
{
item_list_append_format(item_list, "%s", message);
}
void
item_list_append_format(ItemList *item_list, const char *format, ...)
{
ItemListCell *cell;
va_list arglist;
cell = (ItemListCell *) pg_malloc0(sizeof(ItemListCell));
if (cell == NULL)
{
log_error(_("unable to allocate memory; terminating."));
exit(ERR_BAD_CONFIG);
}
cell->string = pg_malloc0(MAXLEN);
va_start(arglist, format);
(void) xvsnprintf(cell->string, MAXLEN, format, arglist);
va_end(arglist);
if (item_list->tail)
item_list->tail->next = cell;
else
item_list->head = cell;
item_list->tail = cell;
}
/*
* Escape a string for use as a parameter in recovery.conf
* Caller must free returned value
*/
char *
escape_recovery_conf_value(const char *src)
{
char *result = escape_single_quotes_ascii(src);
if (!result)
{
fprintf(stderr, _("%s: out of memory\n"), progname());
exit(ERR_INTERNAL);
}
return result;
}