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cpghum: Mark print/log functions with printf attr

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Signed-off-by: Jan Friesse <jfriesse@redhat.com>
Reviewed-by: Christine Caulfield <ccaulfie@redhat.com>
This commit is contained in:
Jan Friesse 2017-11-07 15:54:36 +01:00
parent 98bf81b6ad
commit 0a9c3be5ad
1 changed files with 9 additions and 1 deletions
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10
test/cpghum.c
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@ -37,6 +37,7 @@
#include <string.h>
#include <signal.h>
#include <unistd.h>
#include <assert.h>
#include <errno.h>
#include <time.h>
#include <limits.h>
@ -141,6 +142,12 @@ typedef enum
CPGH_LOG_ERR = 16
} log_type_t;
static void cpgh_print_message(int syslog_level, const char *facility_name, const char *format, va_list ap)
__attribute__((format(printf, 3, 0)));
static void cpgh_log_printf(log_type_t type, const char *format, ...)
__attribute__((format(printf, 2, 3)));
static void cpgh_print_message(int syslog_level, const char *facility_name, const char *format, va_list ap)
{
char msg[1024];
@ -151,7 +158,8 @@ static void cpgh_print_message(int syslog_level, const char *facility_name, cons
start = strlen(msg);
}
vsnprintf(msg+start, sizeof(msg)-start, format, ap);
assert(vsnprintf(msg+start, sizeof(msg)-start, format, ap) < sizeof(msg)-start);
if (to_stderr || (syslog_level <= LOG_ERR)) {
fprintf(stderr, "%s", msg);
}