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Fix printf format issues in apps/json_parse, and actually call the usage() function.

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This commit is contained in:
Eric Hawicz
2020-05-03 14:54:38 -04:00
parent ee90110f9b
commit 9b64c3e347
1 changed files with 7 additions and 6 deletions
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13
apps/json_parse.c
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@@ -31,7 +31,7 @@ static const char *fname = NULL;
#define json_tokener_get_parse_end(tok) ((tok)->char_offset)
#endif
static void usage(int exitval, const char *errmsg);
static void usage(const char *argv0, int exitval, const char *errmsg);
static void showmem(void);
static int parseit(int fd, int (*callback)(struct json_object *));
static int showobj(struct json_object *new_obj);
@@ -42,7 +42,7 @@ static void showmem(void)
struct rusage rusage;
memset(&rusage, 0, sizeof(rusage));
getrusage(RUSAGE_SELF, &rusage);
printf("maxrss: %d KB\n", rusage.ru_maxrss);
printf("maxrss: %ld KB\n", rusage.ru_maxrss);
#endif
}
@@ -137,14 +137,14 @@ static int showobj(struct json_object *new_obj)
return 0;
}
static void usage(int exitval, const char *errmsg)
static void usage(const char *argv0, int exitval, const char *errmsg)
{
FILE *fp = stdout;
if (exitval != 0)
fp = stderr;
if (errmsg != NULL)
fprintf(fp, "ERROR: %s\n\n", errmsg);
fprintf(fp, "Usage: %s [-f] [-n] [-s]\n");
fprintf(fp, "Usage: %s [-f] [-n] [-s]\n", argv0);
fprintf(fp, " -f - Format the output with JSON_C_TO_STRING_PRETTY\n");
fprintf(fp, " -n - No output\n");
fprintf(fp, " -s - Parse in strict mode, flags:\n");
@@ -160,14 +160,15 @@ int main(int argc, char **argv)
json_object *new_obj;
int opt;
while ((opt = getopt(argc, argv, "fns")) != -1)
while ((opt = getopt(argc, argv, "fhns")) != -1)
{
switch (opt)
{
case 'f': formatted_output = 1; break;
case 'n': show_output = 0; break;
case 's': strict_mode = 1; break;
default: /* '?' */ fprintf(stderr, "Usage: %s [-f]\n", argv[0]); exit(EXIT_FAILURE);
case 'h': usage(argv[0], 0, NULL);
default: /* '?' */ usage(argv[0], 1, "Unknown arguments");
}
}