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Fix the -f option to apps/json_parse, add a -F <arg> option to specify arbitrary flags to pass to json_object_to_json_string_ext().

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This commit is contained in:
Eric Hawicz
2023-07-04 12:00:31 -04:00
parent e9d3ab209a
commit 11311ed2a3
1 changed files with 11 additions and 11 deletions
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22
apps/json_parse.c
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@@ -35,7 +35,7 @@
#endif #endif
#endif #endif
static int formatted_output = 0; static int formatted_output = JSON_C_TO_STRING_SPACED;
static int show_output = 1; static int show_output = 1;
static int strict_mode = 0; static int strict_mode = 0;
static const char *fname = NULL; static const char *fname = NULL;
@@ -55,7 +55,7 @@ static void showmem(void)
struct rusage rusage; struct rusage rusage;
memset(&rusage, 0, sizeof(rusage)); memset(&rusage, 0, sizeof(rusage));
getrusage(RUSAGE_SELF, &rusage); getrusage(RUSAGE_SELF, &rusage);
printf("maxrss: %ld KB\n", rusage.ru_maxrss); fprintf(stderr, "maxrss: %ld KB\n", rusage.ru_maxrss);
#endif #endif
} }
@@ -136,15 +136,12 @@ static int showobj(struct json_object *new_obj)
return 1; return 1;
} }
printf("Successfully parsed object from %s\n", fname); fprintf(stderr, "Successfully parsed object from %s\n", fname);
if (show_output) if (show_output)
{ {
const char *output; const char *output;
if (formatted_output) output = json_object_to_json_string_ext(new_obj, formatted_output);
output = json_object_to_json_string(new_obj);
else
output = json_object_to_json_string_ext(new_obj, JSON_C_TO_STRING_PRETTY);
printf("%s\n", output); printf("%s\n", output);
} }
@@ -159,11 +156,13 @@ static void usage(const char *argv0, int exitval, const char *errmsg)
fp = stderr; fp = stderr;
if (errmsg != NULL) if (errmsg != NULL)
fprintf(fp, "ERROR: %s\n\n", errmsg); fprintf(fp, "ERROR: %s\n\n", errmsg);
fprintf(fp, "Usage: %s [-f] [-n] [-s]\n", argv0); fprintf(fp, "Usage: %s [-f|-F <arg>] [-n] [-s]\n", argv0);
fprintf(fp, " -f - Format the output with JSON_C_TO_STRING_PRETTY\n"); fprintf(fp, " -f - Format the output to stdout with JSON_C_TO_STRING_PRETTY (default is JSON_C_TO_STRING_SPACED)\n");
fprintf(fp, " -F - Format the output to stdout with <arg>, e.g. 0 for JSON_C_TO_STRING_PLAIN\n");
fprintf(fp, " -n - No output\n"); fprintf(fp, " -n - No output\n");
fprintf(fp, " -s - Parse in strict mode, flags:\n"); fprintf(fp, " -s - Parse in strict mode, flags:\n");
fprintf(fp, " JSON_TOKENER_STRICT|JSON_TOKENER_ALLOW_TRAILING_CHARS\n"); fprintf(fp, " JSON_TOKENER_STRICT|JSON_TOKENER_ALLOW_TRAILING_CHARS\n");
fprintf(fp, " Diagnostic information will be emitted to stderr\n");
fprintf(fp, "\nWARNING WARNING WARNING\n"); fprintf(fp, "\nWARNING WARNING WARNING\n");
fprintf(fp, "This is a prototype, it may change or be removed at any time!\n"); fprintf(fp, "This is a prototype, it may change or be removed at any time!\n");
@@ -174,11 +173,12 @@ int main(int argc, char **argv)
{ {
int opt; int opt;
while ((opt = getopt(argc, argv, "fhns")) != -1) while ((opt = getopt(argc, argv, "fF:hns")) != -1)
{ {
switch (opt) switch (opt)
{ {
case 'f': formatted_output = 1; break; case 'f': formatted_output = JSON_C_TO_STRING_PRETTY; break;
case 'F': formatted_output = atoi(optarg); break;
case 'n': show_output = 0; break; case 'n': show_output = 0; break;
case 's': strict_mode = 1; break; case 's': strict_mode = 1; break;
case 'h': usage(argv[0], 0, NULL); case 'h': usage(argv[0], 0, NULL);