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libwebp: Rename macros in webpmux.c

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For clarity and to avoid:
  webpmux -info
  ERROR: Too many arguments for '-info'.

Change-Id: Iae8e62ed8997f7a4ea183d1b3505373255c3c73a
This commit is contained in:
Yannis Guyon 2018-10-03 21:39:38 +02:00
parent 92dc0f0937
commit e52485d6db
1 changed files with 17 additions and 12 deletions
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29
examples/webpmux.c
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@ -595,18 +595,22 @@ static int ValidateCommandLine(const CommandLineArguments* const cmd_args,
#define FEATURETYPE_IS_NIL (config->type_ == NIL_FEATURE)
#define CHECK_NUM_ARGS_LESS(NUM, LABEL) \
#define CHECK_NUM_ARGS_AT_LEAST(NUM, LABEL) \
if (argc < i + (NUM)) { \
fprintf(stderr, "ERROR: Too few arguments for '%s'.\n", argv[i]); \
goto LABEL; \
}
#define CHECK_NUM_ARGS_NOT_EQUAL(NUM, LABEL) \
if (argc != i + (NUM)) { \
#define CHECK_NUM_ARGS_AT_MOST(NUM, LABEL) \
if (argc > i + (NUM)) { \
fprintf(stderr, "ERROR: Too many arguments for '%s'.\n", argv[i]); \
goto LABEL; \
}
#define CHECK_NUM_ARGS_EXACTLY(NUM, LABEL) \
CHECK_NUM_ARGS_AT_LEAST(NUM, LABEL); \
CHECK_NUM_ARGS_AT_MOST(NUM, LABEL);
// Parses command-line arguments to fill up config object. Also performs some
// semantic checks.
static int ParseCommandLine(Config* config) {
@ -627,7 +631,7 @@ static int ParseCommandLine(Config* config) {
}
++i;
} else if (!strcmp(argv[i], "-duration")) {
CHECK_NUM_ARGS_LESS(2, ErrParse);
CHECK_NUM_ARGS_AT_LEAST(2, ErrParse);
if (ACTION_IS_NIL || config->action_type_ == ACTION_DURATION) {
config->action_type_ = ACTION_DURATION;
} else {
@ -657,7 +661,7 @@ static int ParseCommandLine(Config* config) {
}
++i;
} else if (!strcmp(argv[i], "-frame")) {
CHECK_NUM_ARGS_LESS(3, ErrParse);
CHECK_NUM_ARGS_AT_LEAST(3, ErrParse);
if (ACTION_IS_NIL || config->action_type_ == ACTION_SET) {
config->action_type_ = ACTION_SET;
} else {
@ -674,7 +678,7 @@ static int ParseCommandLine(Config* config) {
++feature_arg_index;
i += 3;
} else if (!strcmp(argv[i], "-loop") || !strcmp(argv[i], "-bgcolor")) {
CHECK_NUM_ARGS_LESS(2, ErrParse);
CHECK_NUM_ARGS_AT_LEAST(2, ErrParse);
if (ACTION_IS_NIL || config->action_type_ == ACTION_SET) {
config->action_type_ = ACTION_SET;
} else {
@ -691,11 +695,11 @@ static int ParseCommandLine(Config* config) {
++feature_arg_index;
i += 2;
} else if (!strcmp(argv[i], "-o")) {
CHECK_NUM_ARGS_LESS(2, ErrParse);
CHECK_NUM_ARGS_AT_LEAST(2, ErrParse);
config->output_ = argv[i + 1];
i += 2;
} else if (!strcmp(argv[i], "-info")) {
CHECK_NUM_ARGS_NOT_EQUAL(2, ErrParse);
CHECK_NUM_ARGS_EXACTLY(2, ErrParse);
if (config->action_type_ != NIL_ACTION) {
ERROR_GOTO1("ERROR: Multiple actions specified.\n", ErrParse);
} else {
@ -742,7 +746,7 @@ static int ParseCommandLine(Config* config) {
ERROR_GOTO1("ERROR: Multiple features specified.\n", ErrParse);
}
if (config->action_type_ == ACTION_SET) {
CHECK_NUM_ARGS_LESS(2, ErrParse);
CHECK_NUM_ARGS_AT_LEAST(2, ErrParse);
arg->filename_ = argv[i + 1];
++feature_arg_index;
i += 2;
@ -751,7 +755,7 @@ static int ParseCommandLine(Config* config) {
}
} else if (!strcmp(argv[i], "frame") &&
(config->action_type_ == ACTION_GET)) {
CHECK_NUM_ARGS_LESS(2, ErrParse);
CHECK_NUM_ARGS_AT_LEAST(2, ErrParse);
config->type_ = FEATURE_ANMF;
arg->params_ = argv[i + 1];
++feature_arg_index;
@ -836,8 +840,9 @@ static int InitializeConfig(int argc, const char* argv[],
#undef ACTION_IS_NIL
#undef FEATURETYPE_IS_NIL
#undef CHECK_NUM_ARGS_LESS
#undef CHECK_NUM_ARGS_MORE
#undef CHECK_NUM_ARGS_AT_LEAST
#undef CHECK_NUM_ARGS_AT_MOST
#undef CHECK_NUM_ARGS_EXACTLY
//------------------------------------------------------------------------------
// Processing.