#include "command-line-arguments.h"
typedef enum {
- OPT_FAILED, /* false */
- OPT_OK, /* good */
- OPT_GIVEBACK, /* pop one of the arguments you thought you were getting off the stack */
+ OPT_FAILED, /* false */
+ OPT_OK, /* good */
+ OPT_GIVEBACK, /* pop one of the arguments you thought you were getting off the stack */
} opt_handled;
/*
- Search the array of keywords for a given argument, assigning the
- output variable to the corresponding value. Return false if nothing
- matches.
-*/
+ * Search the array of keywords for a given argument, assigning the
+ * output variable to the corresponding value. Return false if nothing
+ * matches.
+ */
static opt_handled
_process_keyword_arg (const notmuch_opt_desc_t *arg_desc, char next,
continue;
*arg_desc->opt_keyword = keywords->value;
- fprintf (stderr, "Warning: No known keyword option given for \"%s\", choosing value \"%s\"."
- " Please specify the argument explicitly!\n", arg_desc->name, arg_desc->keyword_no_arg_value);
+ fprintf (stderr,
+ "Warning: No known keyword option given for \"%s\", choosing value \"%s\"."
+ " Please specify the argument explicitly!\n", arg_desc->name,
+ arg_desc->keyword_no_arg_value);
return OPT_GIVEBACK;
}
- fprintf (stderr, "No matching keyword for option \"%s\" and default value \"%s\" is invalid.\n", arg_str, arg_desc->name);
+ fprintf (stderr,
+ "No matching keyword for option \"%s\" and default value \"%s\" is invalid.\n",
+ arg_str,
+ arg_desc->name);
return OPT_FAILED;
}
if (next != '\0')
- fprintf (stderr, "Unknown keyword argument \"%s\" for option \"%s\".\n", arg_str, arg_desc->name);
+ fprintf (stderr, "Unknown keyword argument \"%s\" for option \"%s\".\n", arg_str,
+ arg_desc->name);
else
fprintf (stderr, "Option \"%s\" needs a keyword argument.\n", arg_desc->name);
return OPT_FAILED;
} else if (strcmp (arg_str, "false") == 0) {
value = false;
} else {
- fprintf (stderr, "Unknown argument \"%s\" for (boolean) option \"%s\".\n", arg_str, arg_desc->name);
+ fprintf (stderr, "Unknown argument \"%s\" for (boolean) option \"%s\".\n", arg_str,
+ arg_desc->name);
return OPT_FAILED;
}
- *arg_desc->opt_bool = negate ? !value : value;
+ *arg_desc->opt_bool = negate ? (! value) : value;
return OPT_OK;
}
static opt_handled
-_process_int_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str) {
+_process_int_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str)
+{
char *endptr;
+
if (next == '\0' || arg_str[0] == '\0') {
fprintf (stderr, "Option \"%s\" needs an integer argument.\n", arg_desc->name);
return OPT_FAILED;
}
static opt_handled
-_process_string_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str) {
+_process_string_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str)
+{
if (next == '\0') {
fprintf (stderr, "Option \"%s\" needs a string argument.\n", arg_desc->name);
}
/* Return number of non-NULL opt_* fields in opt_desc. */
-static int _opt_set_count (const notmuch_opt_desc_t *opt_desc)
+static int
+_opt_set_count (const notmuch_opt_desc_t *opt_desc)
{
return
- !!opt_desc->opt_inherit +
- !!opt_desc->opt_bool +
- !!opt_desc->opt_int +
- !!opt_desc->opt_keyword +
- !!opt_desc->opt_flags +
- !!opt_desc->opt_string +
- !!opt_desc->opt_position;
+ (bool) opt_desc->opt_inherit +
+ (bool) opt_desc->opt_bool +
+ (bool) opt_desc->opt_int +
+ (bool) opt_desc->opt_keyword +
+ (bool) opt_desc->opt_flags +
+ (bool) opt_desc->opt_string +
+ (bool) opt_desc->opt_position;
}
/* Return true if opt_desc is valid. */
-static bool _opt_valid (const notmuch_opt_desc_t *opt_desc)
+static bool
+_opt_valid (const notmuch_opt_desc_t *opt_desc)
{
int n = _opt_set_count (opt_desc);
}
/*
- Search for the {pos_arg_index}th position argument, return false if
- that does not exist.
-*/
+ * Search for the {pos_arg_index}th position argument, return false if
+ * that does not exist.
+ */
bool
parse_position_arg (const char *arg_str, int pos_arg_index,
- const notmuch_opt_desc_t *arg_desc) {
+ const notmuch_opt_desc_t *arg_desc)
+{
int pos_arg_counter = 0;
+
while (_opt_valid (arg_desc)) {
if (arg_desc->opt_position) {
if (pos_arg_counter == pos_arg_index) {
int
parse_option (int argc, char **argv, const notmuch_opt_desc_t *options, int opt_index)
{
- assert(argv);
+ assert (argv);
const char *_arg = argv[opt_index];
- assert(_arg);
- assert(options);
+ assert (_arg);
+ assert (options);
const char *arg = _arg + 2; /* _arg starts with -- */
const char *negative_arg = NULL;
const notmuch_opt_desc_t *try;
const char *next_arg = NULL;
+
if (opt_index < argc - 1 && strncmp (argv[opt_index + 1], "--", 2) != 0)
next_arg = argv[opt_index + 1];
if (lookahead) {
next = ' ';
value = next_arg;
- opt_index ++;
+ opt_index++;
}
opt_handled opt_status = OPT_FAILED;
return -1;
if (lookahead && opt_status == OPT_GIVEBACK)
- opt_index --;
+ opt_index--;
if (try->present)
*try->present = true;
- return opt_index+1;
+ return opt_index + 1;
}
return -1;
}
/* See command-line-arguments.h for description */
int
parse_arguments (int argc, char **argv,
- const notmuch_opt_desc_t *options, int opt_index) {
+ const notmuch_opt_desc_t *options, int opt_index)
+{
int pos_arg_index = 0;
bool more_args = true;
while (more_args && opt_index < argc) {
- if (strncmp (argv[opt_index],"--",2) != 0) {
+ if (strncmp (argv[opt_index], "--", 2) != 0) {
more_args = parse_position_arg (argv[opt_index], pos_arg_index, options);
int prev_opt_index = opt_index;
if (strlen (argv[opt_index]) == 2)
- return opt_index+1;
+ return opt_index + 1;
opt_index = parse_option (argc, argv, options, opt_index);
if (opt_index < 0) {
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