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Merge pull request #250 from sce/initial_support_for_criteria_strings

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Initial support for criteria strings
This commit is contained in:
Drew DeVault 2015-11-24 10:56:29 -05:00
commit 8ad8ceeeb9
2 changed files with 26 additions and 4 deletions
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21
sway/commands.c
View File

@ -1401,17 +1401,34 @@ struct cmd_results *handle_command(char *_exec) {
head = exec;
do {
// Handle criteria
// Extract criteria (valid for this command list only).
criteria = NULL;
if (*head == '[') {
++head;
criteria = argsep(&head, "]");
if (head) {
++head;
// TODO handle criteria
} else {
results = cmd_results_new(CMD_INVALID, NULL, "Unmatched [");
if (!results) {
results = cmd_results_new(CMD_INVALID, criteria, "Unmatched [");
}
goto cleanup;
}
// Skip leading whitespace
head += strspn(head, whitespace);
// TODO: it will yield unexpected results to execute commands
// (on any view) that where meant for certain views only.
if (!results) {
int len = strlen(criteria) + strlen(head) + 4;
char *tmp = malloc(len);
snprintf(tmp, len, "[%s] %s", criteria, head);
results = cmd_results_new(CMD_INVALID, tmp,
"Can't handle criteria string: Refusing to execute command");
free(tmp);
}
goto cleanup;
}
// Split command list
cmdlist = argsep(&head, ";");

9
sway/stringop.c
View File

@ -117,6 +117,7 @@ char **split_args(const char *start, int *argc) {
bool in_token = false;
bool in_string = false;
bool in_char = false;
bool in_brackets = false; // brackets are used for critera
bool escaped = false;
const char *end = start;
if (start) {
@ -129,10 +130,14 @@ char **split_args(const char *start, int *argc) {
in_string = !in_string;
} else if (*end == '\'' && !in_string && !escaped) {
in_char = !in_char;
} else if (*end == '[' && !in_string && !in_char && !in_brackets && !escaped) {
in_brackets = true;
} else if (*end == ']' && !in_string && !in_char && in_brackets && !escaped) {
in_brackets = false;
} else if (*end == '\\') {
escaped = !escaped;
} else if (*end == '\0' || (!in_string && !in_char && !escaped
&& strchr(whitespace, *end))) {
} else if (*end == '\0' || (!in_string && !in_char && !in_brackets
&& !escaped && strchr(whitespace, *end))) {
goto add_token;
}
if (*end != '\\') {