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refactor commands.c

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Zandr Martin 2016-09-01 21:39:08 -05:00
parent 050704ab23
commit b374c35758
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77 changed files with 3567 additions and 3217 deletions
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56
sway/commands/set.c Normal file
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@ -0,0 +1,56 @@
#include <stdio.h>
#include <string.h>
#include "commands.h"
#include "config.h"
#include "list.h"
#include "stringop.h"
// sort in order of longest->shortest
static int compare_set_qsort(const void *_l, const void *_r) {
struct sway_variable const *l = *(void **)_l;
struct sway_variable const *r = *(void **)_r;
return strlen(r->name) - strlen(l->name);
}
struct cmd_results *cmd_set(int argc, char **argv) {
char *tmp;
int size;
struct cmd_results *error = NULL;
if (!config->reading) return cmd_results_new(CMD_FAILURE, "set", "Can only be used in config file.");
if ((error = checkarg(argc, "set", EXPECTED_AT_LEAST, 2))) {
return error;
}
if (argv[0][0] != '$') {
sway_log(L_INFO, "Warning: variable '%s' doesn't start with $", argv[0]);
size = asprintf(&tmp, "%s%s", "$", argv[0]);
if (size == -1) {
return cmd_results_new(CMD_FAILURE, "set", "Not possible to create variable $'%s'", argv[0]);
}
argv[0] = strdup(tmp);
free(tmp);
}
struct sway_variable *var = NULL;
// Find old variable if it exists
int i;
for (i = 0; i < config->symbols->length; ++i) {
var = config->symbols->items[i];
if (strcmp(var->name, argv[0]) == 0) {
break;
}
var = NULL;
}
if (var) {
free(var->value);
} else {
var = malloc(sizeof(struct sway_variable));
var->name = strdup(argv[0]);
list_add(config->symbols, var);
list_qsort(config->symbols, compare_set_qsort);
}
var->value = join_args(argv + 1, argc - 1);
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}