From b374c35758777f98e5ddbe4b0dc43bd7c80f36d7 Mon Sep 17 00:00:00 2001 From: Zandr Martin Date: Thu, 1 Sep 2016 21:39:08 -0500 Subject: refactor commands.c --- sway/commands/set.c | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 sway/commands/set.c (limited to 'sway/commands/set.c') diff --git a/sway/commands/set.c b/sway/commands/set.c new file mode 100644 index 00000000..b82a30ac --- /dev/null +++ b/sway/commands/set.c @@ -0,0 +1,56 @@ +#include +#include +#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); +} -- cgit v1.2.3