xfree is not particularly helpful, remove it. From Thomas Adam.

tmate-io · Jul 10, 2012 · df912e3 · df912e3
1 parent a339169
commit df912e3
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Showing 73 changed files with 329 additions and 360 deletions.
diff --git a/arguments.c b/arguments.c
@@ -69,15 +69,14 @@ args_parse(const char *template, int argc, char **argv)
 		if (opt < 0 || opt >= SCHAR_MAX)
 			continue;
 		if (opt == '?' || (ptr = strchr(template, opt)) == NULL) {
-			xfree(args->flags);
-			xfree(args);
+			free(args->flags);
+			free(args);
 			return (NULL);
 		}
 
 		bit_set(args->flags, opt);
 		if (ptr[1] == ':') {
-			if (args->values[opt] != NULL)
-				xfree(args->values[opt]);
+			free(args->values[opt]);
 			args->values[opt] = xstrdup(optarg);
 		}
 	}
@@ -98,13 +97,11 @@ args_free(struct args *args)
 
 	cmd_free_argv(args->argc, args->argv);
 
-	for (i = 0; i < SCHAR_MAX; i++) {
-		if (args->values[i] != NULL)
-			xfree(args->values[i]);
-	}
+	for (i = 0; i < SCHAR_MAX; i++)
+		free(args->values[i]);
 
-	xfree(args->flags);
-	xfree(args);
+	free(args->flags);
+	free(args);
 }
 
 /* Print a set of arguments. */
@@ -183,8 +180,7 @@ args_has(struct args *args, u_char ch)
 void
 args_set(struct args *args, u_char ch, const char *value)
 {
-	if (args->values[ch] != NULL)
-		xfree(args->values[ch]);
+	free(args->values[ch]);
 	if (value != NULL)
 		args->values[ch] = xstrdup(value);
 	else

diff --git a/array.h b/array.h
@@ -109,13 +109,12 @@
 } while (0)
 
 #define ARRAY_FREE(a) do {						\
-	if ((a)->list != NULL)						\
-		xfree((a)->list);					\
+	free((a)->list);						\
 	ARRAY_INIT(a);							\
 } while (0)
 #define ARRAY_FREEALL(a) do {						\
 	ARRAY_FREE(a);							\
-	xfree(a);							\
+	free(a);							\
 } while (0)
 
 #endif
diff --git a/cfg.c b/cfg.c
@@ -21,6 +21,7 @@
 
 #include <errno.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 
 #include "tmux.h"
@@ -117,14 +118,14 @@ load_cfg(const char *path, struct cmd_ctx *ctxin, struct causelist *causes)
 		line = NULL;
 
 		if (cmd_string_parse(buf, &cmdlist, &cause) != 0) {
-			xfree(buf);
+			free(buf);
 			if (cause == NULL)
 				continue;
 			cfg_add_cause(causes, "%s: %u: %s", path, n, cause);
-			xfree(cause);
+			free(cause);
 			continue;
 		} else
-			xfree(buf);
+			free(buf);
 		if (cmdlist == NULL)
 			continue;
 		cfg_cause = NULL;
@@ -150,13 +151,13 @@ load_cfg(const char *path, struct cmd_ctx *ctxin, struct causelist *causes)
 		if (cfg_cause != NULL) {
 			cfg_add_cause(
 			    causes, "%s: %d: %s", path, n, cfg_cause);
-			xfree(cfg_cause);
+			free(cfg_cause);
 		}
 	}
 	if (line != NULL) {
 		cfg_add_cause(causes,
 		    "%s: %d: line continuation at end of file", path, n);
-		xfree(line);
+		free(line);
 	}
 	fclose(f);
 

diff --git a/client.c b/client.c
@@ -122,7 +122,7 @@ client_connect(char *path, int start_server)
 		if (unlink(path) != 0 && errno != ENOENT)
 			return (-1);
 		fd = server_start(lockfd, lockfile);
-		xfree(lockfile);
+		free(lockfile);
 		close(lockfd);
 	}
 

diff --git a/cmd-attach-session.c b/cmd-attach-session.c
@@ -18,6 +18,8 @@
 
 #include <sys/types.h>
 
+#include <stdlib.h>
+
 #include "tmux.h"
 
 /*
@@ -81,7 +83,7 @@ cmd_attach_session_exec(struct cmd *self, struct cmd_ctx *ctx)
 	} else {
 		if (server_client_open(ctx->cmdclient, s, &cause) != 0) {
 			ctx->error(ctx, "open terminal failed: %s", cause);
-			xfree(cause);
+			free(cause);
 			return (-1);
 		}
 

diff --git a/cmd-bind-key.c b/cmd-bind-key.c
@@ -18,6 +18,7 @@
 
 #include <sys/types.h>
 
+#include <stdlib.h>
 #include <string.h>
 
 #include "tmux.h"
@@ -74,7 +75,7 @@ cmd_bind_key_exec(struct cmd *self, struct cmd_ctx *ctx)
 	cmdlist = cmd_list_parse(args->argc - 1, args->argv + 1, &cause);
 	if (cmdlist == NULL) {
 		ctx->error(ctx, "%s", cause);
-		xfree(cause);
+		free(cause);
 		return (-1);
 	}
 

diff --git a/cmd-break-pane.c b/cmd-break-pane.c
@@ -81,7 +81,7 @@ cmd_break_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
 	w->active = wp;
 	name = default_window_name(w);
 	window_set_name(w, name);
-	xfree(name);
+	free(name);
 	layout_init(w);
 
 	base_idx = options_get_number(&s->options, "base-index");
@@ -106,7 +106,7 @@ cmd_break_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
 
 		cp = format_expand(ft, template);
 		ctx->print(ctx, "%s", cp);
-		xfree(cp);
+		free(cp);
 
 		format_free(ft);
 	}

diff --git a/cmd-capture-pane.c b/cmd-capture-pane.c
@@ -62,7 +62,7 @@ cmd_capture_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
 	n = args_strtonum(args, 'S', INT_MIN, SHRT_MAX, &cause);
 	if (cause != NULL) {
 		top = gd->hsize;
-		xfree(cause);
+		free(cause);
 	} else if (n < 0 && (u_int) -n > gd->hsize)
 		top = 0;
 	else
@@ -73,7 +73,7 @@ cmd_capture_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
 	n = args_strtonum(args, 'E', INT_MIN, SHRT_MAX, &cause);
 	if (cause != NULL) {
 		bottom = gd->hsize + gd->sy - 1;
-		xfree(cause);
+		free(cause);
 	} else if (n < 0 && (u_int) -n > gd->hsize)
 		bottom = 0;
 	else
@@ -96,7 +96,7 @@ cmd_capture_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
 	       len += linelen;
 	       buf[len++] = '\n';
 
-	       xfree(line);
+	       free(line);
 	}
 
 	limit = options_get_number(&global_options, "buffer-limit");
@@ -109,14 +109,14 @@ cmd_capture_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
 	buffer = args_strtonum(args, 'b', 0, INT_MAX, &cause);
 	if (cause != NULL) {
 		ctx->error(ctx, "buffer %s", cause);
-		xfree(buf);
-		xfree(cause);
+		free(buf);
+		free(cause);
 		return (-1);
 	}
 
 	if (paste_replace(&global_buffers, buffer, buf, len) != 0) {
 		ctx->error(ctx, "no buffer %d", buffer);
-		xfree(buf);
+		free(buf);
 		return (-1);
 	}
 

diff --git a/cmd-choose-buffer.c b/cmd-choose-buffer.c
@@ -19,6 +19,7 @@
 #include <sys/types.h>
 
 #include <ctype.h>
+#include <stdlib.h>
 
 #include "tmux.h"
 
@@ -86,11 +87,11 @@ cmd_choose_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
 
 		xasprintf(&action_data, "%u", idx - 1);
 		cdata->command = cmd_template_replace(action, action_data, 1);
-		xfree(action_data);
+		free(action_data);
 
 		window_choose_add(wl->window->active, cdata);
 	}
-	xfree(action);
+	free(action);
 
 	window_choose_ready(wl->window->active,
 	    0, cmd_choose_buffer_callback, cmd_choose_buffer_free);
@@ -119,7 +120,7 @@ cmd_choose_buffer_free(struct window_choose_data *data)
 
 	cdata->client->references--;
 
-	xfree(cdata->command);
-	xfree(cdata->ft_template);
-	xfree(cdata);
+	free(cdata->command);
+	free(cdata->ft_template);
+	free(cdata);
 }
diff --git a/cmd-choose-client.c b/cmd-choose-client.c
@@ -19,6 +19,7 @@
 #include <sys/types.h>
 
 #include <ctype.h>
+#include <stdlib.h>
 
 #include "tmux.h"
 
@@ -98,7 +99,7 @@ cmd_choose_client_exec(struct cmd *self, struct cmd_ctx *ctx)
 
 		window_choose_add(wl->window->active, cdata);
 	}
-	xfree(action);
+	free(action);
 
 	window_choose_ready(wl->window->active,
 	    cur, cmd_choose_client_callback, cmd_choose_client_free);
@@ -133,8 +134,8 @@ cmd_choose_client_free(struct window_choose_data *cdata)
 
 	cdata->client->references--;
 
-	xfree(cdata->ft_template);
-	xfree(cdata->command);
+	free(cdata->ft_template);
+	free(cdata->command);
 	format_free(cdata->ft);
-	xfree(cdata);
+	free(cdata);
 }
diff --git a/cmd-choose-tree.c b/cmd-choose-tree.c
@@ -19,6 +19,7 @@
 #include <sys/types.h>
 
 #include <ctype.h>
+#include <stdlib.h>
 
 #include <string.h>
 
@@ -206,7 +207,7 @@ cmd_choose_tree_exec(struct cmd *self, struct cmd_ctx *ctx)
 				ctx, s2, wm, final_win_template,
 				final_win_action, idx_ses);
 
-			xfree(final_win_action);
+			free(final_win_action);
 		}
 		/*
 		 * If we're just drawing windows, don't consider moving on to
@@ -215,8 +216,7 @@ cmd_choose_tree_exec(struct cmd *self, struct cmd_ctx *ctx)
 		if (wflag && !sflag)
 			break;
 	}
-	if (final_win_template != NULL)
-		xfree(final_win_template);
+	free(final_win_template);
 
 	window_choose_ready(wl->window->active, cur_win,
 		cmd_choose_tree_callback, cmd_choose_tree_free);
@@ -242,10 +242,10 @@ cmd_choose_tree_free(struct window_choose_data *cdata)
 	cdata->session->references--;
 	cdata->client->references--;
 
-	xfree(cdata->ft_template);
-	xfree(cdata->command);
+	free(cdata->ft_template);
+	free(cdata->command);
 	format_free(cdata->ft);
-	xfree(cdata);
+	free(cdata);
 
 }
 
diff --git a/cmd-command-prompt.c b/cmd-command-prompt.c
@@ -19,6 +19,7 @@
 #include <sys/types.h>
 
 #include <ctype.h>
+#include <stdlib.h>
 #include <string.h>
 #include <time.h>
 
@@ -138,7 +139,7 @@ cmd_command_prompt_exec(struct cmd *self, struct cmd_ctx *ctx)
 
 	status_prompt_set(c, prompt, input, cmd_command_prompt_callback,
 	    cmd_command_prompt_free, cdata, 0);
-	xfree(prompt);
+	free(prompt);
 
 	return (0);
 }
@@ -157,7 +158,7 @@ cmd_command_prompt_callback(void *data, const char *s)
 		return (0);
 
 	new_template = cmd_template_replace(cdata->template, s, cdata->idx);
-	xfree(cdata->template);
+	free(cdata->template);
 	cdata->template = new_template;
 
 	/*
@@ -169,7 +170,7 @@ cmd_command_prompt_callback(void *data, const char *s)
 		input = strsep(&cdata->next_input, ",");
 		status_prompt_update(c, prompt, input);
 
-		xfree(prompt);
+		free(prompt);
 		cdata->idx++;
 		return (1);
 	}
@@ -178,7 +179,7 @@ cmd_command_prompt_callback(void *data, const char *s)
 		if (cause != NULL) {
 			*cause = toupper((u_char) *cause);
 			status_message_set(c, "%s", cause);
-			xfree(cause);
+			free(cause);
 		}
 		return (0);
 	}
@@ -205,11 +206,8 @@ cmd_command_prompt_free(void *data)
 {
 	struct cmd_command_prompt_cdata	*cdata = data;
 
-	if (cdata->inputs != NULL)
-		xfree(cdata->inputs);
-	if (cdata->prompts != NULL)
-		xfree(cdata->prompts);
-	if (cdata->template != NULL)
-		xfree(cdata->template);
-	xfree(cdata);
+	free(cdata->inputs);
+	free(cdata->prompts);
+	free(cdata->template);
+	free(cdata);
 }