X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=write_common.c;h=e191c49ad2ec2240534b6c420ac6d146ac3efc49;hp=91c84775ee0e0993cb64533fe5b9e80c0f17f202;hb=3889b355ca075111a717da36946c779b7474a63d;hpb=d16fe3df649cb48d5ffa26187da3dad4c3066646

diff --git a/write_common.c b/write_common.c
index 91c84775..e191c49a 100644
--- a/write_common.c
+++ b/write_common.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2006-2011 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2006-2014 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -16,6 +16,7 @@
 #include "buffer_tree.h"
 #include "write.h"
 #include "error.h"
+#include "write_common.h"
 
 /** the array containing the names of all supported writers */
 const char *writer_names[] ={WRITER_NAMES};
@@ -50,25 +51,46 @@ void writer_init(void)
  */
 void *check_writer_arg_or_die(const char *wa, int *writer_num)
 {
-	int i;
-
+	int i, ret, argc;
+	const char *cmdline;
+	char **argv;
+	void *conf;
+
+	if (!wa || !*wa) {
+		i = DEFAULT_WRITER;
+		cmdline = NULL;
+		goto check;
+	}
 	PARA_INFO_LOG("checking %s\n", wa);
 	FOR_EACH_WRITER(i) {
 		const char *name = writer_names[i];
 		size_t len = strlen(name);
 		char c;
+
 		if (strlen(wa) < len)
 			continue;
 		if (strncmp(name, wa, len))
 			continue;
 		c = wa[len];
-		if (c && c != ' ')
-			continue;
-		*writer_num = i;
-		return writers[i].parse_config_or_die(c? wa + len + 1 : "");
+		if (!c || c == ' ') {
+			cmdline = c? wa + len + 1 : NULL;
+			goto check;
+		}
 	}
 	PARA_EMERG_LOG("invalid writer %s\n", wa);
 	exit(EXIT_FAILURE);
+check:
+	ret = create_shifted_argv(cmdline, " \t", &argv);
+	if (ret < 0) {
+		PARA_EMERG_LOG("%s: %s\n", wa, para_strerror(-ret));
+		exit(EXIT_FAILURE);
+	}
+	argc = ret;
+	argv[0] = make_message("%s_write", writer_names[i]);
+	*writer_num = i;
+	conf = writers[i].parse_config_or_die(argc, argv);
+	free_argv(argv);
+	return conf;
 }
 
 /**
@@ -92,31 +114,32 @@ void register_writer_node(struct writer_node *wn, struct btr_node *parent,
 		.handler = w->execute, .context = wn));
 	strcpy(wn->task.status, name);
 	free(name);
-	wn->task.post_select = w->post_select;
 	wn->task.pre_select = w->pre_select;
+	wn->task.post_select = w->post_select;
 	register_task(s, &wn->task);
 }
 
 /**
  * Print the help text of all writers to stdout.
  *
- * \param detailed Whether to print the detailed help text.
+ * \param flags Passed to \ref ggo_print_help().
  */
-void print_writer_helps(int detailed)
+void print_writer_helps(unsigned flags)
 {
 	int i;
 
-	printf_or_die("\nAvailable writers: \n\t");
+	printf_or_die("\nAvailable writers: ");
 	FOR_EACH_WRITER(i)
 		printf_or_die("%s%s", i? " " : "", writer_names[i]);
-	printf_or_die("\n\n");
+	printf_or_die("\n");
 	FOR_EACH_WRITER(i) {
 		struct writer *w = writers + i;
 
 		if (!w->help.short_help)
 			continue;
-		printf_or_die("Options for %s:\n", writer_names[i]);
-		ggo_print_help(&w->help, detailed);
+		printf_or_die("\n%s: %s", writer_names[i],
+			w->help.purpose);
+		ggo_print_help(&w->help, flags);
 	}
 }