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authorPerberos <[email protected]>2011-11-14 18:24:48 -0300
committerPerberos <[email protected]>2011-11-14 18:24:48 -0300
commit312ba610a1e98fc656fb58178227d7d45a64494e (patch)
tree54a3c2b6084c80e63fb0526c6e7b8e01627acbd7 /mini-commander/src/macro.c
downloadmate-applets-312ba610a1e98fc656fb58178227d7d45a64494e.tar.bz2
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diff --git a/mini-commander/src/macro.c b/mini-commander/src/macro.c
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+/*
+ * Mini-Commander Applet
+ * Copyright (C) 1998 Oliver Maruhn <[email protected]>
+ *
+ * Author: Oliver Maruhn <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <config.h>
+#include <sys/types.h>
+#include <string.h>
+#include <stdlib.h>
+#include <regex.h>
+
+#include "macro.h"
+#include "preferences.h"
+
+/* search for the longest matching prefix */
+static MCMacro *
+mc_macro_with_prefix (MCData *mc,
+ char *command)
+{
+ MCMacro *retval = NULL;
+ GSList *l;
+ int prefix_len_found = 0;
+
+ for (l = mc->preferences.macros; l; l = l->next) {
+ MCMacro *macro = l->data;
+ int pattern_len;
+
+ pattern_len = strlen (macro->pattern);
+
+ if (pattern_len > prefix_len_found &&
+ !strncmp (command, macro->pattern, pattern_len) &&
+ (strstr (macro->command, "$1") || pattern_len == strlen (command))) {
+ /* found a matching prefix;
+ * if macro does not contain "$1" then the prefix has
+ * to to have the same length as the command
+ */
+ prefix_len_found = pattern_len;
+ retval = macro;
+ }
+ }
+
+ return retval;
+}
+
+int
+mc_macro_prefix_len (MCData *mc,
+ char *command)
+{
+ MCMacro *macro;
+
+ macro = mc_macro_with_prefix (mc, command);
+ if (!macro)
+ return 0;
+
+ return strlen (macro->pattern);
+}
+
+int
+mc_macro_prefix_len_wspace (MCData *mc,
+ char *command)
+{
+ char *c_ptr;
+
+ c_ptr = command + mc_macro_prefix_len (mc, command);
+
+ while (*c_ptr != '\0' && *c_ptr == ' ')
+ c_ptr++;
+
+ return c_ptr - command;
+}
+
+char *
+mc_macro_get_prefix (MCData *mc,
+ char *command)
+{
+ MCMacro *macro;
+
+ macro = mc_macro_with_prefix (mc, command);
+ if (!macro)
+ return NULL;
+
+ return macro->pattern;
+}
+
+void
+mc_macro_expand_command (MCData *mc,
+ char *command)
+{
+ GSList *l;
+ char command_exec [1000];
+
+ command_exec [0] = '\0';
+
+ for (l = mc->preferences.macros; l; l = l->next) {
+ regmatch_t regex_matches [MC_MAX_NUM_MACRO_PARAMETERS];
+ MCMacro *macro = l->data;
+
+ if (regexec (&macro->regex, command, MC_MAX_NUM_MACRO_PARAMETERS, regex_matches, 0) != REG_NOMATCH) {
+ char placeholder [100];
+ char *char_p;
+ int inside_placeholder;
+ int parameter_number;
+
+ inside_placeholder = 0;
+
+ for (char_p = macro->command; *char_p != '\0'; ++char_p) {
+ if (inside_placeholder == 0 &&
+ *char_p == '\\' &&
+ *(char_p + 1) >= '0' &&
+ *(char_p + 1) <= '9') {
+ strcpy (placeholder, "");
+ inside_placeholder = 1;
+ } else if (inside_placeholder &&
+ (*(char_p + 1) < '0' || *(char_p + 1) > '9'))
+ inside_placeholder = 2;
+
+ if (inside_placeholder == 0)
+ strncat (command_exec, char_p, 1);
+ else
+ strncat (placeholder, char_p, 1);
+
+ if (inside_placeholder == 2) {
+ parameter_number = atoi (placeholder + 1);
+
+ if (parameter_number <= MC_MAX_NUM_MACRO_PARAMETERS &&
+ regex_matches [parameter_number].rm_eo > 0)
+ strncat (command_exec,
+ command + regex_matches [parameter_number].rm_so,
+ regex_matches [parameter_number].rm_eo - regex_matches [parameter_number].rm_so);
+
+ inside_placeholder = 0;
+ }
+ }
+ }
+ }
+
+ if (command_exec [0] != '\0')
+ strcpy (command, command_exec);
+}