mirror of https://github.com/djcb/mu.git
* mu: refactor mu-script (stats) a bit
This commit is contained in:
djcb
parent
3aac82ccd1
commit
80099e6f19
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@ -26,7 +26,7 @@ else
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crypto=
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endif
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INCLUDES=$(XAPIAN_CXXFLAGS) $(GMIME_CFLAGS) $(GLIB_CFLAGS)
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INCLUDES=$(XAPIAN_CXXFLAGS) $(GMIME_CFLAGS) $(GLIB_CFLAGS) $(GUILE_CFLAGS)
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# don't use -Werror, as it might break on other compilers
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# use -Wno-unused-parameters, because some callbacks may not
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@ -76,6 +76,8 @@ libmu_la_SOURCES= \
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mu-query.h \
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mu-runtime.c \
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mu-runtime.h \
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mu-script.c \
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mu-script.h \
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mu-store.cc \
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mu-store.h \
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mu-store-read.cc \
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@ -0,0 +1,219 @@
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/* -*-mode: c; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-*/
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/*
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** Copyright (C) 2012 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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**
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** This program is free software; you can redistribute it and/or modify it
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** under the terms of the GNU General Public License as published by the
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** Free Software Foundation; either version 3, or (at your option) any
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** later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software Foundation,
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** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif /*HAVE_CONFIG_H*/
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#ifdef BUILD_GUILE
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#include <libguile.h>
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#endif /*BUILD_GUILE*/
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <dirent.h>
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#include <errno.h>
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#include <unistd.h>
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#include "mu-script.h"
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#include "mu-util.h"
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/**
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* Structure with information about a certain script.
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* the values will be *freed* when MuScriptInfo is freed
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*/
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struct _MuScriptInfo {
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char *_name; /* filename-sans-extension */
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char *_path; /* full path to script */
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char *_descr; /* one-line description */
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};
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/* create a new MuScriptInfo* object*/
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static MuScriptInfo*
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script_info_new (void)
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{
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return g_slice_new0 (MuScriptInfo);
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}
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/* destroy a MuScriptInfo* object */
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static void
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script_info_destroy (MuScriptInfo *msi)
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{
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if (!msi)
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return;
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g_slice_free (MuScriptInfo, msi);
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}
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/* compare two MuScripInfo* objects (for sorting) */
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static int
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script_info_cmp (MuScriptInfo *msi1, MuScriptInfo *msi2)
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{
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return strcmp (msi1->_name, msi2->_name);
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}
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const char*
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mu_script_info_name (MuScriptInfo *msi)
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{
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g_return_val_if_fail (msi, NULL);
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return msi->_name;
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}
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const char*
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mu_script_info_path (MuScriptInfo *msi)
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{
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g_return_val_if_fail (msi, NULL);
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return msi->_path;
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}
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const char*
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mu_script_info_description (MuScriptInfo *msi)
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{
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g_return_val_if_fail (msi, NULL);
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return msi->_descr;
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}
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void
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mu_script_info_list_destroy (GSList *lst)
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{
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g_slist_foreach (lst, (GFunc)script_info_destroy, NULL);
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g_slist_free (lst);
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}
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GSList*
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mu_script_get_script_info_list (const char *path, const char *ext,
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GError **err)
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{
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DIR *dir;
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GSList *lst;
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struct dirent *dentry;
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g_return_val_if_fail (path, NULL);
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dir = opendir (path);
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if (!dir) {
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mu_util_g_set_error (err, MU_ERROR_FILE_CANNOT_OPEN,
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"failed to open '%s': %s",
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path, strerror(errno));
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return NULL;
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}
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/* create a list of names, paths */
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lst = NULL;
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while ((dentry = readdir (dir))) {
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MuScriptInfo *msi;
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/* only consider files with certain extensions,
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* if ext != NULL */
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if (ext && !g_str_has_suffix (dentry->d_name, ext))
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continue;
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msi = script_info_new ();
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msi->_name = g_strdup (dentry->d_name);
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if (ext) /* strip the extension */
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msi->_name[strlen(msi->_name) - strlen(ext)] = '\0';
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msi->_path = g_strdup_printf ("%s%c%s", path, G_DIR_SEPARATOR,
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dentry->d_name);
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lst = g_slist_prepend (lst, msi);
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}
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closedir (dir); /* ignore error checking... */
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return g_slist_sort (lst, (GCompareFunc)script_info_cmp);
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}
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MuScriptInfo*
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mu_script_find_script_with_name (GSList *lst, const char *name)
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{
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GSList *cur;
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g_return_val_if_fail (name, NULL);
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for (cur = lst; cur; cur = g_slist_next (cur)) {
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MuScriptInfo *msi;
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msi = (MuScriptInfo*)cur->data;
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if (g_strcmp0 (name, mu_script_info_name (msi)) == 0)
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return msi;
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}
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return NULL;
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}
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#ifdef BUILD_GUILE
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static void
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guile_shell (void *closure, int argc, char **argv)
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{
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scm_shell (argc, argv);
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}
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gboolean
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mu_script_guile_run (MuScriptInfo *msi, const char *muhome,
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const char *query, gboolean textonly, GError **err)
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{
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char *expr;
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char *argv[] = {
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"guile", "-l", NULL, "-c", NULL, NULL
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};
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g_return_val_if_fail (msi, FALSE);
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g_return_val_if_fail (muhome, FALSE);
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if (access (mu_script_info_path (msi), R_OK) != 0) {
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mu_util_g_set_error (err, MU_ERROR_FILE_CANNOT_READ,
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strerror(errno));
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return FALSE;
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}
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argv[2] = (char*)mu_script_info_path (msi);
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expr = g_strdup_printf (
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"(main '(\"%s\" \"--muhome=%s\" %s %s))",
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mu_script_info_name (msi),
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muhome,
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textonly ? "\"--textonly\"" : "",
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query ? query : "");
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argv[4] = expr;
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scm_boot_guile (5, argv, guile_shell, NULL);
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/* never reached but let's be correct(TM)*/
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g_free (expr);
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return TRUE;
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}
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#else
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gboolean
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mu_script_guile_run (MuScriptInfo *msi, const char *muhome,
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const char *query, gboolean textonly, GError **err)
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{
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mu_util_g_set_error (err, MU_ERROR_INTERNAL,
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"this mu does not have guile support");
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return FALSE;
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}
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#endif /*!BUILD_GUILE*/
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@ -0,0 +1,111 @@
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/*
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** Copyright (C) 2012 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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**
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** This program is free software; you can redistribute it and/or modify it
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** under the terms of the GNU General Public License as published by the
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** Free Software Foundation; either version 3, or (at your option) any
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** later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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||||
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software Foundation,
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** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**
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*/
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#ifndef __MU_SCRIPT_H__
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#define __MU_SCRIPT_H__
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#include <glib.h>
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G_BEGIN_DECLS
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/* Opaque structure with information about a script */
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struct _MuScriptInfo;
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typedef struct _MuScriptInfo MuScriptInfo;
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/**
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* get the name of the script (sans-extension, if some extension was
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* provided to mu_script_get_scripts)
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*
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* @param msi a MuScriptInfo structure
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*
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* @return the name
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*/
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const char* mu_script_info_name (MuScriptInfo *msi);
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/**
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* get the full filesystem path of the script
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*
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* @param msi a MuScriptInfo structure
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*
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* @return the path
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*/
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const char* mu_script_info_path (MuScriptInfo *msi);
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/**
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* get a one-line description for the script
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*
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* @param msi a MuScriptInfo structure
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*
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* @return the description, or NULL if there was none
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*/
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const char* mu_script_info_description (MuScriptInfo *msi);
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/**
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* Get the list of all scripts in path with extension ext
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*
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* @param path a file system path
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* @param ext an extension (e.g., ".scm"), or NULL
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* @param err receives error information, if any
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*
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* @return a list of Mu
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*/
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GSList *mu_script_get_script_info_list (const char *path, const char *ext,
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GError **err);
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/**
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* destroy a list of MuScriptInfo* objects
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*
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* @param scriptslst a list of MuScriptInfo* objects
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*/
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void mu_script_info_list_destroy (GSList *lst);
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/**
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* find the MuScriptInfo object for the first script with a certain
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* name, or return NULL if not found.
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*
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* @param lst a list of MuScriptInfo* objects
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* @param name the name to search for
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*
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* @return a MuScriptInfo* object, or NULL if not found.
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*/
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MuScriptInfo* mu_script_find_script_with_name (GSList *lst, const char *name);
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/**
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* run the guile script at path
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*
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* @param msi MuScriptInfo object for the script
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* @param muhome mu home directory
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* @param query query for this script (or NULL)
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* @param textonly whether to not use a graphical display
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* @param err receives error information
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*
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* @return FALSE in case of error -- otherwise, this function will
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* _not return_
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*/
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gboolean mu_script_guile_run (MuScriptInfo *msi, const char *muhome,
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const char* query, gboolean textonly,
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GError **err);
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G_END_DECLS
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#endif /*__MU_SCRIPT_H__*/
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@ -20,7 +20,7 @@ include $(top_srcdir)/gtest.mk
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# before decending into tests/
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SUBDIRS= . tests
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INCLUDES=-I${top_srcdir}/lib $(GLIB_CFLAGS) $(GUILE_CFLAGS)
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INCLUDES=-I${top_srcdir}/lib $(GLIB_CFLAGS)
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# don't use -Werror, as it might break on other compilers
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# use -Wno-unused-parameters, because some callbacks may not
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@ -42,9 +42,9 @@ mu_SOURCES= \
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mu-config.h \
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mu-cmd-extract.c \
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mu-cmd-find.c \
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mu-cmd-guile.c \
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mu-cmd-index.c \
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mu-cmd-server.c \
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mu-cmd-script.c \
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mu-cmd.c \
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mu-cmd.h
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|
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@ -1,259 +0,0 @@
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/* -*-mode: c; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-*/
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/*
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** Copyright (C) 2012 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
|
||||
**
|
||||
** 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 3, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
||||
**
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif /*HAVE_CONFIG_H*/
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#ifdef BUILD_GUILE
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#include <libguile.h>
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#endif /*BUILD_GUILE*/
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#include <stdlib.h>
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#include <string.h>
|
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#include <sys/types.h>
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#include <dirent.h>
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#include <errno.h>
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#include "mu-cmd.h"
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#include "mu-util.h"
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#include "mu-str.h"
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struct _NamePath {
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char *name; /* name of the script (ie., basename with ext)*/
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char *path; /* full path of script */
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};
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typedef struct _NamePath NamePath;
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static NamePath*
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namepath_new (char *name, const char *path)
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{
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NamePath *np;
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np = g_new0 (NamePath, 1);
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np->name = g_strdup (name);
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np->path = g_strdup (path);
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return np;
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}
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static void
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namepath_destroy (NamePath *np)
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{
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if (!np)
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return;
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g_free (np->name);
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g_free (np->path);
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g_free (np);
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}
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static int
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namepath_cmp (NamePath *np1, NamePath *np2)
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{
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return strcmp (np1->name, np2->name);
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}
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static void
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script_namepaths_destroy (GSList *namepaths)
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{
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g_slist_foreach (namepaths, (GFunc)namepath_destroy, NULL);
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g_slist_free (namepaths);
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}
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|
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|
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static GSList*
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get_script_namepaths (const char *path, GError **err)
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{
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DIR *dir;
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GSList *lst;
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struct dirent *dentry;
|
||||
|
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dir = opendir (path);
|
||||
if (!dir) {
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mu_util_g_set_error (err, MU_ERROR_FILE_CANNOT_OPEN,
|
||||
"failed to open '%s': %s",
|
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path, strerror(errno));
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return NULL;
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}
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|
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/* create a list of names, paths */
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lst = NULL;
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while ((dentry = readdir (dir))) {
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const char* scmext = ".scm";
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char *name, *fullpath;
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/* only consider scm files */
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if (!g_str_has_suffix (dentry->d_name, scmext))
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continue;
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name = g_strndup (dentry->d_name,
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strlen(dentry->d_name) - strlen(scmext));
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fullpath = g_strdup_printf ("%s%c%s", path, G_DIR_SEPARATOR,
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dentry->d_name);
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lst = g_slist_prepend (lst, namepath_new (name, fullpath));
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g_free (name);
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g_free (fullpath);
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}
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closedir (dir);
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return g_slist_sort (lst, (GCompareFunc)namepath_cmp);
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}
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|
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static char*
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find_script_path (const char *script, GError **err)
|
||||
{
|
||||
GSList *scripts, *cur;
|
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char *path;
|
||||
|
||||
scripts = get_script_namepaths (MU_STATSDIR, err);
|
||||
if (err && *err)
|
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return NULL;
|
||||
|
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for (cur = scripts, path = NULL; cur ; cur = g_slist_next (cur))
|
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if (g_strcmp0(((NamePath*)cur->data)->name, script) == 0) {
|
||||
path = g_strdup (((NamePath*)cur->data)->path);
|
||||
break;
|
||||
}
|
||||
|
||||
script_namepaths_destroy (scripts);
|
||||
|
||||
if (!path)
|
||||
mu_util_g_set_error (err, MU_ERROR_IN_PARAMETERS,
|
||||
"statistic '%s' not found",
|
||||
script);
|
||||
return path;
|
||||
}
|
||||
|
||||
#ifdef BUILD_GUILE
|
||||
|
||||
static void
|
||||
do_it (void *closure, int argc, char **argv)
|
||||
{
|
||||
scm_shell (argc, argv);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
run_guile_script (MuConfig *opts, GError **err)
|
||||
{
|
||||
char *expr, *query, *scriptpath;
|
||||
char *argv[] = {
|
||||
"guile", "-l", NULL, "-c", NULL, NULL
|
||||
};
|
||||
|
||||
scriptpath = find_script_path (opts->stat, err);
|
||||
if (!scriptpath)
|
||||
return;
|
||||
else
|
||||
argv[2] = scriptpath;
|
||||
|
||||
if (opts->params[1])
|
||||
query = mu_str_quoted_from_strv
|
||||
((const gchar**)&opts->params[1]);
|
||||
else
|
||||
query = NULL;
|
||||
|
||||
expr = g_strdup_printf (
|
||||
"(main '(\"dummy\" \"--muhome=%s\" %s %s))",
|
||||
opts->muhome,
|
||||
opts->textonly ? "\"--textonly\"" : "",
|
||||
query ? query : "");
|
||||
|
||||
g_free (query);
|
||||
argv[4] = expr;
|
||||
scm_boot_guile (5, argv, do_it, 0);
|
||||
|
||||
/* never reached but let's be correct(TM)*/
|
||||
g_free (expr);
|
||||
g_free (scriptpath);
|
||||
}
|
||||
|
||||
#else
|
||||
static void
|
||||
run_guile_script (MuConfig *opts, GError **err)
|
||||
{
|
||||
g_return_if_reached ();
|
||||
}
|
||||
#endif /*!BUILD_GUILE*/
|
||||
|
||||
|
||||
static MuError
|
||||
list_stats (GError **err)
|
||||
{
|
||||
GSList *scripts;
|
||||
|
||||
scripts = get_script_namepaths (MU_STATSDIR, err);
|
||||
if (err && *err)
|
||||
return MU_ERROR;
|
||||
|
||||
if (!scripts)
|
||||
g_print ("No statistics available\n");
|
||||
else {
|
||||
GSList *cur;
|
||||
g_print ("Available statistics "
|
||||
"(use with --stat=<stastistic):\n");
|
||||
for (cur = scripts; cur; cur = g_slist_next (cur))
|
||||
g_print ("\t%s\n", ((NamePath*)cur->data)->name);
|
||||
}
|
||||
|
||||
script_namepaths_destroy (scripts);
|
||||
|
||||
return MU_OK;
|
||||
|
||||
}
|
||||
|
||||
|
||||
static gboolean
|
||||
check_params (MuConfig *opts, GError **err)
|
||||
{
|
||||
if (!mu_util_supports (MU_FEATURE_GUILE | MU_FEATURE_GNUPLOT)) {
|
||||
mu_util_g_set_error (err, MU_ERROR_IN_PARAMETERS,
|
||||
"the 'stats' command is not supported");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
|
||||
MuError
|
||||
mu_cmd_stats (MuConfig *opts, GError **err)
|
||||
{
|
||||
g_return_val_if_fail (opts, MU_ERROR_INTERNAL);
|
||||
g_return_val_if_fail (opts->cmd == MU_CONFIG_CMD_STATS,
|
||||
MU_ERROR_INTERNAL);
|
||||
|
||||
if (!check_params (opts, err))
|
||||
return MU_ERROR;
|
||||
|
||||
if (!opts->stat)
|
||||
return list_stats (err);
|
||||
|
||||
run_guile_script (opts, err);
|
||||
|
||||
return MU_OK;
|
||||
}
|
||||
|
|
@ -0,0 +1,123 @@
|
|||
/* -*-mode: c; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-*/
|
||||
|
||||
/*
|
||||
** Copyright (C) 2012 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
|
||||
**
|
||||
** 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 3, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
||||
**
|
||||
*/
|
||||
|
||||
#if HAVE_CONFIG_H
|
||||
#include "config.h"
|
||||
#endif /*HAVE_CONFIG_H*/
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <sys/types.h>
|
||||
#include <dirent.h>
|
||||
#include <errno.h>
|
||||
|
||||
#include "mu-cmd.h"
|
||||
#include "mu-util.h"
|
||||
#include "mu-str.h"
|
||||
#include "mu-script.h"
|
||||
|
||||
static MuError
|
||||
list_stats (GError **err)
|
||||
{
|
||||
GSList *scripts;
|
||||
|
||||
scripts = mu_script_get_script_info_list (MU_STATSDIR, ".scm", err);
|
||||
if (err && *err)
|
||||
return MU_ERROR;
|
||||
|
||||
if (!scripts)
|
||||
g_print ("No statistics available\n");
|
||||
else {
|
||||
GSList *cur;
|
||||
g_print ("Available statistics "
|
||||
"(use with --stat=<stastistic>):\n");
|
||||
for (cur = scripts; cur; cur = g_slist_next (cur))
|
||||
g_print ("\t%s\n",
|
||||
mu_script_info_name
|
||||
((MuScriptInfo*)cur->data));
|
||||
}
|
||||
|
||||
mu_script_info_list_destroy (scripts);
|
||||
|
||||
return MU_OK;
|
||||
|
||||
}
|
||||
|
||||
|
||||
static gboolean
|
||||
check_params (MuConfig *opts, GError **err)
|
||||
{
|
||||
if (!mu_util_supports (MU_FEATURE_GUILE | MU_FEATURE_GNUPLOT)) {
|
||||
mu_util_g_set_error (err, MU_ERROR_IN_PARAMETERS,
|
||||
"the 'stats' command is not supported");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
|
||||
MuError
|
||||
mu_cmd_stats (MuConfig *opts, GError **err)
|
||||
{
|
||||
MuScriptInfo *msi;
|
||||
GSList *scripts;
|
||||
gchar *query;
|
||||
|
||||
g_return_val_if_fail (opts, MU_ERROR_INTERNAL);
|
||||
g_return_val_if_fail (opts->cmd == MU_CONFIG_CMD_STATS,
|
||||
MU_ERROR_INTERNAL);
|
||||
|
||||
if (!check_params (opts, err))
|
||||
return MU_ERROR;
|
||||
|
||||
if (!opts->stat)
|
||||
return list_stats (err);
|
||||
|
||||
scripts = mu_script_get_script_info_list (MU_STATSDIR, ".scm",
|
||||
err);
|
||||
if (err && *err)
|
||||
return MU_ERROR;
|
||||
|
||||
msi = mu_script_find_script_with_name (scripts, opts->stat);
|
||||
if (!msi) {
|
||||
mu_script_info_list_destroy (scripts);
|
||||
mu_util_g_set_error (err, MU_ERROR_IN_PARAMETERS,
|
||||
"script not found");
|
||||
return MU_ERROR_IN_PARAMETERS;
|
||||
}
|
||||
|
||||
if (opts->params[1])
|
||||
query = mu_str_quoted_from_strv
|
||||
((const gchar**)&opts->params[1]);
|
||||
else
|
||||
query = NULL;
|
||||
|
||||
/* do it! */
|
||||
mu_script_guile_run (msi, opts->muhome, query ? query : "",
|
||||
opts->textonly, err);
|
||||
|
||||
/* this won't be reached, unless there is some error */
|
||||
mu_script_info_list_destroy (scripts);
|
||||
g_free (query);
|
||||
|
||||
return MU_ERROR;
|
||||
}
|
||||
Loading…
Reference in New Issue