Merge pull request #701 from zhekov/improve-spawning-errors
Alter spawn to return the error message only in error->message Closes #541.
This commit is contained in:
Colomban Wendling
commit
b317da6a0d
@ -909,8 +909,8 @@ static void build_run_cmd(GeanyDocument *doc, guint cmdindex)
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}
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else
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{
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geany_debug("spawn_async() failed: %s", error->message);
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ui_set_statusbar(TRUE, _("Process failed (%s)"), error->message);
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ui_set_statusbar(TRUE, _("Cannot execute terminal command \"%s\": %s. "
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"Check the path setting in Preferences."), tool_prefs.term_cmd, error->message);
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g_error_free(error);
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g_unlink(run_cmd);
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run_info[cmdindex].pid = (GPid) 0;
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@ -1452,6 +1452,7 @@ void on_context_action1_activate(GtkMenuItem *menuitem, gpointer user_data)
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gchar *word, *command;
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GError *error = NULL;
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GeanyDocument *doc = document_get_current();
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const gchar *check_msg;
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g_return_if_fail(doc != NULL);
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@ -1469,22 +1470,30 @@ void on_context_action1_activate(GtkMenuItem *menuitem, gpointer user_data)
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!EMPTY(doc->file_type->context_action_cmd))
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{
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command = g_strdup(doc->file_type->context_action_cmd);
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check_msg = _("Check the path setting in Filetype configuration.");
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}
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else
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{
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command = g_strdup(tool_prefs.context_action_cmd);
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check_msg = _("Check the path setting in Preferences.");
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}
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/* substitute the wildcard %s and run the command if it is non empty */
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if (G_LIKELY(!EMPTY(command)))
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{
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utils_str_replace_all(&command, "%s", word);
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gchar *command_line = g_strdup(command);
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if (!spawn_async(NULL, command, NULL, NULL, NULL, &error))
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utils_str_replace_all(&command_line, "%s", word);
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if (!spawn_async(NULL, command_line, NULL, NULL, NULL, &error))
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{
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ui_set_statusbar(TRUE, "Context action command failed: %s", error->message);
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/* G_SHELL_ERROR is parsing error, it may be caused by %s word with quotes */
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ui_set_statusbar(TRUE, _("Cannot execute context action command \"%s\": %s. %s"),
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error->domain == G_SHELL_ERROR ? command_line : command, error->message,
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check_msg);
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g_error_free(error);
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}
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g_free(command_line);
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}
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g_free(word);
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g_free(command);
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@ -612,8 +612,9 @@ static void print_external(GeanyDocument *doc)
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#endif
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{
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dialogs_show_msgbox(GTK_MESSAGE_ERROR,
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_("Printing of \"%s\" failed (return code: %s)."),
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doc->file_name, error->message);
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_("Cannot execute print command \"%s\": %s. "
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"Check the path setting in Preferences."),
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printing_prefs.external_print_cmd, error->message);
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g_error_free(error);
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}
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else
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@ -1715,8 +1715,8 @@ search_find_in_files(const gchar *utf8_search_text, const gchar *utf8_dir, const
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}
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else
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{
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geany_debug("%s: spawn_with_callbacks() failed: %s", G_STRFUNC, error->message);
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ui_set_statusbar(TRUE, _("Process failed (%s)"), error->message);
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ui_set_statusbar(TRUE, _("Cannot execute grep tool \"%s\": %s. "
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"Check the path setting in Preferences."), tool_prefs.grep_cmd, error->message);
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g_error_free(error);
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}
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157
src/spawn.c
157
src/spawn.c
@ -74,6 +74,23 @@
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# define DEFAULT_IO_LENGTH 2048
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#else
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# define DEFAULT_IO_LENGTH 4096
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/* helper function that cuts glib citing of the original text on bad quoting: it may be long,
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and only the caller knows whether it's UTF-8. Thought we lose the ' or " failed info. */
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static gboolean spawn_parse_argv(const gchar *command_line, gint *argcp, gchar ***argvp,
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GError **error)
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{
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GError *gerror = NULL;
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if (g_shell_parse_argv(command_line, argcp, argvp, &gerror))
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return TRUE;
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g_set_error_literal(error, gerror->domain, gerror->code,
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gerror->code == G_SHELL_ERROR_BAD_QUOTING ?
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_("Text ended before matching quote was found") : gerror->message);
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g_error_free(gerror);
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return FALSE;
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}
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#endif
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#define G_IO_FAILURE (G_IO_ERR | G_IO_HUP | G_IO_NVAL) /* always used together */
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@ -104,7 +121,7 @@ static gchar *spawn_get_program_name(const gchar *command_line, GError **error)
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if (!*command_line)
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{
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g_set_error(error, G_SHELL_ERROR, G_SHELL_ERROR_EMPTY_STRING,
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g_set_error_literal(error, G_SHELL_ERROR, G_SHELL_ERROR_EMPTY_STRING,
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/* TL note: from glib */
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_("Text was empty (or contained only whitespace)"));
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return FALSE;
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@ -119,16 +136,14 @@ static gchar *spawn_get_program_name(const gchar *command_line, GError **error)
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/* Windows allows "foo.exe, but we may have extra arguments */
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if ((s = strchr(command_line, '"')) == NULL)
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{
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g_set_error(error, G_SHELL_ERROR, G_SHELL_ERROR_BAD_QUOTING,
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/* TL note: from glib */
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_("Text ended before matching quote was found for %c."
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" (The text was '%s')"), '"', command_line);
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g_set_error_literal(error, G_SHELL_ERROR, G_SHELL_ERROR_BAD_QUOTING,
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_("Text ended before matching quote was found"));
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return FALSE;
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}
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if (!strchr(" \t", s[1])) /* strchr() catches s[1] == '\0' */
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{
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g_set_error(error, G_SHELL_ERROR, G_SHELL_ERROR_BAD_QUOTING,
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g_set_error_literal(error, G_SHELL_ERROR, G_SHELL_ERROR_BAD_QUOTING,
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_("A quoted Windows program name must be entirely inside the quotes"));
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return FALSE;
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}
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@ -142,7 +157,7 @@ static gchar *spawn_get_program_name(const gchar *command_line, GError **error)
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if (quote && quote < s)
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{
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g_set_error(error, G_SHELL_ERROR, G_SHELL_ERROR_BAD_QUOTING,
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g_set_error_literal(error, G_SHELL_ERROR, G_SHELL_ERROR_BAD_QUOTING,
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_("A quoted Windows program name must be entirely inside the quotes"));
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return FALSE;
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}
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@ -165,10 +180,8 @@ static gchar *spawn_get_program_name(const gchar *command_line, GError **error)
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if (open_quote)
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{
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g_set_error(error, G_SHELL_ERROR, G_SHELL_ERROR_BAD_QUOTING,
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/* TL note: from glib */
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_("Text ended before matching quote was found for %c."
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" (The text was '%s')"), '"', command_line);
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g_set_error_literal(error, G_SHELL_ERROR, G_SHELL_ERROR_BAD_QUOTING,
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_("Text ended before matching quote was found"));
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g_free(program);
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return FALSE;
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}
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@ -176,7 +189,7 @@ static gchar *spawn_get_program_name(const gchar *command_line, GError **error)
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int argc;
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char **argv;
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if (!g_shell_parse_argv(command_line, &argc, &argv, error))
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if (!spawn_parse_argv(command_line, &argc, &argv, error))
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return FALSE;
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/* empty string results in parse error, so argv[0] is not NULL */
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@ -237,8 +250,8 @@ gboolean spawn_check_command(const gchar *command_line, gboolean execute, GError
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if (!executable)
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{
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g_set_error(error, G_SHELL_ERROR, G_SHELL_ERROR_FAILED, /* or SPAWN error? */
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_("Program '%s' not found"), program);
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g_set_error_literal(error, G_SHELL_ERROR, G_SHELL_ERROR_FAILED,
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_("Program not found"));
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g_free(program);
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return FALSE;
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}
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@ -274,15 +287,14 @@ gboolean spawn_kill_process(GPid pid, GError **error)
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{
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gchar *message = g_win32_error_message(GetLastError());
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g_set_error(error, G_SPAWN_ERROR, G_SPAWN_ERROR_FAILED,
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_("TerminateProcess() failed: %s"), message);
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g_set_error_literal(error, G_SPAWN_ERROR, G_SPAWN_ERROR_FAILED, message);
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g_free(message);
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return FALSE;
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}
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#else
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if (kill(pid, SIGTERM))
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{
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g_set_error(error, G_SPAWN_ERROR, G_SPAWN_ERROR_FAILED, "%s", g_strerror(errno));
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g_set_error_literal(error, G_SPAWN_ERROR, G_SPAWN_ERROR_FAILED, g_strerror(errno));
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return FALSE;
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}
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#endif
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@ -322,7 +334,7 @@ static gchar *spawn_create_process_with_pipes(char *command_line, const char *wo
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if (!CreatePipe(&hpipe[pindex[i][0]], &hpipe[pindex[i][1]], NULL, 0))
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{
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hpipe[pindex[i][0]] = hpipe[pindex[i][1]] = NULL;
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failed = "CreatePipe";
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failed = "create pipe";
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goto leave;
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}
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@ -332,21 +344,21 @@ static gchar *spawn_create_process_with_pipes(char *command_line, const char *wo
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if ((*fd[i] = _open_osfhandle((intptr_t) hpipe[i], mode[i])) == -1)
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{
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failed = "_open_osfhandle";
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failed = "convert pipe handle to file descriptor";
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message = g_strdup(g_strerror(errno));
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goto leave;
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}
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}
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else if (!CloseHandle(hpipe[i]))
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{
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failed = "CloseHandle";
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failed = "close pipe";
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goto leave;
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}
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if (!SetHandleInformation(hpipe[i + 3], HANDLE_FLAG_INHERIT,
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HANDLE_FLAG_INHERIT))
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{
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failed = "SetHandleInformation";
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failed = "set pipe handle to inheritable";
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goto leave;
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}
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}
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@ -359,7 +371,7 @@ static gchar *spawn_create_process_with_pipes(char *command_line, const char *wo
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if (!CreateProcess(NULL, command_line, NULL, NULL, TRUE, pipe_io ? CREATE_NO_WINDOW : 0,
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environment, working_directory, &startup, &process))
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{
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failed = "CreateProcess";
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failed = ""; /* report the message only */
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/* further errors will not be reported */
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}
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else
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@ -377,11 +389,25 @@ leave:
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if (failed)
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{
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if (!message)
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message = g_win32_error_message(GetLastError());
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{
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size_t len;
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failure = g_strdup_printf("%s() failed: %s", failed, message);
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message = g_win32_error_message(GetLastError());
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len = strlen(message);
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/* unlike g_strerror(), the g_win32_error messages may include a final '.' */
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if (len > 0 && message[len - 1] == '.')
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message[len - 1] = '\0';
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}
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if (*failed == '\0')
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failure = message;
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else
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{
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failure = g_strdup_printf("Failed to %s (%s)", failed, message);
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g_free(message);
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}
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}
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if (pipe_io)
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{
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@ -546,7 +572,7 @@ static gboolean spawn_async_with_pipes(const gchar *working_directory, const gch
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if (failure)
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{
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g_set_error(error, G_SPAWN_ERROR, G_SPAWN_ERROR_FAILED, "%s", failure);
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g_set_error_literal(error, G_SPAWN_ERROR, G_SPAWN_ERROR_FAILED, failure);
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g_free(failure);
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return FALSE;
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}
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@ -556,13 +582,14 @@ static gboolean spawn_async_with_pipes(const gchar *working_directory, const gch
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int cl_argc;
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char **full_argv;
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gboolean spawned;
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GError *gerror = NULL;
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if (command_line)
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{
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int argc = 0;
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char **cl_argv;
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if (!g_shell_parse_argv(command_line, &cl_argc, &cl_argv, error))
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if (!spawn_parse_argv(command_line, &cl_argc, &cl_argv, error))
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return FALSE;
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if (argv)
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@ -577,7 +604,83 @@ static gboolean spawn_async_with_pipes(const gchar *working_directory, const gch
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spawned = g_spawn_async_with_pipes(working_directory, full_argv, envp,
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G_SPAWN_SEARCH_PATH | (child_pid ? G_SPAWN_DO_NOT_REAP_CHILD : 0), NULL, NULL,
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child_pid, stdin_fd, stdout_fd, stderr_fd, error);
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child_pid, stdin_fd, stdout_fd, stderr_fd, &gerror);
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if (!spawned)
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{
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gint en = 0;
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const gchar *message = gerror->message;
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/* try to cut glib citing of the program name or working directory: they may be long,
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and only the caller knows whether they're UTF-8. We lose the exact chdir error. */
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switch (gerror->code)
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{
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#ifdef EACCES
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case G_SPAWN_ERROR_ACCES : en = EACCES; break;
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#endif
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#ifdef EPERM
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case G_SPAWN_ERROR_PERM : en = EPERM; break;
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#endif
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#ifdef E2BIG
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case G_SPAWN_ERROR_TOO_BIG : en = E2BIG; break;
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#endif
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#ifdef ENOEXEC
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case G_SPAWN_ERROR_NOEXEC : en = ENOEXEC; break;
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#endif
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#ifdef ENAMETOOLONG
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case G_SPAWN_ERROR_NAMETOOLONG : en = ENAMETOOLONG; break;
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#endif
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#ifdef ENOENT
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case G_SPAWN_ERROR_NOENT : en = ENOENT; break;
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#endif
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#ifdef ENOMEM
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case G_SPAWN_ERROR_NOMEM : en = ENOMEM; break;
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#endif
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#ifdef ENOTDIR
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case G_SPAWN_ERROR_NOTDIR : en = ENOTDIR; break;
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#endif
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#ifdef ELOOP
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case G_SPAWN_ERROR_LOOP : en = ELOOP; break;
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#endif
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#ifdef ETXTBUSY
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case G_SPAWN_ERROR_TXTBUSY : en = ETXTBUSY; break;
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#endif
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#ifdef EIO
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case G_SPAWN_ERROR_IO : en = EIO; break;
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#endif
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#ifdef ENFILE
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case G_SPAWN_ERROR_NFILE : en = ENFILE; break;
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#endif
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#ifdef EMFILE
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case G_SPAWN_ERROR_MFILE : en = EMFILE; break;
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#endif
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#ifdef EINVAL
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case G_SPAWN_ERROR_INVAL : en = EINVAL; break;
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#endif
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#ifdef EISDIR
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case G_SPAWN_ERROR_ISDIR : en = EISDIR; break;
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#endif
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#ifdef ELIBBAD
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case G_SPAWN_ERROR_LIBBAD : en = ELIBBAD; break;
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#endif
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case G_SPAWN_ERROR_CHDIR :
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{
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message = _("Failed to change to the working directory");
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break;
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}
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case G_SPAWN_ERROR_FAILED :
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{
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message = _("Unknown error executing child process");
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break;
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}
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}
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if (en)
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message = g_strerror(en);
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g_set_error_literal(error, gerror->domain, gerror->code, message);
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g_error_free(gerror);
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}
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if (full_argv != argv)
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{
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@ -617,7 +617,8 @@ static gchar *run_command(const gchar *command, const gchar *file_name,
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}
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else
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{
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g_warning("templates_replace_command: %s", error->message);
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g_warning(_("Cannot execute command \"%s\" from the template: %s. "
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"Check the path in the template."), command, error->message);
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g_error_free(error);
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}
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@ -239,8 +239,8 @@ void tools_execute_custom_command(GeanyDocument *doc, const gchar *command)
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}
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else
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{
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geany_debug("spawn_sync() failed: %s", error->message);
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ui_set_statusbar(TRUE, _("Custom command failed: %s"), error->message);
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ui_set_statusbar(TRUE, _("Cannot execute custom command \"%s\": %s. "
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"Check the path setting in Custom Commands."), command, error->message);
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g_error_free(error);
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}
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