X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;ds=sidebyside;f=shell%2Fev-utils.c;h=b35b77bba21828794a79cd53d9dd0addeb531ce8;hb=171a906daeda68411fdbb7315e0a20e1ce8d806e;hp=9fc74c659573970102c2b131e23a5823cd3d45f5;hpb=74b86b4ae65d77068aa64336f1c36c3a75e50ab4;p=evince.git diff --git a/shell/ev-utils.c b/shell/ev-utils.c index 9fc74c65..b35b77bb 100644 --- a/shell/ev-utils.c +++ b/shell/ev-utils.c @@ -18,9 +18,14 @@ * */ +#include + #include "ev-utils.h" +#include "ev-file-helpers.h" #include +#define PRINT_CONFIG_FILENAME "ev-print-config.xml" + typedef struct { int size; @@ -205,213 +210,93 @@ ev_print_region_contents (GdkRegion *region) g_free (rectangles); } +#ifdef WITH_GNOME_PRINT +gboolean +using_pdf_printer (GnomePrintConfig *config) +{ + const guchar *driver; -#ifndef HAVE_G_FILE_SET_CONTENTS + driver = gnome_print_config_get ( + config, (const guchar *)"Settings.Engine.Backend.Driver"); -#include -#include -#include -#include -#include -#include + if (driver) { + if (!strcmp ((const gchar *)driver, "gnome-print-pdf")) + return TRUE; + else + return FALSE; + } -static gboolean -rename_file (const char *old_name, - const char *new_name, - GError **err) -{ - errno = 0; - if (g_rename (old_name, new_name) == -1) - { - return FALSE; - } - - return TRUE; + return FALSE; } -static gboolean -set_umask_permissions (int fd, - GError **err) +gboolean +using_postscript_printer (GnomePrintConfig *config) { - /* All of this function is just to work around the fact that - * there is no way to get the umask without changing it. - * - * We can't just change-and-reset the umask because that would - * lead to a race condition if another thread tried to change - * the umask in between the getting and the setting of the umask. - * So we have to do the whole thing in a child process. - */ - pid_t pid; - - pid = fork (); - - if (pid == -1) - { - return FALSE; - } - else if (pid == 0) - { - /* child */ - mode_t mask = umask (0666); - - errno = 0; - if (fchmod (fd, 0666 & ~mask) == -1) - _exit (errno); - else - _exit (0); - - return TRUE; /* To quiet gcc */ - } - else - { - /* parent */ - int status; - - errno = 0; - if (waitpid (pid, &status, 0) == -1) - { - return FALSE; + const guchar *driver; + const guchar *transport; + + driver = gnome_print_config_get ( + config, (const guchar *)"Settings.Engine.Backend.Driver"); + + transport = gnome_print_config_get ( + config, (const guchar *)"Settings.Transport.Backend"); + + if (driver) { + if (!strcmp ((const gchar *)driver, "gnome-print-ps")) + return TRUE; + else + return FALSE; + } else if (transport) { /* these transports default to PostScript */ + if (!strcmp ((const gchar *)transport, "CUPS")) + return TRUE; + else if (!strcmp ((const gchar *)transport, "LPD")) + return TRUE; } - if (WIFEXITED (status)) - { - if (WEXITSTATUS (status) == 0) - { - return TRUE; - } - else - { - return FALSE; - } - } - else if (WIFSIGNALED (status)) - { - return FALSE; - } - else - { - return FALSE; - } - } + return FALSE; } -static gchar * -write_to_temp_file (const gchar *contents, - gssize length, - const gchar *template, - GError **err) +GnomePrintConfig * +load_print_config_from_file (void) { - gchar *tmp_name; - gchar *display_name; - gchar *retval; - FILE *file; - gint fd; + GnomePrintConfig *print_config = NULL; + char *file_name, *contents = NULL; - retval = NULL; - - tmp_name = g_strdup_printf ("%s.XXXXXX", template); + file_name = g_build_filename (ev_dot_dir (), PRINT_CONFIG_FILENAME, + NULL); - errno = 0; - fd = g_mkstemp (tmp_name); - display_name = g_filename_display_name (tmp_name); - - if (fd == -1) - { - goto out; - } - - if (!set_umask_permissions (fd, err)) - { - close (fd); - g_unlink (tmp_name); - - goto out; - } - - errno = 0; - file = fdopen (fd, "wb"); - if (!file) - { - close (fd); - g_unlink (tmp_name); - - goto out; - } - - if (length > 0) - { - size_t n_written; - - errno = 0; - - n_written = fwrite (contents, 1, length, file); + if (g_file_get_contents (file_name, &contents, NULL, NULL)) { + print_config = gnome_print_config_from_string (contents, 0); + g_free (contents); + } - if (n_written < length) - { - fclose (file); - g_unlink (tmp_name); - - goto out; + if (print_config == NULL) { + print_config = gnome_print_config_default (); } - } - - errno = 0; - if (fclose (file) == EOF) - { - g_unlink (tmp_name); - - goto out; - } - retval = g_strdup (tmp_name); - - out: - g_free (tmp_name); - g_free (display_name); - - return retval; + g_free (file_name); + + return print_config; } -gboolean -ev_file_set_contents (const gchar *filename, - const gchar *contents, - gssize length, - GError **error) +void +save_print_config_to_file (GnomePrintConfig *config) { - gchar *tmp_filename; - gboolean retval; - GError *rename_error = NULL; - - g_return_val_if_fail (filename != NULL, FALSE); - g_return_val_if_fail (error == NULL || *error == NULL, FALSE); - g_return_val_if_fail (contents != NULL || length == 0, FALSE); - g_return_val_if_fail (length >= -1, FALSE); - - if (length == -1) - length = strlen (contents); + char *file_name, *str; - tmp_filename = write_to_temp_file (contents, length, filename, error); - - if (!tmp_filename) - { - retval = FALSE; - goto out; - } + g_return_if_fail (config != NULL); - if (!rename_file (tmp_filename, filename, &rename_error)) - { - g_unlink (tmp_filename); - g_propagate_error (error, rename_error); - retval = FALSE; - goto out; - } + str = gnome_print_config_to_string (config, 0); + if (str == NULL) return; - retval = TRUE; - - out: - g_free (tmp_filename); - return retval; -} + file_name = g_build_filename (ev_dot_dir (), + PRINT_CONFIG_FILENAME, + NULL); + + g_file_set_contents (file_name, str, -1, NULL); -#endif /* HAVE_G_FILE_SET_CONTENTS */ + g_free (file_name); + g_free (str); +} +#endif /* WITH_GNOME_PRINT */