Allow build from different dir

[evince.git] / ps / ps-document.c

diff --git a/ps/ps-document.c b/ps/ps-document.c
index 91acc9ac89e8333281f32fbe9a299b51ac24af14..2fabd2613347e094508b0a2a836b75839bc7e171 100644 (file)
--- a/ps/ps-document.c
+++ b/ps/ps-document.c
@@ -210,6 +210,9 @@ push_pixbuf (PSDocument *gs)
        GdkColormap *cmap;
        GdkPixbuf *pixbuf;
        int width, height;
+       
+       if (gs->pstarget == NULL)
+               return;
 
        cmap = gdk_window_get_colormap (gs->pstarget);
        gdk_drawable_get_size (gs->bpixmap, &width, &height);
@@ -311,6 +314,9 @@ setup_pixmap (PSDocument *gs, int page, double scale, int rotation)
        GdkColormap *colormap;
        double width, height;
        int pixmap_width, pixmap_height;
+       
+       if (gs->pstarget == NULL)
+               return;
 
        ev_document_get_page_size (EV_DOCUMENT (gs), page, &width, &height);
 
@@ -616,7 +622,7 @@ start_interpreter (PSDocument *gs)
 #define NUM_GS_ARGS (NUM_ARGS - 20)
 #define NUM_ALPHA_ARGS 10
 
-       char *argv[NUM_ARGS], *dir, *gv_env;
+       char *argv[NUM_ARGS], *dir, *gv_env, *gs_path;
        char **gs_args, **alpha_args = NULL;
        int argc = 0, i;
 
@@ -628,7 +634,9 @@ start_interpreter (PSDocument *gs)
        stop_interpreter(gs);
 
        /* set up the args... */
-       gs_args = g_strsplit (gtk_gs_defaults_get_interpreter_cmd (), " ", NUM_GS_ARGS);
+       gs_path = g_find_program_in_path ("gs");
+       gs_args = g_strsplit (gs_path, " ", NUM_GS_ARGS);
+       g_free (gs_path);
        for(i = 0; i < NUM_GS_ARGS && gs_args[i]; i++, argc++) {
                argv[argc] = gs_args[i];
        }
@@ -1056,28 +1064,79 @@ ps_document_load (EvDocument  *document,
                  const char  *uri,
                  GError     **error)
 {
-       gboolean result;
        char *filename;
+       char *gs_path;
+       gboolean result;
 
        filename = g_filename_from_uri (uri, NULL, error);
        if (!filename)
                return FALSE;
 
-       result = document_load (PS_DOCUMENT (document), filename);
-       if (!result) {
-               gchar *filename_dsp;
+       gs_path = g_find_program_in_path ("gs");
+       if (!gs_path) {
+                   gchar *filename_dsp;
+                   filename_dsp = g_filename_display_name (filename);
+                   g_set_error(error,
+                               G_FILE_ERROR,
+                               G_FILE_ERROR_NOENT,
+                               _("Failed to load document '%s'. Ghostscript interpreter was not found in path"),
+                               filename);
+                   g_free (filename_dsp);
+                   result = FALSE;     
+       } else {
+               result = document_load (PS_DOCUMENT (document), filename);
+               if (!result) {
+                       gchar *filename_dsp;
+                       filename_dsp = g_filename_display_name (filename);
+                       
+                       g_set_error (error, G_FILE_ERROR,
+                                    G_FILE_ERROR_FAILED,
+                                    _("Failed to load document '%s'"),
+                                    filename_dsp);
+                       g_free (filename_dsp);
+               }
+               g_free (gs_path);
+       }
+       g_free (filename);
+
+       return result;
+}
+
+static gboolean
+save_document (PSDocument *document, const char *filename)
+{
+       gboolean result = TRUE;
+       GtkGSDocSink *sink = gtk_gs_doc_sink_new ();
+       FILE *f, *src_file;
+       gchar *buf;
 
-               filename_dsp = g_filename_display_name (filename);
+       src_file = fopen (PS_DOCUMENT_GET_PS_FILE(document), "r");
+       if (src_file) {
+               struct stat stat_rec;
 
-               g_set_error (error, G_FILE_ERROR,
-                            G_FILE_ERROR_FAILED,
-                            _("Failed to load document '%s'"),
-                            filename_dsp);
+               if (stat (PS_DOCUMENT_GET_PS_FILE(document), &stat_rec) == 0) {
+                       pscopy (src_file, sink, 0, stat_rec.st_size - 1);
+               }
 
-               g_free (filename_dsp);
+               fclose (src_file);
+       }
+       
+       buf = gtk_gs_doc_sink_get_buffer (sink);
+       if (buf == NULL) {
+               return FALSE;
+       }
+       
+       f = fopen (filename, "w");
+       if (f) {
+               fputs (buf, f);
+               fclose (f);
+       } else {
+               result = FALSE;
        }
 
-       g_free (filename);
+       g_free (buf);
+       gtk_gs_doc_sink_free (sink);
+       g_free (sink);
 
        return result;
 }
@@ -1116,23 +1175,15 @@ ps_document_save (EvDocument  *document,
                  GError     **error)
 {
        PSDocument *ps = PS_DOCUMENT (document);
-       int *page_list;
        gboolean result;
-       int i;
        char *filename;
 
        filename = g_filename_from_uri (uri, NULL, error);
        if (!filename)
                return FALSE;
 
-       page_list = g_new0 (int, ps->doc->numpages);
-       for (i = 0; i < ps->doc->numpages; i++) {
-               page_list[i] = 1;
-       }
-
-       result = save_page_list (ps, page_list, filename);
+       result = save_document (ps, filename);
 
-       g_free (page_list);
        g_free (filename);
 
        return result;
@@ -1245,9 +1296,12 @@ ps_document_ps_export_begin (EvPSExporter *exporter, const char *filename,
 {
        PSDocument *document = PS_DOCUMENT (exporter);
 
-       g_free (document->ps_export_pagelist);
+       if (document->structured_doc) {
+               g_free (document->ps_export_pagelist);
        
-       document->ps_export_pagelist = g_new0 (int, document->doc->numpages);
+               document->ps_export_pagelist = g_new0 (int, document->doc->numpages);
+       }
+
        document->ps_export_filename = g_strdup (filename);
 }
 
@@ -1256,7 +1310,9 @@ ps_document_ps_export_do_page (EvPSExporter *exporter, EvRenderContext *rc)
 {
        PSDocument *document = PS_DOCUMENT (exporter);
        
-       document->ps_export_pagelist[rc->page] = 1;
+       if (document->structured_doc) {
+               document->ps_export_pagelist[rc->page] = 1;
+       }
 }
 
 static void
@@ -1264,13 +1320,16 @@ ps_document_ps_export_end (EvPSExporter *exporter)
 {
        PSDocument *document = PS_DOCUMENT (exporter);
 
-       save_page_list (document, document->ps_export_pagelist,
-                       document->ps_export_filename);
-
-       g_free (document->ps_export_pagelist);
-       g_free (document->ps_export_filename);  
-       document->ps_export_pagelist = NULL;
-       document->ps_export_filename = NULL;
+       if (!document->structured_doc) {
+               save_document (document, document->ps_export_filename);
+       } else {
+               save_page_list (document, document->ps_export_pagelist,
+                               document->ps_export_filename);
+               g_free (document->ps_export_pagelist);
+               g_free (document->ps_export_filename);  
+               document->ps_export_pagelist = NULL;
+               document->ps_export_filename = NULL;
+       }
 }
 
 static void