updated for version 7.3.161v7.3.161

Problem:    Items on the stack may be too big.
Solution:   Make items static or allocate them.

1 files changed, 68 insertions, 33 deletions

diff --git a/src/hardcopy.c b/src/hardcopy.c
index 2310484f92..f7733a1086 100644
--- a/src/hardcopy.c
+++ b/src/hardcopy.c
@@ -1759,7 +1759,12 @@ prt_find_resource(name, resource)
     char	*name;
     struct prt_ps_resource_S *resource;
 {
-    char_u	buffer[MAXPATHL + 1];
+    char_u	*buffer;
+    int		retval;
+
+    buffer = alloc(MAXPATHL + 1);
+    if (buffer == NULL)
+	return FALSE;
 
     vim_strncpy(resource->name, (char_u *)name, 63);
     /* Look for named resource file in runtimepath */
@@ -1768,9 +1773,11 @@ prt_find_resource(name, resource)
     vim_strcat(buffer, (char_u *)name, MAXPATHL);
     vim_strcat(buffer, (char_u *)".ps", MAXPATHL);
     resource->filename[0] = NUL;
-    return (do_in_runtimepath(buffer, FALSE, prt_resource_name,
+    retval = (do_in_runtimepath(buffer, FALSE, prt_resource_name,
 							   resource->filename)
 	    && resource->filename[0] != NUL);
+    vim_free(buffer);
+    return retval;
 }
 
 /* PS CR and LF characters have platform independent values */
@@ -2848,15 +2855,33 @@ mch_print_begin(psettings)
     double      right;
     double      top;
     double      bottom;
-    struct prt_ps_resource_S res_prolog;
-    struct prt_ps_resource_S res_encoding;
+    struct prt_ps_resource_S *res_prolog;
+    struct prt_ps_resource_S *res_encoding;
     char	buffer[256];
     char_u      *p_encoding;
     char_u	*p;
 #ifdef FEAT_MBYTE
-    struct prt_ps_resource_S res_cidfont;
-    struct prt_ps_resource_S res_cmap;
+    struct prt_ps_resource_S *res_cidfont;
+    struct prt_ps_resource_S *res_cmap;
 #endif
+    int		retval = FALSE;
+
+    res_prolog = (struct prt_ps_resource_S *)
+				      alloc(sizeof(struct prt_ps_resource_S));
+    res_encoding = (struct prt_ps_resource_S *)
+				      alloc(sizeof(struct prt_ps_resource_S));
+#ifdef FEAT_MBYTE
+    res_cidfont = (struct prt_ps_resource_S *)
+				      alloc(sizeof(struct prt_ps_resource_S));
+    res_cmap = (struct prt_ps_resource_S *)
+				      alloc(sizeof(struct prt_ps_resource_S));
+#endif
+    if (res_prolog == NULL || res_encoding == NULL
+#ifdef FEAT_MBYTE
+	    || res_cidfont == NULL || res_cmap == NULL
+#endif
+       )
+	goto theend;
 
     /*
      * PS DSC Header comments - no PS code!
@@ -2932,27 +2957,27 @@ mch_print_begin(psettings)
 #endif
 
     /* Search for external resources VIM supplies */
-    if (!prt_find_resource("prolog", &res_prolog))
+    if (!prt_find_resource("prolog", res_prolog))
     {
 	EMSG(_("E456: Can't find PostScript resource file \"prolog.ps\""));
 	return FALSE;
     }
-    if (!prt_open_resource(&res_prolog))
+    if (!prt_open_resource(res_prolog))
 	return FALSE;
-    if (!prt_check_resource(&res_prolog, PRT_PROLOG_VERSION))
+    if (!prt_check_resource(res_prolog, PRT_PROLOG_VERSION))
 	return FALSE;
 #ifdef FEAT_MBYTE
     if (prt_out_mbyte)
     {
 	/* Look for required version of multi-byte printing procset */
-	if (!prt_find_resource("cidfont", &res_cidfont))
+	if (!prt_find_resource("cidfont", res_cidfont))
 	{
 	    EMSG(_("E456: Can't find PostScript resource file \"cidfont.ps\""));
 	    return FALSE;
 	}
-	if (!prt_open_resource(&res_cidfont))
+	if (!prt_open_resource(res_cidfont))
 	    return FALSE;
-	if (!prt_check_resource(&res_cidfont, PRT_CID_PROLOG_VERSION))
+	if (!prt_check_resource(res_cidfont, PRT_CID_PROLOG_VERSION))
 	    return FALSE;
     }
 #endif
@@ -2968,7 +2993,7 @@ mch_print_begin(psettings)
 #endif
 	p_encoding = enc_skip(p_penc);
 	if (*p_encoding == NUL
-		|| !prt_find_resource((char *)p_encoding, &res_encoding))
+		|| !prt_find_resource((char *)p_encoding, res_encoding))
 	{
 	    /* 'printencoding' not set or not supported - find alternate */
 #ifdef FEAT_MBYTE
@@ -2977,13 +3002,13 @@ mch_print_begin(psettings)
 	    p_encoding = enc_skip(p_enc);
 	    props = enc_canon_props(p_encoding);
 	    if (!(props & ENC_8BIT)
-		    || !prt_find_resource((char *)p_encoding, &res_encoding))
+		    || !prt_find_resource((char *)p_encoding, res_encoding))
 		/* 8-bit 'encoding' is not supported */
 #endif
 		{
 		/* Use latin1 as default printing encoding */
 		p_encoding = (char_u *)"latin1";
-		if (!prt_find_resource((char *)p_encoding, &res_encoding))
+		if (!prt_find_resource((char *)p_encoding, res_encoding))
 		{
 		    EMSG2(_("E456: Can't find PostScript resource file \"%s.ps\""),
 			    p_encoding);
@@ -2991,7 +3016,7 @@ mch_print_begin(psettings)
 		}
 	    }
 	}
-	if (!prt_open_resource(&res_encoding))
+	if (!prt_open_resource(res_encoding))
 	    return FALSE;
 	/* For the moment there are no checks on encoding resource files to
 	 * perform */
@@ -3005,13 +3030,13 @@ mch_print_begin(psettings)
 	if (prt_use_courier)
 	{
 	    /* Include ASCII range encoding vector */
-	    if (!prt_find_resource(prt_ascii_encoding, &res_encoding))
+	    if (!prt_find_resource(prt_ascii_encoding, res_encoding))
 	    {
 		EMSG2(_("E456: Can't find PostScript resource file \"%s.ps\""),
 							  prt_ascii_encoding);
 		return FALSE;
 	    }
-	    if (!prt_open_resource(&res_encoding))
+	    if (!prt_open_resource(res_encoding))
 		return FALSE;
 	    /* For the moment there are no checks on encoding resource files to
 	     * perform */
@@ -3034,44 +3059,44 @@ mch_print_begin(psettings)
     if (prt_out_mbyte && prt_custom_cmap)
     {
 	/* Find user supplied CMap */
-	if (!prt_find_resource(prt_cmap, &res_cmap))
+	if (!prt_find_resource(prt_cmap, res_cmap))
 	{
 	    EMSG2(_("E456: Can't find PostScript resource file \"%s.ps\""),
 								    prt_cmap);
 	    return FALSE;
 	}
-	if (!prt_open_resource(&res_cmap))
+	if (!prt_open_resource(res_cmap))
 	    return FALSE;
     }
 #endif
 
     /* List resources supplied */
-    STRCPY(buffer, res_prolog.title);
+    STRCPY(buffer, res_prolog->title);
     STRCAT(buffer, " ");
-    STRCAT(buffer, res_prolog.version);
+    STRCAT(buffer, res_prolog->version);
     prt_dsc_resources("DocumentSuppliedResources", "procset", buffer);
 #ifdef FEAT_MBYTE
     if (prt_out_mbyte)
     {
-	STRCPY(buffer, res_cidfont.title);
+	STRCPY(buffer, res_cidfont->title);
 	STRCAT(buffer, " ");
-	STRCAT(buffer, res_cidfont.version);
+	STRCAT(buffer, res_cidfont->version);
 	prt_dsc_resources(NULL, "procset", buffer);
 
 	if (prt_custom_cmap)
 	{
-	    STRCPY(buffer, res_cmap.title);
+	    STRCPY(buffer, res_cmap->title);
 	    STRCAT(buffer, " ");
-	    STRCAT(buffer, res_cmap.version);
+	    STRCAT(buffer, res_cmap->version);
 	    prt_dsc_resources(NULL, "cmap", buffer);
 	}
     }
     if (!prt_out_mbyte || prt_use_courier)
 #endif
     {
-	STRCPY(buffer, res_encoding.title);
+	STRCPY(buffer, res_encoding->title);
 	STRCAT(buffer, " ");
-	STRCAT(buffer, res_encoding.version);
+	STRCAT(buffer, res_encoding->version);
 	prt_dsc_resources(NULL, "encoding", buffer);
     }
     prt_dsc_requirements(prt_duplex, prt_tumble, prt_collate,
@@ -3114,15 +3139,15 @@ mch_print_begin(psettings)
     prt_dsc_noarg("BeginProlog");
 
     /* Add required procsets - NOTE: order is important! */
-    if (!prt_add_resource(&res_prolog))
+    if (!prt_add_resource(res_prolog))
 	return FALSE;
 #ifdef FEAT_MBYTE
     if (prt_out_mbyte)
     {
 	/* Add CID font procset, and any user supplied CMap */
-	if (!prt_add_resource(&res_cidfont))
+	if (!prt_add_resource(res_cidfont))
 	    return FALSE;
-	if (prt_custom_cmap && !prt_add_resource(&res_cmap))
+	if (prt_custom_cmap && !prt_add_resource(res_cmap))
 	    return FALSE;
     }
 #endif
@@ -3132,7 +3157,7 @@ mch_print_begin(psettings)
 #endif
 	/* There will be only one Roman font encoding to be included in the PS
 	 * file. */
-	if (!prt_add_resource(&res_encoding))
+	if (!prt_add_resource(res_encoding))
 	    return FALSE;
 
     prt_dsc_noarg("EndProlog");
@@ -3248,7 +3273,17 @@ mch_print_begin(psettings)
     prt_dsc_noarg("EndSetup");
 
     /* Fail if any problems writing out to the PS file */
-    return !prt_file_error;
+    retval = !prt_file_error;
+
+theend:
+    vim_free(res_prolog);
+    vim_free(res_encoding);
+#ifdef FEAT_MBYTE
+    vim_free(res_cidfont);
+    vim_free(res_cmap);
+#endif
+
+    return retval;
 }
 
     void