From e154748542e42d0f3add5812791219ee174f117c Mon Sep 17 00:00:00 2001
From: Ole Loots <ole@monochrom.net>
Date: Sun, 29 Dec 2013 22:23:51 +0100
Subject: Do not use tmpnam() but a custom function.

---
 atari/ctxmenu.c     | 51 +++++++++++++++++++++++++++++++++++++++++++++++----
 atari/gemtk/gemtk.h |  4 ++++
 atari/gemtk/utils.c | 28 ++++++++++++++++++++++++++++
 3 files changed, 79 insertions(+), 4 deletions(-)

diff --git a/atari/ctxmenu.c b/atari/ctxmenu.c
index 2170dec8c..3125012b3 100644
--- a/atari/ctxmenu.c
+++ b/atari/ctxmenu.c
@@ -23,7 +23,10 @@
 #include <string.h>
 #include <stdbool.h>
 #include <assert.h>
-#include <mint/osbind.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <mint/osbind.h>
+#include <cflib.h>
 
 #include "desktop/gui.h"
 #include "desktop/netsurf.h"
@@ -36,7 +39,8 @@
 #include "content/urldb.h"
 #include "css/css.h"
 #include "utils/log.h"
-#include "utils/messages.h"
+#include "utils/messages.h"
+#include "utils/utils.h"
 
 #include "atari/gui.h"
 #include "atari/rootwin.h"
@@ -107,6 +111,39 @@ static struct s_context_info * get_context_info( struct gui_window * gw, short m
 	return(&ctxinfo);
 
 
+}
+
+/***
+ *
+ * \param prefix
+ * \param sufffix
+ * \return pointer to static buffer owned by get_tmpfilename()
+ */
+static char * get_tmpfilename(const char * prefix, const char * suffix)
+{
+    int i=0;
+    static char tmpfilename[PATH_MAX];
+    char * tmpdir;
+    const char * tmp_path_suffix = "";
+
+    // TODO: make function public?
+    tmpdir = getenv("TMPDIR");
+    if(tmpdir == NULL){
+        tmpdir = (char*)"u:\\tmp\\";
+    }
+
+    if(tmpdir[strlen(tmpdir)-1] != '\\'){
+        tmp_path_suffix = "\\";
+    }
+
+    do{
+        /* generate a new filename: */
+        snprintf(tmpfilename, PATH_MAX, "%s%s%s%d%s", tmpdir,
+                 tmp_path_suffix, prefix, i++, suffix);
+        /* check with cflib: */
+    } while(file_exists(tmpfilename));
+
+    return(tmpfilename);
 }
 
 //TODO: do not open popup for gui_window, but for a rootwin?
@@ -273,9 +310,11 @@ void context_popup(struct gui_window * gw, short x, short y)
 			editor = nsoption_charp(atari_editor);
 			if (editor != NULL && strlen(editor)>0) {
 				data = content_get_source_data(gw->browser->bw->current_content,
-												&size);
+												&size);
 				if (size > 0 && data != NULL){
-				    snprintf(tempfile, 127, "%s%s.htm", "u:", tmpnam(NULL));
+				    snprintf(tempfile, 127, "%s", get_tmpfilename("ns-", ".html"));
+				    /* the GEMDOS cmdline contains the length of the commandline
+				       in the first byte: */
 				    cmdline[0] = (unsigned char)strlen(tempfile);
 					LOG(("Creating temporay source file: %s\n", tempfile));
 					fp_tmpfile = fopen(tempfile, "w");
@@ -283,6 +322,10 @@ void context_popup(struct gui_window * gw, short x, short y)
 						fwrite(data, size, 1, fp_tmpfile);
 						fclose(fp_tmpfile);
 
+						// Send SH_WDRAW to notify files changed:
+						gemtk_send_msg(SH_WDRAW, 0, -1, 0, 0, 0, 0);
+
+                        // start application:
 						if(strlen(tempfile)<=125){
 							shel_write(1, 1, 1, editor, cmdline);
 						}
diff --git a/atari/gemtk/gemtk.h b/atari/gemtk/gemtk.h
index 44baba429..f16b4a7c0 100644
--- a/atari/gemtk/gemtk.h
+++ b/atari/gemtk/gemtk.h
@@ -60,6 +60,10 @@ void gemtk_clip_grect(VdiHdl vh, GRECT *rect);
 
 void gemtk_wind_get_str(short aes_handle, short mode, char *str, int len);
 
+/* send application message */
+void gemtk_send_msg(short msg_type, short data2, short data3, short data4,
+                     short data5, short data6, short data7);
+
 
 #ifndef POINT_WITHIN
 # define POINT_WITHIN(_x,_y, r) ((_x >= r.g_x) && (_x <= r.g_x + r.g_w ) \
diff --git a/atari/gemtk/utils.c b/atari/gemtk/utils.c
index 20fe5d424..aac293d21 100644
--- a/atari/gemtk/utils.c
+++ b/atari/gemtk/utils.c
@@ -95,10 +95,38 @@ void gemtk_clip_grect(VdiHdl vh, GRECT *rect)
 	vs_clip_pxy(vh, pxy);
 }
 
+/** Send an Message to a GUIWIN using AES message pipe
+* \param win the GUIWIN which shall receive the message
+* \param msg_type the WM_ message definition
+* \param a the 4th parameter to appl_write
+* \param b the 5th parameter to appl_write
+* \param c the 6th parameter to appl_write
+* \param d the 7th parameter to appl_write
+*/
+void gemtk_send_msg(short msg_type, short data2, short data3, short data4,
+                     short data5, short data6, short data7)
+{
+    short msg[8];
+
+    msg[0] = msg_type;
+    msg[1] = gl_apid;
+    msg[2] = data2;
+    msg[3] = data3;
+    msg[4] = data4;
+    msg[5] = data5;
+    msg[6] = data6;
+    msg[7] = data7;
+
+    appl_write(gl_apid, 16, &msg);
+}
+
+
 void gemtk_wind_get_str(short aes_handle, short mode, char *str, int len)
 {
 	char tmp_str[255];
 
+    // TODO: remove or implement function
+
 	if(len>255) {
 		len = 255;
 	}
-- 
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