cpp/openttd-patchpack/source Changeset - r13621:89482295b0bb

Changeset - r13621:89482295b0bb

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smatz - 15 years ago 2009-11-17 23:08:55
smatz@openttd.org

(svn r18155) -Codechange: in MakeScreenshotName(), don't return pointer to local static variable - use global one instead

2 files changed with 11 insertions and 9 deletions:

src/screenshot.cpp

src/screenshot.h

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src/screenshot.cpp

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@@ @@ -27,6 +27,7 @@ char _screenshot_format_name[8]; @@
 uint _num_screenshot_formats;
 uint _cur_screenshot_format;
 char _screenshot_name[128];
 char _full_screenshot_name[MAX_PATH];
 static ScreenshotType _screenshot_type;
 /* called by the ScreenShot proc to generate screenshot lines. */
@@ @@ -585,20 +586,19 @@ static const char *MakeScreenshotName(co @@
 	size_t len = strlen(_screenshot_name);
 	snprintf(&_screenshot_name[len], lengthof(_screenshot_name) - len, ".%s", ext);
 	static char filename[MAX_PATH];
 	for (uint serial = 1;; serial++) {
-		if (snprintf(filename, lengthof(filename), "%s%s", _personal_dir, _screenshot_name) >= (int)lengthof(filename)) {
+		if (snprintf(_full_screenshot_name, lengthof(_full_screenshot_name), "%s%s", _personal_dir, _screenshot_name) >= (int)lengthof(_full_screenshot_name)) {
 			/* We need more characters than MAX_PATH -> end with error */
-			filename[0] = '\0';
+			_full_screenshot_name[0] = '\0';
 			break;
+		}
 		if (!generate) break; // allow overwriting of non-automatic filenames
-		if (!FileExists(filename)) break;
+		if (!FileExists(_full_screenshot_name)) break;
 		/* If file exists try another one with same name, but just with a higher index */
 		snprintf(&_screenshot_name[len], lengthof(_screenshot_name) - len, "#%u.%s", serial, ext);
+	}
-	return filename;
+	return _full_screenshot_name;
+}
 void RequestScreenshot(ScreenshotType t, const char *name)

src/screenshot.h

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@@ @@ -17,10 +17,11 @@ void InitializeScreenshotFormats(); @@
 const char *GetScreenshotFormatDesc(int i);
 void SetScreenshotFormat(int i);
 /** Type of requested screenshot */
 enum ScreenshotType {
 	SC_NONE,
 	SC_VIEWPORT,
 	SC_WORLD
 	SC_NONE,     ///< No screenshot requested
 	SC_VIEWPORT, ///< Screenshot of viewport
 	SC_WORLD,    ///< World screenshot
 };
 bool MakeScreenshot();
@@ @@ -30,6 +31,7 @@ bool IsScreenshotRequested(); @@
 extern char _screenshot_format_name[8];
 extern uint _num_screenshot_formats;
 extern uint _cur_screenshot_format;
 extern char _screenshot_name[];
 extern char _screenshot_name[128];
 extern char _full_screenshot_name[MAX_PATH];
 #endif /* SCREENSHOT_H */

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