* Now load the "STR_RES" resource type directly from a file rather than an intermediate memory buffer

git-svn-id: svn+ssh://svn.gna.org/svn/warzone/trunk@1760 4a71c877-e1ca-e34f-864e-861f7616d084

lib/framework/strres.c

@@ -385,15 +385,24 @@ char *strresGetString(STR_RES *psRes, UDWORD id)
 
 
 /* Load a string resource file */
-BOOL strresLoad(STR_RES *psRes, char *pData, UDWORD size)
+BOOL strresLoad(STR_RES* psRes, const char* fileName)
 {
 	psCurrRes = psRes;
-	strresSetInputBuffer(pData, size);
-	if (strres_parse() != 0)
+	PHYSFS_file* fileHandle = PHYSFS_openRead(fileName);
+	if (!fileHandle)
 	{
+		debug(LOG_ERROR, "strresLoadFile: PHYSFS_openRead(\"%s\") failed with error: %s\n", fileName, PHYSFS_getLastError());		
 		return FALSE;
 	}
 
+	strresSetInputFile(fileHandle);
+	if (strres_parse() != 0)
+	{
+		PHYSFS_close(fileHandle);
+		return FALSE;
+	}
+	PHYSFS_close(fileHandle);
+
 	return TRUE;
 }
 

lib/framework/strres.h

@@ -80,7 +80,7 @@ extern BOOL strresGetIDString(STR_RES *psRes, char *pIDStr, char **ppStoredID);
 extern char *strresGetString(STR_RES *psRes, UDWORD id);
 
 /* Load a string resource file */
-extern BOOL strresLoad(STR_RES *psRes, char *pData, UDWORD size);
+extern BOOL strresLoad(STR_RES* psRes, const char* fileName);
 
 /* Return the the length of a char */
 extern UDWORD stringLen(const char *pStr);

lib/framework/strres_lexer.l

@@ -37,6 +37,8 @@
 #include "lib/framework/strres.h"
 #include "lib/framework/strresly.h"
 
+#include <physfs.h>
+
 /* Get the Yacc definitions */
 #include "strres_parser.tab.h"
 
@@ -52,16 +54,21 @@ static UDWORD currText=0;
 // Note if in a comment
 static BOOL inComment;
 
-/* Pointer to the input buffer */
-static char *pInputBuffer = NULL;
-static char *pEndBuffer = NULL;
+/* Handle to the input file */
+static PHYSFS_file* pReadFile = NULL;
 
 #define YY_INPUT(buf,result,max_size) \
-			if (pInputBuffer != pEndBuffer) { \
-				buf[0] = *(pInputBuffer++); result = 1; \
-			} else { \
+		if (PHYSFS_eof(pReadFile)) \
+		{ \
+			buf[0] = EOF; result = YY_NULL; \
+		} \
+		else { \
+			result = PHYSFS_read(pReadFile, buf, 1, max_size); \
+			if (result == -1) \
+			{ \
 				buf[0] = EOF; result = YY_NULL; \
-			}
+			} \
+		}
 %}
 
 %option nounput
@@ -113,14 +120,12 @@ static char *pEndBuffer = NULL;
 
 %%
 
-/* Set the current input buffer for the lexer */
-void strresSetInputBuffer(char *pBuffer, UDWORD size)
+/* Set the current input file for the lexer */
+void strresSetInputFile(PHYSFS_file* fileHandle)
 {
-	pInputBuffer = pBuffer;
-	pEndBuffer = pBuffer + size;
+	pReadFile = fileHandle;
 
 	/* Reset the lexer incase it's been used before */
-//	YY_FLUSH_BUFFER;
 	yy_flush_buffer( YY_CURRENT_BUFFER );
 }
 

lib/framework/strresly.h

@@ -23,6 +23,8 @@
 #ifndef _strresly_h
 #define _strresly_h
 
+#include <physfs.h>
+
 /* Maximum number of characters in a directory entry */
 #define FILE_MAXCHAR		255
 
@@ -33,7 +35,7 @@
 extern STR_RES	*psCurrRes;
 
 /* Set the current input buffer for the lexer - used by strresLoad */
-extern void strresSetInputBuffer(char *pBuffer, UDWORD size);
+extern void strresSetInputFile(PHYSFS_file* fileHandle);
 
 /* Give access to the line number and current text for error messages */
 extern void strresGetErrorData(int *pLine, char **ppText);

src/data.c

@@ -1025,7 +1025,7 @@ static void dataAnimRelease( void *pData )
 }
 
 /* Load a string resource file */
-static BOOL dataStrResLoad(char *pBuffer, UDWORD size, void **ppData)
+static BOOL dataStrResLoad(const char* fileName, void** ppData)
 {
 	// recreate the string resource if it was freed by a WRF release
 	if (psStringRes == NULL)
@@ -1036,7 +1036,7 @@ static BOOL dataStrResLoad(char *pBuffer, UDWORD size, void **ppData)
 		}
 	}
 
-	if (!strresLoad(psStringRes, pBuffer, size))
+	if (!strresLoad(psStringRes, fileName))
 	{
 		return FALSE;
 	}
@@ -1155,7 +1155,6 @@ static const RES_TYPE_MIN_BUF BufferResourceTypes[] =
 	{"SMSG", bufferSMSGLoad, dataSMSGRelease},
 	{"SCRIPT", dataScriptLoad, (RES_FREE)scriptFreeCode},
 	{"SCRIPTVAL", dataScriptLoadVals, NULL},
-	{"STR_RES", dataStrResLoad, dataStrResRelease},
 	{"IMD", dataIMDBufferLoad, (RES_FREE)iV_IMDRelease},
 };
 
@@ -1176,6 +1175,7 @@ static const RES_TYPE_MIN_FILE FileResourceTypes[] =
 	{"TERTILES", dataTERTILESLoad, dataTERTILESRelease},     // freed by 3d shutdow},// Tertiles Files. This version used when running with hardware renderer.
 	{"IMG", dataIMGLoad, dataIMGRelease},
 	{"TEXPAGE", dataTexPageLoad, dataTexPageRelease},
+	{"STR_RES", dataStrResLoad, dataStrResRelease},
 };
 
 /* Pass all the data loading functions to the framework library */