Adding functionality to StrBuf

[cc65] / src / cc65 / input.c

diff --git a/src/cc65/input.c b/src/cc65/input.c
index 0a00e3956c5210314d1d38e65601884c9830c9b1..6db7df5f8e508b5661c5838f86797edd13d2f94f 100644 (file)
--- a/src/cc65/input.c
+++ b/src/cc65/input.c
@@ -36,6 +36,8 @@
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
 
 /* common */
 #include "check.h"
@@ -44,9 +46,10 @@
 
 /* cc65 */
 #include "asmcode.h"
+#include "codegen.h"
 #include "error.h"
-#include "global.h"
 #include "incpath.h"
+#include "lineinfo.h"
 #include "input.h"
 
 
@@ -69,20 +72,12 @@ char NextC = '\0';
 /* Maximum count of nested includes */
 #define MAX_INC_NESTING        16
 
-/* Struct that describes an input file */
-typedef struct IFile IFile;
-struct IFile {
-    unsigned   Index;          /* File index                           */
-    unsigned   Usage;          /* Usage counter                        */
-    char               Name[1];        /* Name of file (dynamically allocated) */
-};
-
 /* Struct that describes an active input file */
 typedef struct AFile AFile;
 struct AFile {
     unsigned   Line;           /* Line number for this file            */
     FILE*      F;              /* Input file stream                    */
-    const char*        Name;           /* Points to corresponding IFile name   */
+    IFile*      Input;          /* Points to corresponding IFile        */
 };
 
 /* List of all input files */
@@ -94,7 +89,7 @@ static Collection AFiles = STATIC_COLLECTION_INITIALIZER;
 
 
 /*****************************************************************************/
-/*                              struct IFile                                */
+/*                              struct IFile                                */
 /*****************************************************************************/
 
 
@@ -111,6 +106,8 @@ static IFile* NewIFile (const char* Name)
     /* Initialize the fields */
     IF->Index = CollCount (&IFiles) + 1;
     IF->Usage = 0;
+    IF->Size  = 0;
+    IF->MTime = 0;
     memcpy (IF->Name, Name, Len+1);
 
     /* Insert the new structure into the IFile collection */
@@ -137,10 +134,26 @@ static AFile* NewAFile (IFile* IF, FILE* F)
     /* Initialize the fields */
     AF->Line  = 0;
     AF->F     = F;
-    AF->Name  = IF->Name;
+    AF->Input = IF;
+
+    /* Increment the usage counter of the corresponding IFile. If this
+     * is the first use, set the file data and output debug info if
+     * requested.
+     */
+    if (IF->Usage++ == 0) {
 
-    /* Increment the usage counter of the corresponding IFile */
-    ++IF->Usage;
+       /* Get file size and modification time */
+       struct stat Buf;
+       if (fstat (fileno (F), &Buf) != 0) {
+           /* Error */
+           Fatal ("Cannot stat `%s': %s", IF->Name, strerror (errno));
+       }
+               IF->Size  = (unsigned long) Buf.st_size;
+       IF->MTime = (unsigned long) Buf.st_mtime;
+
+       /* Set the debug data */
+       g_fileinfo (IF->Name, IF->Size, IF->MTime);
+    }
 
     /* Insert the new structure into the AFile collection */
     CollAppend (&AFiles, AF);
@@ -379,13 +392,6 @@ int NextLine (void)
        }
        line [Len] = '\0';
 
-       /* Output the source line in the generated assembler file
-        * if requested.
-        */
-       if (AddSource && line[Start] != '\0') {
-           AddCodeLine ("; %s", line+Start);
-       }
-
        /* Check if we have a line continuation character at the end. If not,
         * we're done.
         */
@@ -399,6 +405,9 @@ int NextLine (void)
     /* Got a line. Initialize the current and next characters. */
     InitLine (line);
 
+    /* Create line information for this line */
+    UpdateLineInfo (Input->Input, Input->Line, line);
+
     /* Done */
     return 1;
 }
@@ -411,7 +420,7 @@ const char* GetCurrentFile (void)
     unsigned AFileCount = CollCount (&AFiles);
     if (AFileCount > 0) {
        const AFile* AF = (const AFile*) CollAt (&AFiles, AFileCount-1);
-       return AF->Name;
+       return AF->Input->Name;
     } else {
        /* No open file. Use the main file if we have one. */
        unsigned IFileCount = CollCount (&IFiles);