[PATCH 2/6] [Expand] No longer use Unix stdio functions, but rather the kernel32 equivalent

[Eric Pouech]

#28187

A+
---

 programs/expand/expand.c |   39 +++++++++++++++++++++++++++------------
 1 files changed, 27 insertions(+), 12 deletions(-)


diff --git a/programs/expand/expand.c b/programs/expand/expand.c
index 3107ff6..2bede08 100644
--- a/programs/expand/expand.c
+++ b/programs/expand/expand.c
@@ -26,6 +26,21 @@
 #include <lzexpand.h>
 #include <setupapi.h>
 
+static int myprintf(const char* format, ...)
+{
+    va_list     va;
+    char        tmp[8192];
+    DWORD       w;
+    int         len;
+
+    va_start(va, format);
+    len = vsnprintf(tmp, sizeof(tmp), format, va);
+    if (len > 0)
+        WriteFile(GetStdHandle(STD_ERROR_HANDLE), tmp, len, &w, NULL);
+    va_end(va);
+    return w;
+}
+
 static UINT CALLBACK set_outfile( PVOID context, UINT notification, UINT_PTR param1, UINT_PTR param2 )
 {
     FILE_IN_CABINET_INFO_A *info = (FILE_IN_CABINET_INFO_A *)param1;
@@ -83,9 +98,9 @@ int main(int argc, char *argv[])
 
     if (argc < 3)
     {
-        fprintf( stderr, "Usage:\n" );
-        fprintf( stderr, "\t%s infile outfile\n", argv[0] );
-        fprintf( stderr, "\t%s /r infile\n", argv[0] );
+        myprintf( "Usage:\n" );
+        myprintf( "\t%s infile outfile\n", argv[0] );
+        myprintf( "\t%s /r infile\n", argv[0] );
         return 1;
     }
 
@@ -96,7 +111,7 @@ int main(int argc, char *argv[])
 
     if (!SetupGetFileCompressionInfoExA( infile, actual_name, sizeof(actual_name), NULL, NULL, NULL, &comp ))
     {
-        fprintf( stderr, "%s: can't open input file %s\n", argv[0], infile );
+        myprintf( "%s: can't open input file %s\n", argv[0], infile );
         return 1;
     }
 
@@ -108,7 +123,7 @@ int main(int argc, char *argv[])
             outfile_basename[0] = 0;
             if (!SetupIterateCabinetA( infile, 0, set_outfile, outfile_basename ))
             {
-                fprintf( stderr, "%s: can't determine original name\n", argv[0] );
+                myprintf( "%s: can't determine original name\n", argv[0] );
                 return 1;
             }
             GetFullPathNameA( infile, sizeof(outfile), outfile, &basename_index );
@@ -119,7 +134,7 @@ int main(int argc, char *argv[])
             GetExpandedNameA( infile, outfile_basename );
             break;
         default:
-            fprintf( stderr, "%s: can't determine original\n", argv[0] );
+            myprintf( "%s: can't determine original\n", argv[0] );
             return 1;
         }
     }
@@ -128,7 +143,7 @@ int main(int argc, char *argv[])
 
     if (!lstrcmpiA( infile, outfile ))
     {
-        fprintf( stderr, "%s: can't expand file to itself\n", argv[0] );
+        myprintf( "%s: can't expand file to itself\n", argv[0] );
         return 1;
     }
 
@@ -137,7 +152,7 @@ int main(int argc, char *argv[])
     case FILE_COMPRESSION_MSZIP:
         if (!SetupIterateCabinetA( infile, 0, extract_callback, outfile ))
         {
-            fprintf( stderr, "%s: cabinet extraction failed\n", argv[0] );
+            myprintf( "%s: cabinet extraction failed\n", argv[0] );
             return 1;
         }
         break;
@@ -149,13 +164,13 @@ int main(int argc, char *argv[])
 
         if ((hin = LZOpenFileA( infile, &ofin, OF_READ )) < 0)
         {
-            fprintf( stderr, "%s: can't open input file %s\n", argv[0], infile );
+            myprintf( "%s: can't open input file %s\n", argv[0], infile );
             return 1;
         }
         if ((hout = LZOpenFileA( outfile, &ofout, OF_CREATE | OF_WRITE )) < 0)
         {
             LZClose( hin );
-            fprintf( stderr, "%s: can't open output file %s\n", argv[0], outfile );
+            myprintf( "%s: can't open output file %s\n", argv[0], outfile );
             return 1;
         }
         error = LZCopy( hin, hout );
@@ -165,7 +180,7 @@ int main(int argc, char *argv[])
 
         if (error < 0)
         {
-            fprintf( stderr, "%s: LZCopy failed, error is %d\n", argv[0], error );
+            myprintf( "%s: LZCopy failed, error is %d\n", argv[0], error );
             return 1;
         }
         break;
@@ -173,7 +188,7 @@ int main(int argc, char *argv[])
     default:
         if (!CopyFileA( infile, outfile, FALSE ))
         {
-            fprintf( stderr, "%s: CopyFileA failed\n", argv[0] );
+            myprintf( "%s: CopyFileA failed\n", argv[0] );
             return 1;
         }
         break;