1 files changed, 73 insertions, 77 deletions

diff --git a/tests/ppm2rgb3.c b/tests/ppm2rgb3.c
index 58e7102c..3bbca81a 100644
--- a/tests/ppm2rgb3.c
+++ b/tests/ppm2rgb3.c
@@ -37,103 +37,99 @@ static const char magic[] = "P6";
 
 static int readheader( FILE *ppm, int *X, int *Y, int *bpp )
 {
-  char buffer[256];
-  char strbuffer[256];
-  char *line;
-  int n;
-
-  *X = *Y = *bpp = 0;
-
-  line = fgets(buffer, sizeof(buffer), ppm);
-  if( !line ) return 0;
-  n = sscanf(buffer, "%255[^\r\n]", strbuffer);
-  if( n != 1 ) return 0;
-  if( strcmp(strbuffer, magic ) != 0 ) return 0;
-
-  /* skip comments */
-  while( fgets(buffer, sizeof(buffer), ppm) && *buffer == '#' )
-    {
+    char buffer[256];
+    char strbuffer[256];
+    char *line;
+    int n;
+
+    *X = *Y = *bpp = 0;
+
+    line = fgets(buffer, sizeof(buffer), ppm);
+    if( !line ) return 0;
+    n = sscanf(buffer, "%255[^\r\n]", strbuffer);
+    if( n != 1 ) return 0;
+    if( strcmp(strbuffer, magic ) != 0 ) return 0;
+
+    /* skip comments */
+    while( fgets(buffer, sizeof(buffer), ppm) && *buffer == '#' ) {
     }
-  n = sscanf(buffer, "%d %d", X,Y);
-  if( n != 2 ) return 0;
-  line = fgets(buffer, sizeof(buffer), ppm);
-  if( !line ) return 0;
-  n = sscanf(buffer, "%d", bpp);
-  if( n != 1 ) return 0;
-  if( *bpp != 255 ) return 0;
-
-  return 1;
+    n = sscanf(buffer, "%d %d", X,Y);
+    if( n != 2 ) return 0;
+    line = fgets(buffer, sizeof(buffer), ppm);
+    if( !line ) return 0;
+    n = sscanf(buffer, "%d", bpp);
+    if( n != 1 ) return 0;
+    if( *bpp != 255 ) return 0;
+
+    return 1;
 }
 
 static int writeoutput( const char *fn, FILE *ppm, int X, int Y, int bpp )
 {
-  FILE *outf[] = {NULL, NULL, NULL};
-  int i, x, y = 0;
-  char outfn[256];
-  static const char *exts[3] = {
-    "red",
-    "grn",
-    "blu"
-  };
-  char *image_line = NULL;
-  int ok = 0;
-
-  /* write single comp as PGM: P5 */
-  for( i = 0; i < 3; ++i )
-    {
+    FILE *outf[] = {NULL, NULL, NULL};
+    int i, x, y = 0;
+    char outfn[256];
+    static const char *exts[3] = {
+        "red",
+        "grn",
+        "blu"
+    };
+    char *image_line = NULL;
+    int ok = 0;
+
+    /* write single comp as PGM: P5 */
+    for( i = 0; i < 3; ++i ) {
 #ifdef _MSC_VER
 #define snprintf _snprintf /* Visual Studio */
 #endif
-    snprintf( outfn, sizeof(outfn), "%s.%s.pgm", fn, exts[i] );
-    outf[i] = fopen( outfn, "wb" );
-    if( !outf[i] ) goto cleanup;
-    /* write header */
-    fprintf( outf[i], "P5\n" );
-    fprintf( outf[i], "%d %d\n", X, Y );
-    fprintf( outf[i], "%d\n", bpp );
+        snprintf( outfn, sizeof(outfn), "%s.%s.pgm", fn, exts[i] );
+        outf[i] = fopen( outfn, "wb" );
+        if( !outf[i] ) goto cleanup;
+        /* write header */
+        fprintf( outf[i], "P5\n" );
+        fprintf( outf[i], "%d %d\n", X, Y );
+        fprintf( outf[i], "%d\n", bpp );
     }
 
-  /* write pixel data */
-  image_line = (char*)malloc( (size_t)X * 3 * sizeof(char) );
-  if( !image_line ) goto cleanup;
-  while( fread(image_line, sizeof(char), (size_t)X * 3, ppm) == (size_t)X * 3 )
-    {
-    for( x = 0; x < X; ++x )
-      for( i = 0; i < 3; ++i )
-        if( fputc( image_line[3*x+i], outf[i] ) == EOF ) goto cleanup;
-    ++y;
+    /* write pixel data */
+    image_line = (char*)malloc( (size_t)X * 3 * sizeof(char) );
+    if( !image_line ) goto cleanup;
+    while( fread(image_line, sizeof(char), (size_t)X * 3, ppm) == (size_t)X * 3 ) {
+        for( x = 0; x < X; ++x )
+            for( i = 0; i < 3; ++i )
+                if( fputc( image_line[3*x+i], outf[i] ) == EOF ) goto cleanup;
+        ++y;
     }
-  if( y == Y )
-    ok = 1;
+    if( y == Y )
+        ok = 1;
 cleanup:
-  free(image_line);
-  for( i = 0; i < 3; ++i )
-    if( outf[i] ) fclose( outf[i] );
+    free(image_line);
+    for( i = 0; i < 3; ++i )
+        if( outf[i] ) fclose( outf[i] );
 
-  return ok;
+    return ok;
 }
 
 int main(int argc, char *argv[])
 {
-  const char *fn;
-  FILE *ppm = NULL;
-  int X, Y, bpp;
-  int ok = 0;
-
-  if( argc < 2 )
-    {
-    fprintf( stderr, "%s input.ppm\n", argv[0] );
-    goto cleanup;
+    const char *fn;
+    FILE *ppm = NULL;
+    int X, Y, bpp;
+    int ok = 0;
+
+    if( argc < 2 ) {
+        fprintf( stderr, "%s input.ppm\n", argv[0] );
+        goto cleanup;
     }
-  fn = argv[1];
-  ppm = fopen( fn, "rb" );
+    fn = argv[1];
+    ppm = fopen( fn, "rb" );
 
-  if( !readheader( ppm, &X, &Y, &bpp ) ) goto cleanup;
+    if( !readheader( ppm, &X, &Y, &bpp ) ) goto cleanup;
 
-  if( !writeoutput(fn, ppm, X, Y, bpp ) ) goto cleanup;
+    if( !writeoutput(fn, ppm, X, Y, bpp ) ) goto cleanup;
 
-  ok = 1;
+    ok = 1;
 cleanup:
-  if(ppm) fclose(ppm);
-  return ok ? EXIT_SUCCESS : EXIT_FAILURE;
+    if(ppm) fclose(ppm);
+    return ok ? EXIT_SUCCESS : EXIT_FAILURE;
 }