vorbiscomment: Use braces around all conditional bodies.

Consistently use braces around conditional bodies, even
if they're only once line. After the Apple goto bug,
we know relying on indentation alone to signal what
lines are inside the block is too error-prone.

Also cuddle else clauses with the closing braces.

vorbiscomment/vcomment.c

@@ -122,9 +122,7 @@ char *read_line(FILE *input) {
         /* End of the line */
         break;
       }
-    }
-
-    else {
+    } else {
       /* End of the file */
       free(buffer);
       break;
@@ -286,8 +284,9 @@ int main(int argc, char **argv) {
 
     for (i = 0; i < param->commentcount; i++) {
       if (alter_comment(param->comments[i], vc, param->raw, param->escapes,
-                        param->changetypes[i]) < 0)
+                        param->changetypes[i]) < 0) {
         fprintf(stderr, _("Bad comment: \"%s\"\n"), param->comments[i]);
+      }
     }
 
     /* build the replacement structure */
@@ -389,8 +388,9 @@ int alter_comment(char *line, vorbis_comment *vc, int raw, int escapes,
   /* strip any terminal newline */
   {
     int len = strlen(line);
-    if (line[len - 1] == '\n')
+    if (line[len - 1] == '\n') {
       line[len - 1] = '\0';
+    }
   }
 
   /* validation: basically, we assume it's a tag
@@ -410,8 +410,9 @@ int alter_comment(char *line, vorbis_comment *vc, int raw, int escapes,
 
   value = line;
   while (value < mark) {
-    if (*value < 0x20 || *value > 0x7d || *value == 0x3d)
+    if (*value < 0x20 || *value > 0x7d || *value == 0x3d) {
       return -1;
+    }
     value++;
   }
 
@@ -446,8 +447,9 @@ int alter_comment(char *line, vorbis_comment *vc, int raw, int escapes,
       */
       if (unescaped_value == NULL) {
         fprintf(stderr, _("Couldn't un-escape comment, cannot add\n"));
-        if (!raw)
+        if (!raw) {
           free(utf8_value);
+        }
         return -1;
       }
     } else {
@@ -465,10 +467,12 @@ int alter_comment(char *line, vorbis_comment *vc, int raw, int escapes,
     break;
   }
 
-  if (escapes)
+  if (escapes) {
     free(unescaped_value);
-  if (!raw && !is_empty)
+  }
+  if (!raw && !is_empty) {
     free(utf8_value);
+  }
   return 0;
 }
 
@@ -805,8 +809,9 @@ void parse_options(int argc, char *argv[], param_t *param) {
       param->outfilename = malloc(strlen(param->infilename) + 8);
       strcpy(param->outfilename, param->infilename);
       strcat(param->outfilename, ".vctemp");
-    } else
+    } else {
       param->outfilename = strdup(argv[optind + 1]);
+    }
   }
 }
 
@@ -896,12 +901,15 @@ void open_files(param_t *p) {
 ***********/
 
 void close_files(param_t *p, int output_written) {
-  if (p->in != NULL && p->in != stdin)
+  if (p->in != NULL && p->in != stdin) {
     fclose(p->in);
-  if (p->out != NULL && p->out != stdout)
+  }
+  if (p->out != NULL && p->out != stdout) {
     fclose(p->out);
-  if (p->com != NULL && p->com != stdout && p->com != stdin)
+  }
+  if (p->com != NULL && p->com != stdout && p->com != stdin) {
     fclose(p->com);
+  }
 
   if (p->tempoutfile) {
 #if HAVE_STAT && HAVE_CHMOD
@@ -914,11 +922,12 @@ void close_files(param_t *p, int output_written) {
        * exists, so we need to remove, then rename. How stupid.
        */
       if (rename(p->outfilename, p->infilename)) {
-        if (remove(p->infilename))
+        if (remove(p->infilename)) {
           fprintf(stderr, _("Error removing old file %s\n"), p->infilename);
-        else if (rename(p->outfilename, p->infilename))
+        } else if (rename(p->outfilename, p->infilename)) {
           fprintf(stderr, _("Error renaming %s to %s\n"), p->outfilename,
                   p->infilename);
+        }
       } else {
 #if HAVE_STAT && HAVE_CHMOD
         chmod(p->infilename, st.st_mode);