[hackers] [sbase] writerune() should operate on a FILE * || sin

[git]

commit 18850f5dfa80bbc78038c147de5a85bf8878ec3e
Author: sin <s...@2f30.org>
Date:   Fri Nov 21 16:34:44 2014 +0000

    writerune() should operate on a FILE *

diff --git a/expand.c b/expand.c
index 6c453fd..60c5623 100644
--- a/expand.c
+++ b/expand.c
@@ -74,18 +74,18 @@ expand(const char *file, FILE *fp, int tabstop)
                        if (col)
                                col--;
                        bol = 0;
-                       writerune(&r);
+                       writerune("<stdout>", stdout, &r);
                        break;
                case '\n':
                        col = 0;
                        bol = 1;
-                       writerune(&r);
+                       writerune("<stdout>", stdout, &r);
                        break;
                default:
                        col++;
                        if (r != ' ')
                                bol = 0;
-                       writerune(&r);
+                       writerune("<stdout>", stdout, &r);
                        break;
                }
        }
diff --git a/libutf/writerune.c b/libutf/writerune.c
index 0615860..eb9cfac 100644
--- a/libutf/writerune.c
+++ b/libutf/writerune.c
@@ -7,16 +7,16 @@
 #include "../utf.h"
 
 void
-writerune(Rune *r)
+writerune(const char *file, FILE *fp, Rune *r)
 {
        char buf[UTFmax];
        int n;
 
        if ((n = runetochar(buf, r)) > 0) {
-               fwrite(buf, n, 1, stdout);
-               if (ferror(stdout)) {
-                       fprintf(stderr, "stdout: write error: %s\n",
-                               strerror(errno));
+               fwrite(buf, n, 1, fp);
+               if (ferror(fp)) {
+                       fprintf(stderr, "%s: write error: %s\n",
+                               file, strerror(errno));
                        exit(1);
                }
        }
diff --git a/utf.h b/utf.h
index 44c5bba..26b9a6f 100644
--- a/utf.h
+++ b/utf.h
@@ -50,4 +50,4 @@ int isupperrune(Rune);
 int isdigitrune(Rune);
 
 int readrune(const char *, FILE *, Rune *);
-void writerune(Rune *);
+void writerune(const char *, FILE *, Rune *);