Changeset 080ad7f in mainline

Timestamp:

2009-06-09T11:10:00Z (15 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

ebe70f1

Parents:

bd8bfcbd

Message:

simple implementation of fdopen() and rewind()

Location:

uspace/lib/libc

Files:

• generic/io/io.c (modified) (2 diffs)
• include/stdio.h (modified) (2 diffs)

uspace/lib/libc/generic/io/io.c

@@ -193 +193 @@
 }
 
+FILE *fdopen(int fd, const char *mode)
+{
+        /* Open file. */
+        FILE *stream = malloc(sizeof(FILE));
+        if (stream == NULL) {
+                errno = ENOMEM;
+                return NULL;
+        }
+        
+        stream->fd = fd;
+        stream->error = false;
+        stream->eof = false;
+        stream->klog = false;
+        stream->phone = -1;
+        
+        list_append(&stream->link, &files);
+        
+        return stream;
+}
+
 FILE *fopen_node(fdi_node_t *node, const char *mode)
 {
@@ -379 +399 @@
 }
 
+void rewind(FILE *stream)
+{
+        (void) fseek(stream, 0, SEEK_SET);
+}
+
 int fflush(FILE *stream)
 {

uspace/lib/libc/include/stdio.h

@@ -107 +107 @@
 /* File stream functions */
 extern FILE *fopen(const char *, const char *);
+extern FILE *fdopen(int, const char *);
 extern int fclose(FILE *);
 
@@ -113 +114 @@
 
 extern int fseek(FILE *, long, int);
+extern void rewind(FILE *);
 extern int ftell(FILE *);
 extern int feof(FILE *);