[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/libc/stdio/fgetc.c b/ap/build/uClibc/libc/stdio/fgetc.c
new file mode 100644
index 0000000..56a284c
--- /dev/null
+++ b/ap/build/uClibc/libc/stdio/fgetc.c
@@ -0,0 +1,107 @@
+/* Copyright (C) 2004 Manuel Novoa III <mjn3@codepoet.org>
+ * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ *
+ * Dedicated to Toni. See uClibc/DEDICATION.mjn3 for details.
+ */
+
+#include "_stdio.h"
+
+#undef fgetc
+#undef fgetc_unlocked
+#undef getc
+#undef getc_unlocked
+
+
+#ifdef __DO_UNLOCKED
+
+
+int __fgetc_unlocked(FILE *stream)
+{
+ __STDIO_STREAM_VALIDATE(stream);
+
+ /* First the fast path. We're good to go if getc macro enabled. */
+ if (__STDIO_STREAM_CAN_USE_BUFFER_GET(stream)) {
+ return __STDIO_STREAM_BUFFER_GET(stream);
+ }
+
+ /* Next quickest... reading and narrow oriented, but macro
+ * disabled and/or buffer is exhausted. */
+ if (__STDIO_STREAM_IS_NARROW_READING(stream)
+ || !__STDIO_STREAM_TRANS_TO_READ(stream, __FLAG_NARROW)
+ ) {
+ if (stream->__modeflags & __FLAG_UNGOT) { /* Use ungots first. */
+ unsigned char uc = stream->__ungot[(stream->__modeflags--) & 1];
+ stream->__ungot[1] = 0;
+ __STDIO_STREAM_VALIDATE(stream);
+ return uc;
+ }
+
+ if (__STDIO_STREAM_BUFFER_RAVAIL(stream)) { /* Have buffered? */
+ return __STDIO_STREAM_BUFFER_GET(stream);
+ }
+
+ /* Is this a fake stream for *sscanf? */
+ if (__STDIO_STREAM_IS_FAKE_VSSCANF(stream)) {
+ __STDIO_STREAM_SET_EOF(stream);
+ return EOF;
+ }
+
+ /* We need to read from the host environment, so we must
+ * flush all line buffered streams if the stream is not
+ * fully buffered. */
+ if (!__STDIO_STREAM_IS_FBF(stream)) {
+ __STDIO_FLUSH_LBF_STREAMS;
+ }
+
+ if (__STDIO_STREAM_BUFFER_SIZE(stream)) { /* Do we have a buffer? */
+ __STDIO_STREAM_DISABLE_GETC(stream);
+ if(__STDIO_FILL_READ_BUFFER(stream)) { /* Refill succeeded? */
+ __STDIO_STREAM_ENABLE_GETC(stream); /* FBF or LBF */
+ return __STDIO_STREAM_BUFFER_GET(stream);
+ }
+ } else {
+ unsigned char uc;
+ if (__stdio_READ(stream, &uc, 1)) {
+ return uc;
+ }
+ }
+ }
+
+ return EOF;
+}
+libc_hidden_def(__fgetc_unlocked)
+
+strong_alias(__fgetc_unlocked,fgetc_unlocked)
+libc_hidden_def(fgetc_unlocked)
+
+strong_alias(__fgetc_unlocked,getc_unlocked)
+libc_hidden_def(getc_unlocked)
+
+#ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__fgetc_unlocked,fgetc)
+libc_hidden_def(fgetc)
+
+strong_alias(__fgetc_unlocked,getc)
+#endif
+
+#elif defined __UCLIBC_HAS_THREADS__
+
+int fgetc(register FILE *stream)
+{
+ if (stream->__user_locking != 0) {
+ return __GETC_UNLOCKED_MACRO(stream);
+ } else {
+ int retval;
+ __STDIO_ALWAYS_THREADLOCK(stream);
+ retval = __GETC_UNLOCKED_MACRO(stream);
+ __STDIO_ALWAYS_THREADUNLOCK(stream);
+ return retval;
+ }
+}
+libc_hidden_def(fgetc)
+
+strong_alias(fgetc,getc)
+
+#endif