From 78c56e40601f9a4e14eb6ea17a1f2ae4e28133f8 Mon Sep 17 00:00:00 2001 From: Nicolas Schodet Date: Sun, 11 Jul 2010 17:24:33 +0200 Subject: gcc: add errno stub --- AT91SAM7S256/SAM7S256/gcc/Makefile | 2 ++ AT91SAM7S256/SAM7S256/gcc/lib/errno.c | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+) create mode 100644 AT91SAM7S256/SAM7S256/gcc/lib/errno.c (limited to 'AT91SAM7S256') diff --git a/AT91SAM7S256/SAM7S256/gcc/Makefile b/AT91SAM7S256/SAM7S256/gcc/Makefile index 4d58f99..e377da8 100644 --- a/AT91SAM7S256/SAM7S256/gcc/Makefile +++ b/AT91SAM7S256/SAM7S256/gcc/Makefile @@ -11,6 +11,7 @@ THUMB_SOURCES = c_button.c c_cmd.c c_comm.c c_display.c c_input.c c_ioctrl.c \ d_ioctrl.c d_loader.c d_lowspeed.c d_output.c d_sound.c \ d_timer.c d_usb.c \ m_sched.c \ + errno.c \ Cstartup_SAM7.c ASM_ARM_SOURCE = Cstartup.S @@ -18,6 +19,7 @@ ASM_THUMB_SOURCE = vpath %.c $(SRCDIR) vpath %.c $(CPUINCDIR) +vpath %.c lib vpath %.S $(CPUINCDIR) INCLUDES = diff --git a/AT91SAM7S256/SAM7S256/gcc/lib/errno.c b/AT91SAM7S256/SAM7S256/gcc/lib/errno.c new file mode 100644 index 0000000..3eb52ac --- /dev/null +++ b/AT91SAM7S256/SAM7S256/gcc/lib/errno.c @@ -0,0 +1,32 @@ +/* + * Copyright (C) 2010 Nicolas Schodet + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +/* This is needed for libm. Provide a non thread safe errno. */ + +static int __the_errno; + +int * +__errno (void) +{ + return &__the_errno; +} + -- cgit v1.2.3