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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2007-03-01 21:05:55 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2007-03-01 21:05:55 +0000 |
commit | 08680a039b6ffc922731d9a1cfdff20ef204dbba (patch) | |
tree | 25bb704377c624f2d63c4bb5ad1df332d44aa78a /nuttx/examples/ostest/dev_null.c | |
parent | 129dd27cc4deb042d2f88c65927adc49c338756d (diff) | |
download | px4-nuttx-08680a039b6ffc922731d9a1cfdff20ef204dbba.tar.gz px4-nuttx-08680a039b6ffc922731d9a1cfdff20ef204dbba.tar.bz2 px4-nuttx-08680a039b6ffc922731d9a1cfdff20ef204dbba.zip |
This creates a 8051 build that can run in 24Kb of RAM
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@26 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/examples/ostest/dev_null.c')
-rw-r--r-- | nuttx/examples/ostest/dev_null.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/nuttx/examples/ostest/dev_null.c b/nuttx/examples/ostest/dev_null.c index f9ca5623a..28b4287fd 100644 --- a/nuttx/examples/ostest/dev_null.c +++ b/nuttx/examples/ostest/dev_null.c @@ -50,7 +50,9 @@ * Private Data ************************************************************/ -static char buffer[1024]; +#if CONFIG_NFILE_DESCRIPTORS > 0 + +static FAR char buffer[1024]; /************************************************************ * Public Functions @@ -64,14 +66,14 @@ int dev_null(void) fd = open("/dev/null", O_RDWR); if (fd < 0) { - fprintf(stderr, "dev_null: Failed to open /dev/null\n"); + printf("dev_null: ERROR Failed to open /dev/null\n"); return -1; } nbytes = read(fd, buffer, 1024); if (nbytes < 0) { - fprintf(stderr, "dev_null: Failed to read from /dev/null\n"); + printf("dev_null: ERROR Failed to read from /dev/null\n"); close(fd); return -1; } @@ -80,7 +82,7 @@ int dev_null(void) nbytes = write(fd, buffer, 1024); if (nbytes < 0) { - fprintf(stderr, "dev_null: Failed to write to /dev/null\n"); + printf("dev_null: ERROR Failed to write to /dev/null\n"); close(fd); return -1; } @@ -89,3 +91,5 @@ int dev_null(void) close(fd); return 0; } + +#endif /*CONFIG_NFILE_DESCRIPTORS */ |