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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-05-08 03:10:51 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-05-08 03:10:51 +0000 |
commit | 50b7bdacbd6d4af3bb3128c038e4e0e2cd0d50df (patch) | |
tree | 4ecda8d995277191f4a8545ce758b5cd1cc4b9c5 /nuttx/lib/lib_libvsprintf.c | |
parent | 56651d825a6651d0f70ec59d798c5d7f584786d1 (diff) | |
download | px4-nuttx-50b7bdacbd6d4af3bb3128c038e4e0e2cd0d50df.tar.gz px4-nuttx-50b7bdacbd6d4af3bb3128c038e4e0e2cd0d50df.tar.bz2 px4-nuttx-50b7bdacbd6d4af3bb3128c038e4e0e2cd0d50df.zip |
Add floating point support to printf
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2656 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/lib/lib_libvsprintf.c')
-rw-r--r-- | nuttx/lib/lib_libvsprintf.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/nuttx/lib/lib_libvsprintf.c b/nuttx/lib/lib_libvsprintf.c index 1d28c1a6c..7ad2184eb 100644 --- a/nuttx/lib/lib_libvsprintf.c +++ b/nuttx/lib/lib_libvsprintf.c @@ -1,7 +1,7 @@ /**************************************************************************** * lib/lib_libvsprintf.c * - * Copyright (C) 2007-2009 Gregory Nutt. All rights reserved. + * Copyright (C) 2007-2010 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <spudmonkey@racsa.co.cr> * * Redistribution and use in source and binary forms, with or without @@ -186,6 +186,12 @@ static const char g_nullstring[] = "(null)"; * Private Functions ****************************************************************************/ +/* Include floating point functions */ + +#ifdef CONFIG_LIBC_FLOATINGPOINT +# include "lib_libdtoa.c" +#endif + /**************************************************************************** * Name: ptohex ****************************************************************************/ @@ -1468,9 +1474,8 @@ int lib_vsprintf(FAR struct lib_outstream_s *obj, const char *src, va_list ap) #ifdef CONFIG_LIBC_FLOATINGPOINT else if (strchr("eEfgG", *src)) { -#ifdef CONFIG_CPP_HAVE_WARNING -# warning "No floating point support" -#endif + double dblval = va_arg(ap, double); + lib_dtoa(obj, *src, trunc, flags, dblval); } #endif } |