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Misc updates (minor)

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5014 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2012-08-06 17:59:41 +00:00
parent 4346670013
commit 3a02181a99
4 changed files with 14 additions and 11 deletions
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2
Documentation/NXGraphicsSubsystem.html
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@@ -255,7 +255,7 @@
<ul> <ul>
<li><b>Virtual Vertical Graphics Space</b>. <li><b>Virtual Vertical Graphics Space</b>.
Windows that reside in a virtual, <i>vertical</i> space so that it makes Windows that reside in a virtual, <i>vertical</i> space so that it makes
sense to talk about one window being on top of another and obcuring the sense to talk about one window being on top of another and obscuring the
window below it. window below it.
</li> </li>
<li><b>Client/Server Model</b>. <li><b>Client/Server Model</b>.

3
Documentation/NuttXNxFlat.html
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@@ -143,7 +143,8 @@
This feature is especially attractive when combined with the NuttX ROMFS support: This feature is especially attractive when combined with the NuttX ROMFS support:
ROMFS allows you to execute programs in place (XIP) in flash without copying anything ROMFS allows you to execute programs in place (XIP) in flash without copying anything
other than the .data section to RAM. other than the .data section to RAM.
In fact, the initial NXFLAT release will work only on ROMFS. In fact, the initial NXFLAT release only worked on ROMFS.
Later extensions also support execution NXFLAT binaries from an SRAM copy as well.
</p> </p>
<p> <p>
This NuttX feature includes: This NuttX feature includes:

11
TODO
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@@ -15,7 +15,7 @@ nuttx/
(5) Binary loaders (binfmt/) (5) Binary loaders (binfmt/)
(17) Network (net/, drivers/net) (17) Network (net/, drivers/net)
(3) USB (drivers/usbdev, drivers/usbhost) (3) USB (drivers/usbdev, drivers/usbhost)
(10) Libraries (lib/) (11) Libraries (lib/)
(10) File system/Generic drivers (fs/, drivers/) (10) File system/Generic drivers (fs/, drivers/)
(5) Graphics subystem (graphics/) (5) Graphics subystem (graphics/)
(1) Pascal add-on (pcode/) (1) Pascal add-on (pcode/)
@@ -689,7 +689,14 @@ o Libraries (lib/)
Description: Only the %f floating point format is supported. Others are accepted Description: Only the %f floating point format is supported. Others are accepted
but treated like %f. but treated like %f.
Status: Open Status: Open
Priority: Medium (this might important to someone. Priority: Medium (this might important to someone).
Title: FLOATING POINT PRECISION
Description: A fieldwidth and precision is required with the %f format. If %f
is used with no format, than floating numbers will be printed with
a precision of 0 (effectively presented as integers).
Status: Open
Priority: Medium (this might important to someone).
o File system / Generic drivers (fs/, drivers/) o File system / Generic drivers (fs/, drivers/)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

9
lib/stdio/lib_libdtoa.c
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@@ -132,7 +132,6 @@ static void lib_dtoa(FAR struct lib_outstream_s *obj, int fmt, int prec,
FAR char *digits; /* String returned by __dtoa */ FAR char *digits; /* String returned by __dtoa */
FAR char *digalloc; /* Copy of digits to be freed after usage */ FAR char *digalloc; /* Copy of digits to be freed after usage */
FAR char *rve; /* Points to the end of the return value */ FAR char *rve; /* Points to the end of the return value */
char sign; /* Temporary negative sign for floats */
int expt; /* Integer value of exponent */ int expt; /* Integer value of exponent */
int numlen; /* Actual number of digits returned by cvt */ int numlen; /* Actual number of digits returned by cvt */
int nchars; /* Number of characters to print */ int nchars; /* Number of characters to print */
@@ -144,11 +143,7 @@ static void lib_dtoa(FAR struct lib_outstream_s *obj, int fmt, int prec,
if (value < 0) if (value < 0)
{ {
value = -value; value = -value;
sign = '-'; SET_NEGATE(flags);
}
else
{
sign = '\0';
} }
/* Perform the conversion */ /* Perform the conversion */
@@ -157,7 +152,7 @@ static void lib_dtoa(FAR struct lib_outstream_s *obj, int fmt, int prec,
digalloc = digits; digalloc = digits;
numlen = rve - digits; numlen = rve - digits;
if (sign) if (IS_NEGATE(flags))
{ {
obj->put(obj, '-'); obj->put(obj, '-');
} }