On Wed, Aug 30, 2023 at 5:49 AM Bert Voldenuit <bertvolden...@gmail.com>
wrote:

> Hi,
> Alan,
> I use ./tool/configure.sh arduino-m0/nsh
> Thanks to your blog, I am porting an arduino project to Nuttx
>
> Xiang Xiao,
> Indeed  DEFAULT_SMALL was activated. it works with CONFIG_FILE_STREAM
> enabled. How did you know?
>
>
This is a recent improvement to reduce the code size in the minimal
configuration:
https://github.com/apache/nuttx-apps/pull/1559
https://github.com/apache/nuttx/pull/4819


> Thank you for your support.
> Bert.
>
> Le mar. 29 août 2023 à 04:20, Xiang Xiao <xiaoxiang781...@gmail.com> a
> écrit :
>
> > Do you enable DEFAULT_SMALL? If so, you have to enable CONFIG_FILE_STREAM
> > in defconfig explicitly.
> >
> > On Tue, Aug 29, 2023 at 6:11 AM Bert Voldenuit <bertvolden...@gmail.com>
> > wrote:
> >
> > > Hello,
> > >
> > > I am trying to run the serialrx app (out of the box) from the examples,
> > but
> > > i get the following errors:
> > >
> > > - Some warnings because of conversion; no big deal
> > > - undefined reference to standard librarie function like: fprintf,
> > > lib_get_stream, fflush; I think this is the main problem but why?
> > >
> > > bert@DESKTOP-UO6EU0I:/mnt/d/BertDocs/nuttxspace12/nuttx$ make
> > > Create version.h
> > > LN: platform/board to /mnt/d/BertDocs/nuttxspace12/apps/platform/dummy
> > > Register: custom_hello
> > > Register: serialrx
> > > Register: nsh
> > > Register: sh
> > > CC:  serialrx_main.c serialrx_main.c: In function 'serialrx_main':
> > > serialrx_main.c:83:15: warning: passing argument 1 of 'fprintf' makes
> > > pointer from integer without a cast [-Wint-conversion]
> > >    83 |       fprintf(stderr, "Usage: %s [devpath]\n", argv[0]);
> > >       |               ^~~~~~
> > >       |               |
> > >       |               int
> > > In file included from serialrx_main.c:31:
> > > /mnt/d/BertDocs/nuttxspace12/nuttx/include/stdio.h:147:26: note:
> expected
> > > 'FILE *' {aka 'struct file_struct *'} but argument is of type 'int'
> > >   147 | int    fprintf(FAR FILE *stream, FAR const IPTR char *format,
> > ...)
> > >       |                    ~~~~~~^~~~~~
> > > serialrx_main.c:95:15: warning: passing argument 1 of 'fprintf' makes
> > > pointer from integer without a cast [-Wint-conversion]
> > >    95 |       fprintf(stderr, "ERROR: malloc failed: %d\n", errno);
> > >       |               ^~~~~~
> > >       |               |
> > >       |               int
> > > In file included from serialrx_main.c:31:
> > > /mnt/d/BertDocs/nuttxspace12/nuttx/include/stdio.h:147:26: note:
> expected
> > > 'FILE *' {aka 'struct file_struct *'} but argument is of type 'int'
> > >   147 | int    fprintf(FAR FILE *stream, FAR const IPTR char *format,
> > ...)
> > >       |                    ~~~~~~^~~~~~
> > > serialrx_main.c:110:15: warning: passing argument 1 of 'fprintf' makes
> > > pointer from integer without a cast [-Wint-conversion]
> > >   110 |       fprintf(stderr, "ERROR: open failed: %d\n", errno);
> > >       |               ^~~~~~
> > >       |               |
> > >       |               int
> > > In file included from serialrx_main.c:31:
> > > /mnt/d/BertDocs/nuttxspace12/nuttx/include/stdio.h:147:26: note:
> expected
> > > 'FILE *' {aka 'struct file_struct *'} but argument is of type 'int'
> > >   147 | int    fprintf(FAR FILE *stream, FAR const IPTR char *format,
> > ...)
> > >       |                    ~~~~~~^~~~~~
> > > serialrx_main.c:116:10: warning: passing argument 1 of 'fflush' makes
> > > pointer from integer without a cast [-Wint-conversion]
> > >   116 |   fflush(stdout);
> > >       |          ^~~~~~
> > >       |          |
> > >       |          int
> > > In file included from serialrx_main.c:31:
> > > /mnt/d/BertDocs/nuttxspace12/nuttx/include/stdio.h:139:25: note:
> expected
> > > 'FILE *' {aka 'struct file_struct *'} but argument is of type 'int'
> > >   139 | int    fflush(FAR FILE *stream);
> > >       |                   ~~~~~~^~~~~~
> > > serialrx_main.c:143:18: warning: passing argument 1 of 'fflush' makes
> > > pointer from integer without a cast [-Wint-conversion]
> > >   143 |           fflush(stdout);
> > >       |                  ^~~~~~
> > >       |                  |
> > >       |                  int
> > > In file included from serialrx_main.c:31:
> > > /mnt/d/BertDocs/nuttxspace12/nuttx/include/stdio.h:139:25: note:
> expected
> > > 'FILE *' {aka 'struct file_struct *'} but argument is of type 'int'
> > >   139 | int    fflush(FAR FILE *stream);
> > >       |                   ~~~~~~^~~~~~
> > > serialrx_main.c:153:22: warning: passing argument 1 of 'fflush' makes
> > > pointer from integer without a cast [-Wint-conversion]
> > >   153 |               fflush(stdout);
> > >       |                      ^~~~~~
> > >       |                      |
> > >       |                      int
> > > In file included from serialrx_main.c:31:
> > > /mnt/d/BertDocs/nuttxspace12/nuttx/include/stdio.h:139:25: note:
> expected
> > > 'FILE *' {aka 'struct file_struct *'} but argument is of type 'int'
> > >   139 | int    fflush(FAR FILE *stream);
> > >       |                   ~~~~~~^~~~~~
> > > serialrx_main.c:182:10: warning: passing argument 1 of 'fflush' makes
> > > pointer from integer without a cast [-Wint-conversion]
> > >   182 |   fflush(stdout);
> > >       |          ^~~~~~
> > >       |          |
> > >       |          int
> > > In file included from serialrx_main.c:31:
> > > /mnt/d/BertDocs/nuttxspace12/nuttx/include/stdio.h:139:25: note:
> expected
> > > 'FILE *' {aka 'struct file_struct *'} but argument is of type 'int'
> > >   139 | int    fflush(FAR FILE *stream);
> > >       |                   ~~~~~~^~~~~~
> > > serialrx_main.c:198:10: warning: passing argument 1 of 'fflush' makes
> > > pointer from integer without a cast [-Wint-conversion]
> > >   198 |   fflush(stderr);
> > >       |          ^~~~~~
> > >       |          |
> > >       |          int
> > > In file included from serialrx_main.c:31:
> > > /mnt/d/BertDocs/nuttxspace12/nuttx/include/stdio.h:139:25: note:
> expected
> > > 'FILE *' {aka 'struct file_struct *'} but argument is of type 'int'
> > >   139 | int    fflush(FAR FILE *stream);
> > >       |                   ~~~~~~^~~~~~
> > > LD: nuttx
> > > arm-none-eabi-ld:
> > >
> > >
> >
> /mnt/d/BertDocs/nuttxspace12/nuttx/staging/libapps.a(serialrx_main.c.mnt.d.BertDocs.nuttxspace12.apps.examples.serialrx.o):
> > > in function `serialrx_main':
> > > serialrx_main.c:(.text.serialrx_main+0x34): undefined reference to
> > > `lib_get_stream'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x48): undefined
> > > reference to `lib_get_stream'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x50): undefined
> > > reference to `fprintf'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x56): undefined
> > > reference to `lib_get_stream'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x5a): undefined
> > > reference to `fflush'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x74): undefined
> > > reference to `lib_get_stream'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x84): undefined
> > > reference to `fprintf'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x9c): undefined
> > > reference to `lib_get_stream'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0xa0): undefined
> > > reference to `fflush'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0xc2): undefined
> > > reference to `lib_get_stream'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0xc6): undefined
> > > reference to `fflush'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x10c):
> undefined
> > > reference to `lib_get_stream'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x110):
> undefined
> > > reference to `fflush'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x12a):
> undefined
> > > reference to `lib_get_stream'
> > > arm-none-eabi-ld: serialrx_main.c:(.text.serialrx_main+0x12e):
> undefined
> > > reference to `fflush'
> > > make[1]: *** [Makefile:197: nuttx] Error 1
> > > make: *** [tools/Unix.mk:537: nuttx] Error 2
> > >
> > > Regards,
> > > Bertrand.
> > >
> >
>

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