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loader: export symbols for Arduino_JSON library #266

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loader: export symbols for Arduino_JSON library #266

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a93b329
loader: add symbols for Arduino_JSON library
hajimef Nov 15, 2025
f21b6b0
linker: remove false positive compilation error
facchinm Nov 18, 2025
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4 changes: 4 additions & 0 deletions loader/llext_exports.c
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,8 @@ EXPORT_SYMBOL(strstr);
EXPORT_SYMBOL(strncmp);
EXPORT_SYMBOL(strncpy);
EXPORT_SYMBOL(strcasecmp);
EXPORT_SYMBOL(strtod);
EXPORT_SYMBOL(strtol);
EXPORT_SYMBOL(strtoul);
EXPORT_SYMBOL(strcmp);
EXPORT_SYMBOL(strlen);
Expand Down Expand Up @@ -232,6 +234,7 @@ EXPORT_SYMBOL(sprintf);
EXPORT_SYMBOL(snprintf);
EXPORT_SYMBOL(cbvprintf);
FORCE_EXPORT_SYM(abort);
EXPORT_SYMBOL(sscanf);

#if defined(CONFIG_RING_BUFFER)
EXPORT_SYMBOL(ring_buf_get);
Expand Down Expand Up @@ -274,6 +277,7 @@ FORCE_EXPORT_SYM(__aeabi_dcmpge);

#if defined (CONFIG_CPP)
FORCE_EXPORT_SYM(__cxa_pure_virtual);
FORCE_EXPORT_SYM(__assert_no_args);
#endif

#if defined(CONFIG_BOARD_ARDUINO_UNO_Q)
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2 changes: 1 addition & 1 deletion platform.txt
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Expand Up @@ -56,7 +56,7 @@ upload.extension=elf-zsk.bin
build.ldscript.path={runtime.platform.path}/variants/_ldscripts
build.link_command="{compiler.path}{compiler.c.elf.cmd}" "-L{build.path}" "-L{build.variant.path}" {compiler.c.elf.flags} {compiler.c.elf.extra_flags} {build.extra_flags} {build.extra_ldflags} {compiler.zephyr.common_ldflags} --specs=picolibc.specs --specs=nosys.specs {compiler.ldflags} {object_files} -Wl,--start-group "{build.path}/{archive_file}" {compiler.zephyr.extra_ldflags} {compiler.libraries.ldflags} -Wl,--end-group {build.link_args.{build.link_mode}}

build.check_command-dynamic={build.link_command} {build.link_args.check-dynamic} -o "{build.path}/{build.project_name}_check.tmp"
build.check_command-dynamic={build.link_command} -lc -lm -lgcc {build.link_args.check-dynamic} -o "{build.path}/{build.project_name}_check.tmp"
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@pillo79 pillo79 Nov 18, 2025

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Those added libraries are not used in the final link stage, so this change masks actual build errors AFAICS. What am I missing?

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@hajimef hajimef Nov 18, 2025

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I built it with the 0.51.0 tag.
And the target was arduino_uno_q.
This may be the cause.

build.check_command-static=/bin/true
build.check_command-static.windows=cmd /C cd .
build.combine_command={build.link_command} {build.link_args.build-{build.link_mode}} {build.link_args.build-common}
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