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fix(mosq): Fix build with the new picolibc #973

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Merged
david-cermak merged 2 commits into from
Dec 16, 2025
Merged

fix(mosq): Fix build with the new picolibc #973

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dc68bf8
fix(mosq): Fix build with the new picolibc
david-cermak Dec 15, 2025
ebc1258
fix(mosq): Fix mosquitto build on latest master
david-cermak Dec 15, 2025
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1 change: 1 addition & 0 deletions ci/ignore_build_warnings.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -6,3 +6,4 @@ Warning: Deprecated: Command 'sign_data' is deprecated. Use 'sign-data' instead.
Warning: Deprecated: Command 'extract_public_key' is deprecated. Use 'extract-public-key' instead.
warning: unknown kconfig symbol 'EXAMPLE_ETH_PHY_IP101'
WARNING: The following Kconfig variables were used in "if" clauses, but not
warning: unknown kconfig symbol 'LIBC_NEWLIB'
2 changes: 2 additions & 0 deletions components/mosquitto/CMakeLists.txt
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Expand Up @@ -101,3 +101,5 @@ set(sources_that_define_gnu_source ${m_src_dir}/loop.c ${m_src_dir}/mux_poll.c)
foreach(offending_src ${sources_that_define_gnu_source})
set_source_files_properties(${offending_src} PROPERTIES COMPILE_OPTIONS "-U_GNU_SOURCE")
endforeach()

set_source_files_properties(${m_src_dir}/security_default.c PROPERTIES COMPILE_OPTIONS "-Wno-char-subscripts")
1 change: 1 addition & 0 deletions components/mosquitto/examples/broker/sdkconfig.defaults
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@@ -0,0 +1 @@
CONFIG_LIBC_NEWLIB=y
1 change: 1 addition & 0 deletions components/mosquitto/examples/serverless_mqtt/sdkconfig.defaults
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Expand Up @@ -4,3 +4,4 @@ CONFIG_PTHREAD_TASK_STACK_SIZE_DEFAULT=32768
CONFIG_LWIP_SNTP_MAX_SERVERS=2
CONFIG_MBEDTLS_SSL_PROTO_DTLS=y
CONFIG_MBEDTLS_SSL_DTLS_SRTP=y
CONFIG_LIBC_NEWLIB=y
3 changes: 3 additions & 0 deletions components/mosquitto/port/priv_include/config.h
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Expand Up @@ -16,8 +16,11 @@

#include <ctype.h>
#include "net/if.h"
#include "esp_idf_version.h"

#if ESP_IDF_VERSION_MAJOR < 6
#undef isspace
#define isspace(__c) (__ctype_lookup((int)__c)&_S)
#endif

#define VERSION "v2.0.20~5"
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