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include/errno.h: skip set_errno in interrupt context #18839

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Merged
acassis merged 1 commit into from
May 3, 2026
Merged

include/errno.h: skip set_errno in interrupt context #18839

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16 changes: 16 additions & 0 deletions include/errno.h
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,10 @@

#include <nuttx/compiler.h>

#if defined(CONFIG_BUILD_FLAT) || defined(__KERNEL__)
# include <nuttx/irq.h>
#endif

/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
Expand All @@ -41,12 +45,24 @@
*/

#define errno *__errno()
#if defined(CONFIG_BUILD_FLAT) || defined(__KERNEL__)
#define set_errno(e) \
do \
{ \
if (!up_interrupt_context()) \
{ \
errno = (int)(e); \
} \
} \
while (0)
#else
#define set_errno(e) \
do \
{ \
errno = (int)(e); \
} \
while (0)
#endif
#define get_errno() errno

/* Definitions of error numbers and the string that would be
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