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Add vprintf override for android and esp-idf (#3174)

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And update document.
This commit is contained in:
Enrico Loparco 2024-02-22 10:02:46 +01:00 committed by GitHub
parent 0fa0beba94
commit 8493ffa1cc
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GPG Key ID: B5690EEEBB952194
3 changed files with 19 additions and 3 deletions
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12
core/shared/platform/android/platform_init.c
View File

@ -24,11 +24,15 @@ bh_platform_destroy()
int
os_printf(const char *fmt, ...)
{
int ret;
int ret = 0;
va_list ap;
va_start(ap, fmt);
ret = __android_log_vprint(ANDROID_LOG_INFO, "wasm_runtime::", fmt, ap);
#ifndef BH_VPRINTF
ret += __android_log_vprint(ANDROID_LOG_INFO, "wasm_runtime::", fmt, ap);
#else
ret += BH_VPRINTF(fmt, ap);
#endif
va_end(ap);
return ret;
@ -37,7 +41,11 @@ os_printf(const char *fmt, ...)
int
os_vprintf(const char *fmt, va_list ap)
{
#ifndef BH_VPRINTF
return __android_log_vprint(ANDROID_LOG_INFO, "wasm_runtime::", fmt, ap);
#else
return BH_VPRINTF(fmt, ap);
#endif
}
#if __ANDROID_API__ < 19

8
core/shared/platform/esp-idf/espidf_platform.c
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@ -23,7 +23,11 @@ os_printf(const char *format, ...)
va_list ap;
va_start(ap, format);
#ifndef BH_VPRINTF
ret += vprintf(format, ap);
#else
ret += BH_VPRINTF(format, ap);
#endif
va_end(ap);
return ret;
@ -32,7 +36,11 @@ os_printf(const char *format, ...)
int
os_vprintf(const char *format, va_list ap)
{
#ifndef BH_VPRINTF
return vprintf(format, ap);
#else
return BH_VPRINTF(format, ap);
#endif
}
uint64

2
doc/build_wamr.md
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@ -176,7 +176,7 @@ Currently we only profile the memory consumption of module, module_instance and
#### **Set vprintf callback**
- **WAMR_BH_VPRINTF**=<vprintf_callback>, default to disable if not set
> Note: if the vprintf_callback function is provided by developer, the os_printf() and os_vprintf() in Linux, Darwin, Windows and VxWorks platforms, besides WASI Libc output will call the callback function instead of libc vprintf() function to redirect the stdout output. For example, developer can define the callback function like below outside runtime lib:
> Note: if the vprintf_callback function is provided by developer, the os_printf() and os_vprintf() in Linux, Darwin, Windows, VxWorks, Android and esp-idf platforms, besides WASI Libc output will call the callback function instead of libc vprintf() function to redirect the stdout output. For example, developer can define the callback function like below outside runtime lib:
>
> ```C
> int my_vprintf(const char *format, va_list ap)