Fix link error for ESP-IDF 4.4.2 (#1520)

dongsheng28849455 · web-flow · commit 8436e88a0718 · 2022-09-27T09:00:38.000+08:00
Fix the issue reported by #1484: Platform ESP-IDF broken for WAMR 1.0.0 with ESP-IDF 4.4.2 Let the dummy ftruncate only work with ESP-IDF earlier than 4.4.2
diff --git a/core/shared/platform/esp-idf/espidf_platform.c b/core/shared/platform/esp-idf/espidf_platform.c
@@ -228,12 +228,14 @@ fdopendir(int fd)
     return NULL;
 }
 
+#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(4, 4, 2)
 int
 ftruncate(int fd, off_t length)
 {
     errno = ENOSYS;
     return -1;
 }
+#endif
 
 int
 futimens(int fd, const struct timespec times[2])

Original file line number	Diff line number	Diff line change
`@@ -228,12 +228,14 @@ fdopendir(int fd)`
`228`	`228`	`return NULL;`
`229`	`229`	`}`
`230`	`230`
	`231`	`+#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(4, 4, 2)`
`231`	`232`	`int`
`232`	`233`	`ftruncate(int fd, off_t length)`
`233`	`234`	`{`
`234`	`235`	`errno = ENOSYS;`
`235`	`236`	`return -1;`
`236`	`237`	`}`
	`238`	`+#endif`
`237`	`239`
`238`	`240`	`int`
`239`	`241`	`futimens(int fd, const struct timespec times[2])`