Add CONFIG_STACK_SIZE_MAX for overridding default limit (#11)

frida · Jan 26, 2023 · 65cfe08 · 65cfe08
1 parent 92beabe
commit 65cfe08
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Showing 2 changed files with 13 additions and 0 deletions.
diff --git a/Makefile b/Makefile
@@ -43,6 +43,9 @@ endif
 # installation directory
 prefix=/usr/local
 
+# avoid stack overflow on recursive calls
+CONFIG_STACK_CHECK=y
+# CONFIG_STACK_SIZE_MAX=0xffff
 # use the gprof profiler
 #CONFIG_PROFILE=y
 # use address sanitizer
@@ -63,6 +66,12 @@ else
   CROSS_PREFIX=
   EXE=
 endif
+ifdef CONFIG_STACK_CHECK
+  CFLAGS += -DCONFIG_STACK_CHECK=1
+ifdef CONFIG_STACK_SIZE_MAX
+  CFLAGS += -DCONFIG_STACK_SIZE_MAX=$(CONFIG_STACK_SIZE_MAX)
+endif
+endif
 ifdef CONFIG_CLANG
   HOST_CC=clang
   CC=$(CROSS_PREFIX)clang

diff --git a/quickjs.c b/quickjs.c
@@ -219,7 +219,11 @@ typedef enum JSErrorEnum {
 } JSErrorEnum;
 
 #define JS_MAX_LOCAL_VARS 65536
+#ifdef CONFIG_STACK_SIZE_MAX
+#define JS_STACK_SIZE_MAX CONFIG_STACK_SIZE_MAX
+#else
 #define JS_STACK_SIZE_MAX 65534
+#endif
 #define JS_STRING_LEN_MAX ((1 << 30) - 1)
 
 #define __exception __attribute__((warn_unused_result))