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do not use constructor to enable archs, so code is more portable. suggested by Alex Ionescu

This commit is contained in:
Nguyen Anh Quynh 2014-01-19 12:03:22 +08:00
parent a580d92e05
commit c272e9d000
6 changed files with 25 additions and 19 deletions
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2
arch/AArch64/module.c
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@ -35,7 +35,7 @@ static void destroy(cs_struct *handle)
{ {
} }
static void __attribute__ ((constructor)) __init_arm64__() void AArch64_enable(void)
{ {
arch_init[CS_ARCH_ARM64] = init; arch_init[CS_ARCH_ARM64] = init;
arch_option[CS_ARCH_ARM64] = option; arch_option[CS_ARCH_ARM64] = option;

4
arch/ARM/module.c
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@ -7,8 +7,6 @@
#include "ARMInstPrinter.h" #include "ARMInstPrinter.h"
#include "mapping.h" #include "mapping.h"
void enable_arm() {};
static cs_err init(cs_struct *ud) static cs_err init(cs_struct *ud)
{ {
MCRegisterInfo *mri = cs_mem_malloc(sizeof(*mri)); MCRegisterInfo *mri = cs_mem_malloc(sizeof(*mri));
@ -48,7 +46,7 @@ static void destroy(cs_struct *handle)
{ {
} }
static void __attribute__ ((constructor)) __init_arm__() void ARM_enable(void)
{ {
arch_init[CS_ARCH_ARM] = init; arch_init[CS_ARCH_ARM] = init;
arch_option[CS_ARCH_ARM] = option; arch_option[CS_ARCH_ARM] = option;

2
arch/Mips/module.c
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@ -46,7 +46,7 @@ static void destroy(cs_struct *handle)
{ {
} }
static void __attribute__ ((constructor)) __init_mips__() void Mips_enable(void)
{ {
arch_init[CS_ARCH_MIPS] = init; arch_init[CS_ARCH_MIPS] = init;
arch_option[CS_ARCH_MIPS] = option; arch_option[CS_ARCH_MIPS] = option;

2
arch/PowerPC/module.c
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@ -39,7 +39,7 @@ static void destroy(cs_struct *handle)
{ {
} }
static void __attribute__ ((constructor)) __init_mips__() void PPC_enable(void)
{ {
arch_init[CS_ARCH_PPC] = init; arch_init[CS_ARCH_PPC] = init;
arch_option[CS_ARCH_PPC] = option; arch_option[CS_ARCH_PPC] = option;

2
arch/X86/module.c
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@ -50,7 +50,7 @@ static void destroy(cs_struct *handle)
{ {
} }
static void __attribute__ ((constructor)) __init_x86__() void X86_enable(void)
{ {
arch_init[CS_ARCH_X86] = init; arch_init[CS_ARCH_X86] = init;
arch_option[CS_ARCH_X86] = option; arch_option[CS_ARCH_X86] = option;

32
cs.c
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@ -14,30 +14,36 @@ cs_err (*arch_init[MAX_ARCH])(cs_struct *) = { NULL };
cs_err (*arch_option[MAX_ARCH]) (cs_struct *, cs_opt_type, size_t value) = { NULL }; cs_err (*arch_option[MAX_ARCH]) (cs_struct *, cs_opt_type, size_t value) = { NULL };
void (*arch_destroy[MAX_ARCH]) (cs_struct *) = { NULL }; void (*arch_destroy[MAX_ARCH]) (cs_struct *) = { NULL };
// we need this trick to enable module constructors in static lib extern void ARM_enable(void);
extern void enable_arm(); extern void AArch64_enable(void);
extern void enable_arm64(); extern void Mips_enable(void);
extern void enable_mips(); extern void X86_enable(void);
extern void enable_x86(); extern void PPC_enable(void);
extern void enable_powerpc();
void enable_construct() static void archs_enable(void)
{ {
static bool initialized = false;
if (initialized)
return;
#ifdef CAPSTONE_HAS_ARM #ifdef CAPSTONE_HAS_ARM
enable_arm(); ARM_enable();
#endif #endif
#ifdef CAPSTONE_HAS_ARM64 #ifdef CAPSTONE_HAS_ARM64
enable_arm64(); AArch64_enable();
#endif #endif
#ifdef CAPSTONE_HAS_MIPS #ifdef CAPSTONE_HAS_MIPS
enable_mips(); Mips_enable();
#endif #endif
#ifdef CAPSTONE_HAS_X86 #ifdef CAPSTONE_HAS_X86
enable_x86(); X86_enable();
#endif #endif
#ifdef CAPSTONE_HAS_POWERPC #ifdef CAPSTONE_HAS_POWERPC
enable_powerpc(); PPC_enable();
#endif #endif
initialized = true;
} }
unsigned int all_arch = 0; unsigned int all_arch = 0;
@ -119,6 +125,8 @@ cs_err cs_open(cs_arch arch, cs_mode mode, csh *handle)
// with cs_option(CS_OPT_MEM) // with cs_option(CS_OPT_MEM)
return CS_ERR_MEMSETUP; return CS_ERR_MEMSETUP;
archs_enable();
if (arch < CS_ARCH_MAX && arch_init[arch]) { if (arch < CS_ARCH_MAX && arch_init[arch]) {
cs_struct *ud; cs_struct *ud;