diff options
Diffstat (limited to 'tccrun.c')
| -rw-r--r-- | tccrun.c | 25 |
1 files changed, 18 insertions, 7 deletions
@@ -20,6 +20,12 @@ #include "tcc.h" +#ifdef CONFIG_TCC_BACKTRACE +ST_DATA int rt_num_callers = 6; +ST_DATA const char **rt_bound_error_msg; +ST_DATA void *rt_prog_main; +#endif + #ifdef _WIN32 #define ucontext_t CONTEXT #endif @@ -38,7 +44,7 @@ static void win64_add_function_table(TCCState *s1); /* Do all relocations (needed before using tcc_get_symbol()) Returns -1 on error. */ -int tcc_relocate(TCCState *s1) +LIBTCCAPI int tcc_relocate(TCCState *s1) { int ret; #ifdef HAVE_SELINUX @@ -73,7 +79,7 @@ int tcc_relocate(TCCState *s1) } /* launch the compiled program with the given arguments */ -int tcc_run(TCCState *s1, int argc, char **argv) +LIBTCCAPI int tcc_run(TCCState *s1, int argc, char **argv) { int (*prog_main)(int, char **); int ret; @@ -213,6 +219,11 @@ static void set_pages_executable(void *ptr, unsigned long length) /* ------------------------------------------------------------- */ #ifdef CONFIG_TCC_BACKTRACE +PUB_FUNC void tcc_set_num_callers(int n) +{ + rt_num_callers = n; +} + /* print the position in the source file of PC value 'pc' by reading the stabs debug information */ static uplong rt_printline(uplong wanted_pc, const char *msg) @@ -369,7 +380,7 @@ static void rt_error(ucontext_t *uc, const char *fmt, ...) va_end(ap); fprintf(stderr, "\n"); - for(i=0;i<num_callers;i++) { + for(i=0;i<rt_num_callers;i++) { if (rt_get_caller_pc(&pc, uc, i) < 0) break; pc = rt_printline(pc, i ? "by" : "at"); @@ -650,12 +661,12 @@ static int rt_get_caller_pc(uplong *paddr, CONTEXT *uc, int level) #define RTLD_DEFAULT NULL /* dummy function for profiling */ -void *dlopen(const char *filename, int flag) +ST_FUNC void *dlopen(const char *filename, int flag) { return NULL; } -void dlclose(void *p) +ST_FUNC void dlclose(void *p) { } /* @@ -682,7 +693,7 @@ static TCCSyms tcc_syms[] = { { NULL, NULL }, }; -void *resolve_sym(TCCState *s1, const char *symbol) +ST_FUNC void *resolve_sym(TCCState *s1, const char *symbol) { TCCSyms *p; p = tcc_syms; @@ -696,7 +707,7 @@ void *resolve_sym(TCCState *s1, const char *symbol) #elif !defined(_WIN32) -void *resolve_sym(TCCState *s1, const char *sym) +ST_FUNC void *resolve_sym(TCCState *s1, const char *sym) { return dlsym(RTLD_DEFAULT, sym); } |