cosmopolitan/examples/printmysymbols.c

37 lines
1.5 KiB
C

#if 0
/*─────────────────────────────────────────────────────────────────╗
│ To the extent possible under law, Justine Tunney has waived │
│ all copyright and related or neighboring rights to this file, │
│ as it is written in the following disclaimers: │
│ • http://unlicense.org/ │
│ • http://creativecommons.org/publicdomain/zero/1.0/ │
╚─────────────────────────────────────────────────────────────────*/
#endif
#include "libc/calls/calls.h"
#include "libc/elf/elf.h"
#include "libc/log/backtrace.h"
#include "libc/log/log.h"
#include "libc/runtime/symbols.h"
#include "libc/stdio/stdio.h"
#include "libc/sysv/consts/fileno.h"
int main(int argc, char *argv[]) {
int rc = 0;
char *filename;
struct SymbolTable *tab = NULL;
if ((filename = FindDebugBinary()) != NULL &&
(tab = OpenSymbolTable(filename))) {
for (unsigned i = 0; i < tab->count; ++i) {
printf("%p %s\n", tab->addr_base + tab->symbols[i].addr_rva,
getelfstring(tab->elf, tab->elfsize, tab->name_base,
tab->symbols[i].name_rva));
}
} else {
perror("printmysymbols");
ShowBacktrace(STDERR_FILENO, NULL);
rc = 1;
}
CloseSymbolTable(&tab);
return rc;
}