agssemble.c

   1 #define _GNU_SOURCE
   2 #include "Assembler.h"
   3 #include "DataFile.h"
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6 #include <unistd.h>
   7 #include "version.h"
   8 #define ADS ":::AGSsemble " VERSION " by rofl0r:::"
   9
  10 __attribute__((noreturn))
  11 void usage(char *argv0) {
  12         dprintf(2, ADS "\nusage:\n%s file.s [file.o]\npass an ags assembly filename.\n"
  13         "if optional second filename is ommited, will write into file.o\n", argv0);
  14         exit(1);
  15 }
  16
  17 int main(int argc, char** argv) {
  18         if(argc < 2 || argc > 3) usage(argv[0]);
  19         AS a_b, *a = &a_b;
  20         char* file = argv[1];
  21         AS_open(a, file);
  22         char out [256], *outn;
  23         if(argc == 2) {
  24                 size_t l = strlen(file);
  25                 snprintf(out, 256, "%s", file);
  26                 out[l-1] = 'o'; // overflow me!
  27                 outn = out;
  28         } else outn = argv[2];
  29         dprintf(1, "assembling %s -> %s ... ", file, outn);
  30         int ret = AS_assemble(a, outn);
  31         AS_close(a);
  32
  33         if(!ret) dprintf(1, "FAIL\n");
  34         else dprintf(1, "OK\n");
  35         return !ret;
  36 }