GCC Code Coverage Report
Directory: src/ Exec Total Coverage
File: src/arg.c Lines: 101 133 75.9 %
Date: 2020-10-03 10:30:04 Branches: 32 54 59.3 %

Line Branch Exec Source
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#include "gwion_util.h"
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#include "gwion_ast.h"
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#include "gwion_env.h"
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#include "soundinfo.h"
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#include "vm.h"
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#include "gwion.h"
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#include "arg.h"
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#include "pass.h"
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#define GWIONRC ".gwionrc"
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/* use before MemPool allocation */
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716
ANN static inline void config_end(const Vector config) {
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716
  for(m_uint i = 0; i < vector_size(config); ++i) {
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    const Vector v = (Vector)vector_at(config, i);
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    for(m_uint i = 1; i < vector_size(v); ++i)
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      xfree((m_str)vector_at(v, i));
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    vector_release(v);
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    xfree(v);
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  }
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716
}
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716
ANN static m_str plug_dir(void) {
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716
  const m_str home = getenv("HOME");
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716
  const size_t sz = strlen(home);
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716
  const m_str pdir = "/.gwplug";
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716
  m_str plug_dir = (m_str)xmalloc(sz + strlen(pdir) + 1);
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716
  strcpy(plug_dir, home);
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716
  strcpy(plug_dir + sz, pdir);
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716
  return plug_dir;
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}
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716
ANN static void arg_init(Arg* arg) {
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  vector_init(&arg->add);
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  vector_init(&arg->lib);
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  vector_init(&arg->mod);
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  vector_init(&arg->config);
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  vector_add(&arg->lib, (vtype)plug_dir());
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}
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ANN void arg_release(Arg* arg) {
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  vector_release(&arg->add);
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  xfree((m_str)vector_front(&arg->lib));
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  vector_release(&arg->lib);
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  vector_release(&arg->mod);
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  config_end(&arg->config);
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  vector_release(&arg->config);
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}
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static const char usage[] =
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"usage: Gwion <options>\n"
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"  -h              : this help\n"
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"  -c     <file>   : load config\n"
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"  -p     <path>   : add a plugin directory\n"
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"  -s    <number>  : set samplerate\n"
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"  -i    <number>  : set input channel number\n"
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"  -o    <number>  : set output channel number\n"
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"  -d    <number>  : set driver (and arguments)\n"
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"  -l    <number>  : set loop mode\n"
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"  -m   <mod:args> : load module (and arguments)\n"
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"  -g   <mod:args> : set Gwion compiler passes order\n";
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ANN static void config_parse(const Gwion, Arg*, const m_str);
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#define ARG2INT(a) strtol(a, NULL, 10)
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2
ANN2(1) static inline void arg_set_pass(const Gwion gwion, const m_str str) {
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2
  const Vector v = split_args(gwion->mp, str);
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2
  pass_set(gwion, v);
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4
  for(m_uint i = 0; i < vector_size(v); ++i)
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2
    free_mstr(gwion->mp, (m_str)vector_at(v, i));
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2
  free_vector(gwion->mp, v);
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2
}
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ANN m_bool _arg_parse(const Gwion gwion, Arg* arg) {
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  struct CArg *ca = &arg->arg;
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2933
  for(ca->idx = 1; ca->idx < ca->argc; ++ca->idx) {
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2220
    if(ca->argv[ca->idx][0] == '-') {
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      m_str tmp;
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      switch(ca->argv[ca->idx][1]) {
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1
        case 'h':
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1
          gw_err(usage);
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1
          break;
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1
        case 'c':
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1
          CHECK_OB((tmp = option_argument(ca)))
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1
          config_parse(gwion, arg, tmp);
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1
          break;
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        case 'p':
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          CHECK_OB((tmp = option_argument(ca)))
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          vector_add(&arg->lib, (vtype)tmp);
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          break;
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        case 'm':
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          CHECK_OB((tmp = option_argument(ca)))
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          vector_add(&arg->mod, (vtype)tmp);
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          break;
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2
        case 'l':
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2
          CHECK_OB((tmp = option_argument(ca)))
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2
          arg->loop = (m_bool)ARG2INT(tmp) > 0 ? 1 : -1;
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2
          break;
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1
        case 'i':
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1
          CHECK_OB((tmp = option_argument(ca)))
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1
          arg->si->in = (uint8_t)ARG2INT(tmp);
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1
          break;
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1
        case 'o':
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1
          CHECK_OB((tmp = option_argument(ca)))
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1
          arg->si->out = (uint8_t)ARG2INT(tmp);
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1
          break;
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1
        case 's':
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1
          CHECK_OB((tmp = option_argument(ca)))
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1
          arg->si->sr = (uint32_t)ARG2INT(tmp);
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1
          break;
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714
        case 'd':
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          CHECK_OB((tmp = option_argument(ca)))
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          arg->si->arg = tmp;
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714
          break;
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2
        case 'g':
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2
          CHECK_OB((tmp = option_argument(ca)))
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          arg_set_pass(gwion, tmp);
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2
          break;
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        case '\0':
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          arg->read_stdin = !arg->read_stdin;
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          break;
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2
        default:
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2
          gw_err(_("invalid arguments"));
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2
          return GW_ERROR;
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      }
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    } else
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1337
      vector_add(&arg->add, (vtype)ca->argv[ca->idx]);
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  }
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713
  return GW_OK;
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}
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ANN static void split_line(const m_str line, const Vector v) {
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  m_str d = strdup(line), c = d;
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  while(d) {
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    const m_str str = strsep(&d, " ");
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    const size_t sz = strlen(str);
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    const m_bool arg = (str[sz-1] == '\n');
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    vector_add(v, (vtype)strndup(str, arg ? sz - 1 : sz));
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  }
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  xfree(d);
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  xfree(c);
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}
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ANN static Vector get_config(const m_str name) {
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  char *line = NULL;
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  size_t len = 0;
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  ssize_t nread;
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  FILE *f = fopen(name, "r");
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  CHECK_OO(f)
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  const Vector v = (Vector)xmalloc(sizeof(struct Vector_));
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  vector_init(v);
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  vector_add(v, (vtype)name);
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  while((nread = getline(&line, &len, f)) != -1) {
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    if(line[0] != '#')
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      split_line(line, v);
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  }
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  free(line);
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  fclose(f);
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  return v;
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}
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717
ANN static void config_parse(const Gwion gwion, Arg* arg, const m_str name) {
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  const Vector v = get_config(name);
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717
  if(v) {
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    struct CArg ca = arg->arg;
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    arg->arg.argc = vector_size(v);
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    arg->arg.argv =  (m_str*)(v->ptr + OFFSET);
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    _arg_parse(gwion, arg);
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    arg->arg = ca;
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    vector_add(&arg->config, (vtype)v);
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  }
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717
}
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716
ANN static void config_default(const Gwion gwion , Arg* arg) {
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  char* home = getenv("HOME");
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716
  char c[strlen(home) + strlen(GWIONRC) + 2];
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  sprintf(c, "%s/%s", home, GWIONRC);
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  config_parse(gwion, arg, c);
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716
}
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ANN m_bool arg_parse(const Gwion gwion, Arg* a) {
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  arg_init(a);
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#ifdef __FUZZING
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  return;
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#endif
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  config_default(gwion, a);
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  return _arg_parse(gwion, a);
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}