9 files changed, 0 insertions, 861 deletions
diff --git a/moon-abe/pbc-0.5.14/misc/darray.c b/moon-abe/pbc-0.5.14/misc/darray.c
deleted file mode 100644
index 50b127f3..00000000
--- a/moon-abe/pbc-0.5.14/misc/darray.c
+++ /dev/null
@@ -1,176 +0,0 @@
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include "pbc_memory.h"
-#include "darray.h"
-
-#define NDEBUG
-#include <assert.h>
-
-enum {
-    max_init = 8
-};
-
-void darray_init(darray_ptr a)
-{
-    a->max = max_init;
-    a->count = 0;
-    a->item = pbc_malloc(sizeof(void *) * a->max);
-}
-
-darray_ptr darray_new(void)
-{
-    darray_ptr res = pbc_malloc(sizeof(darray_t));
-    darray_init(res);
-    return res;
-}
-
-void darray_remove_all(darray_ptr a)
-{
-    a->max = max_init;
-    a->count = 0;
-    pbc_free(a->item);
-    a->item = pbc_malloc(sizeof(void *) * a->max);
-}
-
-void darray_remove_last(darray_ptr a)
-{
-    assert(a->count > 0);
-    a->count--;
-}
-
-static void darray_realloc(darray_ptr a, int size)
-{
-    a->max = size;
-    a->item = pbc_realloc(a->item, sizeof(void *) * a->max);
-}
-
-void darray_append(darray_ptr a, void *p)
-{
-    if (a->count == a->max) {
-        if (!a->max) a->max = max_init;
-        else a->max *= 2;
-        a->item = pbc_realloc(a->item, sizeof(void *) * a->max);
-    }
-    a->item[a->count] = p;
-    a->count++;
-}
-
-int darray_index_of(darray_ptr a, void *p)
-{
-    int i;
-    for (i=0; i<a->count; i++) {
-        if (a->item[i] == p) return i;
-    }
-    return -1;
-}
-
-void darray_clear(darray_t a)
-{
-    pbc_free(a->item);
-    a->max = 0;
-    a->count = 0;
-}
-
-void darray_free(darray_ptr a) {
-  darray_clear(a);
-  pbc_free(a);
-}
-
-void darray_remove_index(darray_ptr a, int n)
-{
-    assert(a->count >= n-1);
-    a->count--;
-    memmove(&a->item[n], &a->item[n+1], sizeof(void *) * (a->count - n));
-}
-
-void darray_remove(darray_ptr a, void *p)
-{
-    int i;
-    for (i=0; i<a->count; i++) {
-        if (a->item[i] == p) {
-            a->count--;
-            memmove(&a->item[i], &a->item[i+1], sizeof(void *) * (a->count - i));
-            return;
-        }
-    }
-    assert(0);
-}
-
-void darray_remove_with_test(darray_ptr a, int (*test)(void *))
-{
-    int i;
-    for (i=0; i<a->count; i++) {
-        if (test(a->item[i])) {
-            for (;i<a->count; i++) {
-                a->item[i] = a->item[i+1];
-            }
-            a->count--;
-        }
-    }
-}
-
-void darray_copy(darray_ptr dst, darray_ptr src)
-{
-    darray_realloc(dst, src->count);
-    memcpy(dst->item, src->item, src->count * sizeof(void *));
-    dst->count = src->count;
-}
-
-void darray_forall(darray_t a, void (*func)(void *))
-{
-    int i, n = a->count;
-    for (i=0; i<n; i++) {
-        func(a->item[i]);
-    }
-}
-
-void darray_forall2(darray_t a,
-                    void (*func)(void *darray_item, void *scope_ptr),
-                    void *scope_ptr)
-{
-    int i, n = a->count;
-    for (i=0; i<n; i++) {
-        func(a->item[i], scope_ptr);
-    }
-}
-
-void darray_forall3(darray_t a,
-                    void (*func)(void *darray_item,
-                                 void *scope_ptr1,
-                                 void *scope_ptr2),
-                    void *scope_ptr1,
-                    void *scope_ptr2)
-{
-    int i, n = a->count;
-    for (i=0; i<n; i++) {
-        func(a->item[i], scope_ptr1, scope_ptr2);
-    }
-}
-
-void darray_forall4(darray_t a,
-                    void (*func)(void *darray_item,
-                                 void *scope_ptr1,
-                                 void *scope_ptr2,
-                                 void *scope_ptr3),
-                    void *scope_ptr1,
-                    void *scope_ptr2,
-                    void *scope_ptr3)
-{
-    int i, n = a->count;
-    for (i=0; i<n; i++) {
-        func(a->item[i], scope_ptr1, scope_ptr2, scope_ptr3);
-    }
-}
-
-void *darray_at_test(darray_ptr a,
-                     int (*test)(void *data, void *scope_ptr),
-                     void *scope_ptr)
-{
-    int i;
-    for (i = 0; i < a->count; i++) {
-        void *p = a->item[i];
-        if (test(p, scope_ptr)) return p;
-    }
-    return NULL;
-}
diff --git a/moon-abe/pbc-0.5.14/misc/darray.h b/moon-abe/pbc-0.5.14/misc/darray.h
deleted file mode 100644
index ecbd04ad..00000000
--- a/moon-abe/pbc-0.5.14/misc/darray.h
+++ /dev/null
@@ -1,92 +0,0 @@
-// darray = "dynamic array"
-// A linked-list implementation using C arrays.
-
-#ifndef __PBC_DARRAY_H__
-#define __PBC_DARRAY_H__
-
-#pragma GCC visibility push(hidden)
-
-struct darray_s {
-  void **item;
-  int count;
-  int max;
-};
-
-typedef struct darray_s darray_t[1];
-typedef struct darray_s *darray_ptr;
-
-/*@manual darray
-Initialize a dynamic array 'a'. Must be called before 'a' is used.
-*/
-void darray_init(darray_t a);
-darray_ptr darray_new(void);
-
-void darray_free(darray_ptr a);
-
-/*@manual darray
-Clears a dynamic array 'a'. Should be called after 'a' is no longer needed.
-*/
-void darray_clear(darray_t a);
-
-/*@manual darray
-Appends 'p' to the dynamic array 'a'.
-*/
-void darray_append(darray_t a, void *p);
-
-/*@manual darray
-Returns the pointer at index 'i' in the dynamic array 'a'.
-*/
-static inline void *darray_at(darray_t a, int i) {
-  return a->item[i];
-}
-
-int darray_index_of(darray_ptr a, void *p);
-void darray_remove(darray_ptr a, void *p);
-void darray_remove_last(darray_ptr a);
-void darray_remove_with_test(darray_ptr a, int (*test)(void *));
-
-/*@manual darray
-Removes the pointer at index 'i' in the dynamic array 'a'.
-*/
-void darray_remove_index(darray_ptr a, int n);
-void darray_copy(darray_ptr dst, darray_ptr src);
-void darray_remove_all(darray_ptr d);
-void darray_forall(darray_t a, void (*func)(void *));
-void darray_forall2(darray_t a,
-                    void (*func)(void *darray_item, void *scope_ptr),
-                    void *scope_ptr);
-void darray_forall3(darray_t a,
-                    void (*func)(void *darray_item,
-                                 void *scope_ptr1,
-                                 void *scope_ptr2),
-                    void *scope_ptr1,
-                    void *scope_ptr2);
-void darray_forall4(darray_t a,
-                    void (*func)(void *darray_item,
-                                 void *scope_ptr1,
-                                 void *scope_ptr2,
-                                 void *scope_ptr3),
-                    void *scope_ptr1,
-                    void *scope_ptr2,
-                    void *scope_ptr3);
-
-void *darray_at_test(darray_ptr a, int (*test)(void *,void *), void *scope_ptr);
-
-/*@manual darray
-Returns the number of pointers held in 'a'.
-*/
-static inline int darray_count(darray_ptr a) {
-  return a->count;
-}
-
-static inline int darray_is_empty(darray_ptr a) {
-  return !a->count;
-}
-
-static inline void *darray_last(darray_t a) {
-  return a->item[a->count - 1];
-}
-
-#pragma GCC visibility pop
-
-#endif //__PBC_DARRAY_H__
diff --git a/moon-abe/pbc-0.5.14/misc/extend_printf.c b/moon-abe/pbc-0.5.14/misc/extend_printf.c
deleted file mode 100644
index 5e6537e2..00000000
--- a/moon-abe/pbc-0.5.14/misc/extend_printf.c
+++ /dev/null
@@ -1,188 +0,0 @@
-/*
- * Behaves as gmp_printf with new conversion specifier %B for element_t types
- */
-
-#include <stdio.h>
-#include <stdint.h> // for intptr_t
-#include <stdlib.h>
-#include <string.h>
-#include <stdarg.h>
-#include <gmp.h>
-#include "pbc_utils.h"
-#include "pbc_field.h"
-#include "pbc_memory.h"
-
-struct sninfo_s {
-  char *s;
-  size_t size;
-  size_t left;
-  size_t result;
-};
-
-// TODO: remove repeated code for error handling
-static int do_print(int (*strcb)(void *, char *s),
-    int (*fstrcb)(void *, char *s, void *),
-    int (*elcb)(void *, element_ptr e),
-    void *data,
-    const char *format, va_list ap) {
-  // A primitive front-end for printf()-family functions. Only handles types
-  // in specifiers, and assumes they all take void * arguments.
-  // 
-  // I wish register_printf_specifier() were more widespread.
-  int count = 0, status;
-  char *copy, *c, *start, *next;
-  element_ptr e;
-  int found;
-
-  copy = pbc_strdup(format);
-  start = next = copy;
-
-  for(;;) {
-    for(;;) {
-      c = strchr(next, '%');
-      if (!c) {
-        status = strcb(data, start);
-        if (status < 0) {
-          count = -1;
-        } else count += status;
-        goto done;
-      }
-      if (!*(c + 1)) goto done;
-      if (*(c + 1) != '%') break;
-      next = c + 2;
-    }
-    *c = 0;
-    status = strcb(data, start);
-    if (status < 0) {
-      count = -1;
-      goto done;
-    } else count += status;
-    *c = '%';
-    start = c;
-    found = 0;
-    while(!found) {
-      c++;
-      switch (*c) {
-        case '\0':
-          goto done;
-        case 'B':
-          e = va_arg(ap, element_ptr);
-          status = elcb(data, e);
-          if (status < 0) {
-            count = -1;
-            goto done;
-          } else count += status;
-          found = 1;
-          break;
-        default:
-          if (strchr("diouxXeEfFgGaAcspnmZ", *c)) {
-            if (*c == 'Z') c++;
-            char ch = *(c+1);
-            *(c+1) = '\0';
-            status = fstrcb(data, start, va_arg(ap, void *));
-            if (status < 0) {
-              count = -1;
-              goto done;
-            } else count += status;
-            *(c+1) = ch;
-            found = 1;
-          }
-          break;
-      }
-    }
-    next = start = c + 1;
-  }
-
-done:
-  pbc_free(copy);
-
-  return count;
-}
-
-static int string_cb(void *file, char *s) {
-  if (fputs(s, file) == EOF) return -1;
-  return strlen(s);
-}
-
-static int format_cb(void *file, char *fstring, void *ptr) {
-  return gmp_fprintf(file, fstring, ptr);
-}
-
-static int element_cb(void *file, element_ptr e) {
-  return element_out_str(file, 0, e);
-}
-
-int element_vfprintf(FILE *stream, const char *format, va_list ap) {
-  return do_print(string_cb, format_cb, element_cb, stream, format, ap);
-}
-
-int element_fprintf(FILE *stream, const char *format, ...) {
-  int status;
-  va_list ap;
-
-  va_start(ap, format);
-  status = element_vfprintf(stream, format, ap);
-  va_end(ap);
-  return status;
-}
-
-int element_printf(const char *format, ...) {
-  int status;
-  va_list ap;
-
-  va_start(ap, format);
-  status = element_vfprintf(stdout, format, ap);
-  va_end(ap);
-  return status;
-}
-
-static void next(struct sninfo_s *p, int status) {
-  p->result += status;
-  p->left = p->result >= p->size ? 0 : p->size - p->result;
-}
-
-static int string_cbv(void *data, char *s) {
-  struct sninfo_s *p = data;
-  int status = snprintf(p->s + p->result, p->left, "%s", s);
-  if (status < 0) return status;
-  next(data, status);
-  return status;
-}
-
-static int format_cbv(void *data, char *fstring, void *ptr) {
-  struct sninfo_s *p = data;
-  int status = gmp_snprintf(p->s + p->result, p->left, fstring, ptr);
-  if (status < 0) return status;
-  next(data, status);
-  return status;
-}
-
-static int element_cbv(void *data, element_ptr e) {
-  struct sninfo_s *p = data;
-  int status = element_snprint(p->s + p->result, p->left, e);
-  if (status < 0) return status;
-  next(data, status);
-  return status;
-}
-
-int element_vsnprintf(char *buf, size_t size, const char *fmt, va_list ap) {
-  struct sninfo_s info;
-
-  info.s = buf;
-  info.left = info.size = size;
-  info.result = 0;
-
-  do_print(string_cbv, format_cbv, element_cbv, &info, fmt, ap);
-
-  return info.result;
-}
-
-int element_snprintf(char *buf, size_t size, const char *fmt, ...) {
-  int status;
-  va_list ap;
-
-  va_start(ap, fmt);
-  status = element_vsnprintf(buf, size, fmt, ap);
-  va_end(ap);
-  return status;
-}
diff --git a/moon-abe/pbc-0.5.14/misc/get_time.c b/moon-abe/pbc-0.5.14/misc/get_time.c
deleted file mode 100644
index 8932364b..00000000
--- a/moon-abe/pbc-0.5.14/misc/get_time.c
+++ /dev/null
@@ -1,21 +0,0 @@
-#include <sys/time.h>
-#include <time.h>
-
-double pbc_get_time(void) {
-  static struct timeval last_tv, tv;
-  static int first = 1;
-  static double res = 0;
-
-  if (first) {
-    gettimeofday(&last_tv, NULL);
-    first = 0;
-    return 0;
-  } else {
-    gettimeofday(&tv, NULL);
-    res += tv.tv_sec - last_tv.tv_sec;
-    res += (tv.tv_usec - last_tv.tv_usec) / 1000000.0;
-    last_tv = tv;
-
-    return res;
-  }
-}
diff --git a/moon-abe/pbc-0.5.14/misc/get_time.win32.c b/moon-abe/pbc-0.5.14/misc/get_time.win32.c
deleted file mode 100644
index 98463198..00000000
--- a/moon-abe/pbc-0.5.14/misc/get_time.win32.c
+++ /dev/null
@@ -1,42 +0,0 @@
-#include <stdint.h> // for intptr_t
-#include <sys/time.h>
-#include "pbc_utils.h"
-
-typedef struct _FILETIME {
-  unsigned long dwLowDateTime;
-  unsigned long dwHighDateTime;
-} FILETIME;
-
-void __stdcall GetSystemTimeAsFileTime(FILETIME*);
-
-int __cdecl gettimeofday(struct timeval* p, void* tz) {
-  UNUSED_VAR(tz);
-  union {
-    long long ns100; // Time since 1 Jan 1601 in 100ns units.
-    FILETIME ft;
-  } _now;
-
-  GetSystemTimeAsFileTime( &(_now.ft) );
-  p->tv_usec=(long)((_now.ns100 / 10LL) % 1000000LL );
-  p->tv_sec= (long)((_now.ns100-(116444736000000000LL))/10000000LL);
-  return 0; // Assume success?
-}
-
-double pbc_get_time(void) {
-  static struct timeval last_tv, tv;
-  static int first = 1;
-  static double res = 0;
-
-  if (first) {
-    gettimeofday(&last_tv, NULL);
-    first = 0;
-    return 0;
-  } else {
-    gettimeofday(&tv, NULL);
-    res += tv.tv_sec - last_tv.tv_sec;
-    res += (tv.tv_usec - last_tv.tv_usec) / 1000000.0;
-    last_tv = tv;
-
-    return res;
-  }
-}
diff --git a/moon-abe/pbc-0.5.14/misc/memory.c b/moon-abe/pbc-0.5.14/misc/memory.c
deleted file mode 100644
index cfe80ecc..00000000
--- a/moon-abe/pbc-0.5.14/misc/memory.c
+++ /dev/null
@@ -1,131 +0,0 @@
-#include <stdlib.h>
-#include <stdint.h> // for intptr_t
-#include <stdio.h>
-#include <string.h>
-#include "pbc_utils.h"
-#include "pbc_memory.h"
-
-#ifdef SAFE_CLEAN
-/* guarantee zeroing the memory */
-static void gmp_free(void *ptr, size_t size) {
-  if(ptr)
-    memset(ptr, 0, size);
-  free(ptr);
-}
-
-static void* gmp_malloc(size_t size) {
-  return malloc(size);
-}
-
-/* guarantee zeroing the memory
- * realloc() is not suitable for use with secure memory
- * because memory contents are not zeroed out. */
-static void* gmp_realloc(void *old_ptr, size_t old_size, size_t new_size) {
-  void *new_ptr = malloc(new_size);
-  if(new_ptr && old_ptr)
-    memcpy(new_ptr, old_ptr, old_size);
-  gmp_free(old_ptr, old_size);
-  return new_ptr;
-}
-
-static void gmp_guarantee_zero_memory(void) {
-  __gmp_set_memory_functions(gmp_malloc, gmp_realloc, gmp_free);
-}
-
-__attribute__((constructor)) void init(void) {
-  gmp_guarantee_zero_memory();
-}
-
-/* pbc_mem is a continuous memory keeping track of its size */
-static inline size_t pbc_mem_get_size(size_t *p) {
-  return *p;
-}
-
-static inline void pbc_mem_set_size(size_t *p, size_t size) {
-  *p = size;
-}
-
-static inline void *pbc_mem_to_ptr(size_t *p) {
-  return p + 1;
-}
-
-static inline void *pbc_ptr_to_mem(size_t *p) {
-  return p - 1;
-}
-
-static void *pbc_mem_malloc(size_t size) {
-  void *ptr = malloc(size + sizeof(size_t));
-  if(ptr)
-    pbc_mem_set_size(ptr, size);
-  return ptr;
-}
-
-static void pbc_mem_free(void *ptr) {
-  memset(ptr, 0, pbc_mem_get_size(ptr) + sizeof(size_t));
-  free(ptr);
-}
-
-static void *default_pbc_malloc(size_t size) {
-  void *ptr = pbc_mem_malloc(size);
-  if(!ptr) pbc_die("malloc() error");
-  return pbc_mem_to_ptr(ptr);
-}
-
-static void *default_pbc_realloc(void *old, size_t new_size) {
-  void *new = pbc_mem_malloc(new_size);
-  if(!new) pbc_die("realloc() error");
-  if(old) {
-    old = pbc_ptr_to_mem(old);
-    memcpy(pbc_mem_to_ptr(new), pbc_mem_to_ptr(old), pbc_mem_get_size(old));
-    pbc_mem_free(old);
-  }
-  return pbc_mem_to_ptr(new);
-}
-
-static void default_pbc_free(void *ptr) {
-  if(ptr)
-    pbc_mem_free(pbc_ptr_to_mem(ptr));
-}
-#else
-static void *default_pbc_malloc(size_t size) {
-  void *res = malloc(size);
-  if (!res) pbc_die("malloc() error");
-  return res;
-}
-
-static void *default_pbc_realloc(void *ptr, size_t size) {
-  void *res = realloc(ptr, size);
-  if (!res) pbc_die("realloc() error");
-  return res;
-}
-
-static void default_pbc_free(void *ptr) { free(ptr); }
-#endif
-
-/* release memory got from pbc_malloc only by pbc_free(), do not use free() */
-void *(*pbc_malloc)(size_t) = default_pbc_malloc;
-/* pbc_realloc guarantees zeroing out the memory before moving old memory */
-void *(*pbc_realloc)(void *, size_t) = default_pbc_realloc;
-/* pbc_free guarantees zeroing out the memory */
-void (*pbc_free)(void *) = default_pbc_free;
-
-void pbc_set_memory_functions(void *(*malloc_fn)(size_t),
-    void *(*realloc_fn)(void *, size_t), void (*free_fn)(void *)) {
-  pbc_malloc = malloc_fn;
-  pbc_realloc = realloc_fn;
-  pbc_free = free_fn;
-}
-
-void *pbc_calloc(size_t nmemb, size_t size) {
-  void *res = pbc_malloc(nmemb * size);
-  if (!res) pbc_die("calloc() error");
-  memset(res, 0, nmemb * size);
-  return res;
-}
-
-char *pbc_strdup(const char *s) {
-  int len = strlen(s);
-  char *res = pbc_malloc(len + 1);
-  strcpy(res, s);
-  return res;
-}
diff --git a/moon-abe/pbc-0.5.14/misc/symtab.c b/moon-abe/pbc-0.5.14/misc/symtab.c
deleted file mode 100644
index 9d62f590..00000000
--- a/moon-abe/pbc-0.5.14/misc/symtab.c
+++ /dev/null
@@ -1,67 +0,0 @@
-#include <stdlib.h>
-#include <string.h>
-#include "pbc_memory.h"
-
-#include "symtab.h"
-
-struct entry_s {
-  char *key;
-  void *data;
-};
-typedef struct entry_s *entry_ptr;
-typedef struct entry_s entry_t[1];
-
-void symtab_init(symtab_t t) {
-  darray_init(t->list);
-}
-
-static void clear(void *data) {
-  entry_ptr e = data;
-  pbc_free(e->key);
-  pbc_free(e);
-}
-
-void symtab_clear(symtab_t t) {
-  darray_forall(t->list, clear);
-  darray_clear(t->list);
-}
-
-void symtab_put(symtab_t t, void *data, const char *key) {
-  int i, n = t->list->count;
-  entry_ptr e;
-  for (i=0; i<n; i++) {
-    e = t->list->item[i];
-    if (!strcmp(e->key, key)) goto doit;
-  }
-  e = pbc_malloc(sizeof(entry_t));
-  e->key = pbc_strdup(key);
-  darray_append(t->list, e);
-doit:
-  e->data = data;
-}
-
-int symtab_has(symtab_t t, const char *key) {
-  int i, n = t->list->count;
-  for (i = 0; i < n; i++) {
-    entry_ptr e = t->list->item[i];
-    if (!strcmp(e->key, key)) return 1;
-  }
-  return 0;
-}
-
-void *symtab_at(symtab_t t, const char *key) {
-  int i, n = t->list->count;
-  for (i=0; i<n; i++) {
-    entry_ptr e = t->list->item[i];
-    if (!strcmp(e->key, key)) return e->data;
-  }
-  return NULL;
-}
-
-void symtab_forall_data(symtab_t t, void (*func)(void *)) {
-  int i, n = t->list->count;
-  for (i=0; i<n; i++) {
-    entry_ptr e = t->list->item[i];
-    func(e->data);
-  }
-}
diff --git a/moon-abe/pbc-0.5.14/misc/symtab.h b/moon-abe/pbc-0.5.14/misc/symtab.h
deleted file mode 100644
index 39f255c3..00000000
--- a/moon-abe/pbc-0.5.14/misc/symtab.h
+++ /dev/null
@@ -1,43 +0,0 @@
-#ifndef __PBC_SYMTAB_H__
-#define __PBC_SYMTAB_H__
-
-#include "darray.h"
-
-#pragma GCC visibility push(hidden)
-
-struct symtab_s {
-    darray_t list;
-};
-typedef struct symtab_s symtab_t[1];
-typedef struct symtab_s *symtab_ptr;
-
-/*@manual symtab
-Initialize symbol table 't'. Must be called before 't' is used.
-*/
-void symtab_init(symtab_t t);
-
-/*@manual symtab
-Clears symbol table 't'. Should be called after 't' is no longer needed.
-*/
-void symtab_clear(symtab_t t);
-
-/*@manual symtab
-Puts 'value' at 'key' in 't'.
-*/
-void symtab_put(symtab_t t, void *value, const char *key);
-
-/*@manual symtab
-Returns true if 't' contains key 'key'.
-*/
-int symtab_has(symtab_t t, const char *key);
-
-/*@manual symtab
-Returns pointer at key 'key' in 't'.
-*/
-void *symtab_at(symtab_t t, const char *key);
-
-void symtab_forall_data(symtab_t t, void (*func)(void *));
-
-#pragma GCC visibility pop
-
-#endif //__PBC_SYMTAB_H__
diff --git a/moon-abe/pbc-0.5.14/misc/utils.c b/moon-abe/pbc-0.5.14/misc/utils.c
deleted file mode 100644
index 1a808256..00000000
--- a/moon-abe/pbc-0.5.14/misc/utils.c
+++ /dev/null
@@ -1,101 +0,0 @@
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h> // for intptr_t
-#include <gmp.h>
-
-#include "pbc_utils.h"
-#include "pbc_field.h"
-
-static int pbc_msg_to_stderr = 1;
-
-int pbc_set_msg_to_stderr(int i) {
-  return pbc_msg_to_stderr = i;
-}
-
-static int out(const char *format, ...) {
-  if (!pbc_msg_to_stderr) return 0;
-  va_list params;
-
-  va_start(params, format);
-  int res = vfprintf(stderr, format, params);
-  va_end(params);
-  return res;
-}
-
-static void print_warning(void) {
-  static int first = 1;
-  if (first) {
-    out("*** PBC asserts enabled: potential performance penalties ***\n");
-    first = 0;
-  }
-}
-
-void pbc_assert(int expr, char *msg, const char *func) {
-  print_warning();
-  if (!expr) {
-    out("PBC assert failed: %s(): %s\n", func, msg);
-    abort();
-  }
-}
-
-void pbc_assert_match2(element_ptr a, element_ptr b, const char *func) {
-  print_warning();
-  if (a->field != b->field) {
-    out("PBC assert failed: %s(): field mismatch\n", func);
-    abort();
-  }
-}
-
-void pbc_assert_match3(element_ptr a, element_ptr b, element_ptr c,
-    const char *func) {
-  print_warning();
-  if (a->field != b->field) {
-    out("PBC assert failed: %s(): first two args field mismatch\n", func);
-    abort();
-  }
-  if (b->field != c->field) {
-    out("PBC assert failed: %s(): last two args field mismatch\n", func);
-    abort();
-  }
-}
-
-// Print at most the first 1024 bytes of an error message.
-static void report(const char *prefix, const char *err, va_list params) {
-  char msg[1024];
-  element_vsnprintf(msg, sizeof(msg), err, params);
-  out("%s%s\n", prefix, msg);
-}
-
-void pbc_die(const char *err, ...) {
-  va_list params;
-
-  va_start(params, err);
-  report("fatal: ", err, params);
-  va_end(params);
-  exit(128);
-}
-
-void pbc_info(const char *err, ...) {
-  va_list params;
-
-  va_start(params, err);
-  report("", err, params);
-  va_end(params);
-}
-
-void pbc_warn(const char *err, ...) {
-  va_list params;
-
-  va_start(params, err);
-  report("warning: ", err, params);
-  va_end(params);
-}
-
-void pbc_error(const char *err, ...) {
-  va_list params;
-
-  va_start(params, err);
-  report("error: ", err, params);
-  va_end(params);
-}