Change coding style and fix warnings

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 365 insertions, 369 deletions

diff --git a/cg-query.c b/cg-query.c
index 8532599..be3cb9e 100644
--- a/cg-query.c
+++ b/cg-query.c
@@ -25,19 +25,20 @@ static libcoopgamma_filter_query_t query;
 /**
  * The class of the filter to print
  */
-static char* class = NULL;
+static char *class = NULL;
 
 
 
 /**
  * Print usage information and exit
  */
-static void usage(void)
+static void
+usage(void)
 {
-  fprintf(stderr,
-	  "Usage: %s [-M method] [-S site] [-h high] [-l low] [-f class] -c crtc\n",
-	  argv0);
-  exit(1);
+	fprintf(stderr,
+	        "usage: %s [-M method] [-S site] [-h high] [-l low] [-f class] -c crtc\n",
+	        argv0);
+	exit(1);
 }
 
 
@@ -47,22 +48,23 @@ static void usage(void)
  * 
  * @return  Zero on success, -1 on error
  */
-static int initialise_proc(void)
+static int
+initialise_proc(void)
 {
-  sigset_t sigmask;
-  int sig;
-  
-  for (sig = 1; sig < _NSIG; sig++)
-    if (signal(sig, SIG_DFL) == SIG_ERR)
-      if (sig == SIGCHLD)
-	return -1;
-  
-  if (sigemptyset(&sigmask) < 0)
-    return -1;
-  if (sigprocmask(SIG_SETMASK, &sigmask, NULL) < 0)
-    return -1;
-  
-  return 0;
+	sigset_t sigmask;
+	int sig;
+
+	for (sig = 1; sig < _NSIG; sig++)
+		if (signal(sig, SIG_DFL) == SIG_ERR)
+			if (sig == SIGCHLD)
+				return -1;
+
+	if (sigemptyset(&sigmask) < 0)
+		return -1;
+	if (sigprocmask(SIG_SETMASK, &sigmask, NULL) < 0)
+		return -1;
+
+	return 0;
 }
 
 
@@ -72,21 +74,22 @@ static int initialise_proc(void)
  * 
  * @return  Zero on success, -1 on error
  */
-static int list_methods(void)
+static int
+list_methods(void)
 {
-  char** list;
-  size_t i;
-  
-  list = libcoopgamma_get_methods();
-  if (list == NULL)
-    return -1;
-  for (i = 0; list[i]; i++)
-    printf("%s\n", list[i]);
-  free(list);
-  if (fflush(stdout) < 0)
-    return -1;
-  
-  return 0;
+	char **list;
+	size_t i;
+
+	list = libcoopgamma_get_methods();
+	if (!list)
+		return -1;
+	for (i = 0; list[i]; i++)
+		printf("%s\n", list[i]);
+	free(list);
+	if (fflush(stdout) < 0)
+		return -1;
+
+	return 0;
 }
 
 
@@ -99,21 +102,22 @@ static int list_methods(void)
  * @return  Zero on success, -1 on error, -2
  *          on libcoopgamma error
  */
-static int list_crtcs(void)
+static int
+list_crtcs(void)
 {
-  char** list;
-  size_t i;
-  
-  list = libcoopgamma_get_crtcs_sync(&cg);
-  if (list == NULL)
-    return -2;
-  for (i = 0; list[i]; i++)
-    printf("%s\n", list[i]);
-  free(list);
-  if (fflush(stdout) < 0)
-    return -1;
-  
-  return 0;
+	char **list;
+	size_t i;
+
+	list = libcoopgamma_get_crtcs_sync(&cg);
+	if (!list)
+		return -2;
+	for (i = 0; list[i]; i++)
+		printf("%s\n", list[i]);
+	free(list);
+	if (fflush(stdout) < 0)
+		return -1;
+
+	return 0;
 }
 
 
@@ -125,113 +129,108 @@ static int list_crtcs(void)
  *          on libcoopgamma error, -3 on error
  *          with error message already printed
  */
-static int print_info(void)
+static int
+print_info(void)
 {
-  libcoopgamma_crtc_info_t info;
-  libcoopgamma_filter_table_t table;
-  const char* str;
-  int saved_errno, ret = 0;
-  size_t i;
-  
-  if (libcoopgamma_crtc_info_initialise(&info) < 0)
-    return -1;
-  if (libcoopgamma_filter_table_initialise(&table) < 0)
-    {
-      saved_errno = errno;
-      libcoopgamma_crtc_info_destroy(&info);
-      errno = saved_errno;
-      return -1;
-    }
-  
-  if (libcoopgamma_get_gamma_info_sync(query.crtc, &info, &cg) < 0)
-    goto cg_fail;
-  
-  printf("Cooperative gamma server running: %s\n",
-	 info.cooperative ? "yes" : "no");
-  
-  printf("Gamma adjustments supported: %s\n",
-	 info.supported == LIBCOOPGAMMA_MAYBE ? "maybe" : info.supported ? "yes" : "no");
-  
-  printf("Gamma ramps stops (red green blue): %zu %zu %zu\n",
-	 info.red_size, info.green_size, info.blue_size);
-  
-  switch (info.depth)
-    {
-    case LIBCOOPGAMMA_DOUBLE:  str = "double-precision floating-point";  break;
-    case LIBCOOPGAMMA_FLOAT:   str = "single-precision floating-point";  break;
-    case LIBCOOPGAMMA_UINT8:   str = "unsigned 8-bit integer";           break;
-    case LIBCOOPGAMMA_UINT16:  str = "unsigned 16-bit integer";          break;
-    case LIBCOOPGAMMA_UINT32:  str = "unsigned 32-bit integer";          break;
-    case LIBCOOPGAMMA_UINT64:  str = "unsigned 64-bit integer";          break;
-    default:
-      errno = EPROTO;
-      goto fail;
-    }
-  printf("Gamma ramps stops value type: %s\n", str);
-  
-  if (info.colourspace != LIBCOOPGAMMA_UNKNOWN)
-    {
-      switch (info.colourspace)
-	{
-	case LIBCOOPGAMMA_SRGB:     str = "sRGB";                              break;
-	case LIBCOOPGAMMA_RGB:      str = "non-standard RGB";                  break;
-	case LIBCOOPGAMMA_NON_RGB:  str = "non-RGB multicolour";               break;
-	case LIBCOOPGAMMA_GREY:     str = "monochrome or singlecolour scale";  break;
+	libcoopgamma_crtc_info_t info;
+	libcoopgamma_filter_table_t table;
+	const char *str;
+	int saved_errno, ret = 0;
+	size_t i;
+
+	if (libcoopgamma_crtc_info_initialise(&info) < 0)
+		return -1;
+	if (libcoopgamma_filter_table_initialise(&table) < 0) {
+		saved_errno = errno;
+		libcoopgamma_crtc_info_destroy(&info);
+		errno = saved_errno;
+		return -1;
+	}
+
+	if (libcoopgamma_get_gamma_info_sync(query.crtc, &info, &cg) < 0)
+		goto cg_fail;
+
+	printf("Cooperative gamma server running: %s\n",
+	       info.cooperative ? "yes" : "no");
+
+	printf("Gamma adjustments supported: %s\n",
+	       info.supported == LIBCOOPGAMMA_MAYBE ? "maybe" : info.supported ? "yes" : "no");
+
+	printf("Gamma ramps stops (red green blue): %zu %zu %zu\n",
+	       info.red_size, info.green_size, info.blue_size);
+
+	switch (info.depth) {
+	case LIBCOOPGAMMA_DOUBLE: str = "double-precision floating-point"; break;
+	case LIBCOOPGAMMA_FLOAT:  str = "single-precision floating-point"; break;
+	case LIBCOOPGAMMA_UINT8:  str = "unsigned 8-bit integer";          break;
+	case LIBCOOPGAMMA_UINT16: str = "unsigned 16-bit integer";         break;
+	case LIBCOOPGAMMA_UINT32: str = "unsigned 32-bit integer";         break;
+	case LIBCOOPGAMMA_UINT64: str = "unsigned 64-bit integer";         break;
 	default:
-	  errno = EPROTO;
-	  goto fail;
+		errno = EPROTO;
+		goto fail;
+	}
+	printf("Gamma ramps stops value type: %s\n", str);
+
+	if (info.colourspace != LIBCOOPGAMMA_UNKNOWN) {
+		switch (info.colourspace) {
+		case LIBCOOPGAMMA_SRGB:    str = "sRGB";                             break;
+		case LIBCOOPGAMMA_RGB:     str = "non-standard RGB";                 break;
+		case LIBCOOPGAMMA_NON_RGB: str = "non-RGB multicolour";              break;
+		case LIBCOOPGAMMA_GREY:    str = "monochrome or singlecolour scale"; break;
+		case LIBCOOPGAMMA_UNKNOWN:
+		default:
+			errno = EPROTO;
+			goto fail;
+		}
+		printf("Monitor's colourspace: %s\n", str);
+	}
+
+	if (info.have_gamut) {
+		printf("Monitor's red colour (x, y): %lf, %lf\n",
+		       info.red_x / (double)1024, info.red_y / (double)1024);
+
+		printf("Monitor's green colour (x, y): %lf, %lf\n",
+		       info.green_x / (double)1024, info.green_y / (double)1024);
+
+		printf("Monitor's blue colour (x, y): %lf, %lf\n",
+		       info.blue_x / (double)1024, info.blue_y / (double)1024);
+
+		printf("Monitor's white point (x, y): %lf, %lf\n",
+		       info.white_x / (double)1024, info.white_y / (double)1024);
+	}
+
+	if (libcoopgamma_get_gamma_sync(&query, &table, &cg) < 0)
+		goto cg_fail;
+
+	if (table.red_size != info.red_size || table.green_size != info.green_size ||
+	    table.blue_size != info.blue_size || table.depth != info.depth) {
+		fprintf(stderr, "%s: gamma ramp structure changed between queries\n", argv0);
+		goto custom_fail;
+	}
+
+	printf("Filters: %zu\n", table.filter_count);
+	for (i = 0; i < table.filter_count; i++) {
+		printf("  Filter %zu:\n", i);
+		printf("    Priority: %" PRIi64 "\n", table.filters[i].priority);
+		printf("    Class: %s\n", table.filters[i].class);
 	}
-      printf("Monitor's colourspace: %s\n", str);
-    }
-  
-  if (info.have_gamut)
-    {
-      printf("Monitor's red colour (x, y): %lf, %lf\n",
-	     info.red_x / (double)1024, info.red_y / (double)1024);
-      
-      printf("Monitor's green colour (x, y): %lf, %lf\n",
-	     info.green_x / (double)1024, info.green_y / (double)1024);
-      
-      printf("Monitor's blue colour (x, y): %lf, %lf\n",
-	     info.blue_x / (double)1024, info.blue_y / (double)1024);
-      
-      printf("Monitor's white point (x, y): %lf, %lf\n",
-	     info.white_x / (double)1024, info.white_y / (double)1024);
-    }
-  
-  if (libcoopgamma_get_gamma_sync(&query, &table, &cg) < 0)
-    goto cg_fail;
-  
-  if ((table.red_size != info.red_size) || (table.green_size != info.green_size) ||
-      (table.blue_size != info.blue_size) || (table.depth != info.depth))
-    {
-      fprintf(stderr, "%s: gamma ramp structure changed between queries\n", argv0);
-      goto custom_fail;
-    }
-  
-  printf("Filters: %zu\n", table.filter_count);
-  for (i = 0; i < table.filter_count; i++)
-    {
-      printf("  Filter %zu:\n", i);
-      printf("    Priority: %" PRIi64 "\n", table.filters[i].priority);
-      printf("    Class: %s\n", table.filters[i].class);
-    }
-  
- done:
-  saved_errno = errno;
-  libcoopgamma_crtc_info_destroy(&info);
-  libcoopgamma_filter_table_destroy(&table);
-  errno = saved_errno;
-  return ret;
- fail:
-  ret = -1;
-  goto done;
- cg_fail:
-  ret = -2;
-  goto done;
- custom_fail:
-  ret = -3;
-  goto done;
+
+done:
+	saved_errno = errno;
+	libcoopgamma_crtc_info_destroy(&info);
+	libcoopgamma_filter_table_destroy(&table);
+	errno = saved_errno;
+	return ret;
+fail:
+	ret = -1;
+	goto done;
+cg_fail:
+	ret = -2;
+	goto done;
+custom_fail:
+	ret = -3;
+	goto done;
 }
 
 
@@ -244,84 +243,85 @@ static int print_info(void)
  *          on libcoopgamma error, -3 on error
  *          with error message already printed
  */
-static int print_filter(void)
+static int
+print_filter(void)
 {
-  libcoopgamma_filter_table_t table;
-  libcoopgamma_ramps_t* restrict ramps;
-  int saved_errno, ret = 0;
-  size_t i, n;
-  
-  if (libcoopgamma_filter_table_initialise(&table) < 0)
-    return -1;
-  
-  if (libcoopgamma_get_gamma_sync(&query, &table, &cg) < 0)
-    goto cg_fail;
-  
-  if (query.coalesce)
-    i = 0;
-  else
-    for (i = 0; i < table.filter_count; i++)
-      if (!strcmp(table.filters[i].class, class))
-	break;
-  if (i == table.filter_count)
-    {
-      fprintf(stderr, "%s: selected filter does not exist on selected CRTC\n", argv0);
-      goto custom_fail;
-    }
-  ramps = &(table.filters[i].ramps);
-  
-  n = table.red_size;
-  if (n < table.green_size)
-    n = table.green_size;
-  if (n < table.blue_size)
-    n = table.blue_size;
-  
-  switch (table.depth)
-    {
-#define X(CONST, MEMBER, TYPE, FORMAT, DASH)				\
-    case CONST:								\
-      for (i = 0; i < n; i++)						\
-	{								\
-	  if (i < ramps->MEMBER.red_size)				\
-	    printf("%" FORMAT " ", (TYPE)(ramps->MEMBER.red[i]));	\
-	  else								\
-	    printf(DASH " ");						\
-	  if (i < ramps->MEMBER.green_size)				\
-	    printf("%" FORMAT " ", (TYPE)(ramps->MEMBER.green[i]));	\
-	  else								\
-	    printf(DASH " ");						\
-	  if (i < ramps->MEMBER.blue_size)				\
-	    printf("%" FORMAT "\n", (TYPE)(ramps->MEMBER.blue[i]));	\
-	  else								\
-	    printf(DASH "\n");						\
-	}								\
-      break
-    X(LIBCOOPGAMMA_DOUBLE, d,   double,   "lf",         "----");
-    X(LIBCOOPGAMMA_FLOAT,  f,   double,   "lf",         "----");
-    X(LIBCOOPGAMMA_UINT8,  u8,  uint8_t,  "02"  PRIx8,  "--");
-    X(LIBCOOPGAMMA_UINT16, u16, uint16_t, "04"  PRIx16, "----");
-    X(LIBCOOPGAMMA_UINT32, u32, uint32_t, "08"  PRIx32, "--------");
-    X(LIBCOOPGAMMA_UINT64, u64, uint64_t, "016" PRIx64, "----------------");
+	libcoopgamma_filter_table_t table;
+	libcoopgamma_ramps_t *restrict ramps;
+	int saved_errno, ret = 0;
+	size_t i, n;
+
+	if (libcoopgamma_filter_table_initialise(&table) < 0)
+		return -1;
+
+	if (libcoopgamma_get_gamma_sync(&query, &table, &cg) < 0)
+		goto cg_fail;
+
+	if (query.coalesce) {
+		i = 0;
+	} else {
+		for (i = 0; i < table.filter_count; i++)
+			if (!strcmp(table.filters[i].class, class))
+				break;
+	}
+	if (i == table.filter_count) {
+		fprintf(stderr, "%s: selected filter does not exist on selected CRTC\n", argv0);
+		goto custom_fail;
+	}
+	ramps = &table.filters[i].ramps;
+
+	n = table.red_size;
+	if (n < table.green_size)
+		n = table.green_size;
+	if (n < table.blue_size)
+		n = table.blue_size;
+
+	switch (table.depth) {
+#define X(CONST, MEMBER, TYPE, FORMAT, DASH)\
+	case CONST:\
+		for (i = 0; i < n; i++) {\
+			if (i < ramps->MEMBER.red_size)\
+				printf("%" FORMAT " ", (TYPE)(ramps->MEMBER.red[i]));\
+			else\
+				printf(DASH " ");\
+			\
+			if (i < ramps->MEMBER.green_size)\
+				printf("%" FORMAT " ", (TYPE)(ramps->MEMBER.green[i]));\
+			else\
+				printf(DASH " ");\
+			\
+			if (i < ramps->MEMBER.blue_size)\
+				printf("%" FORMAT "\n", (TYPE)(ramps->MEMBER.blue[i]));\
+			else\
+				printf(DASH "\n");\
+		}	\
+		break
+	X(LIBCOOPGAMMA_DOUBLE, d,   double,   "lf",         "----");
+	X(LIBCOOPGAMMA_FLOAT,  f,   double,   "lf",         "----");
+	X(LIBCOOPGAMMA_UINT8,  u8,  uint8_t,  "02"  PRIx8,  "--");
+	X(LIBCOOPGAMMA_UINT16, u16, uint16_t, "04"  PRIx16, "----");
+	X(LIBCOOPGAMMA_UINT32, u32, uint32_t, "08"  PRIx32, "--------");
+	X(LIBCOOPGAMMA_UINT64, u64, uint64_t, "016" PRIx64, "----------------");
 #undef X
-    default:
-      errno = EPROTO;
-      goto fail;
-    }
-  
- done:
-  saved_errno = errno;
-  libcoopgamma_filter_table_destroy(&table);
-  errno = saved_errno;
-  return ret;
- fail:
-  ret = -1;
-  goto done;
- cg_fail:
-  ret = -2;
-  goto done;
- custom_fail:
-  ret = -3;
-  goto done;
+	default:
+		errno = EPROTO;
+		goto fail;
+	}
+
+done:
+	saved_errno = errno;
+	libcoopgamma_filter_table_destroy(&table);
+	errno = saved_errno;
+	return ret;
+fail:
+	ret = -1;
+	goto done;
+cg_fail:
+	ret = -2;
+	goto done;
+custom_fail:
+	ret = -3;
+	goto done;
 }
 
 
@@ -352,146 +352,142 @@ static int print_filter(void)
  * @param   argv  The command line arguments
  * @return        0 on success, 1 on error
  */
-int main(int argc, char* argv[])
+int
+main(int argc, char *argv[])
 {
-  int stage = 0, haveh = 0, havel = 0;
-  int rc = 0;
-  char* method = NULL;
-  char* site = NULL;
-  
-  query.high_priority = INT64_MAX;
-  query.low_priority = INT64_MIN;
-  query.crtc = NULL;
-  query.coalesce = 0;
-  
-  ARGBEGIN
-    {
-    case 'M':
-      if (method != NULL)
-	usage();
-      method = EARGF(usage());
-      break;
-    case 'S':
-      if (site != NULL)
-	usage();
-      site = EARGF(usage());
-      break;
-    case 'c':
-      if (query.crtc != NULL)
-	usage();
-      query.crtc = EARGF(usage());
-      break;
-    case 'h':
-      if (haveh++)
-	usage();
-      query.high_priority = (int64_t)atoll(EARGF(usage()));
-      break;
-    case 'l':
-      if (havel++)
-	usage();
-      query.low_priority = (int64_t)atoll(EARGF(usage()));
-      break;
-    case 'f':
-      if (class != NULL)
-	usage();
-      class = EARGF(usage());
-      if ((class[0] == '*') && (class[1] == '\0'))
-	query.coalesce = 1;
-      break;
-    default:
-      usage();
-    }
-  ARGEND;
-  
-  if (argc)
-    usage();
-  
-  if (initialise_proc() < 0)
-    goto fail;
-  
-  if ((method != NULL) && !strcmp(method, "?"))
-    {
-      if ((site != NULL) || (query.crtc != NULL))
-	usage();
-      if (list_methods() < 0)
-	goto fail;
-      return 0;
-    }
-  
-  if (libcoopgamma_context_initialise(&cg) < 0)
-    goto fail;
-  stage++;
-  if (libcoopgamma_connect(method, site, &cg) < 0)
-    {
-      fprintf(stderr, "%s: server failed to initialise\n", argv0);
-      goto custom_fail;
-    }
-  stage++;
-  
-  if (!(query.crtc))
-    usage();
-  
-  if (!strcmp(query.crtc, "?"))
-    switch (list_crtcs())
-      {
-      case 0:
+	int stage = 0, haveh = 0, havel = 0;
+	int rc = 0;
+	char *method = NULL;
+	char *site = NULL;
+	const char *side;
+
+	query.high_priority = INT64_MAX;
+	query.low_priority = INT64_MIN;
+	query.crtc = NULL;
+	query.coalesce = 0;
+
+	ARGBEGIN {
+	case 'M':
+		if (method)
+			usage();
+		method = EARGF(usage());
+		break;
+	case 'S':
+		if (site)
+			usage();
+		site = EARGF(usage());
+		break;
+	case 'c':
+		if (query.crtc)
+			usage();
+		query.crtc = EARGF(usage());
+		break;
+	case 'h':
+		if (haveh++)
+			usage();
+		query.high_priority = (int64_t)atoll(EARGF(usage()));
+		break;
+	case 'l':
+		if (havel++)
+			usage();
+		query.low_priority = (int64_t)atoll(EARGF(usage()));
+		break;
+	case 'f':
+		if (class)
+			usage();
+		class = EARGF(usage());
+		if (class[0] == '*' && class[1] == '\0')
+			query.coalesce = 1;
+		break;
+	default:
+		usage();
+	}
+	ARGEND;
+
+	if (argc)
+		usage();
+
+	if (initialise_proc() < 0)
+		goto fail;
+
+	if (method && !strcmp(method, "?")) {
+		if (site || query.crtc)
+			usage();
+		if (list_methods() < 0)
+			goto fail;
+		return 0;
+	}
+
+	if (libcoopgamma_context_initialise(&cg) < 0)
+		goto fail;
+	stage++;
+	if (libcoopgamma_connect(method, site, &cg) < 0) {
+		fprintf(stderr, "%s: server failed to initialise\n", argv0);
+		goto custom_fail;
+	}
+	stage++;
+
+	if (!query.crtc)
+		usage();
+
+	if (!strcmp(query.crtc, "?")) {
+		switch (list_crtcs()) {
+		case 0:
+			goto done;
+		case -1:
+			goto fail;
+		default:
+			goto cg_fail;
+		}
+	}
+
+	switch (class ? print_filter() : print_info()) {
+	case 0:
+		goto done;
+	case -1:
+		goto fail;
+	case -2:
+		goto cg_fail;
+	default:
+		goto custom_fail;
+	}
+
+	fflush(stdout);
+	if (ferror(stdout))
+		goto fail;
+	if (fclose(stdout) < 0)
+		goto fail;
+
+done:
+	if (stage >= 1)
+		libcoopgamma_context_destroy(&cg, stage >= 2);
+	return rc;
+
+custom_fail:
+	rc = 1;
+	goto done;
+
+fail:
+	rc = 1;
+	perror(argv0);
+	goto done;
+
+cg_fail:
+	rc = 1;
+	side = cg.error.server_side ? "server" : "client";
+	if (cg.error.custom) {
+		if (cg.error.number || cg.error.description) {
+			fprintf(stderr, "%s: %s-side error number %" PRIu64 ": %s\n",
+				argv0, side, cg.error.number, cg.error.description);
+		} else if (cg.error.number) {
+			fprintf(stderr, "%s: %s-side error number %" PRIu64 "\n", argv0, side, cg.error.number);
+		} else if (cg.error.description) {
+			fprintf(stderr, "%s: %s-side error: %s\n", argv0, side, cg.error.description);
+		}
+	} else if (cg.error.description) {
+		fprintf(stderr, "%s: %s-side error: %s\n", argv0, side, cg.error.description);
+	} else {
+		fprintf(stderr, "%s: %s-side error: %s\n", argv0, side, strerror((int)cg.error.number));
+	}
 	goto done;
-      case -1:
-	goto fail;
-      default:
-	goto cg_fail;
-      }
-  
-  switch (class ? print_filter() : print_info())
-    {
-    case 0:
-      goto done;
-    case -1:
-      goto fail;
-    case -2:
-      goto cg_fail;
-    default:
-      goto custom_fail;
-    }
-  
-  fflush(stdout);
-  if (ferror(stdout))
-    goto fail;
-  if (fclose(stdout) < 0)
-    goto fail;
-  
- done:
-  if (stage >= 1)
-    libcoopgamma_context_destroy(&cg, stage >= 2);
-  return rc;
-  
- custom_fail:
-  rc = 1;
-  goto done;
-  
- fail:
-  rc = 1;
-  perror(argv0);
-  goto done;
-  
- cg_fail:
-  rc = 1;
-  {
-    const char* side = cg.error.server_side ? "server" : "client";
-    if (cg.error.custom)
-      {
-	if ((cg.error.number != 0) || (cg.error.description != NULL))
-	  fprintf(stderr, "%s: %s-side error number %" PRIu64 ": %s\n",
-		  argv0, side, cg.error.number, cg.error.description);
-	else if (cg.error.number != 0)
-	  fprintf(stderr, "%s: %s-side error number %" PRIu64 "\n", argv0, side, cg.error.number);
-	else if (cg.error.description != NULL)
-	  fprintf(stderr, "%s: %s-side error: %s\n", argv0, side, cg.error.description);
-      }
-    else if (cg.error.description != NULL)
-      fprintf(stderr, "%s: %s-side error: %s\n", argv0, side, cg.error.description);
-    else
-      fprintf(stderr, "%s: %s-side error: %s\n", argv0, side, strerror(cg.error.number));
-  }
-  goto done;
 }