From 59df964251d4e6b71b4ce6d02fdbb6e11643acab Mon Sep 17 00:00:00 2001
From: Andre Noll <maan@systemlinux.org>
Date: Mon, 18 Jan 2010 10:52:32 +0100
Subject: [PATCH 1/1] Don't use ENAVAIL.

NetBSD doesn't know it, and the error text does not fit well. So replace
it by a paraslash error message.
---
 aacdec_filter.c | 4 ++--
 error.h         | 1 +
 mp3dec_filter.c | 4 ++--
 oggdec_filter.c | 4 ++--
 wmadec_filter.c | 4 ++--
 write.c         | 4 ++--
 6 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/aacdec_filter.c b/aacdec_filter.c
index 9809552c..d48b18e0 100644
--- a/aacdec_filter.c
+++ b/aacdec_filter.c
@@ -62,13 +62,13 @@ static int aacdec_execute(struct btr_node *btrn, const char *cmd, char **result)
 
 	if (!strcmp(cmd, "samplerate")) {
 		if (padd->samplerate == 0)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%u", padd->samplerate);
 		return 1;
 	}
 	if (!strcmp(cmd, "channels")) {
 		if (padd->channels == 0)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%u", padd->channels);
 		return 1;
 	}
diff --git a/error.h b/error.h
index 5a5d015d..ecea044b 100644
--- a/error.h
+++ b/error.h
@@ -40,6 +40,7 @@ extern const char **para_errlist[];
 #define BUFFER_TREE_ERRORS \
 	PARA_ERROR(BTR_EOF, "buffer tree: end of file"), \
 	PARA_ERROR(BTR_NO_CHILD, "btr node has no children"), \
+	PARA_ERROR(BTR_NAVAIL, "btr node: value currently unavailable"), \
 
 #define STDOUT_ERRORS \
 	PARA_ERROR(STDOUT_EOF, "stdout: end of file"), \
diff --git a/mp3dec_filter.c b/mp3dec_filter.c
index 696367d6..a025eed5 100644
--- a/mp3dec_filter.c
+++ b/mp3dec_filter.c
@@ -232,13 +232,13 @@ static int mp3dec_execute(struct btr_node *btrn, const char *cmd, char **result)
 
 	if (!strcmp(cmd, "samplerate")) {
 		if (pmd->samplerate == 0)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%u", pmd->samplerate);
 		return 1;
 	}
 	if (!strcmp(cmd, "channels")) {
 		if (pmd->channels == 0)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%u", pmd->channels);
 		return 1;
 	}
diff --git a/oggdec_filter.c b/oggdec_filter.c
index bac28cfd..f14d97c1 100644
--- a/oggdec_filter.c
+++ b/oggdec_filter.c
@@ -125,13 +125,13 @@ static int oggdec_execute(struct btr_node *btrn, const char *cmd, char **result)
 
 	if (!strcmp(cmd, "samplerate")) {
 		if (pod->samplerate == 0)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%u", pod->samplerate);
 		return 1;
 	}
 	if (!strcmp(cmd, "channels")) {
 		if (pod->channels == 0)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%u", pod->channels);
 		return 1;
 	}
diff --git a/wmadec_filter.c b/wmadec_filter.c
index 12339962..d78c72bd 100644
--- a/wmadec_filter.c
+++ b/wmadec_filter.c
@@ -1210,13 +1210,13 @@ static int wmadec_execute(struct btr_node *btrn, const char *cmd, char **result)
 
 	if (!strcmp(cmd, "samplerate")) {
 		if (pwd->ahi.sample_rate == 0)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%u", pwd->ahi.sample_rate);
 		return 1;
 	}
 	if (!strcmp(cmd, "channels")) {
 		if (pwd->ahi.channels == 0)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%u", pwd->ahi.channels);
 		return 1;
 	}
diff --git a/write.c b/write.c
index d8863359..bf178c47 100644
--- a/write.c
+++ b/write.c
@@ -74,13 +74,13 @@ static int check_wav_exec(struct btr_node *btrn, const char *cmd, char **result)
 
 	if (!strcmp(cmd, "samplerate")) {
 		if (cwt->state != CWS_HAVE_HEADER)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%d", cwt->samplerate);
 		return 1;
 	}
 	if (!strcmp(cmd, "channels")) {
 		if (cwt->state != CWS_HAVE_HEADER)
-			return -ERRNO_TO_PARA_ERROR(ENAVAIL);
+			return -E_BTR_NAVAIL;
 		*result = make_message("%d", cwt->channels);
 		return 1;
 	}
-- 
2.39.2