From d66948bc3960b993da55a7899ced91c38fadeed1 Mon Sep 17 00:00:00 2001
From: Konstantin Pavlov <thresh@videolan.org>
Date: Thu, 7 Dec 2017 11:29:55 +0300
Subject: [PATCH] Revert "build: Remove check for gsm/gsm.h for libgsm"

This reverts commit 8e97a8c69162afce47abea96c8c0914f3550e212.
---
 configure              | 5 ++++-
 libavcodec/libgsmdec.c | 5 +++++
 libavcodec/libgsmenc.c | 5 +++++
 3 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/configure b/configure
index 7f320fee1..c2bb05c26 100755
--- a/configure
+++ b/configure
@@ -1545,6 +1545,7 @@ HEADERS_LIST="
     direct_h
     dxgidebug_h
     dxva_h
+    gsm_h
     io_h
     machine_ioctl_bt848_h
     machine_ioctl_meteor_h
@@ -4595,7 +4596,9 @@ enabled libfaac           && require libfaac "stdint.h faac.h" faacEncGetVersion
 enabled libfdk_aac        && require_pkg_config libfdk_aac fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen
 enabled libfontconfig     && require_pkg_config libfontconfig fontconfig "fontconfig/fontconfig.h" FcInit
 enabled libfreetype       && require_pkg_config libfreetype freetype2 "ft2build.h FT_FREETYPE_H" FT_Init_FreeType
-enabled libgsm            && require libgsm gsm.h gsm_create -lgsm
+enabled libgsm            && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
+                                   check_lib libgsm "${gsm_hdr}" gsm_create -lgsm && break;
+                               done || die "ERROR: libgsm not found"; }
 enabled libhdcd           && require_pkg_config libhdcd libhdcd "hdcd/hdcd_simple.h" hdcd_new
 enabled libilbc           && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
 enabled libkvazaar        && require_pkg_config libkvazaar "kvazaar >= 0.8.1" kvazaar.h kvz_api_get
diff --git a/libavcodec/libgsmdec.c b/libavcodec/libgsmdec.c
index e06fe5276..4c21ff672 100644
--- a/libavcodec/libgsmdec.c
+++ b/libavcodec/libgsmdec.c
@@ -27,7 +27,12 @@

 // The idiosyncrasies of GSM-in-WAV are explained at http://kbs.cs.tu-berlin.de/~jutta/toast.html

+#include "config.h"
+#if HAVE_GSM_H
 #include <gsm.h>
+#else
+#include <gsm/gsm.h>
+#endif

 #include "libavutil/channel_layout.h"
 #include "libavutil/common.h"
diff --git a/libavcodec/libgsmenc.c b/libavcodec/libgsmenc.c
index 4bb4075b2..8f51321d4 100644
--- a/libavcodec/libgsmenc.c
+++ b/libavcodec/libgsmenc.c
@@ -27,7 +27,12 @@

 // The idiosyncrasies of GSM-in-WAV are explained at http://kbs.cs.tu-berlin.de/~jutta/toast.html

+#include "config.h"
+#if HAVE_GSM_H
 #include <gsm.h>
+#else
+#include <gsm/gsm.h>
+#endif

 #include "libavutil/common.h"

--
2.11.0 (Apple Git-81)