From 04d17437b2d42b47e3863cecd1d5709ea7953c38 Mon Sep 17 00:00:00 2001
From: Manatsawin Hanmongkolchai <git@whs.in.th>
Date: Mon, 13 Sep 2021 15:40:26 +0700
Subject: [PATCH] Detect iconv by compiler.find_library

---
 datrie/meson.build |  4 ----
 meson.build        | 26 +++++---------------------
 meson_options.txt  |  1 -
 3 files changed, 5 insertions(+), 26 deletions(-)

diff --git a/datrie/meson.build b/datrie/meson.build
index cb1bf871..d3c53569 100644
--- a/datrie/meson.build
+++ b/datrie/meson.build
@@ -1,10 +1,6 @@
 ldflags = []
 link_depends = ['libdatrie.map']
 
-if ld_no_undefined != ''
-    ldflags += [ld_no_undefined]
-endif
-
 if ld_has_version_script
     ldflags += [
         '-Wl,--version-script,@0@'.format(meson.current_source_dir() / 'libdatrie.map')
diff --git a/meson.build b/meson.build
index f5eb23a6..bc1751ea 100644
--- a/meson.build
+++ b/meson.build
@@ -13,25 +13,17 @@ if fs.exists('VERSION')
 else
     version = run_command(files('build-aux/git-version-gen'), check : true).stdout().strip()
 endif
-meson.add_dist_script(sh, '-c', 'echo "@0@" > $MESON_DIST_ROOT/VERSION'.format(version))
-meson.add_dist_script(sh, '-c', 'cd $MESON_DIST_ROOT && ./autogen.sh')
+meson.add_dist_script(sh, '-c', 'echo "@0@" > "$MESON_DIST_ROOT/VERSION"'.format(version))
+meson.add_dist_script(sh, '-c', 'cd "$MESON_DIST_ROOT" && ./autogen.sh')
 
 conf_data = configuration_data()
 conf_data.set_quoted('VERSION', version)
 
 # Detect for iconv
 compiler_has_iconv = compiler.has_function('iconv_open')
-iconv_pkgconfig = get_option('iconv_pkgconfig')
-if iconv_pkgconfig.auto()
-    if not compiler_has_iconv
-        deps += dependency('iconv')
-    endif
-elif iconv_pkgconfig.enabled()
-    deps += dependency('iconv')
-elif iconv_pkgconfig.disabled()
-    if not compiler_has_iconv
-        error('No usable iconv() implementation found')
-    endif
+iconv = compiler.find_library('iconv', required : not compiler_has_iconv)
+if iconv.found()
+    deps += iconv
 endif
 
 # Detect for locale_charset
@@ -58,14 +50,6 @@ ld_has_version_script = compiler.has_link_argument(
     '-Wl,-version-script,@0@'.format(meson.source_root() / 'build-aux' / 'test.map')
 )
 
-# Detect no-undefined flag
-ld_no_undefined = ''
-if compiler.has_link_argument('-Wl,-no-undefined')
-    ld_no_undefined = '-Wl,-no-undefined'
-elif compiler.has_link_argument('-Wl,-undefined,error')
-    ld_no_undefined = '-Wl,-undefined,error'
-endif
-
 # Generate config.h
 configure_file(output : 'config.h', configuration: conf_data)
 configuration_inc = include_directories('.')
diff --git a/meson_options.txt b/meson_options.txt
index 35df1c82..0dec9af5 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -1,3 +1,2 @@
-option('iconv_pkgconfig', type : 'feature', value : 'auto', description : 'Search for iconv with pkg-config or equivalent')
 option('docs', type : 'feature', value : 'auto', description : 'Build docs')
 option('docsdir', type : 'string', value : 'share/doc/datrie', description : 'Where to install the doxygen-generated HTML doc')