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comparison 3rdparty/vmime/cmake/FindIconv.cmake @ 0:a4671277546c tip

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created the repository for the thymian project
author ferencd
date Tue, 17 Aug 2021 11:19:54 +0200
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-1:000000000000 0:a4671277546c
1 # - Try to find Iconv
2 # Once done this will define
3 #
4 # ICONV_FOUND - system has Iconv
5 # ICONV_INCLUDE_DIR - the Iconv include directory
6 # ICONV_LIBRARIES - Link these to use Iconv
7 # ICONV_SECOND_ARGUMENT_IS_CONST - the second argument for iconv() is const
8 #
9 include(CheckCXXSourceCompiles)
10
11 IF (ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
12 # Already in cache, be silent
13 SET(ICONV_FIND_QUIETLY TRUE)
14 ENDIF (ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
15
16 FIND_PATH(ICONV_INCLUDE_DIR iconv.h)
17
18 IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
19 FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c HINTS "/opt/local/lib")
20 ELSE()
21 FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c)
22 ENDIF()
23
24 IF(ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
25 SET(ICONV_FOUND TRUE)
26 ENDIF(ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
27
28 set(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR})
29 set(CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARIES})
30 IF(ICONV_FOUND)
31 check_cxx_source_compiles("
32 #include <iconv.h>
33 int main(){
34 iconv_t conv = 0;
35 const char* in = 0;
36 size_t ilen = 0;
37 char* out = 0;
38 size_t olen = 0;
39 iconv(conv, &in, &ilen, &out, &olen);
40 return 0;
41 }
42 " ICONV_SECOND_ARGUMENT_IS_CONST )
43 ENDIF(ICONV_FOUND)
44 set(CMAKE_REQUIRED_INCLUDES)
45 set(CMAKE_REQUIRED_LIBRARIES)
46
47 IF(ICONV_FOUND)
48 IF(NOT ICONV_FIND_QUIETLY)
49 MESSAGE(STATUS "Found Iconv: ${ICONV_LIBRARIES}")
50 ENDIF(NOT ICONV_FIND_QUIETLY)
51 ELSE(ICONV_FOUND)
52 IF(Iconv_FIND_REQUIRED)
53 MESSAGE(FATAL_ERROR "Could not find Iconv")
54 ENDIF(Iconv_FIND_REQUIRED)
55 ENDIF(ICONV_FOUND)
56
57 MARK_AS_ADVANCED(
58 ICONV_INCLUDE_DIR
59 ICONV_LIBRARIES
60 ICONV_SECOND_ARGUMENT_IS_CONST
61 )