1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.
#.rst:
# FindCURL
# --------
#
# Find curl
#
# Find the native CURL headers and libraries.
#
# ::
#
# CURL_INCLUDE_DIRS - where to find curl/curl.h, etc.
# CURL_LIBRARIES - List of libraries when using curl.
# CURL_FOUND - True if curl found.
# CURL_VERSION_STRING - the version of curl found (since CMake 2.8.8)
if(BUILD_STATIC)
set(CURL_LIB_NAME libcurl.a)
set(Z_LIB_NAME libz.a)
set(NGHTTP2_LIB_NAME libnghttp2.a)
else()
set(CURL_LIB_NAME curl)
set(Z_LIB_NAME z)
set(NGHTTP2_LIB_NAME nghttp2)
endif()
# Always links pthread and dl dynamically.
set(PTHREAD_LIB_NAME pthread)
set(DL_LIB_NAME dl)
# Curl may be linked with optional or target-dependent libraries,
# search for them and add to dependicies if found.
find_library(Z_LIBRARY NAMES ${Z_LIB_NAME})
find_library(NGHTTP2_LIBRARY NAMES ${NGHTTP2_LIB_NAME})
find_library(PTHREAD_LIBRARY NAMES ${PTHREAD_LIB_NAME})
#find_library(DL_LIBRARY NAMES ${DL_LIB_NAME})
if(DEFINED CURL_ROOT)
set(CURL_FIND_OPTS NO_CMAKE NO_CMAKE_SYSTEM_PATH)
set(CURL_FIND_LIBRARY_HINTS "${CURL_ROOT}/lib")
set(CURL_FIND_PATH_HINTS "${CURL_ROOT}/include")
else()
set(CURL_FIND_OPTS)
set(CURL_FIND_LIBRARY_HINTS)
set(CURL_FIND_PATH_HINTS)
endif()
# Look for the header file.
find_path(CURL_INCLUDE_DIR NAMES
curl/curl.h
HINTS ${CURL_FIND_PATH_HINTS}
${CURL_FIND_OPTS}
)
mark_as_advanced(CURL_INCLUDE_DIR)
# Look for the library (sorted from most current/relevant entry to least).
find_library(CURL_LIBRARY NAMES
${CURL_LIB_NAME}
# Windows MSVC prebuilts:
curllib
libcurl_imp
curllib_static
# Windows older "Win32 - MSVC" prebuilts (libcurl.lib, e.g. libcurl-7.15.5-win32-msvc.zip):
libcurl
HINTS ${CURL_FIND_LIBRARY_HINTS}
${CURL_FIND_OPTS}
)
mark_as_advanced(CURL_LIBRARY)
if(CURL_INCLUDE_DIR)
foreach(_curl_version_header curlver.h curl.h)
if(EXISTS "${CURL_INCLUDE_DIR}/curl/${_curl_version_header}")
file(STRINGS "${CURL_INCLUDE_DIR}/curl/${_curl_version_header}" curl_version_str REGEX "^#define[\t ]+LIBCURL_VERSION[\t ]+\".*\"")
string(REGEX REPLACE "^#define[\t ]+LIBCURL_VERSION[\t ]+\"([^\"]*)\".*" "\\1" CURL_VERSION_STRING "${curl_version_str}")
unset(curl_version_str)
break()
endif()
endforeach()
endif()
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(CURL
REQUIRED_VARS CURL_LIBRARY CURL_INCLUDE_DIR
VERSION_VAR CURL_VERSION_STRING)
if(CURL_FOUND)
set(CURL_LIBRARIES ${CURL_LIBRARY})
set(CURL_LIBRARIES ${CURL_LIBRARIES} ${OPENSSL_LIBRARIES})
if(BUILD_STATIC)
# In case of a static build we have to add curl dependencies.
if(NOT "${Z_LIBRARY}" STREQUAL "Z_LIBRARY-NOTFOUND")
set(CURL_LIBRARIES ${CURL_LIBRARIES} ${Z_LIBRARY})
endif()
if(NOT "${NGHTTP2_LIBRARY}" STREQUAL "NGHTTP2_LIBRARY-NOTFOUND")
set(CURL_LIBRARIES ${CURL_LIBRARIES} ${NGHTTP2_LIBRARY})
endif()
if(NOT "${PTHREAD_LIBRARY}" STREQUAL "PTHREAD_LIBRARY-NOTFOUND")
set(CURL_LIBRARIES ${CURL_LIBRARIES} ${PTHREAD_LIBRARY})
endif()
if(NOT "${DL_LIBRARY}" STREQUAL "DL_LIBRARY-NOTFOUND")
set(CURL_LIBRARIES ${CURL_LIBRARIES} ${DL_LIBRARY})
endif()
endif()
set(CURL_INCLUDE_DIRS ${CURL_INCLUDE_DIR})
set(CMAKE_REQUIRED_LIBRARIES ${CURL_LIBRARIES})
set(CMAKE_REQUIRED_INCLUDES ${CURL_INCLUDE_DIRS})
check_c_source_runs("
#include <curl/curl.h>
int main()
{
#ifdef CURL_VERSION_SSL
curl_version_info_data *data = curl_version_info(CURLVERSION_NOW);
if (data->features & CURL_VERSION_SSL)
return 0;
#endif
return -1;
}
" CURL_SUPPORTS_SSL)
set(CMAKE_REQUIRED_LIBRARIES "")
set(CMAKE_REQUIRED_INCLUDES "")
if (NOT DEFINED CURL_SUPPORTS_SSL_EXITCODE OR CURL_SUPPORTS_SSL_EXITCODE)
unset(CURL_LIBRARIES)
unset(CURL_INCLUDE_DIRS)
set(CURL_FOUND false)
if (CURL_FIND_REQUIRED)
message(FATAL_ERROR "Curl was built without SSL support")
else()
message(WARNING "Curl was built without SSL support")
endif()
endif()
endif()
|
