diff options
Diffstat (limited to 'special-mode-mgr/cmake/FindPAM.cmake')
-rw-r--r-- | special-mode-mgr/cmake/FindPAM.cmake | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/special-mode-mgr/cmake/FindPAM.cmake b/special-mode-mgr/cmake/FindPAM.cmake new file mode 100644 index 0000000..25307bd --- /dev/null +++ b/special-mode-mgr/cmake/FindPAM.cmake @@ -0,0 +1,71 @@ +# - Try to find the PAM libraries +# Once done this will define +# +# PAM_FOUND - system has pam +# PAM_INCLUDE_DIR - the pam include directory +# PAM_LIBRARIES - libpam library + +if (PAM_INCLUDE_DIR AND PAM_LIBRARY) + # Already in cache, be silent + set(PAM_FIND_QUIETLY TRUE) +endif (PAM_INCLUDE_DIR AND PAM_LIBRARY) + +find_path(PAM_INCLUDE_DIR NAMES security/pam_appl.h pam/pam_appl.h) +find_library(PAM_LIBRARY pam) +find_library(DL_LIBRARY dl) + +if (PAM_INCLUDE_DIR AND PAM_LIBRARY) + set(PAM_FOUND TRUE) + if (DL_LIBRARY) + set(PAM_LIBRARIES ${PAM_LIBRARY} ${DL_LIBRARY}) + else (DL_LIBRARY) + set(PAM_LIBRARIES ${PAM_LIBRARY}) + endif (DL_LIBRARY) + + if (EXISTS ${PAM_INCLUDE_DIR}/pam/pam_appl.h) + # darwin claims to be something special + set(HAVE_PAM_PAM_APPL_H 1) + endif (EXISTS ${PAM_INCLUDE_DIR}/pam/pam_appl.h) + + if (NOT DEFINED PAM_MESSAGE_CONST) + include(CheckCXXSourceCompiles) + # XXX does this work with plain c? + check_cxx_source_compiles(" +#if ${HAVE_PAM_PAM_APPL_H}+0 +# include <pam/pam_appl.h> +#else +# include <security/pam_appl.h> +#endif +static int PAM_conv( + int num_msg, + const struct pam_message **msg, /* this is the culprit */ + struct pam_response **resp, + void *ctx) +{ + return 0; +} +int main(void) +{ + struct pam_conv PAM_conversation = { + &PAM_conv, /* this bombs out if the above does not match */ + 0 + }; + return 0; +} +" PAM_MESSAGE_CONST) + endif (NOT DEFINED PAM_MESSAGE_CONST) + set(PAM_MESSAGE_CONST ${PAM_MESSAGE_CONST} CACHE BOOL "PAM expects a conversation function with const pam_message") + +endif (PAM_INCLUDE_DIR AND PAM_LIBRARY) + +if (PAM_FOUND) + if (NOT PAM_FIND_QUIETLY) + message(STATUS "Found PAM: ${PAM_LIBRARIES}") + endif (NOT PAM_FIND_QUIETLY) +else (PAM_FOUND) + if (PAM_FIND_REQUIRED) + message(FATAL_ERROR "PAM was not found") + endif(PAM_FIND_REQUIRED) +endif (PAM_FOUND) + +mark_as_advanced(PAM_INCLUDE_DIR PAM_LIBRARY DL_LIBRARY PAM_MESSAGE_CONST) |