mirror of
https://github.com/tbamud/tbamud.git
synced 2025-12-28 13:08:48 +01:00
All fields except HAVE_DOPRNT in place
This commit is contained in:
Thomas Arp
parent
bf5ee52c2a
commit
314f47ef6c
2 changed files with 266 additions and 64 deletions
316
CMakeLists.txt
316
CMakeLists.txt
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@ -40,7 +40,6 @@ check_include_file("errno.h" HAVE_ERRNO_H)
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check_include_file("string.h" HAVE_STRING_H)
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check_include_file("strings.h" HAVE_STRINGS_H)
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check_include_file("limits.h" HAVE_LIMITS_H)
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check_include_file("sys/time.h" HAVE_SYS_TIME_H)
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check_include_file("sys/select.h" HAVE_SYS_SELECT_H)
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check_include_file("sys/types.h" HAVE_SYS_TYPES_H)
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check_include_file("unistd.h" HAVE_UNISTD_H)
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@ -56,64 +55,28 @@ check_include_file("netdb.h" HAVE_NETDB_H)
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check_include_file("signal.h" HAVE_SIGNAL_H)
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check_include_file("sys/uio.h" HAVE_SYS_UIO_H)
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check_include_file("mcheck.h" HAVE_MCHECK_H)
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check_include_file("stdlib.h" HAVE_STDLIB_H)
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check_include_file("stdarg.h" HAVE_STDARG_H)
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check_include_file("float.h" HAVE_FLOAT_H)
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# macro for checking for functions in libraries
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macro(check_function_with_libx FUNCTION LIB VARIABLE)
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check_function_exists(${FUNCTION} ${VARIABLE})
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if (NOT ${VARIABLE})
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find_library(_libpath ${LIB})
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if (_libpath)
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message(STATUS "${FUNCTION} not available, trying library: ${_libpath}")
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set(_saved_libs ${CMAKE_REQUIRED_LIBRARIES})
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set(CMAKE_REQUIRED_LIBRARIES ${_libpath})
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check_function_exists(${FUNCTION} ${VARIABLE})
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if (VARIABLE)
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message(STATUS "...including library ${_libpath} to get access to ${FUNCTION}.")
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list(APPEND EXTRA_LIBS ${_libpath})
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else()
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message(STATUS "...but didn't find it!")
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endif()
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set(CMAKE_REQUIRED_LIBRARIES ${_saved_libs})
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else()
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message(STATUS "Library ${LIB} not available - ${FUNCTION}() undefined.")
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endif()
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if (HAVE_STDLIB_H AND HAVE_STDARG_H AND HAVE_STRING_H AND HAVE_FLOAT_H)
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set(STDC_HEADERS 1)
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endif()
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# macros
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macro(check_run_return_value CODE EXPECTED_RESULT VAR_NAME)
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set(_file "${CMAKE_BINARY_DIR}/check_run_${VAR_NAME}.c")
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file(WRITE "${_file}" "${CODE}")
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try_run(_run_result _compile_result
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${CMAKE_BINARY_DIR} ${_file}
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)
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if (_compile_result EQUAL 0 AND _run_result EQUAL ${EXPECTED_RESULT})
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set(${VAR_NAME} TRUE)
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else()
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set(${VAR_NAME} FALSE)
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endif()
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endmacro()
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macro(check_function_with_lib FUNCTION LIBNAME VARIABLE)
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check_function_exists(${FUNCTION} ${VARIABLE})
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if (NOT ${VARIABLE})
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find_library(_FOUND_LIB-${LIBNAME} ${LIBNAME})
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if (_FOUND_LIB-${LIBNAME})
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message(STATUS "${FUNCTION} not found without lib, trying with: ${_FOUND_LIB-${LIBNAME}}")
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set(_saved_libs ${CMAKE_REQUIRED_LIBRARIES})
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set(CMAKE_REQUIRED_LIBRARIES ${_FOUND_LIB-${LIBNAME}})
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set(_code "
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#include <crypt.h>
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int main() {
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(void)${FUNCTION};
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return 0;
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}
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")
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# Testkildekoden
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check_c_source_compiles("${_code}" ${VARIABLE})
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if (${VARIABLE})
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message(STATUS "Found ${FUNCTION} using ${_FOUND_LIB-${LIBNAME}}")
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list(APPEND EXTRA_LIBS ${_FOUND_LIB-${LIBNAME}})
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else()
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message(STATUS "${FUNCTION} still not found with ${_FOUND_LIB-${LIBNAME}}")
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endif()
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set(CMAKE_REQUIRED_LIBRARIES ${_saved_libs})
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else()
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message(STATUS "Could not find library ${LIBNAME} to try ${FUNCTION}")
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endif()
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endif()
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endmacro()
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# ========== Function checks ==========
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foreach(FUNC gettimeofday select snprintf strcasecmp strdup strerror
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stricmp strlcpy strncasecmp strnicmp strstr vsnprintf
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@ -125,7 +88,81 @@ endforeach()
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check_type_size("pid_t" HAVE_PID_T)
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check_type_size("size_t" HAVE_SIZE_T)
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check_type_size("ssize_t" HAVE_SSIZE_T)
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set(CMAKE_EXTRA_INCLUDE_FILES "sys/socket.h")
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check_type_size("socklen_t" HAVE_SOCKLEN_T)
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unset(CMAKE_EXTRA_INCLUDE_FILES)
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if (NOT HAVE_PID_T)
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set(pid_t int)
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endif()
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if (NOT HAVE_SIZE_T)
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set(size_t "unsigned")
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endif()
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if (NOT HAVE_SSIZE_T)
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set(ssize_t int)
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endif()
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if (NOT HAVE_SOCKLEN_T)
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set(socklen_t int)
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endif()
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# ========== const ==========
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check_c_source_compiles("
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int main() {
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/* Ultrix mips cc rejects this. */
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typedef int charset[2]; const charset x;
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/* SunOS 4.1.1 cc rejects this. */
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char const *const *ccp;
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char **p;
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/* NEC SVR4.0.2 mips cc rejects this. */
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struct point {int x, y;};
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static struct point const zero = {0,0};
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/* AIX XL C 1.02.0.0 rejects this.
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It does not let you subtract one const X* pointer from another in an arm
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of an if-expression whose if-part is not a constant expression */
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const char *g = \"string\";
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ccp = &g + (g ? g-g : 0);
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/* HPUX 7.0 cc rejects these. */
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++ccp;
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p = (char**) ccp;
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ccp = (char const *const *) p;
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{ /* SCO 3.2v4 cc rejects this. */
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char *t;
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char const *s = 0 ? (char *) 0 : (char const *) 0;
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*t++ = 0;
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}
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{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */
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int x[] = {25, 17};
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const int *foo = &x[0];
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++foo;
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}
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{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
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typedef const int *iptr;
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iptr p = 0;
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++p;
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}
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{ /* AIX XL C 1.02.0.0 rejects this saying
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\"k.c\", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
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struct s { int j; const int *ap[3]; };
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struct s *b; b->j = 5;
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}
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{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
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const int foo = 10;
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}
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; return 0; }
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" HAVE_CONST)
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if (HAVE_CONST)
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set(CONST_KEYWORD const)
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else()
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set(CONST_KEYWORD "")
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endif()
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# ========== Struct checks ==========
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if (HAVE_NETINET_IN_H)
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@ -133,14 +170,40 @@ if (HAVE_NETINET_IN_H)
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endif()
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# ========== crypt()/libcrypt ==========
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find_library(CRYPT_LIBRARY crypt)
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if (CRYPT_LIBRARY)
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message(STATUS "Found libcrypt: ${CRYPT_LIBRARY}")
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list(APPEND EXTRA_LIBS ${CRYPT_LIBRARY})
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set(_saved_lib_list ${CMAKE_REQUIRED_LIBRARIES})
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set(CMAKE_REQUIRED_LIBRARIES ${CRYPT_LIBRARY})
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check_include_file("crypt.h" HAVE_CRYPT_H)
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check_function_exists(crypt CIRCLE_CRYPT)
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check_run_return_value("
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#include <string.h>
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#include <unistd.h>
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${HAVE_CRYPT_H} ? \"#include <crypt.h>\" : \"\"
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int main(void)
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{
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char pwd[11], pwd2[11];
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strncpy(pwd, (char *)crypt(\"FooBar\", \"BazQux\"), 10);
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pwd[10] = '\\\\0';
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strncpy(pwd2, (char *)crypt(\"xyzzy\", \"BazQux\"), 10);
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pwd2[10] = '\\\\0';
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if (strcmp(pwd, pwd2) == 0)
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exit(0);
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exit(1);
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}
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" 0 HAVE_UNSAFE_CRYPT)
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set(CMAKE_REQUIRED_LIBRARIES ${_saved_lib_list})
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endif()
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# ========== Ekstra nettverkslibs ==========
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# ========== network libs ==========
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check_function_exists(gethostbyaddr HAVE_GETHOSTBYADDR)
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if (NOT HAVE_GETHOSTBYADDR)
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message(STATUS "gethostbyaddr() not available, trying nsllib")
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@ -161,17 +224,156 @@ if (NOT HAVE_SOCKET)
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endif()
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endif()
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# ========== Define generelt UNIX-system ==========
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# ========== time.h needs special treatment ==========
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check_include_file("sys/time.h" HAVE_SYS_TIME_H)
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check_include_file("sys/time.h" HAVE_TIME_H)
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if (HAVE_SYS_TIME_H AND HAVE_TIME_H)
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check_c_source_compiles("
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#include <sys/types.h>
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#include <sys/time.h>
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#include <time.h>
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int main() {
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struct tm *tp;
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; return 0; }
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" TIME_WITH_SYS_TIME)
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endif()
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# ========== Determine return value of signal() ==========
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check_c_source_compiles("
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#include <signal.h>
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int handler(int sig) { return 0; }
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int main() {
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signal(SIGINT, handler);
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return 0;
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}
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" SIGNAL_RETURNS_INT)
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check_c_source_compiles("
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#include <signal.h>
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void handler(int sig) { }
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int main() {
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signal(SIGINT, handler);
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return 0;
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}
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" SIGNAL_RETURNS_VOID)
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if (SIGNAL_RETURNS_INT)
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message(STATUS "signal() returns int.")
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set(RETSIGTYPE int)
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elseif (SIGNAL_RETURNS_VOID)
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message(STATUS "signal() returns void.")
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set(RETSIGTYPE void)
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else()
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message(FATAL_ERROR "Could not determine return value from signal handler.")
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endif()
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# ========== Define general UNIX-system ==========
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if (UNIX)
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set(CIRCLE_UNIX 1)
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endif()
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set(PROTO_FUNCTIONS
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accept
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bind
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gettimeofday
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atoi
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atol
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bzero
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chdir
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close
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fclose
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fcntl
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fflush
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fprintf
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fputc
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fread
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fscanf
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fseek
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fwrite
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getpeername
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getpid
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getrlimit
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getsockname
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htonl
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htons
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inet_addr
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inet_aton
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inet_ntoa
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listen
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ntohl
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perror
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printf
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qsort
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read
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remove
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rewind
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select
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setitimer
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setrlimit
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setsockopt
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snprintf
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sprintf
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sscanf
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strcasecmp
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strdup
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strerror
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stricmp
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strlcpy
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strncasecmp
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strnicmp
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system
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time
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unlink
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vsnprintf
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write
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socket
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)
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configure_file(
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${CMAKE_SOURCE_DIR}/src/conf.h.cmake.in
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${CMAKE_BINARY_DIR}/tmp_conf.h
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)
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macro(check_function_prototype FUNCTION)
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set(_code "
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#define NO_LIBRARY_PROTOTYPES
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#define __COMM_C__
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#define __ACT_OTHER_C__
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#include \"${CMAKE_BINARY_DIR}/tmp_conf.h\"
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#include \"${CMAKE_SOURCE_DIR}/src/sysdep.h\"
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#ifdef ${FUNCTION}
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error - already defined!
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#endif
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void ${FUNCTION}(int a, char b, int c, char d, int e, char f, int g, char h);
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int main() {
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; return 0; }
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")
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string(TOUPPER "${FUNCTION}" _upper_name)
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check_c_source_compiles("${_code}" NEED_${_upper_name}_PROTO)
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if (NEED_${_upper_name}_PROTO)
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message(STATUS "${FUNCTION}() has no prototype, NEED_${_upper_name}_PROTO set!")
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else()
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message(STATUS "${FUNCTION}() has a prototype, not setting NEED_${_upper_name}_PROTO")
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endif()
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endmacro()
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foreach (FUNC ${PROTO_FUNCTIONS})
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check_function_prototype(${FUNC})
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endforeach()
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# ========== Generate conf.h ==========
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configure_file(
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${CMAKE_SOURCE_DIR}/src/conf.h.cmake.in
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${CMAKE_BINARY_DIR}/conf.h
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)
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# ========== Source-filer ==========
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file(GLOB SRC_FILES src/*.c)
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@ -4,10 +4,10 @@
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#define _CONF_H_
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/* Define to empty if the keyword does not work. */
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#cmakedefine const
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#define const @CONST_KEYWORD@
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/* Define if you don't have vprintf but do have _doprnt. */
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#cmakedefine HAVE_DOPRNT TODO
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#cmakedefine HAVE_DOPRNT
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/* Define if you have <sys/wait.h> that is POSIX.1 compatible. */
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#cmakedefine HAVE_SYS_WAIT_H
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@ -16,13 +16,13 @@
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#cmakedefine HAVE_VPRINTF
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/* Define to `int' if <sys/types.h> doesn't define. */
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#cmakedefine pid_t
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#cmakedefine pid_t @pid_t@
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/* Define as the return type of signal handlers (int or void). */
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#cmakedefine RETSIGTYPE
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#define RETSIGTYPE @RETSIGTYPE@
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/* Define to `unsigned' if <sys/types.h> doesn't define. */
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#cmakedefine size_t
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#cmakedefine size_t @size_t@
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/* Define if you have the ANSI C header files. */
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#cmakedefine STDC_HEADERS
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@ -43,10 +43,10 @@
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#cmakedefine HAVE_STRUCT_IN_ADDR
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/* Define to `int' if <sys/socket.h> doesn't define. */
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#cmakedefine socklen_t
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#cmakedefine socklen_t @socklen_t@
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/* Define to `int' if <sys/types.h> doesn't define. */
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#cmakedefine ssize_t
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#cmakedefine ssize_t @ssize_t@
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/* Define if you have the gettimeofday function. */
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#cmakedefine HAVE_GETTIMEOFDAY
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