diff options
Diffstat (limited to 'aclocal.m4')
| -rw-r--r-- | aclocal.m4 | 196 |
1 files changed, 130 insertions, 66 deletions
@@ -2,69 +2,119 @@ dnl ** Additional Autoconf tests for BIRD configure script dnl ** (c) 1999 Martin Mares <mj@ucw.cz> AC_DEFUN([BIRD_CHECK_STRUCT_ALIGN], -[AC_CACHE_CHECK([usual alignment of structures],bird_cv_c_struct_align,[ -AC_TRY_RUN([ -#include <stdio.h> - -struct { char x; long int y; } ary[2]; - -int main(void) -{ - FILE *f = fopen("conftestresult", "w"); - if (!f) return 10; - fprintf(f, "%d", sizeof(ary)/2); - fclose(f); - exit(0); -} -],[ -bird_cv_c_struct_align=`cat conftestresult` -],[ -AC_MSG_RESULT([test program failed]) -AC_MSG_ERROR([Cannot determine structure alignment]) -],[bird_cv_c_struct_align=16]) -]) -AC_DEFINE_UNQUOTED([CPU_STRUCT_ALIGN], [$bird_cv_c_struct_align], [Usual alignment of structures]) +[ + AC_CACHE_CHECK( + [usual alignment of structures], + [bird_cv_c_struct_align], + [ + AC_TRY_RUN( + [ + #include <stdio.h> + + struct { char x; long int y; } ary[2]; + + int main(void) + { + FILE *f = fopen("conftestresult", "w"); + if (!f) + return 10; + fprintf(f, "%d", sizeof(ary)/2); + fclose(f); + exit(0); + } + ], + [bird_cv_c_struct_align=$(cat conftestresult)], + [ + AC_MSG_RESULT([test program failed]) + AC_MSG_ERROR([Cannot determine structure alignment]) + ], + [bird_cv_c_struct_align=16] + ) + ] + ) + + AC_DEFINE_UNQUOTED([CPU_STRUCT_ALIGN], + [$bird_cv_c_struct_align], + [Usual alignment of structures] + ) ]) AC_DEFUN([BIRD_CHECK_TIME_T], -[AC_CACHE_CHECK([characteristics of time_t], bird_cv_type_time_t, [ -AC_TRY_RUN([ -#include <stdio.h> -#include <sys/time.h> -#include <limits.h> - -int main(void) -{ - FILE *f = fopen("conftestresult", "w"); - if (!f) return 10; - fprintf(f, "%d-bit ", sizeof(time_t)*CHAR_BIT); - if ((time_t) -1 > 0) fprintf(f, "un"); - fprintf(f, "signed"); - fclose(f); - exit(0); -} -],[bird_cv_type_time_t=`cat conftestresult` -],[ AC_MSG_RESULT([test program failed]) - AC_MSG_ERROR([Cannot determine time_t size and signedness.]) -],[bird_cv_type_time_t="32-bit signed"]) -]) -case "$bird_cv_type_time_t" in - *64-bit*) AC_DEFINE([TIME_T_IS_64BIT], [1], [Define to 1 if time_t is 64 bit]) ;; - esac -case "$bird_cv_type_time_t" in - *unsigned*) ;; - *) AC_DEFINE([TIME_T_IS_SIGNED], [1], [Define to 1 if time_t is signed]) ;; - esac +[ + AC_CACHE_CHECK( + [characteristics of time_t], + [bird_cv_type_time_t], + [ + AC_TRY_RUN( + [ + #include <stdio.h> + #include <sys/time.h> + #include <limits.h> + + int main(void) + { + FILE *f = fopen("conftestresult", "w"); + if (!f) + return 10; + fprintf(f, "%d-bit ", sizeof(time_t)*CHAR_BIT); + if ((time_t) -1 > 0) + fprintf(f, "un"); + fprintf(f, "signed"); + fclose(f); + exit(0); + } + ], + [bird_cv_type_time_t=$(cat conftestresult)], + [ + AC_MSG_RESULT([test program failed]) + AC_MSG_ERROR([Cannot determine time_t size and signedness.]) + ], + [bird_cv_type_time_t="32-bit signed"] + ) + ] + ) + + case "$bird_cv_type_time_t" in + *64-bit*) + AC_DEFINE([TIME_T_IS_64BIT], [1], [Define to 1 if time_t is 64 bit]) + ;; + esac + + case "$bird_cv_type_time_t" in + *unsigned*) + ;; + *) + AC_DEFINE([TIME_T_IS_SIGNED], [1], [Define to 1 if time_t is signed]) + ;; + esac ]) AC_DEFUN([BIRD_CHECK_PTHREADS], [ bird_tmp_cflags="$CFLAGS" - CFLAGS="$CFLAGS -pthread" - AC_CACHE_CHECK([whether POSIX threads are available], bird_cv_lib_pthreads, - [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[pthread_t pt; pthread_create(&pt, NULL, NULL, NULL); pthread_spinlock_t lock; pthread_spin_lock(&lock); ]])], - [bird_cv_lib_pthreads=yes], [bird_cv_lib_pthreads=no])]) + + AC_CACHE_CHECK( + [whether POSIX threads are available], + [bird_cv_lib_pthreads], + [ + AC_LINK_IFELSE( + [ + AC_LANG_PROGRAM( + [ #include <pthread.h> ], + [ + pthread_t pt; + pthread_create(&pt, NULL, NULL, NULL); + pthread_spinlock_t lock; + pthread_spin_lock(&lock); + ] + ) + ], + [bird_cv_lib_pthreads=yes], + [bird_cv_lib_pthreads=no] + ) + ] + ) CFLAGS="$bird_tmp_cflags" ]) @@ -72,10 +122,19 @@ AC_DEFUN([BIRD_CHECK_PTHREADS], AC_DEFUN([BIRD_CHECK_GCC_OPTION], [ bird_tmp_cflags="$CFLAGS" - CFLAGS="$3 $2" - AC_CACHE_CHECK([whether CC supports $2], $1, - [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])], [$1=yes], [$1=no])]) + + AC_CACHE_CHECK( + [whether CC supports $2], + [$1], + [ + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM()], + [$1=yes], + [$1=no] + ) + ] + ) CFLAGS="$bird_tmp_cflags" ]) @@ -88,14 +147,19 @@ AC_DEFUN([BIRD_ADD_GCC_OPTION], ]) # BIRD_CHECK_PROG_FLAVOR_GNU(PROGRAM-PATH, IF-SUCCESS, [IF-FAILURE]) -# copied autoconf internal _AC_PATH_PROG_FLAVOR_GNU +# copied from autoconf internal _AC_PATH_PROG_FLAVOR_GNU AC_DEFUN([BIRD_CHECK_PROG_FLAVOR_GNU], -[# Check for GNU $1 -case `"$1" --version 2>&1` in -*GNU*) - $2;; -m4_ifval([$3], -[*) - $3;; -])esac +[ + # Check for GNU $1 + case `"$1" --version 2>&1` in + *GNU*) + $2 + ;; + m4_ifval([$3], + [*) + $3 + ;; + ] + ) + esac ]) |