diff options
Diffstat (limited to 'unix/configure.in')
| -rw-r--r-- | unix/configure.in | 57 |
1 files changed, 46 insertions, 11 deletions
diff --git a/unix/configure.in b/unix/configure.in index 54f835c..fb0e439 100644 --- a/unix/configure.in +++ b/unix/configure.in @@ -3,7 +3,7 @@ dnl This file is an input file used by the GNU "autoconf" program to dnl generate the file "configure", which is run during Tcl installation dnl to configure the system for the local environment. # -# RCS: @(#) $Id: configure.in,v 1.72.8.6 2002/08/20 20:25:30 das Exp $ +# RCS: @(#) $Id: configure.in,v 1.72.8.7 2002/08/30 15:33:57 das Exp $ AC_INIT(../generic/tcl.h) AC_PREREQ(2.13) @@ -268,20 +268,20 @@ AC_TYPE_SIZE_T AC_TYPE_UID_T AC_MSG_CHECKING([for socklen_t]) -AC_CACHE_VAL(ac_cv_type_socklen_t, -[AC_EGREP_CPP(changequote(<<,>>)dnl +AC_CACHE_VAL(ac_cv_type_socklen_t,[AC_EGREP_CPP(changequote(<<,>>)dnl <<(^|[^a-zA-Z_0-9])socklen_t[^a-zA-Z_0-9]>>dnl -changequote([,]),[#include <sys/types.h> -#include <sys/socket.h> -#if STDC_HEADERS -#include <stdlib.h> -#include <stddef.h> -#endif], ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no) +changequote([,]),[ + #include <sys/types.h> + #include <sys/socket.h> + #if STDC_HEADERS + #include <stdlib.h> + #include <stddef.h> + #endif + ], ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no)]) AC_MSG_RESULT($ac_cv_type_socklen_t) if test $ac_cv_type_socklen_t = no; then - AC_DEFINE(socklen_t, unsigned) + AC_DEFINE(socklen_t, unsigned) fi -]) #-------------------------------------------------------------------- # If a system doesn't have an opendir function (man, that's old!) @@ -373,6 +373,40 @@ if test $tcl_cv_char_signed = yes; then fi #-------------------------------------------------------------------- +# Does putenv() copy or not? We need to know to avoid memory leaks. +#-------------------------------------------------------------------- + +AC_MSG_CHECKING([for a putenv() that copies the buffer]) +AC_CACHE_VAL(tcl_cv_putenv_copy, + AC_TRY_RUN([ + #include <stdlib.h> + #define OURVAR "havecopy=yes" + int main (int argc, char *argv[]) + { + char *foo, *bar; + foo = (char *)strdup(OURVAR); + putenv(foo); + strcpy((char *)(strchr(foo, '=') + 1), "no"); + bar = getenv("havecopy"); + if (!strcmp(bar, "no")) { + /* doesn't copy */ + return 0; + } else { + /* does copy */ + return 1; + } + } + ], + tcl_cv_putenv_copy=no, + tcl_cv_putenv_copy=yes, + tcl_cv_putenv_copy=no) +) +AC_MSG_RESULT($tcl_cv_putenv_copy) +if test $tcl_cv_putenv_copy = yes; then + AC_DEFINE(HAVE_PUTENV_THAT_COPIES) +fi + +#-------------------------------------------------------------------- # Check for support of nl_langinfo function #-------------------------------------------------------------------- @@ -399,6 +433,7 @@ SC_ENABLE_SHARED SC_CONFIG_CFLAGS SC_ENABLE_SYMBOLS +SC_ENABLE_MEMDEBUG TCL_DBGX=${DBGX} |