diff options
Diffstat (limited to 'Configure')
| -rwxr-xr-x | Configure | 42 |
1 files changed, 42 insertions, 0 deletions
@@ -383,6 +383,7 @@ d_ctermid_r='' ctime_r_proto='' d_ctime_r='' d_cuserid='' +d_c99_variadic_macros='' d_dbl_dig='' d_dbminitproto='' d_difftime='' @@ -19164,6 +19165,46 @@ EOCP ;; esac +: see if the Compiler supports C99 variadic macros +case "$i_stdarg$i_stdlib" in + "$define$define") + echo "You have <stdarg.h> and <stdlib.h>, so checking for C99 variadic macros." >&4 + $cat >try.c <<EOCP +#include <stdio.h> +#include <stdarg.h> + +#define foo(buffer, format, ...) sprintf(buffer, format, __VA_ARGS__) + +int main() { + char buf[20]; + foo(buf, "%d %g %.*s", 123, 456.0, (int)3, "789fail"); + puts(buf); + return 0; +} +EOCP + set try + if eval $compile && $run ./try 2>&1 >/dev/null; then + case "`$run ./try`" in + "123 456 789") + echo "You have C99 variadic macros." >&4 + d_c99_variadic_macros="$define" + ;; + *) + echo "You don't have functional C99 variadic macros." >&4 + d_c99_variadic_macros="$undef" + ;; + esac + else + echo "I couldn't compile and run the test program, so I assume that you don't have functional C99 variadic macros." >&4 + d_c99_variadic_macros="$undef" + fi + ;; + *) + echo "You don't have <stdarg.h> and <stdlib.h>, so not checking for C99 variadic macros." >&4 + d_c99_variadic_macros="$undef" + ;; +esac + : see what type is used for size_t rp="What is the type used for the length parameter for string functions?" set size_t sizetype 'unsigned int' stdio.h sys/types.h @@ -21276,6 +21317,7 @@ d_csh='$d_csh' d_ctermid_r='$d_ctermid_r' d_ctime_r='$d_ctime_r' d_cuserid='$d_cuserid' +d_c99_variadic_macros='$d_c99_variadic_macros' d_dbl_dig='$d_dbl_dig' d_dbminitproto='$d_dbminitproto' d_difftime='$d_difftime' |