diff options
Diffstat (limited to 'gcc-4.2.1-5666.3/gcc/scan-types.sh')
-rwxr-xr-x | gcc-4.2.1-5666.3/gcc/scan-types.sh | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/scan-types.sh b/gcc-4.2.1-5666.3/gcc/scan-types.sh deleted file mode 100755 index 59d786a9f..000000000 --- a/gcc-4.2.1-5666.3/gcc/scan-types.sh +++ /dev/null @@ -1,142 +0,0 @@ -#! /bin/sh -# Deduce values of standard ANSI and POSIX types (e.g. size_t, pid_t). -# Emits macros definitions for these, and some other types. -# Intended to be used to massage the sys-protos.h file. -# Expects one arg, which is the GCC source directory. - -CC=${CC-"./xgcc -B$1/"} -CPP=${CPP-`echo ${CC} -E -I"$1/"`} -SED=sed - -# Generate definitions for the standard types (such as mode_t) -# compatible with those in the standard C header files. -# It works by a dummy program through the C pre-processor, and then -# using sed to search for typedefs in the output. - -cat >st-dummy.c <<!EOF! -#include <sys/types.h> -#include <stddef.h> -#include <stdarg.h> -#include <stdio.h> -#include <time.h> -#include <signal.h> -#ifdef size_t -typedef size_t Xsize_t; -#elif defined(__SIZE_TYPE__) -typedef __SIZE_TYPE__ Xsize_t; -#endif -#ifdef va_list -typedef va_list XXXva_list; -#endif -!EOF! - -if ${CPP} st-dummy.c >TMP ; then true -else - echo "scan-types: could not invoke ${CPP} on st-dummy.c" 1>&2 ; exit 1 -fi -tr ' ' ' ' <TMP >st-dummy.out - -for TYPE in dev_t clock_t fpos_t gid_t ino_t mode_t nlink_t off_t pid_t size_t ssize_t time_t uid_t va_list int32_t uint_32_t ; do - IMPORTED=`eval 'echo $'"$TYPE"` - if [ -n "${IMPORTED}" ] ; then - eval "$TYPE='$IMPORTED" - else - # Search st-dummy.out for a typedef for $TYPE, and write it out - # to TMP in #define syntax. - rm -f TMP - ${SED} -n -e "s|.*typedef *\(.*\) X*$TYPE *;.*|\1|w TMP" <st-dummy.out>/dev/null - # Now select the first definition. - if [ -s TMP ]; then - # VALUE is now the typedef'd definition of $TYPE. - eval "VALUE='`${SED} -e 's| *$||' -e '2,$d' <TMP`'" - # Unless VALUE contains a blank, look for a typedef for it - # in turn (this could be a loop, but that would be over-kill). - # Ensure $VALUE is double quoted to protect cases where it - # contains an asterisk and would cause filename expansion. - # E.g. when va_list is "char *". - if echo "$VALUE" | grep " " >/dev/null ; then true - else - rm -f TMP - ${SED} -n -e "s|.*typedef[ ][ ]*\(.*[^a-zA-Z0-9_]\)${VALUE}[ ]*;.*|\1|w TMP" <st-dummy.out>/dev/null - if [ -s TMP ]; then - eval "VALUE='`${SED} -e '2,$d' -e 's|[ ]*$||' <TMP`'" - fi - fi - eval "$TYPE='$VALUE'" - fi - fi -done - -cat <<!EOF! -#define ${macro_prefix}clock_t ${clock_t-int /* default */} -#define ${macro_prefix}dev_t ${dev_t-int /* default */} -#define ${macro_prefix}fpos_t ${fpos_t-long /* default */} -#define ${macro_prefix}gid_t ${gid_t-int /* default */} -#define ${macro_prefix}ino_t ${ino_t-int /* default */} -#define ${macro_prefix}mode_t ${mode_t-int /* default */} -#define ${macro_prefix}nlink_t ${nlink_t-int /* default */} -#define ${macro_prefix}off_t ${off_t-long /* default */} -#define ${macro_prefix}pid_t ${pid_t-int /* default */} -#define ${macro_prefix}ptrdiff_t __PTRDIFF_TYPE__ -#define ${macro_prefix}size_t __SIZE_TYPE__ -#define ${macro_prefix}time_t ${time_t-int /* default */} -#define ${macro_prefix}uid_t ${uid_t-int /* default */} -#define ${macro_prefix}wchar_t __WCHAR_TYPE__ -#define ${macro_prefix}int32_t ${int32_t-int /* default */} -#define ${macro_prefix}uint32_t ${uint32_t-unsigned int /* default */} -!EOF! - -# (wait_arg_t*) should be (int*), according to Posix, but -# BSD traditionally used (union wait*). Use (void*) to allow either usage. -echo "#define ${macro_prefix}wait_arg_t void" - -# ssize_t is the signed version of size_t -if [ -n "${ssize_t}" ] ; then - echo "#define ${macro_prefix}ssize_t ${ssize_t}" -elif [ -z "${size_t}" ] ; then - echo "#define ${macro_prefix}ssize_t long" -else - # Remove "unsigned" from ${size_t} to get ${ssize_t}. - tmp="`echo ${size_t} | ${SED} -e 's|unsigned||g' -e 's| | |g'`" - if [ -z "$tmp" ] ; then - tmp=int - else - # check $tmp doesn't conflict with <unistd.h> - echo "#include <unistd.h> - extern $tmp read();" >st-dummy.c - ${CC} -c st-dummy.c >/dev/null 2>&1 || tmp=int - fi - echo "#define ${macro_prefix}ssize_t $tmp /* default */" -fi - -# va_list can cause problems (e.g. some systems have va_list as a struct). -# Check to see if ${va_list-char*} really is compatible with stdarg.h. -cat >st-dummy.c <<!EOF! -#define X_va_list ${va_list-char* /* default */} -extern long foo(X_va_list ap); /* Check that X_va_list compiles on its own */ -#include <stdarg.h> -long foo(X_va_list ap) { return va_arg(ap, long); } -long bar(int i, ...) -{ va_list ap; long j; va_start(ap, i); j = foo(ap); va_end(ap); return j; } -!EOF! -if ${CC} -c st-dummy.c >/dev/null 2>&1 ; then - # Ok: We have something that works. - echo "#define ${macro_prefix}va_list ${va_list-char* /* default */}" -else - # No, it breaks. Indicate that <stdarg.h> must be included. - echo "#define ${macro_prefix}NEED_STDARG_H -#define ${macro_prefix}va_list va_list" -fi - -# stuff needed for curses.h - -# This isn't correct for SVR4 (for example). However, we only -# use this when adding a missing prototype, so it shouldn't matter. -echo "#define chtype int" -# sys-protos.h uses non-standard names (due to the CHTYPE argument problem). -echo "#define box32 box" -echo "#define initscr32 initscr" -echo "#define w32addch waddch" -echo "#define w32insch winsch" - -rm -f st-dummy.c st-dummy.o TMP st-dummy.out |