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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2019-10-26 07:10:33 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska-skaware@skarnet.org> | 2019-10-26 07:10:33 +0000 |
| commit | d6169d90477a1b467545408f4ea9570ed4f36bf9 (patch) | |
| tree | 9d3e5542cedeccd167e4a9f7a8301df6780e8ceb | |
| parent | 28bfd386f2e8046c7b1cfb4b796ea1347e6a42b0 (diff) | |
| download | skalibs-d6169d90477a1b467545408f4ea9570ed4f36bf9.tar.xz | |
Simplify endianness test
| -rwxr-xr-x | configure | 45 |
1 files changed, 14 insertions, 31 deletions
@@ -203,30 +203,14 @@ tryendianness () { #define _DEFAULT_SOURCE #endif #include <$i> -int a = 1 ; -EOF - if trybasic "$tmpc" ; then - cat > "$tmpc" <<EOF -#undef _POSIX_C_SOURCE -#undef _XOPEN_SOURCE -#ifndef _BSD_SOURCE -#define _BSD_SOURCE -#endif -#ifndef _GNU_SOURCE -#define _GNU_SOURCE -#endif -#ifndef _DEFAULT_SOURCE -#define _DEFAULT_SOURCE -#endif -#include <$i> int a = LITTLE_ENDIAN ; int b = BIG_ENDIAN ; int c = BYTE_ORDER ; EOF - trybasic "$tmpc" || continue - for j in little big pdp ; do - k=`echo $j | tr a-z A-Z` - cat > "$tmpc" <<EOF + trybasic "$tmpc" || continue + for j in little big pdp ; do + k=`echo $j | tr a-z A-Z` + cat > "$tmpc" <<EOF #undef _POSIX_C_SOURCE #undef _XOPEN_SOURCE #ifndef _BSD_SOURCE @@ -241,19 +225,18 @@ EOF #include <$i> int a[BYTE_ORDER == ${k}_ENDIAN ? 1 : -1] ; EOF - if trybasic "$tmpc" ; then - echo "endianness: $j" >> "$sysdeps/sysdeps" - echo " ... $j" - rm -f "$tmpc" - return - fi - done - rm -f "$tmpc" - fail "$0: error: unable to determine endianness according to $i" - fi + if trybasic "$tmpc" ; then + echo "endianness: $j" >> "$sysdeps/sysdeps" + echo " ... $j" + rm -f "$tmpc" + return + fi + done + rm -f "$tmpc" + fail "$0: error: unable to determine endianness according to $i" done rm -f "$tmpc" - fail "$0: error: unable to determine endianness: no endian.h found" + fail "$0: error: unable to determine endianness: no suitable endian.h found" } trysigned () { |