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author | Ben Gamari <ben@smart-cactus.org> | 2021-05-05 13:11:33 -0400 |
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committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2021-05-06 12:45:19 -0400 |
commit | 30f6923a834ccaca30c3622a0a82421fabcab119 (patch) | |
tree | b0cee6f3aa869e652d409963bdf9bec005ade5d8 /m4 | |
parent | 0281dae8b3fe3384939c415ae72ca2440b3cafb3 (diff) | |
download | haskell-30f6923a834ccaca30c3622a0a82421fabcab119.tar.gz |
hadrian: Don't depend upon bash from PATH
Previously Hadrian depended implicitly upon whatever `bash` it found in
`PATH`, offerring no way for the user to override. Fix this by detecting
`sh` in `configure` and passing the result to Hadrian.
Fixes #19797.
Diffstat (limited to 'm4')
-rw-r--r-- | m4/fp_prog_sh.m4 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/m4/fp_prog_sh.m4 b/m4/fp_prog_sh.m4 new file mode 100644 index 0000000000..f7c2c49fe8 --- /dev/null +++ b/m4/fp_prog_sh.m4 @@ -0,0 +1,15 @@ +# FP_PROG_SH +# ------------ +# Find a functional Bourne shell +AC_DEFUN([FP_PROG_SH], +[ + AC_REQUIRE([FPTOOLS_SET_PLATFORM_VARS]) dnl for $windows + AC_ARG_VAR(SH,[Use as the full path to a Bourne shell. [default=autodetect]]) + AC_PATH_PROGS([SH], [sh bash]) + if test "$windows" = "YES"; then + dnl use mixed (-m) mode to get C:/mingw64/... with forward slashes. + dnl windows (-w) mode will give us C:\... and mess with escaping. + SH=`cygpath -m "$SH"` + fi + AC_SUBST([SH])[]dnl +])# FP_PROG_SH |