diff options
author | Carlo Marcelo Arenas Belón <carenas@gmail.com> | 2023-04-22 02:03:48 -0700 |
---|---|---|
committer | Jim Meyering <meyering@meta.com> | 2023-04-22 21:29:57 -0700 |
commit | 92585cde9b5938d433738a873c8d44713d005f2c (patch) | |
tree | ab9a35f58c2eee48a93a05fae6f6b2f53e990115 /m4 | |
parent | 0f2c2c256fd807f5ecd744135e3734b8dfa1b7b1 (diff) | |
download | grep-92585cde9b5938d433738a873c8d44713d005f2c.tar.gz |
build: prevent pkg-config from overriding PCRE_* settings
The use of PCRE_CFLAGS and PCRE_LIBS, as documented in the output of
`--help`, is meant to override those settings from pkg-config.
* NEWS: mention this
* m4/pcre.m4: avoid overriding user provided settings
Diffstat (limited to 'm4')
-rw-r--r-- | m4/pcre.m4 | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -21,7 +21,10 @@ AC_DEFUN([gl_FUNC_PCRE], use_pcre=no if test $test_pcre != no; then - PKG_CHECK_MODULES([PCRE], [libpcre2-8], [], [: ${PCRE_LIBS=-lpcre2-8}]) + + if test -z "$PCRE_CFLAGS" && test -z "$PCRE_LIBS"; then + PKG_CHECK_MODULES([PCRE], [libpcre2-8], [], [: ${PCRE_LIBS=-lpcre2-8}]) + fi AC_CACHE_CHECK([for pcre2_compile], [pcre_cv_have_pcre2_compile], [pcre_saved_CFLAGS=$CFLAGS |