diff options
| author | Bruno Haible <bruno@clisp.org> | 2007-03-09 01:24:32 +0000 |
|---|---|---|
| committer | Bruno Haible <bruno@clisp.org> | 2007-03-09 01:24:32 +0000 |
| commit | 5754af88053fdd150ce73b22e608ab2f00bf9006 (patch) | |
| tree | fce19fb27acb3a87fd8668e710420be45dac0b32 /m4/vasprintf-posix.m4 | |
| parent | 7573ff58ab24b5f6cbcec41ef7a0e31de81c2135 (diff) | |
| download | gnulib-5754af88053fdd150ce73b22e608ab2f00bf9006.tar.gz | |
Use 'case' statements instead of 'expr' invocations.
Diffstat (limited to 'm4/vasprintf-posix.m4')
| -rw-r--r-- | m4/vasprintf-posix.m4 | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/m4/vasprintf-posix.m4 b/m4/vasprintf-posix.m4 index 6c5fc58acd..079ac768bc 100644 --- a/m4/vasprintf-posix.m4 +++ b/m4/vasprintf-posix.m4 @@ -11,14 +11,29 @@ AC_DEFUN([gl_FUNC_VASPRINTF_POSIX], AC_REQUIRE([gl_PRINTF_DIRECTIVE_A]) AC_REQUIRE([gl_PRINTF_DIRECTIVE_N]) AC_REQUIRE([gl_PRINTF_POSITIONS]) + gl_cv_func_vasprintf_posix=no AC_CHECK_FUNCS([vasprintf]) - if expr "$gl_cv_func_printf_sizes_c99" : ".*yes" > /dev/null \ - && expr "$gl_cv_func_printf_directive_a" : ".*yes" > /dev/null \ - && expr "$gl_cv_func_printf_directive_n" : ".*yes" > /dev/null \ - && expr "$gl_cv_func_printf_positions" : ".*yes" > /dev/null \ - && test $ac_cv_func_vasprintf = yes; then - : # vasprintf exists and is already POSIX compliant. - else + case "$gl_cv_func_printf_sizes_c99" in + *yes) + case "$gl_cv_func_printf_directive_a" in + *yes) + case "$gl_cv_func_printf_directive_n" in + *yes) + case "$gl_cv_func_printf_positions" in + *yes) + if test $ac_cv_func_vasprintf = yes; then + # vasprintf exists and is already POSIX compliant. + gl_cv_func_vasprintf_posix=yes + fi + ;; + esac + ;; + esac + ;; + esac + ;; + esac + if test $gl_cv_func_vasprintf_posix = no; then if ! expr "$gl_cv_func_printf_directive_a" : ".*yes" > /dev/null; then AC_DEFINE([NEED_PRINTF_DIRECTIVE_A], 1, [Define if the vasnprintf implementation needs special code for |