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| author | Bruno Haible <bruno@clisp.org> | 2001-09-14 12:34:21 +0000 |
|---|---|---|
| committer | Bruno Haible <bruno@clisp.org> | 2001-09-14 12:34:21 +0000 |
| commit | 2ecb11c53e32a57384bfe68e4e398c0936aad6d1 (patch) | |
| tree | fb92cd2ce8d8bfcaaa426cf73406af169eaa998a /m4 | |
| parent | b1732b47eb8b2f841f287226e2a06439a9875b36 (diff) | |
| download | external_gettext-2ecb11c53e32a57384bfe68e4e398c0936aad6d1.zip external_gettext-2ecb11c53e32a57384bfe68e4e398c0936aad6d1.tar.gz external_gettext-2ecb11c53e32a57384bfe68e4e398c0936aad6d1.tar.bz2 | |
Add the setenv() function to lib/.
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/ChangeLog | 5 | ||||
| -rw-r--r-- | m4/Makefile.am | 4 | ||||
| -rw-r--r-- | m4/setenv.m4 | 31 |
3 files changed, 38 insertions, 2 deletions
diff --git a/m4/ChangeLog b/m4/ChangeLog index f89a47a..22fa3aa 100644 --- a/m4/ChangeLog +++ b/m4/ChangeLog @@ -1,3 +1,8 @@ +2001-09-06 Bruno Haible <haible@clisp.cons.org> + + * setenv.m4: New file. + * Makefile.am (EXTRA_DIST): Add it. + 2001-09-02 Bruno Haible <haible@clisp.cons.org> * mkdtemp.m4: New file. diff --git a/m4/Makefile.am b/m4/Makefile.am index ea1fdb3..ce5c3cc 100644 --- a/m4/Makefile.am +++ b/m4/Makefile.am @@ -9,5 +9,5 @@ aclocal_DATA = codeset.m4 gettext.m4 glibc21.m4 iconv.m4 isc-posix.m4 lcmessage. EXTRA_DIST = README \ c-bs-a.m4 codeset.m4 flex.m4 getline.m4 gettext.m4 glibc21.m4 iconv.m4 \ inttypes_h.m4 isc-posix.m4 lcmessage.m4 libtool.m4 mbrtowc.m4 mbstate_t.m4 \ -mbswidth.m4 mkdtemp.m4 progtest.m4 setlocale.m4 signed.m4 ssize_t.m4 \ -stdbool.m4 tmpdir.m4 uintmax_t.m4 ulonglong.m4 unionwait.m4 +mbswidth.m4 mkdtemp.m4 progtest.m4 setenv.m4 setlocale.m4 signed.m4 \ +ssize_t.m4 stdbool.m4 tmpdir.m4 uintmax_t.m4 ulonglong.m4 unionwait.m4 diff --git a/m4/setenv.m4 b/m4/setenv.m4 new file mode 100644 index 0000000..037d7bf --- /dev/null +++ b/m4/setenv.m4 @@ -0,0 +1,31 @@ +#serial 1 + +# Check if a variable is properly declared. +# gt_CHECK_VAR_DECL(includes,variable) +AC_DEFUN([gt_CHECK_VAR_DECL], +[ + define(gt_cv_var, [gt_cv_var_]$2[_declaration]) + AC_MSG_CHECKING([if $2 is properly declared]) + AC_CACHE_VAL(gt_cv_var, [ + AC_TRY_COMPILE([$1 + extern struct { int foo; } $2;], + [$2.foo = 1;], + gt_cv_var=no, + gt_cv_var=yes)]) + AC_MSG_RESULT($gt_cv_var) + if test $gt_cv_var = yes; then + AC_DEFINE([HAVE_]translit($2, [a-z], [A-Z])[_DECL], 1, + [Define if you have the declaration of $2.]) + fi +]) + +# Prerequisites of lib/setenv.c + +AC_DEFUN([gt_FUNC_SETENV], +[ + AC_REPLACE_FUNCS(setenv) + AC_CHECK_HEADERS(search.h stdlib.h string.h unistd.h) + AC_CHECK_FUNCS(tsearch) + gt_CHECK_VAR_DECL([#include <errno.h>], errno) + gt_CHECK_VAR_DECL([#include <unistd.h>], environ) +]) |