Fix minor nits in configure.ac
Avoid "test -o" as it is only XSI not POSIX, and not portable. Avoid exit(3) in test programs in favor of return, to accommodate for newer Autoconf not providing a declaration for exit. Signed-off-by: Junio C Hamano <gitster@pobox.com>
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@ -73,7 +73,7 @@ fi \
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AC_ARG_WITH([lib],
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[AS_HELP_STRING([--with-lib=ARG],
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[ARG specifies alternative name for lib directory])],
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[if test "$withval" = "no" -o "$withval" = "yes"; then \
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[if test "$withval" = "no" || test "$withval" = "yes"; then \
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AC_MSG_WARN([You should provide name for --with-lib=ARG]); \
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else \
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GIT_CONF_APPEND_LINE(lib=$withval); \
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@ -245,9 +245,9 @@ AC_RUN_IFELSE(
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[AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
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[[char buf[64];
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if (sprintf(buf, "%lld%hhd%jd%zd%td", (long long int)1, (char)2, (intmax_t)3, (size_t)4, (ptrdiff_t)5) != 5)
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exit(1);
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return 1;
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else if (strcmp(buf, "12345"))
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exit(2);]])],
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return 2;]])],
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[ac_cv_c_c99_format=yes],
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[ac_cv_c_c99_format=no])
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])
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