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m4/sudo.m4
718 строк
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Todd C. Miller
configure: error out if log or run dir is set to "no"
16 дек 2025, 01:06
16 дек 2025, 01:06
85c7e26
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dnl Local m4 macros for autoconf (used by sudo) dnl dnl SPDX-License-Identifier: ISC dnl dnl Copyright (c) 1994-1996, 1998-2005, 2007-2023 dnl Todd C. Miller <Todd.Miller@sudo.ws> dnl dnl Permission to use, copy, modify, and distribute this software for any dnl purpose with or without fee is hereby granted, provided that the above dnl copyright notice and this permission notice appear in all copies. dnl dnl THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES dnl WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF dnl MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR dnl ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES dnl WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN dnl ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF dnl OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. dnl dnl dnl check for sendmail in well-known locations dnl AC_ARG_VAR([SENDMAILPROG], [The fully-qualified path to the sendmail program to use.]) AC_DEFUN([SUDO_PROG_SENDMAIL], [ AC_PATH_PROG([SENDMAILPROG], [sendmail], [], [/usr/sbin$PATH_SEPARATOR/usr/lib$PATH_SEPARATOR/usr/etc$PATH_SEPARATOR/usr/ucblib$PATH_SEPARATOR/usr/local/lib$PATH_SEPARATOR/usr/local/bin]) test -n "${ac_cv_path_SENDMAILPROG}" && SUDO_DEFINE_UNQUOTED(_PATH_SUDO_SENDMAIL, "${ac_cv_path_SENDMAILPROG}") ])dnl dnl dnl check for vi in well-known locations dnl AC_ARG_VAR([VIPROG], [The fully-qualified path to the vi program to use.]) AC_DEFUN([SUDO_PROG_VI], [ AC_PATH_PROG([VIPROG], [vi], [], [/usr/bin$PATH_SEPARATOR/bin$PATH_SEPARATOR/usr/ucb$PATH_SEPARATOR/usr/bsd$PATH_SEPARATOR/usr/local/bin]) test -n "${ac_cv_path_VIPROG}" && SUDO_DEFINE_UNQUOTED(_PATH_VI, "${ac_cv_path_VIPROG}") ])dnl dnl dnl check for mv in well-known locations dnl AC_ARG_VAR([MVPROG], [The fully-qualified path to the mv program to use.]) AC_DEFUN([SUDO_PROG_MV], [ AC_PATH_PROG([MVPROG], [mv], [], [/usr/bin$PATH_SEPARATOR/bin$PATH_SEPARATOR/usr/ucb$PATH_SEPARATOR/usr/local/bin]) test -n "${ac_cv_path_MVPROG}" && SUDO_DEFINE_UNQUOTED(_PATH_MV, "${ac_cv_path_MVPROG}") ])dnl dnl dnl check for bourne shell in well-known locations dnl AC_ARG_VAR([BSHELLPROG], [The fully-qualified path to the Bourne shell to use.]) AC_DEFUN([SUDO_PROG_BSHELL], [ AC_PATH_PROG([BSHELLPROG], [sh], [/usr/bin$PATH_SEPARATOR/bin$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin]) test -n "${ac_cv_path_BSHELLPROG}" && SUDO_DEFINE_UNQUOTED(_PATH_BSHELL, "${ac_cv_path_BSHELLPROG}") ])dnl dnl dnl Check for path to utmp file if not using getutid(), etc. dnl AC_DEFUN([SUDO_PATH_UTMP], [ AC_CACHE_CHECK([for utmp file path], [sudo_cv_path_UTMP], [ sudo_cv_path_UTMP=no for p in "/var/run/utmp" "/var/adm/utmp" "/etc/utmp"; do if test -r "$p"; then sudo_cv_path_UTMP="$p" break fi done ]) if test X"$sudo_cv_path_UTMP" = X"no"; then AC_MSG_ERROR([Unable to determine utmp file location]) fi SUDO_DEFINE_UNQUOTED(_PATH_UTMP, "$sudo_cv_path_UTMP") ]) dnl dnl Where the log file goes, use /var/log if it exists, else /{var,usr}/adm dnl AC_DEFUN([SUDO_LOGFILE], [ if test -n "$with_logpath"; then logpath="$with_logpath" else AC_CACHE_CHECK([for log file location], [sudo_cv_log_path], [ # Default value of logpath set in configure.ac sudo_cv_log_path="$logpath" for d in /var/log /var/adm /usr/adm; do if test -d "$d"; then sudo_cv_log_path="$d/sudo.log" break fi done ]) logpath="$sudo_cv_log_path" fi SUDO_DEFINE_UNQUOTED(_PATH_SUDO_LOGFILE, "$logpath") ]) dnl dnl Detect time zone file directory, if any. dnl AC_DEFUN([SUDO_TZDIR], [ if test -n "$with_tzdir"; then tzdir="$with_tzdir" else AC_CACHE_CHECK([time zone data directory], [sudo_cv_tz_dir], [ sudo_cv_tz_dir=no for d in /usr/share /usr/share/lib /usr/lib /etc; do if test -d "$d/zoneinfo"; then sudo_cv_tz_dir="$d/zoneinfo" break fi done ]) tzdir="$sudo_cv_tz_dir" fi if test X"$tzdir" != X"no"; then SUDO_DEFINE_UNQUOTED(_PATH_ZONEINFO, "$tzdir") fi ]) dnl dnl Parent directory for time stamp dir. dnl AC_DEFUN([SUDO_RUNDIR], [ if test -n "$with_rundir"; then rundir="$with_rundir" elif test -n "$runstatedir" && test "$runstatedir" != '${localstatedir}/run'; then rundir="$runstatedir/sudo" else # No --with-rundir or --runstatedir specified AC_CACHE_CHECK([for sudo run dir location], [sudo_cv_run_dir], [ sudo_cv_run_dir=no for d in /run /var/run /var/db /var/lib /var/adm /usr/adm; do if test -d "$d"; then sudo_cv_run_dir="$d/sudo" break fi done ]) rundir="$sudo_cv_run_dir" fi if test X"$rundir" = X"no"; then AC_MSG_ERROR([Unable to determine sudo run dir location, please specify --with-rundir]) fi SUDO_DEFINE_UNQUOTED(_PATH_SUDO_TIMEDIR, "$rundir/ts") SUDO_DEFINE_UNQUOTED(_PATH_SUDO_LOGSRVD_PID, "$rundir/sudo_logsrvd.pid") ]) dnl dnl Parent directory for the lecture status dir. dnl AC_DEFUN([SUDO_VARDIR], [ if test -n "$with_vardir"; then vardir="$with_vardir" else AC_CACHE_CHECK([for sudo var dir location], [sudo_cv_var_dir], [ sudo_cv_var_dir=no for d in /var/db /var/lib /var/adm /usr/adm; do if test -d "$d"; then sudo_cv_var_dir="$d/sudo" break fi done ]) vardir="$sudo_cv_var_dir" fi if test X"$vardir" = X"no"; then AC_MSG_ERROR([Unable to determine sudo var dir location, please specify --with-vardir]) fi SUDO_DEFINE_UNQUOTED(_PATH_SUDO_LECTURE_DIR, "$vardir/lectured") ]) dnl dnl Where the sudo_logsrvd relay temporary log files go, use dnl /var/log/sudo_logsrvd if /var/log exists, else dnl /{var,usr}/adm/sudo_logsrvd dnl AC_DEFUN([SUDO_RELAY_DIR], [ if test "${with_relaydir-yes}" != "yes"; then relay_dir="$with_relaydir" else AC_CACHE_CHECK([for sudo_logsrvd relay dir location], [sudo_cv_relay_dir], [ # Default value of relay_dir set in configure.ac sudo_cv_relay_dir="$relay_dir" for d in /var/log /var/adm /usr/adm; do if test -d "$d"; then sudo_cv_relay_dir="$d/sudo_logsrvd" break fi done ]) relay_dir="$sudo_cv_relay_dir" fi SUDO_DEFINE_UNQUOTED(_PATH_SUDO_RELAY_DIR, "$relay_dir") ]) dnl dnl Where the I/O log files go, use /var/log/sudo-io if dnl /var/log exists, else /{var,usr}/adm/sudo-io dnl AC_DEFUN([SUDO_IO_LOGDIR], [ if test "${with_iologdir-yes}" != "yes"; then iolog_dir="$with_iologdir" else AC_CACHE_CHECK([for I/O log dir location], [sudo_cv_iolog_dir], [ # Default value of iolog_dir set in configure.ac sudo_cv_iolog_dir="$iolog_dir" for d in /var/log /var/adm /usr/adm; do if test -d "$d"; then sudo_cv_iolog_dir="$d/sudo-io" break fi done ]) iolog_dir="$sudo_cv_iolog_dir" fi SUDO_DEFINE_UNQUOTED(_PATH_SUDO_IO_LOGDIR, "$iolog_dir") ]) dnl dnl Where the log files go, use /var/log if it exists, else /{var,usr}/adm dnl AC_DEFUN([SUDO_LOGDIR], [ if test "${with_logdir-yes}" != "yes"; then log_dir="$with_logdir" else AC_CACHE_CHECK([for log dir location], [sudo_cv_log_dir], [ # Default value of log_dir set in configure.ac sudo_cv_log_dir="$log_dir" for d in /var/log /var/adm /usr/adm; do if test -d "$d"; then sudo_cv_log_dir="$d" break fi done ]) log_dir="$sudo_cv_log_dir" fi SUDO_DEFINE_UNQUOTED(_PATH_SUDO_LOGDIR, "$log_dir") ]) dnl dnl check for working fnmatch(3) dnl AC_DEFUN([SUDO_FUNC_FNMATCH], [ AC_CACHE_CHECK([for working fnmatch with FNM_CASEFOLD], sudo_cv_func_fnmatch, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <fnmatch.h> int main() { return(fnmatch("/*/bin/echo *", "/usr/bin/echo just a test", FNM_CASEFOLD)); }]])], [sudo_cv_func_fnmatch=yes], [sudo_cv_func_fnmatch=no], [sudo_cv_func_fnmatch=no]) ]) AS_IF([test $sudo_cv_func_fnmatch = yes], [$1], [$2]) ]) dnl dnl Attempt to check for working PIE support. dnl This is a bit of a hack but on Solaris 10 with GNU ld and GNU as dnl we can end up with strange values from malloc(). dnl A better check would be to verify that ASLR works with PIE. dnl AC_DEFUN([SUDO_WORKING_PIE], [ AC_CACHE_CHECK([for working PIE support], sudo_cv_working_pie, [ AC_RUN_IFELSE([AC_LANG_SOURCE([AC_INCLUDES_DEFAULT int main() { char *p = malloc(1024); if (p == NULL) return 1; memset(p, 0, 1024); return 0; }])], [sudo_cv_working_pie=yes], [sudo_cv_working_pie=no], [sudo_cv_working_pie=no]) ]) AS_IF([test $sudo_cv_working_pie = yes], [$1], [$2]) ]) dnl dnl check for isblank(3) dnl AC_DEFUN([SUDO_FUNC_ISBLANK], [AC_CACHE_CHECK([for isblank], [sudo_cv_func_isblank], [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <ctype.h>]], [[return (isblank('a'));]])], [sudo_cv_func_isblank=yes], [sudo_cv_func_isblank=no])]) ] [ if test "$sudo_cv_func_isblank" = "yes"; then AC_DEFINE(HAVE_ISBLANK, 1, [Define if you have isblank(3).]) else AC_LIBOBJ(isblank) SUDO_APPEND_COMPAT_EXP(isblank) fi ]) AC_DEFUN([SUDO_CHECK_LIB], [ _sudo_check_lib_extras=`echo "$5"|sed -e 's/[ ]*//g' -e 's/-l/_/g'` AC_MSG_CHECKING([for $2 in -l$1${5+ }$5]) AC_CACHE_VAL([sudo_cv_lib_$1''_$2$_sudo_check_lib_extras], [ SUDO_CHECK_LIB_OLIBS="$LIBS" LIBS="$LIBS -l$1${5+ }$5" AC_LINK_IFELSE( [AC_LANG_CALL([], [$2])], [eval sudo_cv_lib_$1''_$2$_sudo_check_lib_extras=yes], [eval sudo_cv_lib_$1''_$2$_sudo_check_lib_extras=no] ) LIBS="$SUDO_CHECK_LIB_OLIBS" ]) if eval test \$sudo_cv_lib_$1''_$2$_sudo_check_lib_extras = "yes"; then AC_MSG_RESULT([yes]) $3 else AC_MSG_RESULT([no]) $4 fi ]) AC_DEFUN([SUDO_CHECK_NET_FUNC], [ _LIBS="$LIBS" LIBS="${LIBS} ${NET_LIBS}" found=true AC_CHECK_FUNC([$1], [$2], [ # Look for $1 in network libraries appending to NET_LIBS as needed. # May need to link with -lnsl and -lsocket due to unresolved symbols found=false for libs in "-lsocket" "-linet" "-lsocket -lnsl" "-lresolv"; do _libs= for lib in $libs; do case "$NET_LIBS" in *"$lib"*) ;; *) _libs="$_libs $lib";; esac done libs="${_libs# }" test -z "$libs" && continue lib="`echo \"$libs\"|sed -e 's/^-l//' -e 's/ .*$//'`" extralibs="`echo \"$libs\"|sed 's/^-l[[^ ]]*//'`" SUDO_CHECK_LIB($lib, $1, [ found=true NET_LIBS="${NET_LIBS}${NET_LIBS+ }$libs" INET_PTON_LIBS="$libs" case "$libs" in *-lresolv*) AC_DEFINE(NEED_RESOLV_H) ;; esac break ], [], [$extralibs]) done ]) LIBS="$_LIBS" AS_IF([test $found = true], [$2], [$3]) ]) dnl dnl check unsetenv() return value dnl AC_DEFUN([SUDO_FUNC_UNSETENV_VOID], [AC_CACHE_CHECK([whether unsetenv returns void], [sudo_cv_func_unsetenv_void], [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], [ [return unsetenv("FOO");] ]) ], [sudo_cv_func_unsetenv_void=no], [sudo_cv_func_unsetenv_void=yes])]) if test $sudo_cv_func_unsetenv_void = yes; then AC_DEFINE(UNSETENV_VOID, 1, [Define to 1 if the 'unsetenv' function returns void instead of 'int'.]) fi ]) dnl dnl check putenv() argument for const dnl AC_DEFUN([SUDO_FUNC_PUTENV_CONST], [AC_CACHE_CHECK([whether putenv takes a const argument], [sudo_cv_func_putenv_const], [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT int putenv(const char *string) {return 0;} ], [])], [sudo_cv_func_putenv_const=yes], [sudo_cv_func_putenv_const=no]) ]) if test $sudo_cv_func_putenv_const = yes; then AC_DEFINE(PUTENV_CONST, const, [Define to const if the 'putenv' function takes a const argument.]) else AC_DEFINE(PUTENV_CONST, []) fi ]) dnl dnl check if ioctl() request argument is int. dnl AC_DEFUN([SUDO_FUNC_IOCTL_REQ_INT], [AC_CACHE_CHECK([whether ioctl() takes an int request argument], [sudo_cv_func_ioctl_req_int], [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <sys/types.h> #include <sys/ioctl.h> #include <unistd.h> int ioctl(int fd, int req, ...) {return 0;} ], [])], [sudo_cv_func_ioctl_req_int=yes], [sudo_cv_func_ioctl_req_int=no]) ]) if test $sudo_cv_func_ioctl_req_int = yes; then AC_DEFINE(IOCTL_REQ_CAST, [(int)], [Define to (int) if the 'ioctl' function request takes an int request argument.]) else AC_DEFINE(IOCTL_REQ_CAST, []) fi ]) dnl dnl check whether au_close() takes 3 or 4 arguments dnl AC_DEFUN([SUDO_FUNC_AU_CLOSE_SOLARIS11], [AC_CACHE_CHECK([whether au_close() takes 4 arguments], sudo_cv_func_au_close_solaris11, [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT #include <bsm/audit.h> #include <bsm/libbsm.h> #include <bsm/audit_uevents.h> int au_close(int d, int keep, au_event_t event, au_emod_t emod) {return 0;}], [])], [sudo_cv_func_au_close_solaris11=yes], [sudo_cv_func_au_close_solaris11=no]) ]) if test $sudo_cv_func_au_close_solaris11 = yes; then AC_DEFINE(HAVE_AU_CLOSE_SOLARIS11, 1, [Define to 1 if the 'au_close' functions takes 4 arguments like Solaris 11.]) fi ]) dnl dnl Check if the data argument for the sha2 functions is void * or u_char * dnl AC_DEFUN([SUDO_FUNC_SHA2_VOID_PTR], [AC_CACHE_CHECK([whether the data argument of SHA224Update() is void *], sudo_cv_func_sha2_void_ptr, [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT #include <sha2.h> void SHA224Update(SHA2_CTX *context, const void *data, size_t len) {return;}], [])], [sudo_cv_func_sha2_void_ptr=yes], [sudo_cv_func_sha2_void_ptr=no]) ]) if test $sudo_cv_func_sha2_void_ptr = yes; then AC_DEFINE(SHA2_VOID_PTR, 1, [Define to 1 if the sha2 functions use 'const void *' instead of 'const unsigned char'.]) fi ]) dnl dnl check for sa_len field in struct sockaddr dnl AC_DEFUN([SUDO_SOCK_SA_LEN], [ AC_CHECK_MEMBER([struct sockaddr.sa_len], [AC_DEFINE(HAVE_STRUCT_SOCKADDR_SA_LEN, 1, [Define if your struct sockaddr has an sa_len field.])], [], [ # include <sys/types.h> # include <sys/socket.h>] )] ) dnl dnl check for sin_len field in struct sockaddr_in dnl AC_DEFUN([SUDO_SOCK_SIN_LEN], [ AC_CHECK_MEMBER([struct sockaddr_in.sin_len], [AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN_SIN_LEN, 1, [Define if your struct sockaddr_in has a sin_len field.])], [], [ # include <sys/types.h> # include <sys/socket.h>] )] ) dnl dnl There are three different utmp variants we need to check for. dnl SUDO_CHECK_UTMP_MEMBERS(utmp_type) dnl AC_DEFUN([SUDO_CHECK_UTMP_MEMBERS], [ dnl dnl Check for utmp/utmpx/utmps struct members. dnl AC_CHECK_MEMBER([struct $1.ut_id], [ AC_DEFINE(HAVE_STRUCT_UTMP_UT_ID, 1, [Define to 1 if 'ut_id' is a member of 'struct utmp'.]) ], [], [ # include <sys/types.h> # include <$1.h> ]) AC_CHECK_MEMBER([struct $1.ut_pid], [ AC_DEFINE(HAVE_STRUCT_UTMP_UT_PID, 1, [Define to 1 if 'ut_pid' is a member of 'struct utmp'.]) ], [], [ # include <sys/types.h> # include <$1.h> ]) AC_CHECK_MEMBER([struct $1.ut_tv], [ AC_DEFINE(HAVE_STRUCT_UTMP_UT_TV, 1, [Define to 1 if 'ut_tv' is a member of 'struct utmp'.]) ], [], [ # include <sys/types.h> # include <$1.h> ]) AC_CHECK_MEMBER([struct $1.ut_type], [ AC_DEFINE(HAVE_STRUCT_UTMP_UT_TYPE, 1, [Define to 1 if 'ut_type' is a member of 'struct utmp'.]) ], [], [ # include <sys/types.h> # include <$1.h> ]) dnl dnl Older struct utmp has ut_name instead of ut_user dnl if test "$1" = "utmp"; then AC_CHECK_MEMBERS([struct utmp.ut_user], [], [], [ # include <sys/types.h> # include <$1.h> ]) fi dnl dnl Check for ut_exit.__e_termination first, then ut_exit.e_termination dnl We need to have already defined _GNU_SOURCE on glibc which only has dnl __e_termination visible when _GNU_SOURCE is *not* defined. dnl AC_CHECK_MEMBER([struct $1.ut_exit.__e_termination], [ AC_DEFINE(HAVE_STRUCT_UTMP_UT_EXIT, 1, [Define to 1 if 'ut_exit' is a member of 'struct utmp'.]) AC_DEFINE(HAVE_STRUCT_UTMP_UT_EXIT___E_TERMINATION, 1, [Define to 1 if 'ut_exit.__e_termination' is a member of 'struct utmp'.]) ], [ AC_CHECK_MEMBER([struct $1.ut_exit.e_termination], [ AC_DEFINE(HAVE_STRUCT_UTMP_UT_EXIT, 1, [Define to 1 if 'ut_exit' is a member of 'struct utmp'.]) AC_DEFINE(HAVE_STRUCT_UTMP_UT_EXIT_E_TERMINATION, 1, [Define to 1 if 'ut_exit.e_termination' is a member of 'struct utmp'.]) ], [], [ # include <sys/types.h> # include <$1.h> ]) ], [ # include <sys/types.h> # include <$1.h> ]) ]) dnl dnl Append a libpath to an LDFLAGS style variable if not already present. dnl Also appends to the _R version unless rpath is disabled. dnl AC_DEFUN([SUDO_APPEND_LIBPATH], [ AX_APPEND_FLAG([-L$2], [$1]) if test X"$enable_rpath" = X"yes"; then AX_APPEND_FLAG([-R$2], [$1_R]) fi ]) dnl dnl Append one or more symbols to COMPAT_EXP dnl AC_DEFUN([SUDO_APPEND_COMPAT_EXP], [ for _sym in $1; do COMPAT_EXP="${COMPAT_EXP}${_sym} " done ]) dnl dnl Append one or more symbols to INTERCEPT_EXP dnl AC_DEFUN([SUDO_APPEND_INTERCEPT_EXP], [ for _sym in $1; do INTERCEPT_EXP="${INTERCEPT_EXP}${_sym} " done ]) dnl dnl Determine the mail spool location dnl NOTE: must be run *after* check for paths.h dnl AC_DEFUN([SUDO_MAILDIR], [ AC_CACHE_CHECK([for the user mail spool directory], [sudo_cv_mail_dir], [ sudo_cv_mail_dir=no if test X"$ac_cv_header_paths_h" = X"yes"; then AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT #include <paths.h>], [char *p = _PATH_MAILDIR;])], [sudo_cv_mail_dir="paths.h"], []) fi if test $sudo_cv_mail_dir = no; then # Solaris has maillock.h which defines MAILDIR AC_CHECK_HEADERS(maillock.h, [ sudo_cv_mail_dir=maillock.h ], [ sudo_cv_mail_dir=/var/mail for d in /var/mail /var/spool/mail /usr/spool/mail; do if test -d "$d"; then sudo_cv_mail_dir="$d" break fi done ]) fi ]) case "$sudo_cv_mail_dir" in paths.h) # _PATH_MAILDIR already present in paths.h. ;; maillock.h) # Use MAILDIR from maillock.h SUDO_DEFINE(_PATH_MAILDIR, MAILDIR) AC_DEFINE(HAVE_MAILLOCK_H) ;; *) SUDO_DEFINE_UNQUOTED(_PATH_MAILDIR, "$sudo_cv_mail_dir") ;; esac ]) dnl dnl Create PVS-Studio.cfg for supported platforms or throw an error. dnl AC_DEFUN([SUDO_PVS_STUDIO_CFG], [ if test X"$enable_pvs_studio" = X"yes"; then AC_DEFINE(HAVE_PVS_STUDIO) # Determine preprocessor type case "$CC" in *clang*) preprocessor=clang;; *gcc*) preprocessor=gcc;; *) case `$CC --version 2>&1` in *clang*) preprocessor=clang;; *gcc*) preprocessor=gcc;; *) AC_MSG_ERROR([Compiler must be gcc or clang for PVS-Studio.]);; esac ;; esac # Determine platform (currently linux or macos) case "$host" in x86_64-*-linux*) pvs_platform=linux64;; *86-*-linux*) pvs_platform=linux32;; *-*-darwin*) pvs_platform=macos;; *) AC_MSG_ERROR([PVS-Studio does not support $host.]);; esac # Create a basic PVS-Studio.cfg file cat > PVS-Studio.cfg <<-EOF preprocessor = $preprocessor platform = $pvs_platform analysis-mode = 4 language = C EOF # Check for a license file in the default location if test -f "$HOME/.config/PVS-Studio/PVS-Studio.lic"; then echo "lic-file = $HOME/.config/PVS-Studio/PVS-Studio.lic" >> PVS-Studio.cfg fi fi ]) AC_DEFUN([SUDO_CPP_VARIADIC_MACROS], [AC_CACHE_CHECK([for variadic macro support in cpp], [sudo_cv_cpp_variadic_macros], [ sudo_cv_cpp_variadic_macros=yes if test X"$ac_cv_prog_cc_c99" = X"no"; then AC_COMPILE_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT #if defined(__GNUC__) && __GNUC__ == 2 # define sudo_fprintf(fp, fmt...) fprintf((fp), (fmt)) #else # define sudo_fprintf(fp, ...) fprintf((fp), __VA_ARGS__) #endif], [sudo_fprintf(stderr, "a %s", "test"); ])], [], [sudo_cv_cpp_variadic_macros=no]) fi ]) if test X"$sudo_cv_cpp_variadic_macros" = X"no"; then AC_DEFINE([NO_VARIADIC_MACROS], [1], [Define if your C preprocessor does not support variadic macros.]) AC_MSG_WARN([your C preprocessor doesn't support variadic macros, debugging support will be limited]) SUDO_APPEND_COMPAT_EXP(sudo_debug_printf_nvm_v1) fi ]) dnl dnl private versions of AC_DEFINE and AC_DEFINE_UNQUOTED that don't support dnl tracing that we use to define paths for pathnames.h so autoheader doesn't dnl put them in config.h.in. An awful hack. dnl m4_define([SUDO_DEFINE], [cat >>confdefs.h <<\EOF [@%:@define] $1 m4_if($#, 2, [$2], $#, 3, [$2], 1) EOF ]) m4_define([SUDO_DEFINE_UNQUOTED], [cat >>confdefs.h <<EOF [@%:@define] $1 m4_if($#, 2, [$2], $#, 3, [$2], 1) EOF ]) dnl dnl Expand Makefile-style variables in $1 and store the result in $2. dnl Used to expand file paths for use in man pages and pathnames.h. dnl AC_DEFUN([SUDO_EXPAND_PATH], [ $2="$1" while :; do $2="`echo \"$$2\" | sed -e 's/(/{/g' -e 's/)/}/g'`" case "$$2" in *\${[[A-Za-z]]*}*) eval $2="$$2" ;; *) break ;; esac done case "$$2" in NONE/*) $2="${ac_default_prefix}${$2#NONE}" ;; esac ]) dnl dnl Expand Makefile-style variables in $1, a colon-separated list of paths, dnl and define the result as a string using the name $2. dnl AC_DEFUN([SUDO_DEFINE_PATH], [ as_save_IFS=$IFS IFS=: _sudo_define_path_res= for as_dir in $1; do SUDO_EXPAND_PATH([$as_dir], [_sudo_define_path_exp]) if test -z "${_sudo_define_path_res}"; then _sudo_define_path_res="${_sudo_define_path_exp}" else _sudo_define_path_res="${_sudo_define_path_res}:${_sudo_define_path_exp}" fi done IFS=$as_save_IFS SUDO_DEFINE_UNQUOTED($2, "${_sudo_define_path_res}") ])