mirror of
https://github.com/libretro/RetroArch
synced 2024-07-08 12:15:49 +00:00
268 lines
7.5 KiB
Bash
268 lines
7.5 KiB
Bash
MAKEFILE_DEFINES=''
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CONFIG_DEFINES=''
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[ "$PREFIX" ] || PREFIX="/usr/local"
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add_define() # $1 = MAKEFILE or CONFIG $2 = define $3 = value
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{ eval "${1}_DEFINES=\"\${${1}_DEFINES} $2=$3\""; }
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add_dirs() # $1 = INCLUDE or LIBRARY $@ = include or library paths
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{ ADD="$1"; LINK="${1%"${1#?}"}"; shift
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while [ "$1" ]; do
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eval "${ADD}_DIRS=\"\${${ADD}_DIRS} -${LINK}${1}\""
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shift
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done
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eval "${ADD}_DIRS=\"\${${ADD}_DIRS# }\""
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}
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check_compiler() # $1 = language $2 = function in lib
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{ if [ "$1" = cxx ]; then
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COMPILER="$CXX"
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TEMP_CODE="$TEMP_CXX"
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TEST_C="extern \"C\" { void $2(void); } int main() { $2(); }"
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else
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COMPILER="$CC"
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TEMP_CODE="$TEMP_C"
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TEST_C="void $2(void); int main(void) { $2(); return 0; }"
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fi
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}
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check_lib() # $1 = language $2 = HAVE_$2 $3 = lib $4 = function in lib $5 = extralibs $6 = headers $7 = critical error message [checked only if non-empty]
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{ tmpval="$(eval "printf %s \"\$HAVE_$2\"")"
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[ "$tmpval" = 'no' ] && return 0
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check_compiler "$1" "$4"
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if [ "$4" ]; then
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ECHOBUF="Checking function $4 in ${3% }"
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if [ "$6" ]; then
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printf %s\\n "$6" "int main(void) { void *p = (void*)$4; return 0; }" > "$TEMP_CODE"
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else
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printf %s\\n "$TEST_C" > "$TEMP_CODE"
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fi
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else
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ECHOBUF="Checking existence of ${3% }"
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printf %s\\n 'int main(void) { return 0; }' > "$TEMP_CODE"
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fi
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val="$2"
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lib="$3"
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error="${7:-}"
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answer='no'
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eval "set -- $INCLUDE_DIRS $LIBRARY_DIRS $5 $CFLAGS $LDFLAGS $3"
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"$COMPILER" -o "$TEMP_EXE" "$TEMP_CODE" "$@" >>config.log 2>&1 && answer='yes'
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eval "HAVE_$val=\"$answer\""
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printf %s\\n "$ECHOBUF ... $answer"
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rm -f -- "$TEMP_CODE" "$TEMP_EXE"
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if [ "$answer" = 'no' ]; then
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[ "$error" ] && die 1 "$error"
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[ "$tmpval" = 'yes' ] && {
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die 1 "Forced to build with library $lib, but cannot locate. Exiting ..."
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}
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else
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eval "${val}_LIBS=\"$lib\""
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PKG_CONF_USED="$PKG_CONF_USED $val"
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fi
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return 0
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}
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check_pkgconf() # $1 = HAVE_$1 $2 = package $3 = version $4 = critical error message [checked only if non-empty]
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{ tmpval="$(eval "printf %s \"\$HAVE_$1\"")"
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eval "TMP_$1=\$tmpval"
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[ "$tmpval" = 'no' ] && return 0
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ECHOBUF="Checking presence of package $2"
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[ "$3" ] && ECHOBUF="$ECHOBUF >= $3"
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[ "$PKG_CONF_PATH" = "none" ] && {
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eval "HAVE_$1=no"
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printf %s\\n "$ECHOBUF ... no"
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return 0
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}
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answer='no'
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version='no'
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$PKG_CONF_PATH --atleast-version="${3:-0.0}" "$2" && {
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answer='yes'
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version="$("$PKG_CONF_PATH" --modversion "$2")"
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eval "$1_CFLAGS=\"$("$PKG_CONF_PATH" "$2" --cflags)\""
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eval "$1_LIBS=\"$("$PKG_CONF_PATH" "$2" --libs)\""
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}
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eval "HAVE_$1=\"$answer\""
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printf %s\\n "$ECHOBUF ... $version"
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if [ "$answer" = 'no' ]; then
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[ "$4" ] && die 1 "$4"
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[ "$tmpval" = 'yes' ] && \
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die 1 "Forced to build with package $2, but cannot locate. Exiting ..."
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else
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PKG_CONF_USED="$PKG_CONF_USED $1"
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fi
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}
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check_header() #$1 = HAVE_$1 $2..$5 = header files
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{ tmpval="$(eval "printf %s \"\$HAVE_$1\"")"
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[ "$tmpval" = 'no' ] && return 0
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CHECKHEADER="$2"
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printf %s\\n "#include <$2>" > "$TEMP_C"
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[ "$3" != '' ] && CHECKHEADER="$3" && printf %s\\n "#include <$3>" >> "$TEMP_C"
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[ "$4" != '' ] && CHECKHEADER="$4" && printf %s\\n "#include <$4>" >> "$TEMP_C"
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[ "$5" != '' ] && CHECKHEADER="$5" && printf %s\\n "#include <$5>" >> "$TEMP_C"
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printf %s\\n "int main(void) { return 0; }" >> "$TEMP_C"
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answer='no'
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val="$1"
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header="$2"
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eval "set -- $INCLUDE_DIRS"
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"$CC" -o "$TEMP_EXE" "$TEMP_C" "$@" >>config.log 2>&1 && answer='yes'
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eval "HAVE_$val=\"$answer\""
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printf %s\\n "Checking presence of header file $CHECKHEADER ... $answer"
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rm -f -- "$TEMP_C" "$TEMP_EXE"
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[ "$tmpval" = 'yes' ] && [ "$answer" = 'no' ] && \
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die 1 "Build assumed that $header exists, but cannot locate. Exiting ..."
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}
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check_macro() #$1 = HAVE_$1 $2 = macro name
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{ tmpval="$(eval "printf %s \"\$HAVE_$1\"")"
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[ "$tmpval" = 'no' ] && return 0
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ECHOBUF="Checking presence of predefined macro $2"
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cat << EOF > "$TEMP_C"
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#ifndef $2
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#error $2 is not defined
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#endif
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int main(void) { return 0; }
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EOF
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answer='no'
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val="$1"
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macro="$2"
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eval "set -- $CFLAGS $INCLUDE_DIRS"
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"$CC" -o "$TEMP_EXE" "$TEMP_C" "$@" >>config.log 2>&1 && answer='yes'
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eval "HAVE_$val=\"$answer\""
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printf %s\\n "$ECHOBUF ... $answer"
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rm -f -- "$TEMP_C" "$TEMP_EXE"
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[ "$tmpval" = 'yes' ] && [ "$answer" = 'no' ] && \
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die 1 "Build assumed that $macro is defined, but it's not. Exiting ..."
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}
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check_switch() # $1 = language $2 = HAVE_$2 $3 = switch $4 = critical error message [checked only if non-empty]
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{ check_compiler "$1" ''
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ECHOBUF="Checking for availability of switch $3 in $COMPILER"
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printf %s\\n 'int main(void) { return 0; }' > "$TEMP_CODE"
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answer='no'
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"$COMPILER" -o "$TEMP_EXE" "$TEMP_CODE" "$3" >>config.log 2>&1 && answer='yes'
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eval "HAVE_$2=\"$answer\""
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printf %s\\n "$ECHOBUF ... $answer"
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rm -f -- "$TEMP_CODE" "$TEMP_EXE"
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[ "$answer" = 'no' ] && {
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[ "$4" ] && die 1 "$4"
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}
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}
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check_val() # $1 = language $2 = HAVE_$2 $3 = lib $4 = include directory [checked only if non-empty]
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{ tmpval="$(eval "printf %s \"\$HAVE_$2\"")"
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oldval="$(eval "printf %s \"\$TMP_$2\"")"
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if [ "$tmpval" = 'no' ] && [ "$oldval" != 'no' ]; then
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eval "HAVE_$2=auto"
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check_lib "$1" "$2" "$3"
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if [ "${4:-}" ] && [ "$answer" = 'yes' ]; then
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val="$2"
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include="$4"
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eval "set -- $INCLUDES"
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for dir do
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[ -d "/$dir/$include" ] && { eval "${val}_CFLAGS=\"-I/$dir/$include\""; break; }
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done
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[ -z "$(eval "printf %s \"\${${val}_CFLAGS}\"")" ] && eval "HAVE_$val=no"
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fi
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if [ "$answer" = 'no' ] && [ "$oldval" = 'yes' ]; then
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die 1 "Forced to build with library $lib, but cannot locate. Exiting ..."
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fi
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fi
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}
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create_config_header()
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{ outfile="$1"; shift
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printf %s\\n "Creating config header: $outfile"
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name="$(printf %s "QB_${outfile}__" | tr '.[a-z]' '_[A-Z]')"
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{ printf %s\\n "#ifndef $name" "#define $name" '' \
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"#define PACKAGE_NAME \"$PACKAGE_NAME\""
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while [ "$1" ]; do
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case "$(eval "printf %s \"\$HAVE_$1\"")" in
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'yes')
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if [ "$(eval "printf %s \"\$C89_$1\"")" = 'no' ]; then
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printf %s\\n '#if __cplusplus || __STDC_VERSION__ >= 199901L' \
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"#define HAVE_$1 1" '#endif'
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else
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printf %s\\n "#define HAVE_$1 1"
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fi
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;;
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'no') printf %s\\n "/* #undef HAVE_$1 */";;
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esac
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shift
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done
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eval "set -- $CONFIG_DEFINES"
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for VAR do
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printf %s\\n "#define ${VAR%%=*} ${VAR#*=}"
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done
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printf %s\\n '#endif'
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} > "$outfile"
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}
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create_config_make()
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{ outfile="$1"; shift
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printf %s\\n "Creating make config: $outfile"
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{ [ "$USE_LANG_C" = 'yes' ] && printf %s\\n "CC = $CC" "CFLAGS = $CFLAGS"
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[ "$USE_LANG_CXX" = 'yes' ] && printf %s\\n "CXX = $CXX" "CXXFLAGS = $CXXFLAGS"
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printf %s\\n "WINDRES = $WINDRES" \
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"ASFLAGS = $ASFLAGS" \
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"LDFLAGS = $LDFLAGS" \
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"INCLUDE_DIRS = $INCLUDE_DIRS" \
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"LIBRARY_DIRS = $LIBRARY_DIRS" \
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"PACKAGE_NAME = $PACKAGE_NAME" \
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"BUILD = $BUILD" \
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"PREFIX = $PREFIX"
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while [ "$1" ]; do
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case "$(eval "printf %s \"\$HAVE_$1\"")" in
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'yes')
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if [ "$(eval "printf %s \"\$C89_$1\"")" = 'no' ]; then
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printf %s\\n "ifneq (\$(C89_BUILD),1)" \
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"HAVE_$1 = 1" 'endif'
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else
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printf %s\\n "HAVE_$1 = 1"
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fi
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;;
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'no') printf %s\\n "HAVE_$1 = 0";;
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esac
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case "$PKG_CONF_USED" in
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*$1*)
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FLAG="$(eval "printf %s \"\$$1_CFLAGS\"")"
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LIBS="$(eval "printf %s \"\$$1_LIBS\"")"
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[ "${FLAG}" ] && printf %s\\n "$1_CFLAGS = ${FLAG%"${FLAG##*[! ]}"}"
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[ "${LIBS}" ] && printf %s\\n "$1_LIBS = ${LIBS%"${LIBS##*[! ]}"}"
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;;
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esac
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shift
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done
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eval "set -- $MAKEFILE_DEFINES"
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for VAR do
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printf %s\\n "${VAR%%=*} = ${VAR#*=}"
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done
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} > "$outfile"
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}
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. qb/config.libs.sh
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