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Diffstat (limited to 'vcpkg_installed/vcpkg/blds/sqlite3/src/nf-3530100-fcf7ac0798.clean/autosetup/teaish/feature.tcl')
| -rw-r--r-- | vcpkg_installed/vcpkg/blds/sqlite3/src/nf-3530100-fcf7ac0798.clean/autosetup/teaish/feature.tcl | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/vcpkg_installed/vcpkg/blds/sqlite3/src/nf-3530100-fcf7ac0798.clean/autosetup/teaish/feature.tcl b/vcpkg_installed/vcpkg/blds/sqlite3/src/nf-3530100-fcf7ac0798.clean/autosetup/teaish/feature.tcl deleted file mode 100644 index 6c927d1..0000000 --- a/vcpkg_installed/vcpkg/blds/sqlite3/src/nf-3530100-fcf7ac0798.clean/autosetup/teaish/feature.tcl +++ /dev/null @@ -1,214 +0,0 @@ -######################################################################## -# 2025 April 7 -# -# The author disclaims copyright to this source code. In place of -# a legal notice, here is a blessing: -# -# * May you do good and not evil. -# * May you find forgiveness for yourself and forgive others. -# * May you share freely, never taking more than you give. -# -######################################################################## -# ----- @module feature-tests.tcl ----- -# @section TEA-ish collection of feature tests. -# -# Functions in this file with a prefix of teaish__ are -# private/internal APIs. Those with a prefix of teaish- are -# public APIs. - - -# @teaish-check-libz -# -# Checks for zlib.h and the function deflate in libz. If found, -# prepends -lz to the extension's ldflags and returns 1, else returns -# 0. It also defines LDFLAGS_LIBZ to the libs flag. -# -proc teaish-check-libz {} { - teaish-check-cached "Checking for libz" { - set rc 0 - if {[msg-quiet cc-check-includes zlib.h] && [msg-quiet proj-check-function-in-lib deflate z]} { - teaish-ldflags-prepend [define LDFLAGS_LIBZ [get-define lib_deflate]] - undefine lib_deflate - incr rc - } - expr $rc - } -} - -# @teaish-check-librt ?funclist? -# -# Checks whether -lrt is needed for any of the given functions. If -# so, appends -lrt via [teaish-ldflags-prepend] and returns 1, else -# returns 0. It also defines LDFLAGS_LIBRT to the libs flag or an -# empty string. -# -# Some systems (ex: SunOS) require -lrt in order to use nanosleep. -# -proc teaish-check-librt {{funclist {fdatasync nanosleep}}} { - teaish-check-cached -nostatus "Checking whether ($funclist) need librt" { - define LDFLAGS_LIBRT "" - foreach func $funclist { - if {[msg-quiet proj-check-function-in-lib $func rt]} { - set ldrt [get-define lib_${func}] - undefine lib_${func} - if {"" ne $ldrt} { - teaish-ldflags-prepend -r [define LDFLAGS_LIBRT $ldrt] - msg-result $ldrt - return 1 - } else { - msg-result "no lib needed" - return 1 - } - } - } - msg-result "not found" - return 0 - } -} - -# @teaish-check-stdint -# -# A thin proxy for [cc-with] which checks for <stdint.h> and the -# various fixed-size int types it declares. It defines HAVE_STDINT_T -# to 0 or 1 and (if it's 1) defines HAVE_XYZ_T for each XYZ int type -# to 0 or 1, depending on whether its available. -proc teaish-check-stdint {} { - teaish-check-cached "Checking for stdint.h" { - msg-quiet cc-with {-includes stdint.h} \ - {cc-check-types int8_t int16_t int32_t int64_t intptr_t \ - uint8_t uint16_t uint32_t uint64_t uintptr_t} - } -} - -# @teaish-is-mingw -# -# Returns 1 if building for mingw, else 0. -proc teaish-is-mingw {} { - return [expr { - [string match *mingw* [get-define host]] && - ![file exists /dev/null] - }] -} - -# @teaish-check-libdl -# -# Checks for whether dlopen() can be found and whether it requires -# -ldl for linking. If found, returns 1, defines LDFLAGS_DLOPEN to the -# linker flags (if any), and passes those flags to -# teaish-ldflags-prepend. It unconditionally defines HAVE_DLOPEN to 0 -# or 1 (the its return result value). -proc teaish-check-dlopen {} { - teaish-check-cached -nostatus "Checking for dlopen()" { - set rc 0 - set lfl "" - if {[cc-with {-includes dlfcn.h} { - cctest -link 1 -declare "extern char* dlerror(void);" -code "dlerror();"}]} { - msg-result "-ldl not needed" - incr rc - } elseif {[cc-check-includes dlfcn.h]} { - incr rc - if {[cc-check-function-in-lib dlopen dl]} { - set lfl [get-define lib_dlopen] - undefine lib_dlopen - msg-result " dlopen() needs $lfl" - } else { - msg-result " - dlopen() not found in libdl. Assuming dlopen() is built-in." - } - } else { - msg-result "not found" - } - teaish-ldflags-prepend [define LDFLAGS_DLOPEN $lfl] - define HAVE_DLOPEN $rc - } -} - -# -# @teaish-check-libmath -# -# Handles the --enable-math flag. Returns 1 if found, else 0. -# If found, it prepends -lm (if needed) to the linker flags. -proc teaish-check-libmath {} { - teaish-check-cached "Checking for libc math library" { - set lfl "" - set rc 0 - if {[msg-quiet proj-check-function-in-lib ceil m]} { - incr rc - set lfl [get-define lib_ceil] - undefine lib_ceil - teaish-ldflags-prepend $lfl - msg-checking "$lfl " - } - define LDFLAGS_LIBMATH $lfl - expr $rc - } -} - -# @teaish-import-features ?-flags? feature-names... -# -# For each $name in feature-names... it invokes: -# -# use teaish/feature/$name -# -# to load TEAISH_AUTOSETUP_DIR/feature/$name.tcl -# -# By default, if a proc named teaish-check-${name}-options is defined -# after sourcing a file, it is called and its result is passed to -# proj-append-options. This can be suppressed with the -no-options -# flag. -# -# Flags: -# -# -no-options: disables the automatic running of -# teaish-check-NAME-options, -# -# -run: if the function teaish-check-NAME exists after importing -# then it is called. This flag must not be used when calling this -# function from teaish-options. This trumps both -pre and -post. -# -# -pre: if the function teaish-check-NAME exists after importing -# then it is passed to [teaish-checks-queue -pre]. -# -# -post: works like -pre but instead uses[teaish-checks-queue -post]. -proc teaish-import-features {args} { - set pk "" - set doOpt 1 - proj-parse-simple-flags args flags { - -no-options 0 {set doOpt 0} - -run 0 {expr 1} - -pre 0 {set pk -pre} - -post 0 {set pk -post} - } - # - # TODO: never import the same module more than once. The "use" - # command is smart enough to not do that but we would need to - # remember whether or not any teaish-check-${arg}* procs have been - # called before, and skip them. - # - if {$flags(-run) && "" ne $pk} { - proj-error "Cannot use both -run and $pk" \ - " (called from [proj-scope 1])" - } - - foreach arg $args { - uplevel "use teaish/feature/$arg" - if {$doOpt} { - set n "teaish-check-${arg}-options" - if {[llength [info proc $n]] > 0} { - if {"" ne [set x [$n]]} { - options-add $x - } - } - } - if {$flags(-run)} { - set n "teaish-check-${arg}" - if {[llength [info proc $n]] > 0} { - uplevel 1 $n - } - } elseif {"" ne $pk} { - set n "teaish-check-${arg}" - if {[llength [info proc $n]] > 0} { - teaish-checks-queue {*}$pk $n - } - } - } -} |