| #!/usr/bin/env bash |
| set -o errexit -o pipefail -o posix |
| |
| # Copyright (c) 2019-2025 Cosmin Truta. |
| # |
| # Use, modification and distribution are subject to the MIT License. |
| # Please see the accompanying file LICENSE_MIT.txt |
| # |
| # SPDX-License-Identifier: MIT |
| |
| # shellcheck source=ci/lib/ci.lib.sh |
| source "$(dirname "$0")/lib/ci.lib.sh" |
| cd "$CI_TOPLEVEL_DIR" |
| |
| # Declare the global environments collected from various sources. |
| declare CI_ENV_LIBPNG_VER # collected from png.h |
| declare CI_ENV_AUTOCONF_VER # collected from configure.ac |
| declare CI_ENV_CMAKE_VER # collected from CMakeLists.txt |
| declare CI_ENV_LIBPNGCONFIG_VER # collected from scripts/libpng-config-head.in |
| |
| function ci_run_shellify { |
| local my_script my_result |
| my_script="$CI_SCRIPT_DIR/libexec/ci_shellify_${1#--}.sh" |
| shift 1 |
| [[ -f $my_script ]] || { |
| ci_err_internal "missing script: '$my_script'" |
| } |
| ci_info "shellifying:" "$@" |
| "$BASH" "$my_script" "$@" |
| echo "$my_result" | "$BASH" --posix || ci_err "bad shellify output" |
| echo "$my_result" |
| } |
| |
| function ci_init_version_verification { |
| ci_info "## START OF VERIFICATION ##" |
| CI_ENV_LIBPNG_VER="$(ci_run_shellify --c png.h)" |
| echo "$CI_ENV_LIBPNG_VER" |
| CI_ENV_AUTOCONF_VER="$(ci_run_shellify --autoconf configure.ac)" |
| echo "$CI_ENV_AUTOCONF_VER" |
| CI_ENV_CMAKE_VER="$(ci_run_shellify --cmake CMakeLists.txt)" |
| echo "$CI_ENV_CMAKE_VER" |
| CI_ENV_LIBPNGCONFIG_VER="$(ci_run_shellify --shell scripts/libpng-config-head.in)" |
| echo "$CI_ENV_LIBPNGCONFIG_VER" |
| } |
| |
| # shellcheck disable=SC2154 |
| function ci_do_version_verification { |
| local my_expect |
| ci_info "## VERIFYING: version definitions in 'png.h' ##" |
| eval "$CI_ENV_LIBPNG_VER" |
| my_expect="${PNG_LIBPNG_VER_MAJOR}.${PNG_LIBPNG_VER_MINOR}.${PNG_LIBPNG_VER_RELEASE}" |
| if [[ "$PNG_LIBPNG_VER_STRING" == "$my_expect"* ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_VER_STRING == $my_expect*" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_VER_STRING != $my_expect*" |
| fi |
| my_expect=$((PNG_LIBPNG_VER_MAJOR*10000 + PNG_LIBPNG_VER_MINOR*100 + PNG_LIBPNG_VER_RELEASE)) |
| if [[ "$PNG_LIBPNG_VER" == "$my_expect" ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_VER == $my_expect" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_VER != $my_expect" |
| fi |
| my_expect=$((PNG_LIBPNG_VER_MAJOR*10 + PNG_LIBPNG_VER_MINOR)) |
| if [[ "$PNG_LIBPNG_VER_SHAREDLIB" == "$my_expect" ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_VER_SHAREDLIB == $my_expect" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_VER_SHAREDLIB != $my_expect" |
| fi |
| if [[ "$PNG_LIBPNG_VER_SONUM" == "$my_expect" ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_VER_SONUM == $my_expect" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_VER_SONUM != $my_expect" |
| fi |
| if [[ "$PNG_LIBPNG_VER_DLLNUM" == "$my_expect" ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_VER_DLLNUM == $my_expect" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_VER_DLLNUM != $my_expect" |
| fi |
| if [[ "$PNG_LIBPNG_VER_BUILD" == [01] ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_VER_BUILD == [01]" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_VER_BUILD != [01]" |
| fi |
| ci_info "## VERIFYING: build definitions in 'png.h' ##" |
| my_expect="${PNG_LIBPNG_VER_MAJOR}.${PNG_LIBPNG_VER_MINOR}.${PNG_LIBPNG_VER_RELEASE}" |
| if [[ "$PNG_LIBPNG_VER_STRING" == "$my_expect" ]] |
| then |
| if [[ $PNG_LIBPNG_VER_BUILD -eq 0 ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_VER_BUILD -eq 0" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_VER_BUILD -ne 0" |
| fi |
| if [[ $PNG_LIBPNG_BUILD_BASE_TYPE -eq $PNG_LIBPNG_BUILD_STABLE ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_BUILD_BASE_TYPE -eq \$PNG_LIBPNG_BUILD_STABLE" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_BUILD_BASE_TYPE -ne \$PNG_LIBPNG_BUILD_STABLE" |
| fi |
| elif [[ "$PNG_LIBPNG_VER_STRING" == "$my_expect".git ]] |
| then |
| if [[ $PNG_LIBPNG_VER_BUILD -ne 0 ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_VER_BUILD -ne 0" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_VER_BUILD -eq 0" |
| fi |
| if [[ $PNG_LIBPNG_BUILD_BASE_TYPE -ne $PNG_LIBPNG_BUILD_STABLE ]] |
| then |
| ci_info "matched: \$PNG_LIBPNG_BUILD_BASE_TYPE -ne \$PNG_LIBPNG_BUILD_STABLE" |
| else |
| ci_err "mismatched: \$PNG_LIBPNG_BUILD_BASE_TYPE -eq \$PNG_LIBPNG_BUILD_STABLE" |
| fi |
| else |
| ci_err "unexpected: \$PNG_LIBPNG_VER_STRING == '$PNG_LIBPNG_VER_STRING'" |
| fi |
| ci_info "## VERIFYING: type definitions in 'png.h' ##" |
| my_expect="$(echo "png_libpng_version_${PNG_LIBPNG_VER_STRING}" | tr . _)" |
| ci_spawn grep -w -e "$my_expect" png.h |
| ci_info "## VERIFYING: version definitions in 'configure.ac' ##" |
| eval "$CI_ENV_AUTOCONF_VER" |
| if [[ "$PNGLIB_VERSION" == "$PNG_LIBPNG_VER_STRING" ]] |
| then |
| ci_info "matched: \$PNGLIB_VERSION == \$PNG_LIBPNG_VER_STRING" |
| else |
| ci_err "mismatched: \$PNGLIB_VERSION != \$PNG_LIBPNG_VER_STRING" |
| fi |
| ci_info "## VERIFYING: version definitions in 'CMakeLists.txt' ##" |
| eval "$CI_ENV_CMAKE_VER" |
| if [[ "$PNGLIB_VERSION" == "$PNG_LIBPNG_VER_STRING" && "$PNGLIB_SUBREVISION" == 0 ]] |
| then |
| ci_info "matched: \$PNGLIB_VERSION == \$PNG_LIBPNG_VER_STRING" |
| ci_info "matched: \$PNGLIB_SUBREVISION == 0" |
| elif [[ "$PNGLIB_VERSION.$PNGLIB_SUBREVISION" == "$PNG_LIBPNG_VER_STRING" ]] |
| then |
| ci_info "matched: \$PNGLIB_VERSION.\$PNGLIB_SUBREVISION == \$PNG_LIBPNG_VER_STRING" |
| else |
| ci_err "mismatched: \$PNGLIB_VERSION != \$PNG_LIBPNG_VER_STRING" |
| fi |
| ci_info "## VERIFYING: version definitions in 'scripts/libpng-config-head.in' ##" |
| eval "$CI_ENV_LIBPNGCONFIG_VER" |
| if [[ "$version" == "$PNG_LIBPNG_VER_STRING" ]] |
| then |
| ci_info "matched: \$version == \$PNG_LIBPNG_VER_STRING" |
| else |
| ci_err "mismatched: \$version != \$PNG_LIBPNG_VER_STRING" |
| fi |
| } |
| |
| function ci_finish_version_verification { |
| ci_info "## END OF VERIFICATION ##" |
| # Relying on "set -o errexit" to not reach here in case of error. |
| ci_info "## SUCCESS ##" |
| } |
| |
| function ci_verify_version { |
| ci_init_version_verification |
| ci_do_version_verification |
| ci_finish_version_verification |
| } |
| |
| function usage { |
| echo "usage: $CI_SCRIPT_NAME [<options>]" |
| echo "options: -?|-h|--help" |
| exit "${@:-0}" |
| } |
| |
| function main { |
| local opt |
| while getopts ":" opt |
| do |
| # This ain't a while-loop. It only pretends to be. |
| [[ $1 == -[?h]* || $1 == --help || $1 == --help=* ]] && usage 0 |
| ci_err "unknown option: '$1'" |
| done |
| shift $((OPTIND - 1)) |
| [[ $# -eq 0 ]] || { |
| echo >&2 "error: unexpected argument: '$1'" |
| usage 2 |
| } |
| # And... go! |
| ci_verify_version |
| } |
| |
| main "$@" |
