• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1#!/usr/bin/env bash
2set -e
3
4# ci_cmake.sh
5# Continuously integrate libpng using CMake.
6#
7# Copyright (c) 2019-2022 Cosmin Truta.
8#
9# This software is released under the libpng license.
10# For conditions of distribution and use, see the disclaimer
11# and license in png.h.
12
13CI_SCRIPTNAME="$(basename "$0")"
14CI_SCRIPTDIR="$(cd "$(dirname "$0")" && pwd)"
15CI_SRCDIR="$(dirname "$CI_SCRIPTDIR")"
16CI_BUILDDIR="$CI_SRCDIR/out/cmake.build"
17CI_INSTALLDIR="$CI_SRCDIR/out/cmake.install"
18
19function ci_info {
20    printf >&2 "%s: %s\\n" "$CI_SCRIPTNAME" "$*"
21}
22
23function ci_err {
24    printf >&2 "%s: error: %s\\n" "$CI_SCRIPTNAME" "$*"
25    exit 2
26}
27
28function ci_spawn {
29    printf >&2 "%s: executing:" "$CI_SCRIPTNAME"
30    printf >&2 " %q" "$@"
31    printf >&2 "\\n"
32    "$@"
33}
34
35function ci_init_cmake {
36    CI_SYSTEM_NAME="$(uname -s)"
37    CI_MACHINE_NAME="$(uname -m)"
38    CI_CMAKE="${CI_CMAKE:-cmake}"
39    CI_CTEST="${CI_CTEST:-ctest}"
40    CI_CMAKE_BUILD_TYPE="${CI_CMAKE_BUILD_TYPE:-Release}"
41    [[ -x $(command -v ninja) ]] && CI_CMAKE_GENERATOR="${CI_CMAKE_GENERATOR:-Ninja}"
42    if [[ $CI_CMAKE_GENERATOR == "Visual Studio"* ]]
43    then
44        # Initialize the CI_...DIR_NATIVE variables, for the benefit of
45        # the native Windows build tools. The regular CI_...DIR variables
46        # can only be used inside Bash-on-Windows.
47        mkdir -p "$CI_BUILDDIR"
48        mkdir -p "$CI_INSTALLDIR"
49        if [[ -x $CYGPATH ]]
50        then
51            CI_SRCDIR_NATIVE="$("$CYGPATH" -w "$CI_SRCDIR")"
52            CI_BUILDDIR_NATIVE="$("$CYGPATH" -w "$CI_BUILDDIR")"
53            CI_INSTALLDIR_NATIVE="$("$CYGPATH" -w "$CI_INSTALLDIR")"
54        else
55            CI_SRCDIR_NATIVE="$(cd "$CI_SRCDIR" ; pwd -W || pwd -P)"
56            CI_BUILDDIR_NATIVE="$(cd "$CI_BUILDDIR" ; pwd -W || pwd -P)"
57            CI_INSTALLDIR_NATIVE="$(cd "$CI_INSTALLDIR" ; pwd -W || pwd -P)"
58        fi
59        # Clean up incidental mixtures of Windows and Bash-on-Windows
60        # environment variables, to avoid confusing MSBuild.
61        [[ $TEMP && ( $Temp || $temp ) ]] && unset TEMP
62        [[ $TMP && ( $Tmp || $tmp ) ]] && unset TMP
63        # Ensure that CI_CMAKE_GENERATOR_PLATFORM is initialized for this generator.
64        [[ $CI_CMAKE_GENERATOR_PLATFORM ]] || ci_err "missing: \$CI_CMAKE_GENERATOR_PLATFORM"
65    fi
66}
67
68function ci_trace_cmake {
69    ci_info "## START OF CONFIGURATION ##"
70    ci_info "system name: $CI_SYSTEM_NAME"
71    ci_info "machine hardware name: $CI_MACHINE_NAME"
72    ci_info "source directory: $CI_SRCDIR"
73    [[ $CI_SRCDIR_NATIVE ]] &&
74        ci_info "source directory (native): $CI_SRCDIR_NATIVE"
75    ci_info "build directory: $CI_BUILDDIR"
76    [[ $CI_BUILDDIR_NATIVE ]] &&
77        ci_info "build directory (native): $CI_BUILDDIR_NATIVE"
78    ci_info "install directory: $CI_INSTALLDIR"
79    [[ $CI_INSTALLDIR_NATIVE ]] &&
80        ci_info "install directory (native): $CI_INSTALLDIR_NATIVE"
81    ci_info "environment option: \$CI_CMAKE: '$CI_CMAKE'"
82    ci_info "environment option: \$CI_CMAKE_GENERATOR: '$CI_CMAKE_GENERATOR'"
83    ci_info "environment option: \$CI_CMAKE_GENERATOR_PLATFORM: '$CI_CMAKE_GENERATOR_PLATFORM'"
84    ci_info "environment option: \$CI_CMAKE_BUILD_TYPE: '$CI_CMAKE_BUILD_TYPE'"
85    ci_info "environment option: \$CI_CMAKE_BUILD_FLAGS: '$CI_CMAKE_BUILD_FLAGS'"
86    ci_info "environment option: \$CI_CMAKE_VARS: '$CI_CMAKE_VARS'"
87    ci_info "environment option: \$CI_CTEST: '$CI_CTEST'"
88    ci_info "environment option: \$CI_CTEST_FLAGS: '$CI_CTEST_FLAGS'"
89    ci_info "environment option: \$CI_CC: '$CI_CC'"
90    ci_info "environment option: \$CI_CC_FLAGS: '$CI_CC_FLAGS'"
91    ci_info "environment option: \$CI_AR: '$CI_AR'"
92    ci_info "environment option: \$CI_RANLIB: '$CI_RANLIB'"
93    ci_info "environment option: \$CI_SANITIZERS: '$CI_SANITIZERS'"
94    ci_info "environment option: \$CI_NO_TEST: '$CI_NO_TEST'"
95    ci_info "environment option: \$CI_NO_INSTALL: '$CI_NO_INSTALL'"
96    ci_info "environment option: \$CI_NO_CLEAN: '$CI_NO_CLEAN'"
97    ci_info "executable: \$CI_CMAKE: $(command -V "$CI_CMAKE")"
98    ci_info "executable: \$CI_CTEST: $(command -V "$CI_CTEST")"
99    [[ $CI_CMAKE_GENERATOR == *"Ninja"* ]] &&
100        ci_info "executable: $(command -V ninja)"
101    [[ $CI_CC ]] &&
102        ci_info "executable: \$CI_CC: $(command -V "$CI_CC")"
103    [[ $CI_AR ]] &&
104        ci_info "executable: \$CI_AR: $(command -V "$CI_AR")"
105    [[ $CI_RANLIB ]] &&
106        ci_info "executable: \$CI_RANLIB: $(command -V "$CI_RANLIB")"
107    ci_info "## END OF CONFIGURATION ##"
108}
109
110function ci_build_cmake {
111    ci_info "## START OF BUILD ##"
112    ci_spawn "$(command -v "$CI_CMAKE")" --version
113    ci_spawn "$(command -v "$CI_CTEST")" --version
114    # Initialize ALL_CC_FLAGS as a string.
115    local ALL_CC_FLAGS="$CI_CC_FLAGS"
116    [[ $CI_SANITIZERS ]] && ALL_CC_FLAGS="-fsanitize=$CI_SANITIZERS $ALL_CC_FLAGS"
117    # Initialize ALL_CMAKE_VARS, ALL_CMAKE_BUILD_FLAGS and ALL_CTEST_FLAGS as arrays.
118    local -a ALL_CMAKE_VARS=()
119    [[ $CI_CC ]] && ALL_CMAKE_VARS+=(-DCMAKE_C_COMPILER="$CI_CC")
120    [[ $ALL_CC_FLAGS ]] && ALL_CMAKE_VARS+=(-DCMAKE_C_FLAGS="$ALL_CC_FLAGS")
121    [[ $CI_AR ]] && ALL_CMAKE_VARS+=(-DCMAKE_AR="$CI_AR")
122    [[ $CI_RANLIB ]] && ALL_CMAKE_VARS+=(-DCMAKE_RANLIB="$CI_RANLIB")
123    ALL_CMAKE_VARS+=(-DCMAKE_BUILD_TYPE="$CI_CMAKE_BUILD_TYPE")
124    ALL_CMAKE_VARS+=(-DCMAKE_VERBOSE_MAKEFILE=ON)
125    [[ $CI_NO_TEST ]] && ALL_CMAKE_VARS+=(-DPNG_TESTS=OFF)
126    ALL_CMAKE_VARS+=($CI_CMAKE_VARS)
127    local -a ALL_CMAKE_BUILD_FLAGS=($CI_CMAKE_BUILD_FLAGS)
128    local -a ALL_CTEST_FLAGS=($CI_CTEST_FLAGS)
129    # Initialize SRCDIR_NATIVE and INSTALLDIR_NATIVE.
130    local SRCDIR_NATIVE="${CI_SRCDIR_NATIVE:-"$CI_SRCDIR"}"
131    local INSTALLDIR_NATIVE="${CI_INSTALLDIR_NATIVE:-"$CI_INSTALLDIR"}"
132    # Export the CMake environment variables.
133    [[ $CI_CMAKE_GENERATOR ]] &&
134        ci_spawn export CMAKE_GENERATOR="$CI_CMAKE_GENERATOR"
135    [[ $CI_CMAKE_GENERATOR_PLATFORM ]] &&
136        ci_spawn export CMAKE_GENERATOR_PLATFORM="$CI_CMAKE_GENERATOR_PLATFORM"
137    # Build and install.
138    ci_spawn rm -fr "$CI_BUILDDIR" "$CI_INSTALLDIR"
139    ci_spawn mkdir -p "$CI_BUILDDIR"
140    ci_spawn cd "$CI_BUILDDIR"
141    ci_spawn "$CI_CMAKE" "${ALL_CMAKE_VARS[@]}" \
142                         -DCMAKE_INSTALL_PREFIX="$INSTALLDIR_NATIVE" \
143                         "$SRCDIR_NATIVE"
144    ci_spawn "$CI_CMAKE" --build . \
145                         --config "$CI_CMAKE_BUILD_TYPE" \
146                         "${ALL_CMAKE_BUILD_FLAGS[@]}"
147    [[ $CI_NO_TEST ]] ||
148        ci_spawn "$CI_CTEST" --build-config "$CI_CMAKE_BUILD_TYPE" \
149                             "${ALL_CTEST_FLAGS[@]}"
150    [[ $CI_NO_INSTALL ]] ||
151        ci_spawn "$CI_CMAKE" --build . \
152                             --config "$CI_CMAKE_BUILD_TYPE" \
153                             --target install \
154                             "${ALL_CMAKE_BUILD_FLAGS[@]}"
155    [[ $CI_NO_CLEAN ]] ||
156        ci_spawn "$CI_CMAKE" --build . \
157                             --config "$CI_CMAKE_BUILD_TYPE" \
158                             --target clean \
159                             "${ALL_CMAKE_BUILD_FLAGS[@]}"
160    ci_info "## END OF BUILD ##"
161}
162
163ci_init_cmake
164ci_trace_cmake
165[[ $# -eq 0 ]] || {
166    ci_info "note: this program accepts environment options only"
167    ci_err "unexpected command arguments: '$*'"
168}
169ci_build_cmake
170