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1 | 1 | #!/bin/sh |
2 | 2 |
|
3 | 3 | # |
4 | | -# Copyright © 2015-2021 the original authors. |
| 4 | +# Copyright © 2015-2021 the original authors. |
5 | 5 | # |
6 | 6 | # Licensed under the Apache License, Version 2.0 (the "License"); |
7 | 7 | # you may not use this file except in compliance with the License. |
|
32 | 32 | # Busybox and similar reduced shells will NOT work, because this script |
33 | 33 | # requires all of these POSIX shell features: |
34 | 34 | # * functions; |
35 | | -# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», |
36 | | -# «${var#prefix}», «${var%suffix}», and «$( cmd )»; |
37 | | -# * compound commands having a testable exit status, especially «case»; |
38 | | -# * various built-in commands including «command», «set», and «ulimit». |
| 35 | +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», |
| 36 | +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; |
| 37 | +# * compound commands having a testable exit status, especially «case»; |
| 38 | +# * various built-in commands including «command», «set», and «ulimit». |
39 | 39 | # |
40 | 40 | # Important for patching: |
41 | 41 | # |
|
55 | 55 | # Darwin, MinGW, and NonStop. |
56 | 56 | # |
57 | 57 | # (3) This script is generated from the Groovy template |
58 | | -# https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt |
| 58 | +# https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt |
59 | 59 | # within the Gradle project. |
60 | 60 | # |
61 | 61 | # You can find Gradle at https://github.com/gradle/gradle/. |
|
80 | 80 | esac |
81 | 81 | done |
82 | 82 |
|
83 | | -APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit |
84 | | - |
85 | | -APP_NAME="Gradle" |
| 83 | +# This is normally unused |
| 84 | +# shellcheck disable=SC2034 |
86 | 85 | APP_BASE_NAME=${0##*/} |
87 | | - |
88 | | -# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. |
89 | | -DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' |
| 86 | +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) |
| 87 | +APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit |
90 | 88 |
|
91 | 89 | # Use the maximum available, or set MAX_FD != -1 to use that value. |
92 | 90 | MAX_FD=maximum |
@@ -133,22 +131,29 @@ location of your Java installation." |
133 | 131 | fi |
134 | 132 | else |
135 | 133 | JAVACMD=java |
136 | | - which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. |
| 134 | + if ! command -v java >/dev/null 2>&1 |
| 135 | + then |
| 136 | + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. |
137 | 137 |
|
138 | 138 | Please set the JAVA_HOME variable in your environment to match the |
139 | 139 | location of your Java installation." |
| 140 | + fi |
140 | 141 | fi |
141 | 142 |
|
142 | 143 | # Increase the maximum file descriptors if we can. |
143 | 144 | if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then |
144 | 145 | case $MAX_FD in #( |
145 | 146 | max*) |
| 147 | + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. |
| 148 | + # shellcheck disable=SC2039,SC3045 |
146 | 149 | MAX_FD=$( ulimit -H -n ) || |
147 | 150 | warn "Could not query maximum file descriptor limit" |
148 | 151 | esac |
149 | 152 | case $MAX_FD in #( |
150 | 153 | '' | soft) :;; #( |
151 | 154 | *) |
| 155 | + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. |
| 156 | + # shellcheck disable=SC2039,SC3045 |
152 | 157 | ulimit -n "$MAX_FD" || |
153 | 158 | warn "Could not set maximum file descriptor limit to $MAX_FD" |
154 | 159 | esac |
@@ -193,18 +198,28 @@ if "$cygwin" || "$msys" ; then |
193 | 198 | done |
194 | 199 | fi |
195 | 200 |
|
196 | | -# Collect all arguments for the java command; |
197 | | -# * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of |
198 | | -# shell script including quotes and variable substitutions, so put them in |
199 | | -# double quotes to make sure that they get re-expanded; and |
200 | | -# * put everything else in single quotes, so that it's not re-expanded. |
| 201 | + |
| 202 | +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. |
| 203 | +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' |
| 204 | + |
| 205 | +# Collect all arguments for the java command: |
| 206 | +# * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, |
| 207 | +# and any embedded shellness will be escaped. |
| 208 | +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be |
| 209 | +# treated as '${Hostname}' itself on the command line. |
201 | 210 |
|
202 | 211 | set -- \ |
203 | 212 | "-Dorg.gradle.appname=$APP_BASE_NAME" \ |
204 | 213 | -classpath "$CLASSPATH" \ |
205 | 214 | org.gradle.wrapper.GradleWrapperMain \ |
206 | 215 | "$@" |
207 | 216 |
|
| 217 | +# Stop when "xargs" is not available. |
| 218 | +if ! command -v xargs >/dev/null 2>&1 |
| 219 | +then |
| 220 | + die "xargs is not available" |
| 221 | +fi |
| 222 | + |
208 | 223 | # Use "xargs" to parse quoted args. |
209 | 224 | # |
210 | 225 | # With -n1 it outputs one arg per line, with the quotes and backslashes removed. |
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