xref: /aosp_15_r20/prebuilts/cmdline-tools/tools/bin/lint (revision ec4b0377db3938a8cbcb4033b9a97789ce658793)
1#!/usr/bin/env sh
2
3##############################################################################
4##
5##  lint start up script for Linux
6##
7##############################################################################
8
9# Attempt to set APP_HOME
10# Resolve links: $0 may be a link
11PRG="$0"
12# Need this for relative symlinks.
13while [ -h "$PRG" ] ; do
14    ls=`ls -ld "$PRG"`
15    link=`expr "$ls" : '.*-> \(.*\)$'`
16    if expr "$link" : '/.*' > /dev/null; then
17        PRG="$link"
18    else
19        PRG=`dirname "$PRG"`"/$link"
20    fi
21done
22SAVED="`pwd`"
23cd "`dirname \"$PRG\"`/.." >/dev/null
24APP_HOME="`pwd -P`"
25cd "$SAVED" >/dev/null
26
27APP_NAME="lint"
28APP_BASE_NAME=`basename "$0"`
29
30# Add default JVM options here. You can also use JAVA_OPTS and LINT_OPTS to pass JVM options to this script.
31DEFAULT_JVM_OPTS='-Xmx1024m -Dcom.android.tools.lint.bindir=$APP_HOME'
32
33# Use the maximum available, or set MAX_FD != -1 to use that value.
34MAX_FD="maximum"
35
36warn () {
37    echo "$*"
38}
39
40die () {
41    echo
42    echo "$*"
43    echo
44    exit 1
45}
46
47# OS specific support (must be 'true' or 'false').
48cygwin=false
49msys=false
50darwin=false
51nonstop=false
52case "`uname`" in
53  CYGWIN* )
54    cygwin=true
55    ;;
56  Darwin* )
57    darwin=true
58    ;;
59  MINGW* )
60    msys=true
61    ;;
62  NONSTOP* )
63    nonstop=true
64    ;;
65esac
66
67# CLASSPATH=$APP_HOME/lib/lint-classpath.jar
68
69# BEGIN ANDROID PLATFORM
70# Check ../framework/lint.jar first before falling back to ../lib/lint-classpath.jar.
71CLASSPATH=$APP_HOME/framework/lint.jar
72if [ ! -e $CLASSPATH ]; then
73  CLASSPATH=$APP_HOME/lib//lint-classpath.jar
74fi
75# END ANDROID PLATFORM
76
77
78# Determine the Java command to use to start the JVM.
79if [ -n "$JAVA_HOME" ] ; then
80    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
81        # IBM's JDK on AIX uses strange locations for the executables
82        JAVACMD="$JAVA_HOME/jre/sh/java"
83    else
84        JAVACMD="$JAVA_HOME/bin/java"
85    fi
86    if [ ! -x "$JAVACMD" ] ; then
87        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
88
89Please set the JAVA_HOME variable in your environment to match the
90location of your Java installation."
91    fi
92else
93    JAVACMD="java"
94    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
95
96Please set the JAVA_HOME variable in your environment to match the
97location of your Java installation."
98fi
99
100# Increase the maximum file descriptors if we can.
101if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
102    MAX_FD_LIMIT=`ulimit -H -n`
103    if [ $? -eq 0 ] ; then
104        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
105            MAX_FD="$MAX_FD_LIMIT"
106        fi
107        ulimit -n $MAX_FD
108        if [ $? -ne 0 ] ; then
109            warn "Could not set maximum file descriptor limit: $MAX_FD"
110        fi
111    else
112        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
113    fi
114fi
115
116# For Darwin, add options to specify how the application appears in the dock
117if $darwin; then
118    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
119fi
120
121# For Cygwin, switch paths to Windows format before running java
122if $cygwin ; then
123    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
124    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
125    JAVACMD=`cygpath --unix "$JAVACMD"`
126
127    # We build the pattern for arguments to be converted via cygpath
128    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
129    SEP=""
130    for dir in $ROOTDIRSRAW ; do
131        ROOTDIRS="$ROOTDIRS$SEP$dir"
132        SEP="|"
133    done
134    OURCYGPATTERN="(^($ROOTDIRS))"
135    # Add a user-defined pattern to the cygpath arguments
136    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
137        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
138    fi
139    # Now convert the arguments - kludge to limit ourselves to /bin/sh
140    i=0
141    for arg in "$@" ; do
142        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
143        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
144
145        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
146            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
147        else
148            eval `echo args$i`="\"$arg\""
149        fi
150        i=$((i+1))
151    done
152    case $i in
153        (0) set -- ;;
154        (1) set -- "$args0" ;;
155        (2) set -- "$args0" "$args1" ;;
156        (3) set -- "$args0" "$args1" "$args2" ;;
157        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
158        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
159        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
160        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
161        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
162        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
163    esac
164fi
165
166# Escape application args
167save () {
168    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
169    echo " "
170}
171APP_ARGS=$(save "$@")
172
173# Collect all arguments for the java command, following the shell quoting and substitution rules
174eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $LINT_OPTS -classpath "\"$CLASSPATH\"" com.android.tools.lint.Main "$APP_ARGS"
175
176# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
177if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
178  cd "$(dirname "$0")"
179fi
180
181exec "$JAVACMD" "$@"
182