diff options
| -rwxr-xr-x | tools/build/check-links.sh | 51 |
1 files changed, 30 insertions, 21 deletions
diff --git a/tools/build/check-links.sh b/tools/build/check-links.sh index 3400e03..9bf7e45 100755 --- a/tools/build/check-links.sh +++ b/tools/build/check-links.sh @@ -1,6 +1,23 @@ #!/bin/sh # $FreeBSD$ +libkey() { + libkey="lib_symbols_$1" + patterns=[.+,-] + replacement=_ + while :; do + case " ${libkey} " in + *${patterns}*) + libkey="${libkey%%${patterns}*}${replacement}${libkey#*${patterns}}" + ;; + *) + break + ;; + esac + done + return 0 +} + ret=0 CHECK_UNRESOLVED=1 while getopts "U" flag; do @@ -11,33 +28,17 @@ done shift $((OPTIND-1)) mime=$(file -L --mime-type $1) +isbin=0 case $mime in -*application/x-executable);; +*application/x-executable) isbin=1 ;; *application/x-sharedlib);; *) echo "Not an elf file" >&2 ; exit 1;; esac # Gather all symbols from the target -unresolved_symbols=$(nm -D -u --format=posix "$1" | awk '$2 == "U" {print $1}' | tr '\n' ' ') +unresolved_symbols=$(nm -D --format=posix "$1" | awk -v isbin=${isbin} '$2 == "U" || ($2 == "B" && $4 != "" && isbin == 1) {print $1}' | tr '\n' ' ') ldd_libs=$(ldd $(realpath $1) | awk '{print $1 ":" $3}') -libkey() { - libkey="lib_symbols_$1" - patterns=[.+,-] - replacement=_ - while :; do - case " ${libkey} " in - *${patterns}*) - libkey="${libkey%%${patterns}*}${replacement}${libkey#*${patterns}}" - ;; - *) - break - ;; - esac - done - return 0 -} - # Check for useful libs list_libs= resolved_symbols= @@ -50,11 +51,11 @@ for lib in $(readelf -d $1 | awk '$2 ~ /\(?NEEDED\)?/ { sub(/\[/,"",$NF); sub(/\ done list_libs="$list_libs $lib" foundone= - lib_symbols="$(nm -D --defined-only --format=posix "${libpath}" | awk '$2 ~ /R|D|T|W|B|V/ {print $1}' | tr '\n' ' ')" + lib_symbols="$(nm -D --defined-only --format=posix "${libpath}" | awk '$2 ~ /C|R|D|T|W|B|V/ {print $1}' | tr '\n' ' ')" if [ ${CHECK_UNRESOLVED} -eq 1 ]; then # Save the global symbols for this lib libkey "${lib}" - setvar "${libkey}" "${lib_symbols}" + setvar "${libkey}" "${lib_symbols}" fi for fct in ${lib_symbols}; do case " ${unresolved_symbols} " in @@ -70,6 +71,14 @@ for lib in $(readelf -d $1 | awk '$2 ~ /\(?NEEDED\)?/ { sub(/\[/,"",$NF); sub(/\ done if [ ${CHECK_UNRESOLVED} -eq 1 ]; then + # Add in crt1 symbols + list_libs="${list_libs} crt1.o" + lib_symbols="$(nm --defined-only --format=posix "/usr/lib/crt1.o" | awk '$2 ~ /C|R|D|T|W|B|V/ {print $1}' | tr '\n' ' ')" + # Save the global symbols for this lib + libkey "crt1.o" + setvar "${libkey}" "${lib_symbols}" + + # No search libs for all symbols and report missing ones. for sym in ${unresolved_symbols}; do found=0 for lib in ${list_libs}; do |
