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# $NetBSD: check-shlibs-macho.awk,v 1.2 2016/02/19 15:10:23 jperkin Exp $
#
# Read a list of potential Mach-O binaries from stdin.
# For each, check the list of required DSOs and ensure that each of them can
# be found correctly, and check that any pkgsrc-installed DSOs belong to a
# full dependency.
#
function shquote(IN, out) {
out = IN;
gsub("\\\\", "\\\\", out);
gsub("\\\n", "\\n", out);
gsub("\\\t", "\\t", out);
gsub(" ", "\\ ", out);
gsub("'", "\\'", out);
gsub("`", "\\`", out);
gsub("\"", "\\\"", out);
gsub(";", "\\;", out);
gsub("&", "\\&", out);
gsub("<", "\\<", out);
gsub(">", "\\>", out);
gsub("\\(", "\\(", out);
gsub("\\)", "\\)", out);
gsub("\\|", "\\|", out);
gsub("\\*", "\\*", out);
gsub("\\?", "\\?", out);
gsub("\\{", "\\{", out);
gsub("\\}", "\\}", out);
gsub("\\[", "\\[", out);
gsub("\\]", "\\]", out);
gsub("\\$", "\\$", out);
gsub("!", "\\!", out);
gsub("#", "\\#", out);
gsub("\\^", "\\^", out);
gsub("~", "\\~", out);
return out;
}
function check_pkg(DSO, pkg, found) {
if (destdir == "")
return 0
if (DSO in pkgcache) {
pkg = pkgcache[DSO]
} else {
cmd = pkg_info_cmd " -Fe " shquote(DSO) " 2>/dev/null"
if ((cmd | getline pkg) < 0) {
close(cmd)
return 0
}
close(cmd)
pkgcache[DSO] = pkg
}
if (pkg == "")
return 0
found=0
while ((getline < depends_file) > 0) {
if ($3 == pkg) {
found=1
if ($1 != "full")
continue
close(depends_file)
return 0
}
}
if (found)
print DSO ": " pkg " is not a runtime dependency"
close(depends_file)
}
function checkshlib(DSO, needed, found) {
cmd = "otool -XL " shquote(DSO) " 2>/dev/null"
while ((cmd | getline) > 0) {
needed[$1] = ""
}
close(cmd)
ndirs = split(cross_destdir ":" destdir, check_dirs, ":")
for (lib in needed) {
#
# Ensure we don't have any WRKDIR references.
#
if (lib == wrkdir ||
substr(lib, 1, length(wrkdir) + 1) == wrkdir "/")
print DSO ": path relative to WRKDIR: " lib
#
# Ensure there are no relative paths.
#
if (substr(lib, 1, 1) != "/")
print DSO ": relative library path: " lib
#
# Check destination dirs for library existence. If found in a
# system path (cross_destdir is somewhat confusing but if set
# it points to the populated cross destdir, otherwise we are
# checking '/') then check_pkg() ensures it is a runtime dep.
#
for (i = 1; i <= ndirs; i++) {
libfile = check_dirs[i] lib
if (!(libfile in libcache))
libcache[libfile] = system("test -f " \
shquote(libfile))
if (libcache[libfile] == 0) {
check_pkg(lib)
found = 1
break
}
}
if (found == 0)
print DSO ": missing library: " lib
}
}
BEGIN {
cross_destdir = ENVIRON["CROSS_DESTDIR"]
destdir = ENVIRON["DESTDIR"]
wrkdir = ENVIRON["WRKDIR"]
pkg_info_cmd = ENVIRON["PKG_INFO_CMD"]
depends_file = ENVIRON["DEPENDS_FILE"]
}
{ checkshlib($0); }
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