maint.mk: let po check work in VPATH build

[gnulib.git] / top / maint.mk

diff --git a/top/maint.mk b/top/maint.mk
index 1df8c7a..6dde022 100644 (file)
--- a/top/maint.mk
+++ b/top/maint.mk
@@ -955,13 +955,13 @@ fix_po_file_diag = \
 apply the above patch\n'
 
 # Verify that all source files using _() are listed in po/POTFILES.in.
-po_file = po/POTFILES.in
+po_file ?= $(srcdir)/po/POTFILES.in
 sc_po_check:
        @if test -f $(po_file); then                                    \
          grep -E -v '^(#|$$)' $(po_file)                               \
            | grep -v '^src/false\.c$$' | sort > $@-1;                  \
          files=;                                                       \
-         for file in $$($(VC_LIST_EXCEPT)) lib/*.[ch]; do              \
+         for file in $$($(VC_LIST_EXCEPT)) $(srcdir)lib/*.[ch]; do     \
            test -r $$file || continue;                                 \
            case $$file in                                              \
              *.m4|*.mk) continue ;;                                    \
@@ -976,7 +976,7 @@ sc_po_check:
            files="$$files $$file";                                     \
          done;                                                         \
          grep -E -l '\b(N?_|gettext *)\([^)"]*("|$$)' $$files          \
-           | sort -u > $@-2;                                           \
+           | sort -u | sed 's|^$(_dot_escaped_srcdir)/||' > $@-2;      \
          diff -u -L $(po_file) -L $(po_file) $@-1 $@-2                 \
            || { printf '$(ME): '$(fix_po_file_diag) 1>&2; exit 1; };   \
          rm -f $@-1 $@-2;                                              \