gnu: All snippets report errors using exceptions, else return #t.

* gnu/packages/admin.scm, gnu/packages/algebra.scm, gnu/packages/audio.scm,
gnu/packages/backup.scm, gnu/packages/base.scm,
gnu/packages/bioinformatics.scm, gnu/packages/cdrom.scm,
gnu/packages/chez.scm, gnu/packages/code.scm, gnu/packages/compression.scm,
gnu/packages/cross-base.scm, gnu/packages/crypto.scm, gnu/packages/cups.scm,
gnu/packages/databases.scm, gnu/packages/dns.scm, gnu/packages/emacs.scm,
gnu/packages/emulators.scm, gnu/packages/engineering.scm,
gnu/packages/enlightenment.scm, gnu/packages/fpga.scm,
gnu/packages/freedesktop.scm, gnu/packages/ftp.scm, gnu/packages/games.scm,
gnu/packages/gcc.scm, gnu/packages/geo.scm, gnu/packages/ghostscript.scm,
gnu/packages/gl.scm, gnu/packages/glib.scm, gnu/packages/gnome.scm,
gnu/packages/gnuzilla.scm, gnu/packages/graphics.scm, gnu/packages/gtk.scm,
gnu/packages/guile.scm, gnu/packages/irc.scm, gnu/packages/java.scm,
gnu/packages/kerberos.scm, gnu/packages/linux.scm, gnu/packages/lisp.scm,
gnu/packages/lxde.scm, gnu/packages/machine-learning.scm,
gnu/packages/mail.scm, gnu/packages/maths.scm, gnu/packages/messaging.scm,
gnu/packages/monitoring.scm, gnu/packages/mp3.scm, gnu/packages/music.scm,
gnu/packages/netpbm.scm, gnu/packages/networking.scm, gnu/packages/node.scm,
gnu/packages/nvi.scm, gnu/packages/ocaml.scm, gnu/packages/pdf.scm,
gnu/packages/perl.scm, gnu/packages/php.scm, gnu/packages/plotutils.scm,
gnu/packages/pretty-print.scm, gnu/packages/profiling.scm,
gnu/packages/pulseaudio.scm, gnu/packages/python-crypto.scm,
gnu/packages/python.scm, gnu/packages/qt.scm, gnu/packages/robotics.scm,
gnu/packages/sawfish.scm, gnu/packages/scanner.scm, gnu/packages/scheme.scm,
gnu/packages/scribus.scm, gnu/packages/sdl.scm,
gnu/packages/serialization.scm, gnu/packages/shells.scm,
gnu/packages/slang.scm, gnu/packages/smalltalk.scm, gnu/packages/ssh.scm,
gnu/packages/sync.scm, gnu/packages/syncthing.scm, gnu/packages/tbb.scm,
gnu/packages/terminals.scm, gnu/packages/texinfo.scm,
gnu/packages/text-editors.scm, gnu/packages/textutils.scm,
gnu/packages/tls.scm, gnu/packages/unrtf.scm,
gnu/packages/version-control.scm, gnu/packages/video.scm,
gnu/packages/vpn.scm, gnu/packages/web.scm, gnu/packages/wm.scm,
gnu/packages/wxwidgets.scm, gnu/packages/xdisorg.scm, gnu/packages/xorg.scm:
In all snippets, report errors using exceptions, or else return #t.

1 files changed, 17 insertions, 11 deletions

diff --git a/gnu/packages/cdrom.scm b/gnu/packages/cdrom.scm
index 672064db12..21b8371f31 100644
--- a/gnu/packages/cdrom.scm
+++ b/gnu/packages/cdrom.scm
@@ -188,9 +188,11 @@ files.")
              (patches (search-patches "cdparanoia-fpic.patch"))
              (modules '((guix build utils)))
              (snippet
-              ;; Make libraries respect LDFLAGS.
-              '(substitute* '("paranoia/Makefile.in" "interface/Makefile.in")
-                 (("-Wl,-soname") "$(LDFLAGS) -Wl,-soname")))))
+              '(begin
+                 ;; Make libraries respect LDFLAGS.
+                 (substitute* '("paranoia/Makefile.in" "interface/Makefile.in")
+                   (("-Wl,-soname") "$(LDFLAGS) -Wl,-soname"))
+                 #t))))
     (build-system gnu-build-system)
     (arguments
      `(#:tests? #f ; there is no check target
@@ -449,9 +451,11 @@ the data.")
                 "0qrcvn7227qaayjcd5rm7z0k5q89qfy5qkdgwr5pd7ih0va8rmpz"))
               (modules '((guix build utils)))
               (snippet
-               '(substitute* "Makefile"
-                  (("/usr/bin/install")
-                   "install")))))
+               '(begin
+                  (substitute* "Makefile"
+                    (("/usr/bin/install")
+                     "install"))
+                  #t))))
     (build-system gnu-build-system)
     (arguments
      '(#:tests? #f
@@ -479,11 +483,13 @@ from an audio CD.")
                 "0f9bjs0phk23vry7gvh0cll9vl6kmc1y4fwwh762scfdvpbp3774"))
               (modules '((guix build utils)))
               (snippet
-               '(substitute* "Makefile"
-                  (("/usr/bin/install")
-                   "install")
-                  (("^etcdir = .*$")
-                   (string-append "etcdir = $(prefix)/etc\n"))))))
+               '(begin
+                  (substitute* "Makefile"
+                    (("/usr/bin/install")
+                     "install")
+                    (("^etcdir = .*$")
+                     (string-append "etcdir = $(prefix)/etc\n")))
+                  #t))))
     (build-system gnu-build-system)
     (arguments
      '(#:phases