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, 15 insertions, 12 deletions

diff --git a/gnu/packages/web.scm b/gnu/packages/web.scm
index 6db59daa2c..a70db24d7b 100644
--- a/gnu/packages/web.scm
+++ b/gnu/packages/web.scm
@@ -539,7 +539,8 @@ data.")
 
                  ;; Don't try to build with -Werror.
                  (substitute* (find-files "." "Makefile\\.in")
-                   (("-Werror") ""))))))
+                   (("-Werror") ""))
+                 #t))))
     (build-system gnu-build-system)
     (arguments '(#:parallel-build? #f
                  #:parallel-tests? #f))
@@ -575,7 +576,8 @@ It aims to conform to RFC 7159.")
 
                  ;; Don't try to build with -Werror.
                  (substitute* (find-files "." "Makefile\\.in")
-                   (("-Werror") ""))))))))
+                   (("-Werror") ""))
+                 #t))))))
 
 (define-public qjson
   (package
@@ -4836,10 +4838,10 @@ config files---you only have to specify the www root.")
                (base32
                 "1w84y61f3ldg2f28q6qlyr1scn3mcx0bsbq3i5xi5w193wh3xa2q"))
               (modules '((guix build utils)))
-              (snippet
-               '(substitute* "src/error.h"
-                  (("__DATE__") "\"1970-01-01\"")
-                  (("__TIME__") "\"00:00:00\"")))))
+              (snippet '(begin
+                          (substitute* "src/error.h"
+                            (("__DATE__") "\"1970-01-01\"")
+                            (("__TIME__") "\"00:00:00\""))))))
     (build-system gnu-build-system)
     (inputs
      ;; TODO: Add dependency on geoip-tools.
@@ -4869,9 +4871,9 @@ on the fly.")
         (base32
          "0mn5s6p68n32xzadz6ds5i6bp44dyxzkq68r1yljlv470jr84bql"))
        (modules '((guix build utils)))
-       (snippet
-        ;; Remove non-free IETF RFC documentation.
-        '(delete-file-recursively "doc"))))
+       (snippet '(begin
+                   ;; Remove non-free IETF RFC documentation.
+                   (delete-file-recursively "doc")))))
     (build-system gnu-build-system)
     (arguments
      `(#:phases
@@ -5005,9 +5007,10 @@ functions of Tidy.")
        (uri (string-append "https://www.hiawatha-webserver.org/files/"
                            "hiawatha-" version ".tar.gz"))
        (modules '((guix build utils)))
-       (snippet
-        ;; We use our packaged mbedtls, so delete the included copy.
-        '(delete-file-recursively "mbedtls"))
+       (snippet '(begin
+                   ;; We use our packaged mbedtls, so delete the included copy.
+                   (delete-file-recursively "mbedtls")
+                   #t))
        (sha256
         (base32
          "0x2zfc8kc6c7rl4gwymwmg13w1c60biv6c6c9fvzpnl59bc9jgin"))))