xbps-src: apply sane indentation to all shell code.

common/xbps-src/libexec/xbps-src-dobuild.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 #
+# vim: set ts=4 sw=4 et:
+#
 # Passed arguments:
 #	$1 - pkgname to build [REQUIRED]
 #	$2 - cross target [OPTIONAL]

common/xbps-src/libexec/xbps-src-doconfigure.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 #
+# vim: set ts=4 sw=4 et:
+#
 # Passed arguments:
 #	$1 - pkgname to configure [REQUIRED]
 #	$2 - cross target [OPTIONAL]

common/xbps-src/libexec/xbps-src-doextract.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 #
+# vim: set ts=4 sw=4 et:
+#
 # Passed arguments:
 #	$1 - pkgname [REQUIRED]
 #	$2 - cross target [OPTIONAL]

common/xbps-src/libexec/xbps-src-dofetch.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 #
+# vim: set ts=4 sw=4 et:
+#
 # Passed arguments:
 # 	$1 - pkgname [REQUIRED]
 #	$2 - cross target [OPTIONAL]

common/xbps-src/libexec/xbps-src-doinstall.sh

@@ -1,5 +1,7 @@
 #!//bin/bash
 #
+# vim: set ts=4 sw=4 et:
+#
 # Passed arguments:
 #	$1 - pkgname [REQUIRED]
 #	$2 - cross target [OPTIONAL]

common/xbps-src/libexec/xbps-src-dopkg.sh

@@ -1,5 +1,7 @@
 #!//bin/bash
 #
+# vim: set ts=4 sw=4 et:
+#
 # Passed arguments:
 #	$1 - pkgname [REQUIRED]
 #	$2 - cross target [OPTIONAL]

common/xbps-src/libexec/xbps-src-genpkg.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 #
+# vim: set ts=4 sw=4 et:
+#
 # Passed arguments:
 # 	$1 - pkgname [REQUIRED]
 #	$2 - path to local repository [REQUIRED]

common/xbps-src/shutils/build_dependencies.sh

@@ -1,4 +1,4 @@
-# -*-* shell *-*-
+# vim: set ts=4 sw=4 et:
 #
 # Install a required package dependency, like:
 #

common/xbps-src/shutils/chroot.sh

@@ -1,4 +1,4 @@
-# -*-* shell *-*-
+# vim: set ts=4 sw=4 et:
 
 chroot_init() {
     XBPSSRC_CF=$XBPS_MASTERDIR/etc/xbps/xbps-src.conf
@@ -46,7 +46,6 @@ PATH=/xbps-packages:/usr/bin:/usr/sbin
 exec env -i PATH="\$PATH" DISTCC_HOSTS="\$XBPS_DISTCC_HOSTS" DISTCC_DIR="/distcc" @@XARCH@@ \
     CCACHE_DIR="/ccache" IN_CHROOT=1 LANG=en_US.UTF-8 TERM=linux HOME="/tmp" \
     PS1="[\u@$XBPS_MASTERDIR \W]$ " /bin/bash +h
-
 _EOF
     if [ -n "$XBPS_ARCH" ]; then
         sed -e "s,@@XARCH@@,XBPS_ARCH=${XBPS_ARCH},g" -i $XBPS_MASTERDIR/bin/xbps-shell

common/xbps-src/shutils/common.sh

@@ -1,4 +1,4 @@
-# -*-* shell *-*-
+# vim: set ts=4 sw=4 et:
 
 run_func() {
     local func="$1" desc="$2" restoretrap= logpipe= logfile= teepid=

common/xbps-src/shutils/pkgtarget.sh

@@ -1,4 +1,4 @@
-# -*-* shell *-*-
+# vim: set ts=4 sw=4 et:
 
 show_build_options() {
 	local f opt desc

common/xbps-src/shutils/show.sh

@@ -1,4 +1,4 @@
-# -*-* shell *-*-
+# vim: set ts=4 sw=4 et:
 
 show_pkg() {
     local i=