Improve indentation in m4 files.

dennis95 · Feb 21, 2022 · f5d6b64 · f5d6b64
1 parent cc0c874
commit f5d6b64
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Showing 4 changed files with 51 additions and 51 deletions.
diff --git a/configure.ac b/configure.ac
@@ -16,16 +16,17 @@ AC_PROG_INSTALL
 AC_CHECK_TOOL([STRIP], [strip], [:])
 
 AC_ARG_WITH([liblzma], [AS_HELP_STRING([--without-liblzma],
- [disable xz support through liblzma])], [], [with_liblzma=yes])
+    [disable xz support through liblzma])], [], [with_liblzma=yes])
 AS_IF([test "$with_liblzma" != no],
-[DX_PKG_CONFIG_LIB([liblzma],
- [AC_DEFINE([WITH_LIBLZMA], [1], [Define to 1 if building with liblzma.])])])
+    [DX_PKG_CONFIG_LIB([liblzma],
+        [AC_DEFINE([WITH_LIBLZMA], [1], [Define to 1 if building with liblzma.])
+])])
 
 AC_ARG_WITH([zlib], [AS_HELP_STRING([--without-zlib],
- [disable gzip support through zlib])], [], [with_zlib=yes])
+    [disable gzip support through zlib])], [], [with_zlib=yes])
 AS_IF([test "$with_zlib" != no],
-[DX_PKG_CONFIG_LIB([zlib],
- [AC_DEFINE([WITH_ZLIB], [1], [Define to 1 if building with zlib.])])])
+    [DX_PKG_CONFIG_LIB([zlib],
+        [AC_DEFINE([WITH_ZLIB], [1], [Define to 1 if building with zlib.])])])
 
 DX_ENABLE_WRAPPERS
 

diff --git a/m4/check-cflags.m4 b/m4/check-cflags.m4
@@ -2,11 +2,12 @@
 # Check whether the C compiler accepts FLAG and append it to CFLAGS if accepted.
 AC_DEFUN([DX_CHECK_CFLAGS],
 [AS_VAR_PUSHDEF([dx_cache_var], [AS_TR_SH([dx_cv_cflags_$1])])dnl
- AC_CACHE_CHECK([whether $CC accepts $1], [dx_cache_var],
- [dx_save_CFLAGS="$CFLAGS"
-  CFLAGS="$CFLAGS $1"
-  AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [dx_cache_var=yes], [dx_cache_var=no])
-  CFLAGS="$dx_save_CFLAGS"])
- AS_VAR_IF([dx_cache_var], [yes], [CFLAGS="$CFLAGS $1"])
- AS_VAR_POPDEF([dx_cache_var])dnl
+AC_CACHE_CHECK([whether $CC accepts $1], [dx_cache_var],
+    [dx_save_CFLAGS="$CFLAGS"
+    CFLAGS="$CFLAGS $1"
+    AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [dx_cache_var=yes],
+        [dx_cache_var=no])
+    CFLAGS="$dx_save_CFLAGS"])
+AS_VAR_IF([dx_cache_var], [yes], [CFLAGS="$CFLAGS $1"])
+AS_VAR_POPDEF([dx_cache_var])dnl
 ])
diff --git a/m4/pkg-config.m4 b/m4/pkg-config.m4
@@ -2,26 +2,25 @@
 # Check for the pkg-config program.
 AC_DEFUN([DX_PROG_PKG_CONFIG],
 [AC_ARG_VAR([PKG_CONFIG], [path to the pkg-config program])dnl
- AC_CHECK_TOOL([PKG_CONFIG], [pkg-config])
- AS_VAR_IF([PKG_CONFIG], [],
- [AC_MSG_ERROR([The pkg-config program was not found.])])dnl
+AC_CHECK_TOOL([PKG_CONFIG], [pkg-config])
+AS_VAR_IF([PKG_CONFIG], [],
+    [AC_MSG_ERROR([The pkg-config program was not found.])])dnl
 ])
 
 # DX_PKG_CONFIG_LIB(LIBRARY, ACTION-IF-FOUND)
 # Set CFLAGS and LIBS as needed for the given LIBRARY. Run ACTION-IF-FOUND if
 # the library is found.
 AC_DEFUN([DX_PKG_CONFIG_LIB],
 [AC_REQUIRE([DX_PROG_PKG_CONFIG])dnl
- AC_CACHE_CHECK([for $1 library], [dx_cv_pkg_config_$1],
- [AS_IF([$PKG_CONFIG --exists $1], [dx_cv_pkg_config_$1=yes],
-  [dx_cv_pkg_config_$1=no])])
- AS_VAR_IF([dx_cv_pkg_config_$1], [yes],
- [AC_CACHE_CHECK([for CFLAGS needed for $1], [dx_cv_pkg_config_$1_cflags],
-  [dx_cv_pkg_config_$1_cflags=$($PKG_CONFIG --cflags $1)])
-  AC_CACHE_CHECK([for LIBS needed for $1], [dx_cv_pkg_config_$1_libs],
-  [dx_cv_pkg_config_$1_libs=$($PKG_CONFIG --libs $1)])
-  CFLAGS="$CFLAGS $dx_cv_pkg_config_$1_cflags"
-  LIBS="$dx_cv_pkg_config_$1_libs $LIBS"
-  $2dnl
- ])dnl
+AC_CACHE_CHECK([for $1 library], [dx_cv_pkg_config_$1],
+    [AS_IF([$PKG_CONFIG --exists $1], [dx_cv_pkg_config_$1=yes],
+    [dx_cv_pkg_config_$1=no])])
+AS_VAR_IF([dx_cv_pkg_config_$1], [yes],
+    [AC_CACHE_CHECK([for CFLAGS needed for $1], [dx_cv_pkg_config_$1_cflags],
+        [dx_cv_pkg_config_$1_cflags=$($PKG_CONFIG --cflags $1)])
+    AC_CACHE_CHECK([for LIBS needed for $1], [dx_cv_pkg_config_$1_libs],
+        [dx_cv_pkg_config_$1_libs=$($PKG_CONFIG --libs $1)])
+    CFLAGS="$CFLAGS $dx_cv_pkg_config_$1_cflags"
+    LIBS="$dx_cv_pkg_config_$1_libs $LIBS"
+    $2])dnl
 ])
diff --git a/m4/wrappers.m4 b/m4/wrappers.m4
@@ -2,27 +2,26 @@
 # Decide which wrappers scripts should be installed.
 AC_DEFUN([DX_ENABLE_WRAPPERS],
 [dx_wrap_gzip=no
- dx_wrap_xz=no
- AC_ARG_ENABLE([wrappers], [AS_HELP_STRING([--enable-wrappers=WRAPPERS],
-  [create wrapper scripts for the given utilities])],
- [dx_save_IFS=$IFS
-  IFS=,
-  for dx_value in $enableval; do
-    case $dx_value in
-    gzip) dx_wrap_gzip=yes ;;
-    xz)   dx_wrap_xz=yes ;;
-    no) ;;
-    *) AC_MSG_WARN([unknown wrapper name $dx_value])
-    esac
-  done
-  IFS=$dx_save_IFS[]dnl
- ])
- WRAPPERS="uncompress zcat"
- AS_VAR_IF([dx_wrap_gzip], [yes], [AS_VAR_IF([dx_cv_pkg_config_zlib],
-  [yes], [WRAPPERS="$WRAPPERS gzip gunzip"],
-  [AC_MSG_WARN([cannot provide gzip wrappers without zlib])])])
- AS_VAR_IF([dx_wrap_xz], [yes], [AS_VAR_IF([dx_cv_pkg_config_liblzma],
-  [yes], [WRAPPERS="$WRAPPERS xz unxz xzcat"],
-  [AC_MSG_WARN([cannot provide xz wrappers without liblzma])])])
- AC_SUBST([WRAPPERS])dnl
+dx_wrap_xz=no
+AC_ARG_ENABLE([wrappers], [AS_HELP_STRING([--enable-wrappers=WRAPPERS],
+    [create wrapper scripts for the given utilities])],
+    [dx_save_IFS=$IFS
+    IFS=,
+    for dx_value in $enableval; do
+        case $dx_value in
+        gzip) dx_wrap_gzip=yes ;;
+        xz)   dx_wrap_xz=yes ;;
+        no) ;;
+        *) AC_MSG_WARN([unknown wrapper name $dx_value])
+        esac
+    done
+    IFS=$dx_save_IFS[]])
+WRAPPERS="uncompress zcat"
+AS_VAR_IF([dx_wrap_gzip], [yes], [AS_VAR_IF([dx_cv_pkg_config_zlib],
+    [yes], [WRAPPERS="$WRAPPERS gzip gunzip"],
+    [AC_MSG_WARN([cannot provide gzip wrappers without zlib])])])
+AS_VAR_IF([dx_wrap_xz], [yes], [AS_VAR_IF([dx_cv_pkg_config_liblzma],
+    [yes], [WRAPPERS="$WRAPPERS xz unxz xzcat"],
+    [AC_MSG_WARN([cannot provide xz wrappers without liblzma])])])
+AC_SUBST([WRAPPERS])dnl
 ])