[src]: Group and order standard libc inclusions.

Inclusion order is not supposed to matter for standard C header files,
so treating this as a code style issue.

* src/devices/grodvi/dvi.cpp:
* src/devices/grolj4/lj4.cpp:
* src/include/stringclass.h:
* src/libs/libbib/linear.cpp:
* src/libs/libbib/search.cpp:
* src/libs/libdriver/printer.cpp:
* src/libs/libgroff/assert.cpp:
* src/libs/libgroff/color.cpp:
* src/libs/libgroff/errarg.cpp:
* src/libs/libgroff/font.cpp:
* src/libs/libgroff/nametoindex.cpp:
* src/libs/libgroff/prime.cpp:
* src/libs/libgroff/relocate.cpp:
* src/libs/libgroff/searchpath.cpp:
* src/preproc/eqn/box.cpp:
* src/preproc/eqn/delim.cpp:
* src/preproc/eqn/pile.cpp:
* src/preproc/eqn/script.cpp:
* src/preproc/html/pre-html.cpp:
* src/preproc/pic/pic.h:
* src/preproc/preconv/preconv.cpp:
* src/preproc/soelim/soelim.cpp:
* src/roff/groff/groff.cpp:
* src/roff/troff/troff.h:
* src/utils/hpftodit/hpftodit.cpp:
* src/utils/indxbib/indxbib.cpp:
* src/utils/lkbib/lkbib.cpp:
* src/utils/lookbib/lookbib.cpp:
* src/utils/tfmtodit/tfmtodit.cpp: Do it.

29 files changed, 54 insertions, 56 deletions

diff --git a/src/devices/grodvi/dvi.cpp b/src/devices/grodvi/dvi.cpp
index 3ac788faf..f9e8a5769 100644
--- a/src/devices/grodvi/dvi.cpp
+++ b/src/devices/grodvi/dvi.cpp
@@ -17,6 +17,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include <assert.h>
+
 #include "driver.h"
 #include "nonposix.h"
 #include "paper.h"
diff --git a/src/devices/grolj4/lj4.cpp b/src/devices/grolj4/lj4.cpp
index 3c92d1597..a429a7d06 100644
--- a/src/devices/grolj4/lj4.cpp
+++ b/src/devices/grolj4/lj4.cpp
@@ -31,6 +31,7 @@ X command to include bitmap graphics
 */
 
 #include <assert.h>
+
 #include "driver.h"
 #include "nonposix.h"
 
diff --git a/src/include/stringclass.h b/src/include/stringclass.h
index 2ba106bf6..ca0bf854a 100644
--- a/src/include/stringclass.h
+++ b/src/include/stringclass.h
@@ -16,11 +16,10 @@ for more details.
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
+#include <assert.h>
 #include <string.h>
 #include <stdio.h>
 
-#include <assert.h>
-
 // Ensure that the first declaration of functions that are later
 // declared as inline declares them as inline.
 
diff --git a/src/libs/libbib/linear.cpp b/src/libs/libbib/linear.cpp
index d679b21c9..22e11d8e7 100644
--- a/src/libs/libbib/linear.cpp
+++ b/src/libs/libbib/linear.cpp
@@ -18,11 +18,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
+#include <assert.h>
 #include <stdlib.h>
 #include <errno.h>
 
-#include <assert.h>
-
 #include "posix.h"
 #include "errarg.h"
 #include "error.h"
diff --git a/src/libs/libbib/search.cpp b/src/libs/libbib/search.cpp
index d345a9f7a..10867b6d5 100644
--- a/src/libs/libbib/search.cpp
+++ b/src/libs/libbib/search.cpp
@@ -18,11 +18,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
+#include <assert.h>
 #include <stdlib.h>
 #include <errno.h>
 
-#include <assert.h>
-
 #include "posix.h"
 #include "errarg.h"
 #include "error.h"
diff --git a/src/libs/libdriver/printer.cpp b/src/libs/libdriver/printer.cpp
index e8f0cbccc..f89b2e922 100644
--- a/src/libs/libdriver/printer.cpp
+++ b/src/libs/libdriver/printer.cpp
@@ -18,6 +18,7 @@
 */
 
 #include <assert.h>
+
 #include "driver.h"
 
 /* If we are sending output to an onscreen pager (as is the normal case
diff --git a/src/libs/libgroff/assert.cpp b/src/libs/libgroff/assert.cpp
index 0761235fd..9da3d4660 100644
--- a/src/libs/libgroff/assert.cpp
+++ b/src/libs/libgroff/assert.cpp
@@ -20,9 +20,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 #include <config.h>
 #endif
 
+#include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <assert.h>
 
 extern "C" const char *program_name;
 
diff --git a/src/libs/libgroff/color.cpp b/src/libs/libgroff/color.cpp
index b91030a38..388c2ee9e 100644
--- a/src/libs/libgroff/color.cpp
+++ b/src/libs/libgroff/color.cpp
@@ -19,15 +19,14 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 #include "lib.h"
 #include "color.h"
 #include "cset.h"
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
 
-#include <stdio.h>
+#include <assert.h>
 #include <fcntl.h>
+#include <stdio.h>
 #include <stdlib.h>
-
-#include <assert.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
 
 #include "errarg.h"
 #include "error.h"
diff --git a/src/libs/libgroff/errarg.cpp b/src/libs/libgroff/errarg.cpp
index f4c6dcb1f..99fc0fa68 100644
--- a/src/libs/libgroff/errarg.cpp
+++ b/src/libs/libgroff/errarg.cpp
@@ -20,8 +20,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 #include <config.h>
 #endif
 
-#include <stdio.h>
 #include <assert.h>
+#include <stdio.h>
+
 #include "errarg.h"
 
 errarg::errarg(const char *p) : type(STRING)
diff --git a/src/libs/libgroff/font.cpp b/src/libs/libgroff/font.cpp
index 3f0226a4b..c1af12ca9 100644
--- a/src/libs/libgroff/font.cpp
+++ b/src/libs/libgroff/font.cpp
@@ -18,13 +18,12 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
+#include <assert.h>
 #include <ctype.h>
 #include <math.h>
 #include <stdlib.h>
 #include <wchar.h>
 
-#include <assert.h>
-
 #include "errarg.h"
 #include "error.h"
 #include "cset.h"
diff --git a/src/libs/libgroff/nametoindex.cpp b/src/libs/libgroff/nametoindex.cpp
index 686a69197..095a432ef 100644
--- a/src/libs/libgroff/nametoindex.cpp
+++ b/src/libs/libgroff/nametoindex.cpp
@@ -18,11 +18,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
+#include <assert.h>
 #include <ctype.h>
 #include <stdlib.h>
 
-#include <assert.h>
-
 #include "errarg.h"
 #include "error.h"
 #include "font.h"
diff --git a/src/libs/libgroff/prime.cpp b/src/libs/libgroff/prime.cpp
index 54ce5eb7b..5ae068df4 100644
--- a/src/libs/libgroff/prime.cpp
+++ b/src/libs/libgroff/prime.cpp
@@ -18,9 +18,9 @@ internet at <http://www.gnu.org/licenses/gpl-2.0.txt>. */
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
-#include <math.h>
 
 #include <assert.h>
+#include <math.h>
 
 bool is_prime(unsigned n)
 {
diff --git a/src/libs/libgroff/relocate.cpp b/src/libs/libgroff/relocate.cpp
index 3c1cd073f..32a0e2ef3 100644
--- a/src/libs/libgroff/relocate.cpp
+++ b/src/libs/libgroff/relocate.cpp
@@ -18,10 +18,10 @@
 
 #include "lib.h"
 
+#include <assert.h>
 #include <errno.h>
 #include <stdlib.h>
 
-#include <assert.h>
 #include "defs.h"
 #include "posix.h"
 #include "nonposix.h"
diff --git a/src/libs/libgroff/searchpath.cpp b/src/libs/libgroff/searchpath.cpp
index 7718c42c6..6062e8d4e 100644
--- a/src/libs/libgroff/searchpath.cpp
+++ b/src/libs/libgroff/searchpath.cpp
@@ -18,10 +18,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
-#include <stdlib.h>
-#include <errno.h>
-
 #include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
 
 #include "searchpath.h"
 #include "nonposix.h"
diff --git a/src/preproc/eqn/box.cpp b/src/preproc/eqn/box.cpp
index 23ce99916..5f6343eeb 100644
--- a/src/preproc/eqn/box.cpp
+++ b/src/preproc/eqn/box.cpp
@@ -17,6 +17,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include <assert.h>
+
 #include "eqn.h"
 #include "pbox.h"
 
diff --git a/src/preproc/eqn/delim.cpp b/src/preproc/eqn/delim.cpp
index f066da7da..01557c52b 100644
--- a/src/preproc/eqn/delim.cpp
+++ b/src/preproc/eqn/delim.cpp
@@ -17,6 +17,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include <assert.h>
+
 #include "eqn.h"
 #include "pbox.h"
 
diff --git a/src/preproc/eqn/pile.cpp b/src/preproc/eqn/pile.cpp
index cd38b89c6..fcc2e925f 100644
--- a/src/preproc/eqn/pile.cpp
+++ b/src/preproc/eqn/pile.cpp
@@ -15,9 +15,11 @@ for more details.
 
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+
 // piles and matrices
 
 #include <assert.h>
+
 #include "eqn.h"
 #include "pbox.h"
 
diff --git a/src/preproc/eqn/script.cpp b/src/preproc/eqn/script.cpp
index 9d4e05f9f..f485eb93a 100644
--- a/src/preproc/eqn/script.cpp
+++ b/src/preproc/eqn/script.cpp
@@ -17,6 +17,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include <assert.h>
+
 #include "eqn.h"
 #include "pbox.h"
 
diff --git a/src/preproc/html/pre-html.cpp b/src/preproc/html/pre-html.cpp
index 9f2439be3..fecfb0539 100644
--- a/src/preproc/html/pre-html.cpp
+++ b/src/preproc/html/pre-html.cpp
@@ -23,12 +23,11 @@
 
 #include "lib.h"
 
-#include <signal.h>
+#include <assert.h>
 #include <ctype.h>
-#include <stdlib.h>
 #include <errno.h>
-
-#include <assert.h>
+#include <signal.h>
+#include <stdlib.h>
 
 #include "errarg.h"
 #include "error.h"
diff --git a/src/preproc/pic/pic.h b/src/preproc/pic/pic.h
index 11825780d..1a99498a4 100644
--- a/src/preproc/pic/pic.h
+++ b/src/preproc/pic/pic.h
@@ -18,9 +18,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
+#include <assert.h>
+#include <errno.h>
 #include <math.h>
 #include <stdlib.h>
-#include <errno.h>
 
 #ifdef NEED_DECLARATION_RAND
 #undef rand
@@ -46,7 +47,6 @@ extern "C" {
 }
 #endif
 
-#include <assert.h>
 #include "cset.h"
 #include "stringclass.h"
 #include "lf.h"
diff --git a/src/preproc/preconv/preconv.cpp b/src/preproc/preconv/preconv.cpp
index a08f3d483..d403425ee 100644
--- a/src/preproc/preconv/preconv.cpp
+++ b/src/preproc/preconv/preconv.cpp
@@ -18,6 +18,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
+#include <assert.h>
 #include <stdlib.h>
 #include <errno.h>
 #include <sys/stat.h>
@@ -25,8 +26,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 #include <uchardet/uchardet.h>
 #endif
 
-#include <assert.h>
-
 #include "errarg.h"
 #include "error.h"
 #include "localcharset.h"
diff --git a/src/preproc/soelim/soelim.cpp b/src/preproc/soelim/soelim.cpp
index 8793e0e8e..bafc5cd02 100644
--- a/src/preproc/soelim/soelim.cpp
+++ b/src/preproc/soelim/soelim.cpp
@@ -18,11 +18,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
+#include <assert.h>
 #include <ctype.h>
-#include <stdlib.h>
 #include <errno.h>
-
-#include <assert.h>
+#include <stdlib.h>
 
 #include "errarg.h"
 #include "error.h"
diff --git a/src/roff/groff/groff.cpp b/src/roff/groff/groff.cpp
index 535a533b4..4eb732969 100644
--- a/src/roff/groff/groff.cpp
+++ b/src/roff/groff/groff.cpp
@@ -20,11 +20,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
-#include <stdlib.h>
-#include <signal.h>
+#include <assert.h>
 #include <errno.h>
+#include <signal.h>
+#include <stdlib.h>
 
-#include <assert.h>
 #include "errarg.h"
 #include "error.h"
 #include "stringclass.h"
diff --git a/src/roff/troff/troff.h b/src/roff/troff/troff.h
index 4ffec1062..8cef74460 100644
--- a/src/roff/troff/troff.h
+++ b/src/roff/troff/troff.h
@@ -20,13 +20,13 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
+#include <assert.h>
 #include <ctype.h>
-#include <time.h>
+#include <errno.h>
 #include <stddef.h>
 #include <stdlib.h>
-#include <errno.h>
+#include <time.h>
 
-#include <assert.h>
 #include "color.h"
 #include "device.h"
 #include "searchpath.h"
diff --git a/src/utils/hpftodit/hpftodit.cpp b/src/utils/hpftodit/hpftodit.cpp
index 74c6c899f..4982e1988 100644
--- a/src/utils/hpftodit/hpftodit.cpp
+++ b/src/utils/hpftodit/hpftodit.cpp
@@ -25,13 +25,14 @@ put filename in error messages (or fix lib)
 
 #include "lib.h"
 
+#include <assert.h>
+#include <ctype.h>
+#include <errno.h>
+#include <math.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <ctype.h>
-#include <math.h>
-#include <errno.h>
-#include <assert.h>
+
 #include "posix.h"
 #include "errarg.h"
 #include "error.h"
diff --git a/src/utils/indxbib/indxbib.cpp b/src/utils/indxbib/indxbib.cpp
index 77041d555..ad8bb0ecd 100644
--- a/src/utils/indxbib/indxbib.cpp
+++ b/src/utils/indxbib/indxbib.cpp
@@ -18,10 +18,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
-#include <stdlib.h>
-#include <errno.h>
-
 #include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
 
 #include "posix.h"
 #include "errarg.h"
diff --git a/src/utils/lkbib/lkbib.cpp b/src/utils/lkbib/lkbib.cpp
index c8b984f24..946bd7dc7 100644
--- a/src/utils/lkbib/lkbib.cpp
+++ b/src/utils/lkbib/lkbib.cpp
@@ -18,10 +18,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
-#include <stdlib.h>
-#include <errno.h>
-
 #include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
 
 #include "errarg.h"
 #include "error.h"
diff --git a/src/utils/lookbib/lookbib.cpp b/src/utils/lookbib/lookbib.cpp
index da5218dd9..d8556c629 100644
--- a/src/utils/lookbib/lookbib.cpp
+++ b/src/utils/lookbib/lookbib.cpp
@@ -18,10 +18,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include "lib.h"
 
-#include <stdlib.h>
-#include <errno.h>
-
 #include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
 
 #include "errarg.h"
 #include "error.h"
diff --git a/src/utils/tfmtodit/tfmtodit.cpp b/src/utils/tfmtodit/tfmtodit.cpp
index 54505fda0..300373379 100644
--- a/src/utils/tfmtodit/tfmtodit.cpp
+++ b/src/utils/tfmtodit/tfmtodit.cpp
@@ -48,12 +48,13 @@ both be zero. */
 
 #include "lib.h"
 
-#include <stdlib.h>
-#include <math.h>
+#include <assert.h>
 #include <errno.h>
+#include <math.h>
+#include <stdlib.h>
+
 #include "errarg.h"
 #include "error.h"
-#include <assert.h>
 #include "cset.h"
 #include "nonposix.h"