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authorThomas Guyot-Sionnest <dermoth@aei.ca>2014-01-29 08:04:05 (GMT)
committerThomas Guyot-Sionnest <dermoth@aei.ca>2014-01-29 08:04:05 (GMT)
commit55f97c2021bf920b62148ea31fdf56d95572d944 (patch)
tree065722942d1281bf87cec98bf487f72645d9349e /gl
parentfc9fbe1e89ac7b8349f65f1953a5e432f0cc3846 (diff)
downloadmonitoring-plugins-55f97c2021bf920b62148ea31fdf56d95572d944.tar.gz
Add strcase gnulib module
Diffstat (limited to 'gl')
-rw-r--r--gl/Makefile.am42
-rw-r--r--gl/m4/gnulib-cache.m43
-rw-r--r--gl/m4/gnulib-comp.m417
-rw-r--r--gl/m4/strcase.m445
-rw-r--r--gl/m4/strings_h.m452
-rw-r--r--gl/strcasecmp.c62
-rw-r--r--gl/strings.in.h122
-rw-r--r--gl/strncasecmp.c62
8 files changed, 403 insertions, 2 deletions
diff --git a/gl/Makefile.am b/gl/Makefile.am
index c2e8e5a..4339b2c 100644
--- a/gl/Makefile.am
+++ b/gl/Makefile.am
@@ -21,7 +21,7 @@
21# the same distribution terms as the rest of that program. 21# the same distribution terms as the rest of that program.
22# 22#
23# Generated by gnulib-tool. 23# Generated by gnulib-tool.
24# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files base64 crypto/sha1 dirname environ floorf fsusage getaddrinfo gethostname getloadavg getopt-gnu gettext mountlist regex setenv strsep timegm unsetenv vasprintf vsnprintf 24# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files base64 crypto/sha1 dirname environ floorf fsusage getaddrinfo gethostname getloadavg getopt-gnu gettext mountlist regex setenv strcase strsep timegm unsetenv vasprintf vsnprintf
25 25
26AUTOMAKE_OPTIONS = 1.9.6 gnits subdir-objects 26AUTOMAKE_OPTIONS = 1.9.6 gnits subdir-objects
27 27
@@ -1536,6 +1536,15 @@ EXTRA_DIST += stdlib.in.h
1536 1536
1537## end gnulib module stdlib 1537## end gnulib module stdlib
1538 1538
1539## begin gnulib module strcase
1540
1541
1542EXTRA_DIST += strcasecmp.c strncasecmp.c
1543
1544EXTRA_libgnu_a_SOURCES += strcasecmp.c strncasecmp.c
1545
1546## end gnulib module strcase
1547
1539## begin gnulib module streq 1548## begin gnulib module streq
1540 1549
1541 1550
@@ -1661,6 +1670,37 @@ EXTRA_DIST += string.in.h
1661 1670
1662## end gnulib module string 1671## end gnulib module string
1663 1672
1673## begin gnulib module strings
1674
1675BUILT_SOURCES += strings.h
1676
1677# We need the following in order to create <strings.h> when the system
1678# doesn't have one that works with the given compiler.
1679strings.h: strings.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H) $(ARG_NONNULL_H)
1680 $(AM_V_GEN)rm -f $@-t $@ && \
1681 { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
1682 sed -e 's|@''GUARD_PREFIX''@|GL|g' \
1683 -e 's|@''HAVE_STRINGS_H''@|$(HAVE_STRINGS_H)|g' \
1684 -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
1685 -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
1686 -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
1687 -e 's|@''NEXT_STRINGS_H''@|$(NEXT_STRINGS_H)|g' \
1688 -e 's|@''GNULIB_FFS''@|$(GNULIB_FFS)|g' \
1689 -e 's|@''HAVE_FFS''@|$(HAVE_FFS)|g' \
1690 -e 's|@''HAVE_STRCASECMP''@|$(HAVE_STRCASECMP)|g' \
1691 -e 's|@''HAVE_DECL_STRNCASECMP''@|$(HAVE_DECL_STRNCASECMP)|g' \
1692 -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
1693 -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
1694 -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
1695 < $(srcdir)/strings.in.h; \
1696 } > $@-t && \
1697 mv $@-t $@
1698MOSTLYCLEANFILES += strings.h strings.h-t
1699
1700EXTRA_DIST += strings.in.h
1701
1702## end gnulib module strings
1703
1664## begin gnulib module strndup 1704## begin gnulib module strndup
1665 1705
1666 1706
diff --git a/gl/m4/gnulib-cache.m4 b/gl/m4/gnulib-cache.m4
index 2ed3509..e61a536 100644
--- a/gl/m4/gnulib-cache.m4
+++ b/gl/m4/gnulib-cache.m4
@@ -27,7 +27,7 @@
27 27
28 28
29# Specification in the form of a command-line invocation: 29# Specification in the form of a command-line invocation:
30# gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files base64 crypto/sha1 dirname environ floorf fsusage getaddrinfo gethostname getloadavg getopt-gnu gettext mountlist regex setenv strsep timegm unsetenv vasprintf vsnprintf 30# gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files base64 crypto/sha1 dirname environ floorf fsusage getaddrinfo gethostname getloadavg getopt-gnu gettext mountlist regex setenv strcase strsep timegm unsetenv vasprintf vsnprintf
31 31
32# Specification in the form of a few gnulib-tool.m4 macro invocations: 32# Specification in the form of a few gnulib-tool.m4 macro invocations:
33gl_LOCAL_DIR([]) 33gl_LOCAL_DIR([])
@@ -46,6 +46,7 @@ gl_MODULES([
46 mountlist 46 mountlist
47 regex 47 regex
48 setenv 48 setenv
49 strcase
49 strsep 50 strsep
50 timegm 51 timegm
51 unsetenv 52 unsetenv
diff --git a/gl/m4/gnulib-comp.m4 b/gl/m4/gnulib-comp.m4
index f23f769..b3cb4c1 100644
--- a/gl/m4/gnulib-comp.m4
+++ b/gl/m4/gnulib-comp.m4
@@ -119,10 +119,12 @@ AC_DEFUN([gl_EARLY],
119 # Code from module stdint: 119 # Code from module stdint:
120 # Code from module stdio: 120 # Code from module stdio:
121 # Code from module stdlib: 121 # Code from module stdlib:
122 # Code from module strcase:
122 # Code from module streq: 123 # Code from module streq:
123 # Code from module strerror: 124 # Code from module strerror:
124 # Code from module strerror-override: 125 # Code from module strerror-override:
125 # Code from module string: 126 # Code from module string:
127 # Code from module strings:
126 # Code from module strndup: 128 # Code from module strndup:
127 # Code from module strnlen: 129 # Code from module strnlen:
128 # Code from module strsep: 130 # Code from module strsep:
@@ -377,6 +379,15 @@ AC_DEFUN([gl_INIT],
377 gl_STDINT_H 379 gl_STDINT_H
378 gl_STDIO_H 380 gl_STDIO_H
379 gl_STDLIB_H 381 gl_STDLIB_H
382 gl_STRCASE
383 if test $HAVE_STRCASECMP = 0; then
384 AC_LIBOBJ([strcasecmp])
385 gl_PREREQ_STRCASECMP
386 fi
387 if test $HAVE_STRNCASECMP = 0; then
388 AC_LIBOBJ([strncasecmp])
389 gl_PREREQ_STRNCASECMP
390 fi
380 gl_FUNC_STRERROR 391 gl_FUNC_STRERROR
381 if test $REPLACE_STRERROR = 1; then 392 if test $REPLACE_STRERROR = 1; then
382 AC_LIBOBJ([strerror]) 393 AC_LIBOBJ([strerror])
@@ -390,6 +401,7 @@ AC_DEFUN([gl_INIT],
390 gl_PREREQ_SYS_H_WINSOCK2 401 gl_PREREQ_SYS_H_WINSOCK2
391 fi 402 fi
392 gl_HEADER_STRING_H 403 gl_HEADER_STRING_H
404 gl_HEADER_STRINGS_H
393 gl_FUNC_STRNDUP 405 gl_FUNC_STRNDUP
394 if test $HAVE_STRNDUP = 0 || test $REPLACE_STRNDUP = 1; then 406 if test $HAVE_STRNDUP = 0 || test $REPLACE_STRNDUP = 1; then
395 AC_LIBOBJ([strndup]) 407 AC_LIBOBJ([strndup])
@@ -706,12 +718,15 @@ AC_DEFUN([gl_FILE_LIST], [
706 lib/stdio.in.h 718 lib/stdio.in.h
707 lib/stdlib.in.h 719 lib/stdlib.in.h
708 lib/str-two-way.h 720 lib/str-two-way.h
721 lib/strcasecmp.c
709 lib/streq.h 722 lib/streq.h
710 lib/strerror-override.c 723 lib/strerror-override.c
711 lib/strerror-override.h 724 lib/strerror-override.h
712 lib/strerror.c 725 lib/strerror.c
713 lib/string.in.h 726 lib/string.in.h
727 lib/strings.in.h
714 lib/stripslash.c 728 lib/stripslash.c
729 lib/strncasecmp.c
715 lib/strndup.c 730 lib/strndup.c
716 lib/strnlen.c 731 lib/strnlen.c
717 lib/strsep.c 732 lib/strsep.c
@@ -845,8 +860,10 @@ AC_DEFUN([gl_FILE_LIST], [
845 m4/stdint_h.m4 860 m4/stdint_h.m4
846 m4/stdio_h.m4 861 m4/stdio_h.m4
847 m4/stdlib_h.m4 862 m4/stdlib_h.m4
863 m4/strcase.m4
848 m4/strerror.m4 864 m4/strerror.m4
849 m4/string_h.m4 865 m4/string_h.m4
866 m4/strings_h.m4
850 m4/strndup.m4 867 m4/strndup.m4
851 m4/strnlen.m4 868 m4/strnlen.m4
852 m4/strsep.m4 869 m4/strsep.m4
diff --git a/gl/m4/strcase.m4 b/gl/m4/strcase.m4
new file mode 100644
index 0000000..22bf57c
--- /dev/null
+++ b/gl/m4/strcase.m4
@@ -0,0 +1,45 @@
1# strcase.m4 serial 11
2dnl Copyright (C) 2002, 2005-2013 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved.
6
7AC_DEFUN([gl_STRCASE],
8[
9 gl_FUNC_STRCASECMP
10 gl_FUNC_STRNCASECMP
11])
12
13AC_DEFUN([gl_FUNC_STRCASECMP],
14[
15 AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
16 AC_CHECK_FUNCS([strcasecmp])
17 if test $ac_cv_func_strcasecmp = no; then
18 HAVE_STRCASECMP=0
19 fi
20])
21
22AC_DEFUN([gl_FUNC_STRNCASECMP],
23[
24 AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
25 AC_CHECK_FUNCS([strncasecmp])
26 if test $ac_cv_func_strncasecmp = yes; then
27 HAVE_STRNCASECMP=1
28 else
29 HAVE_STRNCASECMP=0
30 fi
31 AC_CHECK_DECLS([strncasecmp])
32 if test $ac_cv_have_decl_strncasecmp = no; then
33 HAVE_DECL_STRNCASECMP=0
34 fi
35])
36
37# Prerequisites of lib/strcasecmp.c.
38AC_DEFUN([gl_PREREQ_STRCASECMP], [
39 :
40])
41
42# Prerequisites of lib/strncasecmp.c.
43AC_DEFUN([gl_PREREQ_STRNCASECMP], [
44 :
45])
diff --git a/gl/m4/strings_h.m4 b/gl/m4/strings_h.m4
new file mode 100644
index 0000000..76ef242
--- /dev/null
+++ b/gl/m4/strings_h.m4
@@ -0,0 +1,52 @@
1# Configure a replacement for <strings.h>.
2# serial 6
3
4# Copyright (C) 2007, 2009-2013 Free Software Foundation, Inc.
5# This file is free software; the Free Software Foundation
6# gives unlimited permission to copy and/or distribute it,
7# with or without modifications, as long as this notice is preserved.
8
9AC_DEFUN([gl_HEADER_STRINGS_H],
10[
11 dnl Use AC_REQUIRE here, so that the default behavior below is expanded
12 dnl once only, before all statements that occur in other macros.
13 AC_REQUIRE([gl_HEADER_STRINGS_H_BODY])
14])
15
16AC_DEFUN([gl_HEADER_STRINGS_H_BODY],
17[
18 AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
19
20 gl_CHECK_NEXT_HEADERS([strings.h])
21 if test $ac_cv_header_strings_h = yes; then
22 HAVE_STRINGS_H=1
23 else
24 HAVE_STRINGS_H=0
25 fi
26 AC_SUBST([HAVE_STRINGS_H])
27
28 dnl Check for declarations of anything we want to poison if the
29 dnl corresponding gnulib module is not in use.
30 gl_WARN_ON_USE_PREPARE([[
31 /* Minix 3.1.8 has a bug: <sys/types.h> must be included before
32 <strings.h>. */
33 #include <sys/types.h>
34 #include <strings.h>
35 ]], [ffs strcasecmp strncasecmp])
36])
37
38AC_DEFUN([gl_STRINGS_MODULE_INDICATOR],
39[
40 dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
41 AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
42 gl_MODULE_INDICATOR_SET_VARIABLE([$1])
43])
44
45AC_DEFUN([gl_HEADER_STRINGS_H_DEFAULTS],
46[
47 GNULIB_FFS=0; AC_SUBST([GNULIB_FFS])
48 dnl Assume proper GNU behavior unless another module says otherwise.
49 HAVE_FFS=1; AC_SUBST([HAVE_FFS])
50 HAVE_STRCASECMP=1; AC_SUBST([HAVE_STRCASECMP])
51 HAVE_DECL_STRNCASECMP=1; AC_SUBST([HAVE_DECL_STRNCASECMP])
52])
diff --git a/gl/strcasecmp.c b/gl/strcasecmp.c
new file mode 100644
index 0000000..0f0a742
--- /dev/null
+++ b/gl/strcasecmp.c
@@ -0,0 +1,62 @@
1/* Case-insensitive string comparison function.
2 Copyright (C) 1998-1999, 2005-2007, 2009-2013 Free Software Foundation, Inc.
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3, or (at your option)
7 any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, see <http://www.gnu.org/licenses/>. */
16
17#include <config.h>
18
19/* Specification. */
20#include <string.h>
21
22#include <ctype.h>
23#include <limits.h>
24
25#define TOLOWER(Ch) (isupper (Ch) ? tolower (Ch) : (Ch))
26
27/* Compare strings S1 and S2, ignoring case, returning less than, equal to or
28 greater than zero if S1 is lexicographically less than, equal to or greater
29 than S2.
30 Note: This function does not work with multibyte strings! */
31
32int
33strcasecmp (const char *s1, const char *s2)
34{
35 const unsigned char *p1 = (const unsigned char *) s1;
36 const unsigned char *p2 = (const unsigned char *) s2;
37 unsigned char c1, c2;
38
39 if (p1 == p2)
40 return 0;
41
42 do
43 {
44 c1 = TOLOWER (*p1);
45 c2 = TOLOWER (*p2);
46
47 if (c1 == '\0')
48 break;
49
50 ++p1;
51 ++p2;
52 }
53 while (c1 == c2);
54
55 if (UCHAR_MAX <= INT_MAX)
56 return c1 - c2;
57 else
58 /* On machines where 'char' and 'int' are types of the same size, the
59 difference of two 'unsigned char' values - including the sign bit -
60 doesn't fit in an 'int'. */
61 return (c1 > c2 ? 1 : c1 < c2 ? -1 : 0);
62}
diff --git a/gl/strings.in.h b/gl/strings.in.h
new file mode 100644
index 0000000..4469f86
--- /dev/null
+++ b/gl/strings.in.h
@@ -0,0 +1,122 @@
1/* A substitute <strings.h>.
2
3 Copyright (C) 2007-2013 Free Software Foundation, Inc.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3, or (at your option)
8 any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, see <http://www.gnu.org/licenses/>. */
17
18#ifndef _@GUARD_PREFIX@_STRINGS_H
19
20#if __GNUC__ >= 3
21@PRAGMA_SYSTEM_HEADER@
22#endif
23@PRAGMA_COLUMNS@
24
25/* Minix 3.1.8 has a bug: <sys/types.h> must be included before <strings.h>.
26 But avoid namespace pollution on glibc systems. */
27#if defined __minix && !defined __GLIBC__
28# include <sys/types.h>
29#endif
30
31/* The include_next requires a split double-inclusion guard. */
32#if @HAVE_STRINGS_H@
33# @INCLUDE_NEXT@ @NEXT_STRINGS_H@
34#endif
35
36#ifndef _@GUARD_PREFIX@_STRINGS_H
37#define _@GUARD_PREFIX@_STRINGS_H
38
39#if ! @HAVE_DECL_STRNCASECMP@
40/* Get size_t. */
41# include <stddef.h>
42#endif
43
44
45/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
46
47/* The definition of _GL_ARG_NONNULL is copied here. */
48
49/* The definition of _GL_WARN_ON_USE is copied here. */
50
51#ifdef __cplusplus
52extern "C" {
53#endif
54
55
56 /* Find the index of the least-significant set bit. */
57#if @GNULIB_FFS@
58# if !@HAVE_FFS@
59_GL_FUNCDECL_SYS (ffs, int, (int i));
60# endif
61_GL_CXXALIAS_SYS (ffs, int, (int i));
62_GL_CXXALIASWARN (ffs);
63#elif defined GNULIB_POSIXCHECK
64# undef ffs
65# if HAVE_RAW_DECL_FFS
66_GL_WARN_ON_USE (ffs, "ffs is not portable - use the ffs module");
67# endif
68#endif
69
70/* Compare strings S1 and S2, ignoring case, returning less than, equal to or
71 greater than zero if S1 is lexicographically less than, equal to or greater
72 than S2.
73 Note: This function does not work in multibyte locales. */
74#if ! @HAVE_STRCASECMP@
75extern int strcasecmp (char const *s1, char const *s2)
76 _GL_ARG_NONNULL ((1, 2));
77#endif
78#if defined GNULIB_POSIXCHECK
79/* strcasecmp() does not work with multibyte strings:
80 POSIX says that it operates on "strings", and "string" in POSIX is defined
81 as a sequence of bytes, not of characters. */
82# undef strcasecmp
83# if HAVE_RAW_DECL_STRCASECMP
84_GL_WARN_ON_USE (strcasecmp, "strcasecmp cannot work correctly on character "
85 "strings in multibyte locales - "
86 "use mbscasecmp if you care about "
87 "internationalization, or use c_strcasecmp , "
88 "gnulib module c-strcase) if you want a locale "
89 "independent function");
90# endif
91#endif
92
93/* Compare no more than N bytes of strings S1 and S2, ignoring case,
94 returning less than, equal to or greater than zero if S1 is
95 lexicographically less than, equal to or greater than S2.
96 Note: This function cannot work correctly in multibyte locales. */
97#if ! @HAVE_DECL_STRNCASECMP@
98extern int strncasecmp (char const *s1, char const *s2, size_t n)
99 _GL_ARG_NONNULL ((1, 2));
100#endif
101#if defined GNULIB_POSIXCHECK
102/* strncasecmp() does not work with multibyte strings:
103 POSIX says that it operates on "strings", and "string" in POSIX is defined
104 as a sequence of bytes, not of characters. */
105# undef strncasecmp
106# if HAVE_RAW_DECL_STRNCASECMP
107_GL_WARN_ON_USE (strncasecmp, "strncasecmp cannot work correctly on character "
108 "strings in multibyte locales - "
109 "use mbsncasecmp or mbspcasecmp if you care about "
110 "internationalization, or use c_strncasecmp , "
111 "gnulib module c-strcase) if you want a locale "
112 "independent function");
113# endif
114#endif
115
116
117#ifdef __cplusplus
118}
119#endif
120
121#endif /* _@GUARD_PREFIX@_STRING_H */
122#endif /* _@GUARD_PREFIX@_STRING_H */
diff --git a/gl/strncasecmp.c b/gl/strncasecmp.c
new file mode 100644
index 0000000..35840bc
--- /dev/null
+++ b/gl/strncasecmp.c
@@ -0,0 +1,62 @@
1/* strncasecmp.c -- case insensitive string comparator
2 Copyright (C) 1998-1999, 2005-2007, 2009-2013 Free Software Foundation, Inc.
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3, or (at your option)
7 any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, see <http://www.gnu.org/licenses/>. */
16
17#include <config.h>
18
19/* Specification. */
20#include <string.h>
21
22#include <ctype.h>
23#include <limits.h>
24
25#define TOLOWER(Ch) (isupper (Ch) ? tolower (Ch) : (Ch))
26
27/* Compare no more than N bytes of strings S1 and S2, ignoring case,
28 returning less than, equal to or greater than zero if S1 is
29 lexicographically less than, equal to or greater than S2.
30 Note: This function cannot work correctly in multibyte locales. */
31
32int
33strncasecmp (const char *s1, const char *s2, size_t n)
34{
35 register const unsigned char *p1 = (const unsigned char *) s1;
36 register const unsigned char *p2 = (const unsigned char *) s2;
37 unsigned char c1, c2;
38
39 if (p1 == p2 || n == 0)
40 return 0;
41
42 do
43 {
44 c1 = TOLOWER (*p1);
45 c2 = TOLOWER (*p2);
46
47 if (--n == 0 || c1 == '\0')
48 break;
49
50 ++p1;
51 ++p2;
52 }
53 while (c1 == c2);
54
55 if (UCHAR_MAX <= INT_MAX)
56 return c1 - c2;
57 else
58 /* On machines where 'char' and 'int' are types of the same size, the
59 difference of two 'unsigned char' values - including the sign bit -
60 doesn't fit in an 'int'. */
61 return (c1 > c2 ? 1 : c1 < c2 ? -1 : 0);
62}