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comparison mupdf-source/thirdparty/curl/m4/xc-val-flgs.m4 @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 #---------------------------------------------------------------------------
2 #
3 # xc-val-flgs.m4
4 #
5 # Copyright (c) 2013 Daniel Stenberg <daniel@haxx.se>
6 #
7 # Permission to use, copy, modify, and distribute this software for any
8 # purpose with or without fee is hereby granted, provided that the above
9 # copyright notice and this permission notice appear in all copies.
10 #
11 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #
19 #---------------------------------------------------------------------------
20
21 # serial 1
22
23
24 dnl _XC_CHECK_VAR_LIBS
25 dnl -------------------------------------------------
26 dnl Private macro.
27
28 AC_DEFUN([_XC_CHECK_VAR_LIBS], [
29 xc_bad_var_libs=no
30 for xc_word in $LIBS; do
31 case "$xc_word" in
32 -l* | --library=*)
33 :
34 ;;
35 *)
36 xc_bad_var_libs=yes
37 ;;
38 esac
39 done
40 if test $xc_bad_var_libs = yes; then
41 AC_MSG_NOTICE([using LIBS: $LIBS])
42 AC_MSG_NOTICE([LIBS note: LIBS should only be used to specify libraries (-lname).])
43 fi
44 ])
45
46
47 dnl _XC_CHECK_VAR_LDFLAGS
48 dnl -------------------------------------------------
49 dnl Private macro.
50
51 AC_DEFUN([_XC_CHECK_VAR_LDFLAGS], [
52 xc_bad_var_ldflags=no
53 for xc_word in $LDFLAGS; do
54 case "$xc_word" in
55 -D*)
56 xc_bad_var_ldflags=yes
57 ;;
58 -U*)
59 xc_bad_var_ldflags=yes
60 ;;
61 -I*)
62 xc_bad_var_ldflags=yes
63 ;;
64 -l* | --library=*)
65 xc_bad_var_ldflags=yes
66 ;;
67 esac
68 done
69 if test $xc_bad_var_ldflags = yes; then
70 AC_MSG_NOTICE([using LDFLAGS: $LDFLAGS])
71 xc_bad_var_msg="LDFLAGS note: LDFLAGS should only be used to specify linker flags, not"
72 for xc_word in $LDFLAGS; do
73 case "$xc_word" in
74 -D*)
75 AC_MSG_NOTICE([$xc_bad_var_msg macro definitions. Use CPPFLAGS for: $xc_word])
76 ;;
77 -U*)
78 AC_MSG_NOTICE([$xc_bad_var_msg macro suppressions. Use CPPFLAGS for: $xc_word])
79 ;;
80 -I*)
81 AC_MSG_NOTICE([$xc_bad_var_msg include directories. Use CPPFLAGS for: $xc_word])
82 ;;
83 -l* | --library=*)
84 AC_MSG_NOTICE([$xc_bad_var_msg libraries. Use LIBS for: $xc_word])
85 ;;
86 esac
87 done
88 fi
89 ])
90
91
92 dnl _XC_CHECK_VAR_CPPFLAGS
93 dnl -------------------------------------------------
94 dnl Private macro.
95
96 AC_DEFUN([_XC_CHECK_VAR_CPPFLAGS], [
97 xc_bad_var_cppflags=no
98 for xc_word in $CPPFLAGS; do
99 case "$xc_word" in
100 -rpath*)
101 xc_bad_var_cppflags=yes
102 ;;
103 -L* | --library-path=*)
104 xc_bad_var_cppflags=yes
105 ;;
106 -l* | --library=*)
107 xc_bad_var_cppflags=yes
108 ;;
109 esac
110 done
111 if test $xc_bad_var_cppflags = yes; then
112 AC_MSG_NOTICE([using CPPFLAGS: $CPPFLAGS])
113 xc_bad_var_msg="CPPFLAGS note: CPPFLAGS should only be used to specify C preprocessor flags, not"
114 for xc_word in $CPPFLAGS; do
115 case "$xc_word" in
116 -rpath*)
117 AC_MSG_NOTICE([$xc_bad_var_msg library runtime directories. Use LDFLAGS for: $xc_word])
118 ;;
119 -L* | --library-path=*)
120 AC_MSG_NOTICE([$xc_bad_var_msg library directories. Use LDFLAGS for: $xc_word])
121 ;;
122 -l* | --library=*)
123 AC_MSG_NOTICE([$xc_bad_var_msg libraries. Use LIBS for: $xc_word])
124 ;;
125 esac
126 done
127 fi
128 ])
129
130
131 dnl _XC_CHECK_VAR_CFLAGS
132 dnl -------------------------------------------------
133 dnl Private macro.
134
135 AC_DEFUN([_XC_CHECK_VAR_CFLAGS], [
136 xc_bad_var_cflags=no
137 for xc_word in $CFLAGS; do
138 case "$xc_word" in
139 -D*)
140 xc_bad_var_cflags=yes
141 ;;
142 -U*)
143 xc_bad_var_cflags=yes
144 ;;
145 -I*)
146 xc_bad_var_cflags=yes
147 ;;
148 -rpath*)
149 xc_bad_var_cflags=yes
150 ;;
151 -L* | --library-path=*)
152 xc_bad_var_cflags=yes
153 ;;
154 -l* | --library=*)
155 xc_bad_var_cflags=yes
156 ;;
157 esac
158 done
159 if test $xc_bad_var_cflags = yes; then
160 AC_MSG_NOTICE([using CFLAGS: $CFLAGS])
161 xc_bad_var_msg="CFLAGS note: CFLAGS should only be used to specify C compiler flags, not"
162 for xc_word in $CFLAGS; do
163 case "$xc_word" in
164 -D*)
165 AC_MSG_NOTICE([$xc_bad_var_msg macro definitions. Use CPPFLAGS for: $xc_word])
166 ;;
167 -U*)
168 AC_MSG_NOTICE([$xc_bad_var_msg macro suppressions. Use CPPFLAGS for: $xc_word])
169 ;;
170 -I*)
171 AC_MSG_NOTICE([$xc_bad_var_msg include directories. Use CPPFLAGS for: $xc_word])
172 ;;
173 -rpath*)
174 AC_MSG_NOTICE([$xc_bad_var_msg library runtime directories. Use LDFLAGS for: $xc_word])
175 ;;
176 -L* | --library-path=*)
177 AC_MSG_NOTICE([$xc_bad_var_msg library directories. Use LDFLAGS for: $xc_word])
178 ;;
179 -l* | --library=*)
180 AC_MSG_NOTICE([$xc_bad_var_msg libraries. Use LIBS for: $xc_word])
181 ;;
182 esac
183 done
184 fi
185 ])
186
187
188 dnl XC_CHECK_USER_FLAGS
189 dnl -------------------------------------------------
190 dnl Public macro.
191 dnl
192 dnl Performs some sanity checks for LIBS, LDFLAGS,
193 dnl CPPFLAGS and CFLAGS values that the user might
194 dnl have set. When checks fails, user is noticed
195 dnl about errors detected in all of them and script
196 dnl execution is halted.
197 dnl
198 dnl Intended to be used early in configure script.
199
200 AC_DEFUN([XC_CHECK_USER_FLAGS], [
201 AC_PREREQ([2.50])dnl
202 AC_BEFORE([$0],[XC_CHECK_PROG_CC])dnl
203 dnl check order below matters
204 _XC_CHECK_VAR_LIBS
205 _XC_CHECK_VAR_LDFLAGS
206 _XC_CHECK_VAR_CPPFLAGS
207 _XC_CHECK_VAR_CFLAGS
208 if test $xc_bad_var_libs = yes ||
209 test $xc_bad_var_cflags = yes ||
210 test $xc_bad_var_ldflags = yes ||
211 test $xc_bad_var_cppflags = yes; then
212 AC_MSG_ERROR([Can not continue. Fix errors mentioned immediately above this line.])
213 fi
214 ])
215
216
217 dnl XC_CHECK_BUILD_FLAGS
218 dnl -------------------------------------------------
219 dnl Public macro.
220 dnl
221 dnl Performs some sanity checks for LIBS, LDFLAGS,
222 dnl CPPFLAGS and CFLAGS values that the configure
223 dnl script might have set. When checks fails, user
224 dnl is noticed about errors detected in all of them
225 dnl but script continues execution.
226 dnl
227 dnl Intended to be used very late in configure script.
228
229 AC_DEFUN([XC_CHECK_BUILD_FLAGS], [
230 AC_PREREQ([2.50])dnl
231 dnl check order below matters
232 _XC_CHECK_VAR_LIBS
233 _XC_CHECK_VAR_LDFLAGS
234 _XC_CHECK_VAR_CPPFLAGS
235 _XC_CHECK_VAR_CFLAGS
236 if test $xc_bad_var_libs = yes ||
237 test $xc_bad_var_cflags = yes ||
238 test $xc_bad_var_ldflags = yes ||
239 test $xc_bad_var_cppflags = yes; then
240 AC_MSG_WARN([Continuing even with errors mentioned immediately above this line.])
241 fi
242 ])