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1655413f12
Add commentary to link commit 86c7688 (MR !3447) to the upstream fix for ICU-22610 in case there is subsequent breakage. Signed-off-by: Earl Chew <earl_chew@yahoo.com> Reviewed-by: Andreas Schneider <asn@samba.org> Reviewed-by: Andrew Bartlett <abartlet@samba.org> Autobuild-User(master): Andrew Bartlett <abartlet@samba.org> Autobuild-Date(master): Fri Nov 8 00:20:38 UTC 2024 on atb-devel-224
55 lines
2.4 KiB
Python
55 lines
2.4 KiB
Python
#!/usr/bin/env python
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# rather strangely, we need to look for libiconv before checking libc
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# as the external libiconv can use a macro to override iconv_open to libiconv_open
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# and then we may find the wrong iconv.h later due to other packages looking
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# in /usr/local
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# We check for the lib iconv when building a shared lib has some compiler/linker
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# managed to link when specifying -liconv a executable even if there is no
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# libiconv.so or libiconv.a
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conf.CHECK_LIB("iconv", shlib=True)
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#HP-UX can use libiconv as an add-on package, which has #define iconv_open libiconv_open
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if (conf.CHECK_FUNCS_IN('iconv_open', 'iconv', checklibc=False, headers='iconv.h') or
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conf.CHECK_FUNCS_IN('libiconv_open', 'iconv', checklibc=False, headers='iconv.h') or
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conf.CHECK_FUNCS('iconv_open', headers='iconv.h')):
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conf.DEFINE('HAVE_NATIVE_ICONV', 1)
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conf.CHECK_CODE('''
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uint8_t inbuf[2] = { 0x30, 0xdf };
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uint8_t outbuf[4] = { 0 };
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char *ptr_in = (char *)inbuf;
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char *ptr_out = (char *)outbuf;
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size_t size_in = sizeof(inbuf);
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size_t size_out = sizeof(outbuf);
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size_t ret;
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iconv_t cd;
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cd = iconv_open("UTF-8", "UTF-16LE");
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if (cd == 0 || cd == (iconv_t)-1) return -1;
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ret = iconv(cd, &ptr_in, &size_in, &ptr_out, &size_out);
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if (ret != (size_t)-1 || errno != EILSEQ) return -1;
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''',
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define='HAVE_ICONV_ERRNO_ILLEGAL_MULTIBYTE',
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execute=True,
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msg='Checking errno of iconv for illegal multibyte sequence',
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lib='iconv',
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headers='errno.h iconv.h')
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# Since commit 86c7688 (MR !3447), the required ICU libraries are discovered
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# as a single group. This had the benefit of working around ICU-22610, and also
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# works with the fix that was merged to ICU main in commit 199bc827.
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if conf.CHECK_CFG(package='icu-i18n icu-uc',
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args='--cflags --libs',
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msg='Checking for icu-i18n icu-uc',
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uselib_store='ICUI18N'):
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conf.env['icu-libs'] = 'icui18n'
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conf.CHECK_LIB(conf.env['icu-libs'], shlib=True, mandatory=True)
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if not conf.CHECK_HEADERS('unicode/ustring.h', lib='icui18n'):
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conf.fatal('Found icui18n, but unicode/ustring.h is missing')
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conf.DEFINE('HAVE_UTF8_NORMALISATION', 1)
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else:
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conf.env['icu-libs'] = ''
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