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“__attribute__((format (printf, 1, 2)))” and “#define printf printfoo”

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don’t play well with each other – Bionic uses the former, unlike most…
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tg 2011-03-16 20:03:21 +00:00
parent fd0d60b71b
commit 750ad16f3d
1 changed files with 6 additions and 6 deletions
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12
Build.sh
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@ -1,5 +1,5 @@
#!/bin/sh #!/bin/sh
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.472 2011/02/27 19:29:18 tg Exp $' srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.473 2011/03/16 20:03:21 tg Exp $'
#- #-
# Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 # Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
# Thorsten Glaser <tg@mirbsd.org> # Thorsten Glaser <tg@mirbsd.org>
@ -976,13 +976,13 @@ ac_test attribute_format '' 'for __attribute__((format))' <<-'EOF'
/* force a failure: gcc 1.42 has a false positive here */ /* force a failure: gcc 1.42 has a false positive here */
int main(void) { return (thiswillneverbedefinedIhope()); } int main(void) { return (thiswillneverbedefinedIhope()); }
#else #else
#define printf printfoo #define fprintf printfoo
#include <stdio.h> #include <stdio.h>
#undef __attribute__ #undef __attribute__
#undef printf #undef fprintf
extern int printf(const char *format, ...) extern int fprintf(FILE *, const char *format, ...)
__attribute__((format (printf, 1, 2))); __attribute__((format (printf, 2, 3)));
int main(int ac, char **av) { return (printf("%s%d", *av, ac)); } int main(int ac, char **av) { return (fprintf(stderr, "%s%d", *av, ac)); }
#endif #endif
EOF EOF
ac_test attribute_nonnull '' 'for __attribute__((nonnull))' <<-'EOF' ac_test attribute_nonnull '' 'for __attribute__((nonnull))' <<-'EOF'