tailix/libkernaux
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Check for <stdbool.h> and <stddef.h>

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This commit is contained in:
Alex Kotov 2020-12-06 15:27:55 +05:00
parent 115b6f28c4
commit 8af65b2f4d
Signed by: kotovalexarian
GPG key ID: 553C0EBBEB5D5F08
2 changed files with 19 additions and 0 deletions
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17
README.md
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@ -51,6 +51,23 @@ Configure with cross-compiler in `$PATH` to make without it in `$PATH`:
CFLAGS='-ffreestanding -nostdlib -fno-builtin -fno-stack-protector'
```
When configuring with cross-compiler you can see the following messages. It's
a bug in **autoconf**, just ignore it.
```
checking for _Bool... no
checking stddef.h usability... no
checking stddef.h presence... yes
configure: WARNING: stddef.h: present but cannot be compiled
configure: WARNING: stddef.h: check for missing prerequisite headers?
configure: WARNING: stddef.h: see the Autoconf documentation
configure: WARNING: stddef.h: section "Present But Cannot Be Compiled"
configure: WARNING: stddef.h: proceeding with the compiler's result
configure: WARNING: ## ------------------------------------------------------------ ##
configure: WARNING: ## Report this to https://github.com/kernelmq/libkernaux/issues ##
configure: WARNING: ## ------------------------------------------------------------ ##
```
To install into specific directory use full path:
`DESTDIR="$(pwd)/dest" make install` instead of `DESTDIR=dest make install`.

2
configure.ac
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@ -42,5 +42,7 @@ AC_PROG_CC
AC_PROG_CC_C99
AC_PROG_RANLIB
AC_C_INLINE
AC_CHECK_HEADER_STDBOOL
AC_CHECK_HEADERS([stddef.h])
AC_OUTPUT