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configure: add option --enable-werror

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Adds the compiler flag -Werror to fail on warnings.
Useful for CI runs.
This commit is contained in:
Christian Göttsche 2020-08-21 10:37:20 +02:00
parent 0b276f80f1
commit 57254cdd05
2 changed files with 4 additions and 1 deletions
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2
Makefile.am
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@ -12,7 +12,7 @@ applications_DATA = htop.desktop
pixmapdir = $(datadir)/pixmaps
pixmap_DATA = htop.png
AM_CFLAGS = -pedantic -Wall $(wextra_flag) -std=c99 -D_XOPEN_SOURCE_EXTENDED -DSYSCONFDIR=\"$(sysconfdir)\" -I"$(top_srcdir)/$(my_htop_platform)"
AM_CFLAGS += -pedantic -Wall $(wextra_flag) -std=c99 -D_XOPEN_SOURCE_EXTENDED -DSYSCONFDIR=\"$(sysconfdir)\" -I"$(top_srcdir)/$(my_htop_platform)"
AM_LDFLAGS =
AM_CPPFLAGS = -DNDEBUG

3
configure.ac
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@ -295,6 +295,9 @@ then
])
fi
AC_ARG_ENABLE([werror], [AS_HELP_STRING([--enable-werror], [Treat warnings as errors (default: warnings are not errors)])], [enable_werror="$enableval"], [enable_werror=no])
AS_IF([test "x$enable_werror" = "xyes"], [AM_CFLAGS="$AM_CFLAGS -Werror"])
AC_SUBST([AM_CFLAGS])
# Bail out on errors.
# ----------------------------------------------------------------------