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| author | Alex Merry <dev@randomguy3.me.uk> | 2013-08-03 10:37:06 +0100 |
|---|---|---|
| committer | Alex Merry <dev@randomguy3.me.uk> | 2013-08-03 10:37:06 +0100 |
| commit | 0b419a4d47e7e67837eba4c6b9d52ef664938f9d (patch) | |
| tree | a458765e6a94bdb01f6cad85e8c073b819154d8d | |
| parent | cb952e6cbace0230b46b9267c964e415cf378b23 (diff) | |
Demand actual bison and flex, rather than yacc and lex
We use bison/flex extensions, so we need those actual tools.
| -rw-r--r-- | tikzit/configure.ac | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/tikzit/configure.ac b/tikzit/configure.ac index 8f791b6..99697c5 100644 --- a/tikzit/configure.ac +++ b/tikzit/configure.ac @@ -21,8 +21,19 @@ AC_PROG_OBJC([gcc clang objc objcc]) AC_LANG([Objective C]) AC_PROG_LEX -AM_PROG_LEX +AS_IF([$LEX --version 2>/dev/null | grep "^flex" >/dev/null 2>/dev/null],[], + [ + AC_MSG_WARN([flex not found; this may cause problems for developers]) + LEX="\${SHELL} \$(top_srcdir)/missing flex" + AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy]) + AC_SUBST([LEXLIB], ['']) + ]) AC_PROG_YACC +AS_IF([$YACC --version 2>/dev/null | grep "^bison" >/dev/null 2>/dev/null],[], + [ + AC_MSG_WARN([bison not found; this may cause problems for developers]) + YACC="\${SHELL} \$(top_srcdir)/missing bison" + ]) # Checks for libraries. FOUNDATION_OBJCFLAGS=`eval "gnustep-config --objc-flags"` |