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| author | Carl Worth <cworth@cworth.org> | 2010-06-17 15:25:07 -0700 |
|---|---|---|
| committer | Carl Worth <cworth@cworth.org> | 2010-06-23 16:13:31 -0700 |
| commit | 60c67e46b1b0c69171929be5915bb5468a7faff6 (patch) | |
| tree | 1b1c95cf6224e972bc74a25269bcbe15f4b09393 | |
| parent | a32305a8bd28e19b2e97d430a9f61587b7222bd5 (diff) | |
configure: Ensure that config.h can be safely included multiple times.
Use AH_TOP and AH_BOTTOM macros so that the standard include guard
mechanisms are emitted by autoheader into the generated config.h file.
| -rw-r--r-- | configure.ac | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 74dd661846..73ce67de3d 100644 --- a/configure.ac +++ b/configure.ac @@ -30,6 +30,10 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) # Checks for library functions. AC_HEADER_STDC +AH_TOP([#ifndef GLSL_CONFIG_H +#define GLSL_CONFIG_H]) +AH_BOTTOM([#endif /* GLSL_CONFIG_H */]) + PKG_CHECK_MODULES([talloc], [talloc >= 2.0]) AC_ARG_ENABLE([debug], |