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Fix noreturn for old compilers.

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This commit is contained in:
Arnold D. Robbins 2020-04-16 20:56:49 +03:00
parent c3d8f9c500
commit 93e5dd87a1
3 changed files with 9 additions and 1 deletions
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4
FIXES
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@ -25,6 +25,10 @@ THIS SOFTWARE.
This file lists all bug fixes, changes, etc., made since the AWK book This file lists all bug fixes, changes, etc., made since the AWK book
was sent to the printers in August, 1987. was sent to the printers in August, 1987.
April 16, 2020:
Handle old compilers that don't support C11 (for noreturn).
Thanks to Arnold Robbins.
April 5, 2020: April 5, 2020:
Use <stdnoreturn.h> and noreturn instead of GCC attributes. Use <stdnoreturn.h> and noreturn instead of GCC attributes.
Thanks to GitHub user awkfan77. Closes PR #77. Thanks to GitHub user awkfan77. Closes PR #77.

4
awk.h
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@ -25,7 +25,11 @@ THIS SOFTWARE.
#include <assert.h> #include <assert.h>
#include <stdint.h> #include <stdint.h>
#include <stdbool.h> #include <stdbool.h>
#if __STDC__ <= 199901L
#define noreturn
#else
#include <stdnoreturn.h> #include <stdnoreturn.h>
#endif
typedef double Awkfloat; typedef double Awkfloat;

2
main.c
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@ -22,7 +22,7 @@ ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
THIS SOFTWARE. THIS SOFTWARE.
****************************************************************/ ****************************************************************/
const char *version = "version 20200405"; const char *version = "version 20200416";
#define DEBUG #define DEBUG
#include <stdio.h> #include <stdio.h>