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Diffstat (limited to 'sysdeps/powerpc/bits/setjmp.h')
-rw-r--r--sysdeps/powerpc/bits/setjmp.h18
1 files changed, 11 insertions, 7 deletions
diff --git a/sysdeps/powerpc/bits/setjmp.h b/sysdeps/powerpc/bits/setjmp.h
index a9cab03fc6..7bb654c0bc 100644
--- a/sysdeps/powerpc/bits/setjmp.h
+++ b/sysdeps/powerpc/bits/setjmp.h
@@ -1,17 +1,21 @@
 /* Define the machine-dependent type `jmp_buf'.  PowerPC version.  */
 
+#ifndef _SETJMP_H
+# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
+#endif
+
 /* The previous bits/setjmp.h had __jmp_buf defined as a structure.
    We use an array of 'long int' instead, to make writing the
    assembler easier. Naturally, user code should not depend on
    either representation. */
 
-#if	defined (__USE_MISC) || defined (_ASM)
-#define JB_GPR1  0   /* also known as the stack pointer */
-#define JB_GPR2  1
-#define JB_LR    2
-#define JB_GPRS  3   /* GPRs 14 through 31 are saved, 18 in total */
-#define JB_UNUSED 21 /* it's sometimes faster to store doubles word-aligned */
-#define JB_FPRS  22  /* FPRs 14 through 31 are saved, 18*2 words total */
+#if defined __USE_MISC || defined _ASM
+# define JB_GPR1   0   /* also known as the stack pointer */
+# define JB_GPR2   1
+# define JB_LR     2
+# define JB_GPRS   3  /* GPRs 14 through 31 are saved, 18 in total */
+# define JB_UNUSED 21 /* it's sometimes faster to store doubles word-aligned */
+# define JB_FPRS   22 /* FPRs 14 through 31 are saved, 18*2 words total */
 #endif
 
 #ifndef	_ASM