12 lines
589 B
Diff
12 lines
589 B
Diff
--- cvs-1.11.19/src/rcs.c.old 2005-03-17 11:21:18.000000000 +0100
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+++ cvs-1.11.19/src/rcs.c 2005-03-17 11:21:56.000000000 +0100
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@@ -138,7 +138,7 @@
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string comparisons. This macro speeds things up a bit by skipping
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the function call when the first characters are different. It
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evaluates its arguments multiple times. */
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-#define STREQ(a, b) (*(char *)(a) == *(char *)(b) && strcmp ((a), (b)) == 0)
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+#define STREQ(a, b) ((a) != NULL && (b) != NULL && *(char *)(a) == *(char *)(b) && strcmp ((a), (b)) == 0)
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/*
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* We don't want to use isspace() from the C library because:
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