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eccb614924
This attribute can help gcc notice when callers forget to add a NULL sentinel to the end of the function. This is our first use of the sentinel attribute, but we shouldn't need to #ifdef for other compilers, as __attribute__ is already a no-op on non-gcc-compatible compilers. Suggested-by: Bert Wesarg <bert.wesarg@googlemail.com> More-Spots-Found-By: Matt Kraai <kraai@ftbfs.org> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
25 lines
700 B
C
25 lines
700 B
C
#ifndef ARGV_ARRAY_H
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#define ARGV_ARRAY_H
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extern const char *empty_argv[];
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struct argv_array {
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const char **argv;
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int argc;
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int alloc;
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};
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#define ARGV_ARRAY_INIT { empty_argv, 0, 0 }
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void argv_array_init(struct argv_array *);
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void argv_array_push(struct argv_array *, const char *);
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__attribute__((format (printf,2,3)))
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void argv_array_pushf(struct argv_array *, const char *fmt, ...);
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__attribute__((sentinel))
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void argv_array_pushl(struct argv_array *, ...);
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void argv_array_pop(struct argv_array *);
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void argv_array_clear(struct argv_array *);
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const char **argv_array_detach(struct argv_array *array, int *argc);
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void argv_array_free_detached(const char **argv);
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#endif /* ARGV_ARRAY_H */
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