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97e2ff4643
Signed-off-by: Christian Couder <chriscool@tuxfamily.org> Acked-by: Ben Peart <peartben@gmail.com> Reviewed-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
#ifndef SUBPROCESS_H
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#define SUBPROCESS_H
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#include "git-compat-util.h"
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#include "hashmap.h"
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#include "run-command.h"
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/*
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* Generic implementation of background process infrastructure.
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* See: Documentation/technical/api-sub-process.txt
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*/
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/* data structures */
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struct subprocess_entry {
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struct hashmap_entry ent; /* must be the first member! */
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const char *cmd;
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struct child_process process;
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};
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/* subprocess functions */
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int cmd2process_cmp(const struct subprocess_entry *e1,
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const struct subprocess_entry *e2, const void *unused);
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typedef int(*subprocess_start_fn)(struct subprocess_entry *entry);
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int subprocess_start(struct hashmap *hashmap, struct subprocess_entry *entry, const char *cmd,
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subprocess_start_fn startfn);
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void subprocess_stop(struct hashmap *hashmap, struct subprocess_entry *entry);
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struct subprocess_entry *subprocess_find_entry(struct hashmap *hashmap, const char *cmd);
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/* subprocess helper functions */
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static inline struct child_process *subprocess_get_child_process(
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struct subprocess_entry *entry)
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{
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return &entry->process;
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}
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/*
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* Helper function that will read packets looking for "status=<foo>"
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* key/value pairs and return the value from the last "status" packet
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*/
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int subprocess_read_status(int fd, struct strbuf *status);
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#endif
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