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91efd87b73
We tried to do what fgets does, but file.c undid that for regular files, so let's be compatible.
77 lines
1.4 KiB
C
77 lines
1.4 KiB
C
/*
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* file.c - Open and read a file
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*
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* Written 2016 by Werner Almesberger
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* Copyright 2016 by Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <stdbool.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "util.h"
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#include "main.h"
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#include "git-file.h"
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#include "file.h"
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bool file_cat(void *user, const char *line)
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{
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printf("%s\n", line);
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return 1;
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}
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static void read_from_file(FILE *file,
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bool (*parse)(void *user, const char *line), void *user)
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{
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char buf[1000];
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char *nl;
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while (fgets(buf, sizeof(buf), file)) {
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nl = strchr(buf, '\n');
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if (nl)
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*nl = 0;
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if (!parse(user, buf))
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break;
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}
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}
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void file_read(const char *name, bool (*parse)(void *user, const char *line),
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void *user)
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{
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FILE *file;
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char *colon, *tmp;
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file = fopen(name, "r");
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if (file) {
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if (verbose)
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fprintf(stderr, "reading %s\n", name);
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read_from_file(file, parse, user);
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fclose(file);
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return;
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}
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if (verbose)
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perror(name);
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colon = strchr(name, ':');
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if (!colon) {
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if (!verbose)
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perror(name);
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exit(1);
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}
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tmp = stralloc(name);
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tmp[colon - name] = 0;
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git_read(tmp, colon + 1, parse, user);
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free(tmp);
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}
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