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https://github.com/oasislinux/oasis.git
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39 lines
791 B
C
39 lines
791 B
C
#include <errno.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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static const char safe[] =
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"][ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!#%&'()*+,./:;<=>^_{|}~ -";
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int main(int argc, char *argv[]) {
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FILE *f;
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char *line = NULL, *s;
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size_t size = 0;
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ssize_t n;
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f = fopen(argv[1], "r");
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if (!f) {
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fprintf(stderr, "fopen %s: %s\n", argv[1], strerror(errno));
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return 1;
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}
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printf("/* Generated from %s */\n", argv[1]);
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while ((n = getline(&line, &size, f)) >= 0) {
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printf("\"");
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for (s = line; s < line + n; ++s) {
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if (memchr(safe, *s, sizeof(safe) - 1))
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fputc(*s, stdout);
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else
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printf("\\%03hho", *s);
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}
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printf("\"\n");
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}
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if (ferror(f)) {
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fprintf(stderr, "ferror: %s\n", strerror(errno));
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return 1;
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}
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return 0;
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}
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