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32 lines
803 B
C
32 lines
803 B
C
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/*
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* Write data to a file in the form of a C string literal, with any
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* non-printable-ASCII character escaped appropriately.
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*/
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#include "defs.h"
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#include "misc.h"
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void write_c_string_literal(FILE *fp, ptrlen str)
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{
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for (const char *p = str.ptr; p < (const char *)str.ptr + str.len; p++) {
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char c = *p;
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if (c == '\n')
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fputs("\\n", fp);
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else if (c == '\r')
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fputs("\\r", fp);
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else if (c == '\t')
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fputs("\\t", fp);
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else if (c == '\b')
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fputs("\\b", fp);
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else if (c == '\\')
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fputs("\\\\", fp);
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else if (c == '"')
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fputs("\\\"", fp);
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else if (c >= 32 && c <= 126)
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fputc(c, fp);
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else
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fprintf(fp, "\\%03o", (unsigned char)c);
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}
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}
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