80f7a1b9b6
- Add detailed build and bootstrap instructions to README.md. - Convert all source and header files from .c/.h to .c.md/.h.md. - Add bootstrap.sh script for automated building across version history. - Update Makefile and sources.mk to reflect new markdown-based source organization.
39 lines
780 B
Markdown
39 lines
780 B
Markdown
```c
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#include <string.h>
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#include "utils.h"
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const char *
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infer_ext_from_filename(const char *path)
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{
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static char ext_buffer[32];
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const char *md_ext;
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const char *before_md;
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const char *dot;
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size_t len;
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size_t ext_len;
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if (NULL == path)
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return (NULL);
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len = strlen(path);
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if (len < 6)
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return (NULL);
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md_ext = path + len - 3;
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if (0 != strcmp(md_ext, ".md"))
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return (NULL);
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before_md = md_ext - 1;
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while (before_md > path && '.' != *before_md)
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before_md--;
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if (before_md == path || '.' != *before_md)
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return (NULL);
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dot = before_md;
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if (dot + 1 >= md_ext)
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return (NULL);
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ext_len = md_ext - (dot + 1);
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if (ext_len >= sizeof(ext_buffer))
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return (NULL);
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memcpy(ext_buffer, dot + 1, ext_len);
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ext_buffer[ext_len] = '\0';
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return (ext_buffer);
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}
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```
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